A novel multi-stage pressuring strategy to fabricate sound high?carbon steel joints in rotary friction welding

Huihong Liu, Kailiang, Chen, Zexi Wu, Yongbing, Li, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 133　p. 957-968　2025/01/17　Research paper (scientific journal)

The influence of laser-induced tempering on the microstructure and mechanical properties of 1500 MPa martensitic steel friction stir welded joints

Shuhao Zhu, Xiangxiang Zhu, Wenyuan Lv, Ling Cen, Ming Gao, Yufeng Sun, Lihong Wu, Hidetoshi Fujii, Shaokang Guan

Optics and Laser Technology　Vol. 182　No. 112094　2025/01/04　Research paper (scientific journal)

Understanding thermal-mechanical variations and resulting joint integrity of pressure-controlled linear friction welding of thin-steel sheets

Rishabh Shotri, Takuya Miura, Peihao Geng, Yoshiaki Morisada, Kohsaku Ushioda, Hidetoshi Fujii

International Journal of Machine Tools and Manufacture　Vol. 204　No. 104235　2025/01/01　Research paper (scientific journal)

Significance of fracture toughness for linear friction welded joint of weathering steel

Kazuma Shimizu, Shota Nakayama, Hiroto Shoji, Takumi Kawakubo, Tomoya Nagira, Mitsuru Ohata, Hidetoshi Fujii

Welding in the World　2024/12/26　Research paper (scientific journal)

Friction stir welding of Haynes 282 Ni superalloy by using a novel hemispherical tool

Abhishek Sharma, Takuya Miura, Yoshiaki Morisada, Kohsaku Ushioda, Sukhdeep Singh, Hidetoshi Fujii

Scientific Reports　Vol. 14　No. 1　2024/11/13　Research paper (scientific journal)

Linear friction welding of T-Joints in low carbon steel: Effect of welding parameters on joint quality

Huilin Miao, Takayuki Yamashita, Kohsaku Ushioda, Seiichiro Tsutsumi, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Advanced Joining Processes　Vol. 10　p. 100267-100267　2024/11　Research paper (scientific journal)

Friction Stir Welding of 1.4 GPa-Grade Tempered Martensitic Steel

Yasuyuki MIYANO, Hiroki WASHIYA, Hiromu SATO, Yasuhiro AOKI, Mitsuhiko KIMURA, Kohsaku USHIODA, Hidetoshi FUJII

ISIJ International　Vol. 64　No. 12　p. 1795-1803　2024/10/15　Research paper (scientific journal)

Development of a method to evaluate strain in weld solidification using in-situ observations with high-brightness synchrotron X-rays

Houichi Kitano, Tomoya Nagira, Fumiyoshi Yoshinaka, Takahiro Sawaguchi, Takayuki Yamashita, Yasuhiro Aoki, Hidetoshi Fujii

Science and Technology of Advanced Materials　Vol. online　2024/09　Research paper (scientific journal)

Dissimilar linear friction welding of AZ31 magnesium alloy and AA5052-H34 aluminum alloy

Jeong Won Choi, Haruki Tsuruyama, Ryutaro Hino, Yasuhiro Aoki, Yoshiaki Morisada, Hidetoshi Fujii, Seung Joon Lee

Materialia　Vol. 36　2024/08　Research paper (scientific journal)

In-situ observation of solidification behaviors of Fe-Mn-Cr-Ni-Si alloy during TIG melt-run welding using synchrotron radiation X-ray

Tomoya Nagira, Houichi Kitano, Takashi Kimura, Fumiyoshi Yoshinaka, Susumu Takamori, Takahiro Sawaguchi, Takayuki Yamashita, Yasuhiro Aoki, Hidetoshi Fujii, Akihisa Takeuchi, Masayuki Uesugi

Materials Characterization　Vol. 214　2024/08　Research paper (scientific journal)

Easy disassembly of steel/aluminum joint by foaming of aluminum part with foaming agent sheet

Yoshihiko Hangai, Tatsuki Takagi, Takuma Ishigai, Yu Tomita, Shinichi Nishida, Ryosuke Suzuki, Yoshiaki Morisada, Hidetoshi Fujii

International Journal of Advanced Manufacturing Technology　Vol. 133　No. 1-2　p. 409-416　2024/07　Research paper (scientific journal)

Relationship between weld rip diameter and fatigue fracture mode for friction stir spot welded tension-peel joints

Miu Hayashi, Itsuki Fujita, Takumi Itadani, Jinta Arakawa, Yasuhiro Aoki, Hidetoshi Fujii, Hiroyuki Akebono, Atsushi Sugeta

Fatigue and Fracture of Engineering Materials and Structures　Vol. 47　No. 6　p. 2127-2138　2024/06　Research paper (scientific journal)

Multiple analyses of factors influencing fatigue life of linear friction welded low carbon steel

Huilin Miao, Takayuki Yamashita, Seiichiro Tsutsumi, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Advanced Joining Processes　Vol. 9　p. 100201-100201　2024/06　Research paper (scientific journal)

Feasibility of friction stir welding using a hemispherical tool tilted towards the retreating side

D. Ambrosio, A. Sharma, M. Mukuda, Y. Morisada, H. Fujii

Journal of Advanced Joining Processes　Vol. 9　p. 100180-100180　2024/06　Research paper (scientific journal)

Hydrogen Embrittlement Susceptibility of Linear Friction Welded Medium Carbon Steel Joints

Riki Toramoto, Takayuki Yamashita, Kohsaku Ushioda, Tomohiko Omura, Hidetoshi Fujii

ISIJ international　Vol. 64　No. 7　p. 1185-1196　2024/05/15　Research paper (scientific journal)

Probing joining mechanism of Ti6Al4V - SS316L steel rods in pressure-controlled joule-heat forge welding

Rishabh Shotri, Takuya Miura, Peihao Geng, Yoshiaki Morisada, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 326　2024/05　Research paper (scientific journal)

Effect of tool revolutionary pitch on heat transfer and material flow in Al/steel friction stir lap welding

Peihao Geng, Hong Ma, Pengkang Zhao, Ninshu Ma, Miura Takuya, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 325　2024/04　Research paper (scientific journal)

IMC layer formation and tensile properties of linear friction-welded Mg/Al dissimilar joints

TSURUYAMA Haruki, CHOI Jeong-Won, HINO Ryutaro, AOKI Yoshihiro, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2024s　p. 42-43　2024/03/22

Development of high speed welding technology for advanced high strength steel sheets applying pre-heating process to double-sided friction stir welding

[Muneo Matsushita,Daiki Yamagishi,KoichiTaniguchi,Rinsei Ikeda,Hidetoshi Fujii ]

Quarterly Journal of the Japan Welding Society　Vol. 42　No. 4　p. 167-178　2024/01/12　Research paper (scientific journal)

Role of retained austenite and deformation-induced martensite in 0.15C-5Mn steel monitored by in-situ neutron diffraction measurement during tensile deformation

Yamashita Takayuki, Morooka Satoshi, Gong Wu, Kawasaki Takuro, Harjo Stefanus, Hojo Tomohiko, Okitsu Yoshitaka, Fujii Hidetoshi

ISIJ International　Vol. advpub　2024

Friction Stir Welding of Fe-15Mn-10Cr-8Ni-4Si Seismic Damping Alloy

Tomoya Nagira, Terumi Nakamura, Takahiro Sawaguchi, Masakazu Mori, Yoshiaki Morisada, Hidetoshi Fujii

Tetsu-to-Hagane　2024　Research paper (scientific journal)

Friction Stir Welding of Thick Steel Plate Using Silicon Nitride Tool

Masakazu Mori, Tatsuya Ban, Hiroki Takeuchi, Yoshiaki Morisada, Hidetoshi Fujii

ISIJ International　2024　Research paper (scientific journal)

Sound dissimilar linear friction welding of A7075-T6 Al and mild steel by simultaneous interfacial deformation using higher forging speed

Furkan Khan, Takuya Miura, Tetsuro Ito, Yoshiaki Morisada, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 109　p. 512-523　2024/01　Research paper (scientific journal)

Friction Stir Welding of Fe-15Mn-10Cr-8Ni-4Si Seismic Damping Alloy

Tomoya Nagira, Terumi Nakamura, Takahiro Sawaguchi, Masakazu Mori, Yoshiaki Morisada, Hidetoshi Fujii

ISIJ International　Vol. 63　No. 12　p. 2056-2065　2023/12/15　Research paper (scientific journal)

Dissimilar joining of carbon steel, pure nickel and aluminum alloys by center-driven double-sided linear friction welding

Tetsuro Ito, Masayoshi Kamai, Takuya Miura, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Advanced Joining Processes　Vol. 8　2023/11　Research paper (scientific journal)

Inhomogeneity of Microstructure along the Thickness Direction in Stir Zone of Friction Stir Welded Duplex Stainless Steel

Takayuki Yamashita, Kohsaku Ushioda, Hidetoshi Fujii

ISIJ international　Vol. 63　No. 10　p. 1747-1757　2023/10　Research paper (scientific journal)

High-pressure linear friction welding of dissimilar AA5052-H34 and AA6061-T6 joint

Jeong-Won Choi, Jin-Ming Su, Ryutaro Hino, Motomichi Yamamoto, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 26　p. 4483-4494　2023/09　Research paper (scientific journal)

Fatigue strength improvement of linear friction welded butt joints of low carbon steel by pressurizing after oscillation

Huilin Miao, Seiichiro Tsutsumi, Takayuki Yamashita, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 102　p. 795-805　2023/09　Research paper (scientific journal)

Interfacial microstructural evolution and mechanical properties in dissimilar A1050 aluminium and S45C carbon steel friction stir welded joints using Zn interlayers

Mohamed Saleh, Yoshiaki Morisada, Kohsaku Ushioda, Hidetoshi Fujii

Materials Chemistry and Physics　Vol. 304　2023/08　Research paper (scientific journal)

Mechanism of suppressing HAZ softening in friction stir welded martensitic steel through hardening phenomenon initiated by adding vanadium

Zexi Wu, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 26　p. 1151-1167　2023/07　Research paper (scientific journal)

Dissimilar linear friction welding of Ni-based superalloys

Peihao Geng, Hong Ma, Mingxiang Wang, Guoliag Qin, Jun Zhou, Chunbo Zhang, Yunwu Ma, Ninshu Ma, Hidetoshi Fujii

International Journal of Machine Tools and Manufacture　Vol. 191　2023/07　Research paper (scientific journal)

Microstructures and Tensile Properties of Friction Stir Welded 0.2%C-2%Si-Cr Steels

Zexi Wu, Tomoya Nagira, Kohsaku Ushioda, Goro Miyamoto, Hidetoshi Fujii

ISIJ International　Vol. 63　No. 6　p. 1084-1095　2023/06/15　Research paper (scientific journal)

Investigation on microstructure evolution of Mg-Gd-Zn-Zr alloys during friction stir processing by liquid CO2 cooling assisted stop action

Juan Chen, Ziyan Li, Jingyu Han, Liming Peng, Hidetoshi Fujii, Yujuan Wu, Huifeng Cheng

Materials Science and Engineering: A　Vol. 876　2023/06　Research paper (scientific journal)

Microstructure, mechanical properties, and wear properties of friction-stir processed S45C steel

Jong-Wook Park, Hee-Young Jung, Wonki Jeong, Se-Eun Shin, Hidetoshi Fujii, Hyun-Joon Kim, Seung-Joon Lee

Tribology International　Vol. 186　2023/05　Research paper (scientific journal)

Friction Stir Welding of Dissimilar Al 6061-T6 to AISI 316 Stainless Steel: Microstructure and Mechanical Properties

Mohamed Newishy, Matias Jaskari, Antti J?rvenp??, Hidetoshi Fujii, Hamed Ahmed Abdel-Aleem

Materials　2023/05　Research paper (scientific journal)

Improved mechanical and electrical properties of copper-aluminum joints with highly aligned graphene reinforcement via friction stir spot welding

Mohammad Syahid Mohd Isa, Mohd Ridha Muhamad, Farazila Yusof, Nukman Yusoff, Zbigniew Brytan, Tetsuo Suga, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 24　p. 9203-9215　2023/05　Research paper (scientific journal)

Easy dismantling and separation of friction stir-welded steel and aluminum by foaming

Yoshihiko Hangai, Atsuya Masuda, Ryosuke Suzuki, Yasuhiro Aoki, Masaaki Matsubara, Hidetoshi Fujii

The International Journal of Advanced Manufacturing Technology　Vol. 126　p. 561-568　2023/05　Research paper (scientific journal)

Influence of solute Mg and Zener–Hollomon parameter on microstructural evolution of linear-friction-welded Al joints

Jeong Won Choi, Weihao Li, Kohsaku Ushioda, Motomichi Yamamoto, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 23　p. 4334-4345　2023/03/01　Research paper (scientific journal)

Elucidation of solidification mode of Fe-Mn-Si alloy during TIG spot welding using synchrotron X-ray

Quarterly journal of the Japan Welding Society　Vol. 41　No. 2　p. 1s-5s　2023/02　Research paper (scientific journal)

Improving bonding strength of Al/CFRTP hybrid joint through modifying friction spot joining tools

Peihao Geng, Hong Ma, Weihao Li, Kazuki Murakami, Qian Wang, Ninshu Ma, Yasuhiro Aoki, Hidetoshi Fujii, Chuantong Chen

Composites Part B: Engineering　Vol. 254　p. 110588-11058　2023/02　Research paper (scientific journal)

Double-sided simultaneous joining of medium carbon steel by center drive linear friction welding

Tetsuro Ito, Masayoshi Kamai, Takuya Miura, Yoshiaki Morisada, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 41　No. 3　p. 71-78　2023　Research paper (scientific journal)

Investigation of easy separation of A1050 aluminum / SS400 steel joints using foaming by applying a foaming agent to the joining interface

Atsuya Masuda, Yoshihiko Hangai, Ryosuke Suzuki, Masaaki Matsubara, Yasuhiro Aoki, Hidetoshi Fujii

Keikinzoku/Journal of Japan Institute of Light Metals　Vol. 73　No. 4　p. 164-166　2023　Research paper (scientific journal)

Role of Retained Austenite and Deformation Induced Martensite in 0.15C-5Mn Steel Monitored by in-situ Neutron Diffraction Measurement during Tensile Deformation

Yamashita Takayuki, Morooka Satoshi, Gong Wu, Kawasaki Takuro, Harjo Stefanus, Hojo Tomohiko, Okitsu Yoshitaka, Fujii Hidetoshi

Tetsu-to-Hagane　Vol. advpub　2023　Research paper (scientific journal)

Elucidation of solidification behavior of austenite steel using X-ray imaging

NAGIRA Tomoya, NAKAMURA Terumi, KIMRA Takashi, YOSHINAKA Fumiyoshi, SAWAGUCHI Takahiro, AOKI Yasuhiro, YAMASHITA Takayuki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2023s　p. 46-47　2023

Tensile deformation behavior in stir zone of friction stir welded duplex stainless steel monitored by in-situ neutron diffraction

YAMASHITA Takayuki, USHIODA Kohsaku, FUJII Hidetoshi, GONG Wu, HARJO Stefanus, KAWASAKI Takuro, MOROOKA Satoshi

Preprints of the National Meeting of JWS　Vol. 2023s　p. 76-77　2023

Effect of post-joining pressure on microstructure characteristic of SM490A linear friction welded butt joints

MIAO Huilin, YAMASHITA Takayuki, USHIODA Kohsaku, TSUTSUMI Seiichiro, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2023s　p. 102-103　2023

Hydrogen embrittlement susceptibility of linear friction welded medium carbon steel joints

TORAMOTO Riki, YAMASITA Takayuki, USHIODA Kohsaku, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2023s　p. 104-105　2023

Effect of Welding Conditions on Microstructural Evolution of Friction-Stir-Welded Ti-Cu Plate

Yong-Jae Lee, Won-Ki Jeong, Seung-Jun Lee, Hidetoshi Fujii, Se Eun Shin, Dong-Geun Lee

Arch. Metall. Mater.　Vol. 68　No. 1　p. 131-135　2023/01　Research paper (scientific journal)

Interfacial microstructure and strengthening mechanisms of SPSed Al/GNP nanocomposite subjected to multi-pass friction stir processing

Abhishek Sharma, Yoshiaki Morisada, Hidetoshi Fujii

Materials Characterization　Vol. 197　p. 112652-112652　2023/01　Research paper (scientific journal)

Linear Friction Welding of Ti Alloys

Hidetoshi Fujii

JRCM NEWS　Vol. 432　p. 2-4　2022/12

Effect of the processing route on the microstructure and mechanical behavior of superlight Mg-9Li-1Zn alloy via friction stir processing

Mengran Zhou, Zhuoran Zeng, Chun Cheng, Yoshiaki Morisada, Qingyu Shi, Jian Yih Wang, Hidetoshi Fujii

Journal of Magnesium and Alloys　Vol. 10　No. 11　p. 3064-3081　2022/12　Research paper (scientific journal)

Inhomogeneity of Microstructure along the Thickness Direction in Stir Zone of Friction Stir Welded Duplex Stainless Steel

Takayuki Yamashita, Kohsaku Ushioda, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 966-978　2022/12　Research paper (scientific journal)

Protectiveness of Rust Layers on Friction Stir Welded High Phosphorus Carbon Steels

Hiroaki Tsuchiya, Kazumasa Hatsuda, Takumi Kawakubo, Kohsaku Ushioda, Hidetoshi Fujii, Masato Yamashita, Shinji Fujimoto

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 937-944　2022/12　Research paper (scientific journal)

Friction Stir Welding of 1.4 GPa-grade Tempered Martensitic Steel

Yasuyuki Miyano, Hiroki Washiya, Hiromu Sato, Yoshihiro Aoki, Mitsuhiko Kimura, Kohsaku Ushioda, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 945-957　2022/12　Research paper (scientific journal)

Effect of Applied Pressure on Microstructure and Hardness of Linear Friction Welded Martensitic Steel

Yasuhiro Aoki, Kohsaku Ushioda, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 1011-1020　2022/12　Research paper (scientific journal)

Effect of silicon nitride microstructure on characteristics of FSW tool for steel and tool life

FUNAKI Kai, MORISADA Yoshiaki, FUKASAWA Takayuki, ABE Yutaka, FUJII Hidetoshi

Quarterly Journal of the Japan Welding Society　Vol. 40　No. 4　p. 195-201　2022/12　Research paper (scientific journal)

Effects of Carbon and Phosphorus on Microstructure and Mechanical Properties of Friction Stir Welded Weathering Steels

Takumi Kawakubo, Kohsaku Ushioda, Hidetoshi Fujii, Takahiro Kamo, Tomoyuki Yokota

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 926-936　2022/12　Research paper (scientific journal)

Microstructures and Tensile Properties of Friction Stir Welded 0.2%C-2%Si-Cr Steels

Zexi Wu, Tomoya Nagira, Kohsaku Ushioda, Goro Miyamoto, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 911-925　2022/12　Research paper (scientific journal)

Friction Stir Welding of Thick Steel Plate Using Silicon Nitride Tool

Masakazu Mori, Tatsuya Ban, Hiroki Takeuchi, Yoshiaki Morisada, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 958-965　2022/12　Research paper (scientific journal)

Effect of Linear Friction Welding Conditions on Charpy Absorbed Energy for Mediumhigh Carbon Steel Plates

Noboru Konda, Tomotaka Kitamura, Masakazu Mori, Yasuhiro Aoki, Yoshiaki Morisada, Hidetoshi Fujii

Journal of the Iron and Steel Institute of Japan　Vol. 108　No. 12　p. 1002-1010　2022/12　Research paper (scientific journal)

Challenge to Welding and Joining Technology for Applying Multi-material in Electric Vehicle Production

Tomoyuki Ueyama, Shinichi Hasegawa, Takaaki Miyauchi, Testuo Era, Hidetoshi Fujii

Journal of Materials Science and Engineering A　Vol. 12　No. 4　p. 107-114　2022/11　Research paper (scientific journal)

Investigation of through-thickness microstructural evolution and mechanical properties variation in friction stir alloyed Al-Fe alloy system

A. Sharma, Y. Morisada, H. Fujii

Journal of Alloys and Compounds　Vol. 921　2022/11　Research paper (scientific journal)

FSW(Friction Stir Welding), LFW(Linear Friction Welding) and RW(Rotary Welding)

Hidetoshi Fujii

Journal of Light Metal Welding　Vol. 60　No. 10　p. 1-5　2022/10

Friction stir alloying of AZ61 and mild steel with Cu-CNT additive

Mohammad Ashraf bin Ariffin, Mohd Ridha bin Muhamad, Sufian Raja, Mohd Fadzil Jamaludin, Farazila Yusof, Tetsuo Suga, Huihong Liu, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 21　p. 2400-2415　2022/10　Research paper (scientific journal)

Effect of strength of steel sheets on peel tensile strength and failure mode of dissimilar joint of spot welds

OKADA Tohru, UEDA Hideki, MIYAZAKI Yasunobu, YASUYAMA Masanori, FUJII Hidetoshi

Quarterly Journal of the Japan Welding Society　Vol. 40　No. 4　p. 226-237　2022/10　Research paper (scientific journal)

Effect of strength of steel sheets on tensile shear strength and failure mode of dissimilar joint of spot welds

OKADA Tohru, UEDA Hideki, MATSUDA Kazuki, MIYAZAKI Yasunobu, YASUYAMA Masanori, FUJII Hidetoshi

Quarterly Journal of the Japan Welding Society　Vol. 40　No. 4　p. 216-225　2022/10　Research paper (scientific journal)

Effect of ferrite grain shape in friction element welds on cross tension strength

MATSUI Sho, USHIODA Kohsaku, FUJII Hidetoshi

Quarterly Journal of the Japan Welding Society　Vol. 40　No. 3　p. 149-158　2022/10　Research paper (scientific journal)

Effects of Carbon Content and Austenite Grain Size on Retained Austenite Fraction in Stir Zone of Friction Stir Welded 6%Ni Carbon Steels

Takuya Miura, Hidetoshi Fujii, Kohsaku Ushioda

ISIJ International　Vol. 62　No. 9　p. 1908-1917　2022/09　Research paper (scientific journal)

Effect of Welding Condition on Texture Evolution of Austenite in Stir Zone and Martensitic Transformation Behavior during Cooling in Ni-C

Takuya Miura, Hidetoshi Fujii, Kohsaku Ushioda

鉄と鋼　Vol. 108　No. 9　p. 631-641　2022/09　Research paper (scientific journal)

Strengthening mechanism of high-pressure linear friction welded AA7075-T6 joint

Jeong-Won Choia, Weihao Li, Kohsaku Ushioda, Motomichi Yamamoto, Hidetoshi Fujii

Materials Characterization　Vol. 191　No. 112112　2022/09　Research paper (scientific journal)

Improving toughness of medium-Mn steels after friction stir welding through grain morphology tuning

Mun SikJeong, Tak Min Park, Dong-IlKim, Hidetoshi Fujii, Hye Ji Im, Pyuck-Pa Choi, Seung-Joon Lee, Jeongho Han

Journal of Materials Science & Technology　Vol. 118　p. 243-254　2022/08　Research paper (scientific journal)

Relationship between cross tension strength and carbon content of lower sheet in friction element welded steel joints

Sho Matsui, Kohsaku Ushioda, Hidetoshi Fujii

Welding International?　Vol. 36　No. 8　p. 500-509　2022/08　Research paper (scientific journal)

Measurement and simulation of thermal-induced residual stresses within friction stir lapped Al/steel plate

Peihao Geng, Masashi Morimura, Ninshu Ma, Wenjia Huang, Weihao Li, Kunio Narasaki, Takuya Ogura, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 310　No. 117760　p. 1-15　2022/08　Research paper (scientific journal)

Effect of Zn interlayer on friction stir butt welding of A1100 and SUS316L stainless steel

Mohamed Saleh, Huihong Liu, Kohsaku Ushioda, Hidetoshi Fujii

Science and Technology of Welding and Joining　Vol. 27　No. 5　p. 361-373　2022/07　Research paper (scientific journal)

Prediction of residual stresses within dissimilar Al/steel friction stir lap welds using an Eulerian-based modeling approach

Peihao Geng, Masashi Morimura, Song Wu, Yong Liu, Yunwu Ma, Ninshu Ma, Yasuhiro Aoki, Hidetoshi Fujii, Hong Ma, Guoliang Qin

Journal of Manufacturing Processes　Vol. 79　p. 340-355　2022/07　Research paper (scientific journal)

Influence of the number of FSP passes on the strength-ductility synergy of cold-rolled spark plasma sintered pure aluminum

Abhishek Sharma, Yoshiaki Morisada, Toru Nagaoka, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 79　p. 296-304　2022/07　Research paper (scientific journal)

Direct observation of solidification behaviors of Fe-Mn-Si alloys during TIG spot welding using synchrotron X-ray

Tomoya Nagira, Terumi Nakamura, Fumiyoshi Yoshinaka, Takahiro Sawaguchi, Yasuhiro Aoki, Masayoshi Kamai, Hidetoshi Fujii, Akihisa Takeuchi, Masayuki Uesugi

Scripta Materialia　Vol. 216　p. 114743-114743　2022/07　Research paper (scientific journal)

摩擦攪拌プロセスを用いた溶射皮膜の改質

森貞 好昭, 藤井 英俊

溶射技術　Vol. 41　No. 4　p. 20-24　2022/06

Process of simultaneously fabricating and foaming precursor using frictional heat generated during friction stir welding

Yoshihiko Hangai, Hiromi Morohashi, Yasuhiro Aoki, Hironao Mitsugi, Hidetoshi Fujii

The International Journal of Advanced Manufacturing Technology volume　Vol. 121　No. 5　p. 3207-3214　2022/06　Research paper (scientific journal)

Investigation of separation of A1050 aluminum and SS400 steel joined body by foaming

Atsuya MASUDA1, Yoshihiko HANGAI, Hironao MITSUGI, Ryosuke SUZUKI, Masaaki MATSUBARA, Hidetoshi FUJII

Journal of The Japan Institute of Light Metals　Vol. 72　No. 6　p. 366-370　2022/06　Research paper (scientific journal)

Effects of Carbon Content and Austenite Grain Size on Retained Austenite Fraction in Stir Zone of Friction Stir Welded 6%Ni Carbon Steels

Takuya Miura, Hidetoshi Fujii, Kohsaku Ushioda

Tetsu-to-Hagane　Vol. 108　No. 6　p. 343-353　2022/06　Research paper (scientific journal)

Enhanced strength-ductility combination in the cold-rolled spark plasma sintered pure aluminium by FSP

Abhishek Sharma, Yoshiaki Morisada, Toru Nagaoka, Hidetoshi Fujii

Materials Characterization　Vol. 188　No. 111914　p. 1-13　2022/06　Research paper (scientific journal)

Prediction of Material Flow Behavior in Stir Zones of Friction Stir Welded 6％Ni Carbon Steel Based on Texture Analysis

Takuya Miura, Hidetoshi Fujii, Kohsaku Ushioda

Journal of the Japan Institute of Metals and Materials　Vol. 86　No. 6　p. 87-96　2022/06　Research paper (scientific journal)

Fatigue strength and fracture characteristics of linear friction welded joints of weathering mild steel

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

Fatigue and Fracture of Engineering Materials and Structures　Vol. 45　No. 10　p. 2769-2783　2022/06　Research paper (scientific journal)

Microstructure, mechanical properties and fatigue behaviors of linear friction welded weathering steels

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

International Journal of Fatigue　Vol. 159　2022/06　Research paper (scientific journal)

Fabrication of porous aluminum composites containing hollow ceramics

Takaya Yamamoto, Yoshihiko Hangai, Hironao Mitsugi, Shinji Koyama1, Ryosuke Suzuki, Masaaki Matsubara, Hidetoshi Fujii

Journal of Porous Materials　Vol. 29　p. 1363-1368　2022/05　Research paper (scientific journal)

Friction stir alloying of AZ61 and mild steel with Al-CNT additive

Sufian Raja, Mohd Ridha Muhamad, Farazila Yusof, Mohd Fadzil Jamaludin, Tetsuo Suga, Huihong Liu, Yoshiaki Morisada, Hidetoshi Fujii

Science and Technology of Welding and Joining　Vol. 27　No. 7　p. 533-540　2022/05　Research paper (scientific journal)

Effects of Rotational Speed and Processing Time on Bonding Strength of Porous Aluminum and Thermoplastic Resin during Friction Welding

Yoshiyuki Matsushima, Yoshihiko Hangai, Hironao Mitsugi, Hidetoshi Fujii

J. Japan Inst. Met. Mater　Vol. 86　No. 5　p. 71-76　2022/05　Research paper (scientific journal)

圧力制御通電圧接 AA5052-H34 継手の微細組織と機械的特性に及ぼす寄り速度の影響

林 泳錫, 森貞 好昭, 藤井 英 俊

スマートプロセス学会誌　Vol. 11　No. 3　p. 135-140　2022/05　Research paper (scientific journal)

Effect of porosity of aluminum foam on welding between aluminum foam and polycarbonate plate during friction welding

Yoshihiko Hangai, Koki Omika, Masahiro Inoue, Akihiro Kitamura, Hironao Mitsugi, Hidetoshi Fujii, Yuichiroh Kamakoshi

The International Journal of Advanced Manufacturing Technology　Vol. 120　p. 1071-1078　2022/05　Research paper (scientific journal)

Corrosion resistant and high-strength dual-phase Mg-Li-Al-Zn alloy by friction stir processing

Zhuoran Zeng, Mengran Zhou, Marco Esmaily, Yuman Zhu, Sanjay Choudhary, James C. Griffith, Jisheng Ma, Yvonne Hora, Yu Chen, Alessio Gullino, Qingyu Shi, Hidetoshi Fujii, Nick Birbilis

Communications Materials　Vol. 3　p. 1-10　2022/04　Research paper (scientific journal)

Suppression of softening in heat affected zone by Mo addition in friction stir welded martensitic steel

WuZexi, Kohsaku Ushioda, Hidetoshi Fujii

Science and Technology of Welding and Joining?　Vol. 27　No. 3　p. 204-212　2022/04　Research paper (scientific journal)

Microstructure evolution and hardness distribution of linear friction welded AA5052-H34 joint and AA5083-O joint

Jeong-Won Choi, Weihao Li, Kohsaku Ushioda, Motomichi Yamamoto, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 17　p. 2419-2430　2022/04　Research paper (scientific journal)

Elucidation of intermetallic compounds and mechanical properties of dissimilar friction stir lap welded 5052 Al alloy and DP590 steel

Peihao Geng, Masashi Morimura, Hong Ma, Yunwu Ma, Ninshu Ma, Huihong Liu, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Alloys and Compounds　Vol. 906　No. 164381　p. 1-17　2022/04　Research paper (scientific journal)

Corrigendum to ‘Thermo-mechanical modeling and analysis of friction spot joining of Al alloy and carbon fiber-reinforced polymer’ [J Mater Res Technol 12 (2021) 1777–1793](S2238785421003380)(10.1016/j.jmrt.2021.03.111)

Ninshu Ma, Peihao Geng, Yunwu Ma, Katsushi Shimakawa, Jeong Won Choi, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 17　2022/03/01　Research paper (scientific journal)

Effects of phosphorus content on fatigue performance of friction stir welded mild steels

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

Construction and Building Materials　Vol. 324　2022/03　Research paper (scientific journal)

Effect of applied pressure on microstructure and mechanical properties of linear friction welded AA1050-H24 and AA5052-H34 joints

Jeong-Won Choi, Weihao Li, Kohsaku Ushioda, Motomichi Yamamoto Hidetoshi Fujii

Science and Technology of Welding and Joining　Vol. 27　No. 2　p. 92-102　2022/03　Research paper (scientific journal)

Effect of the welding parameters on microstructure and mechanical properties of linear friction welded Ti-6Al-4V alloy

Jeong-Won Choi, Yasuhiro Aoki, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 75　p. 651-663　2022/03　Research paper (scientific journal)

Through-Thickness Localized Strain Distribution and Microstructural Characterization of Functionally Graded Al/GNP Composite Fabricated by Friction Stir Processing

A. Sharma, Y. Morisada, H. Fujii

Light Metals 2022　p. 274-282　2022/02　Research paper (scientific journal)

Foaming of precursor of porous aluminum consisting of dissimilar aluminum alloys by frictional heating during friction stir processing

Takanao Nagai, Hiromi Morohashi, Yoshihiko Hangai, Hironao Mitsugi, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Japan Institute of Light Metals　Vol. 72　No. 2　p. 54-57　2022/02　Research paper (scientific journal)

Effect of paint baking thermal cycle on joint strength of spot welds

Tohru Okada, Masanori Yasuyama, Masato Uchihara &Hidetoshi Fujii

Welding International　Vol. 36　No. 2　p. 76-86　2022/02　Research paper (scientific journal)

Double-sided friction stir spot welding of ultra-high strength C-Mn-Si martensitic steel by adjustable probes

XiaopeiWang, Yoshiaki Morisada, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 300　2022/02　Research paper (scientific journal)

Microstructure and mechanical properties of friction stir welded high phosphorus weathering steel

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

Science and Technology of Welding and Joining　Vol. 27　No. 5　p. 388-397　2022　Research paper (scientific journal)

Grain boundary segregation and toughness of friction-stir-welded high-phosphorus weathering steel

Takumi Kawakubo, Kohsaku Ushioda, Hidetoshi Fujii

Materials Science and Engineering: A　Vol. 832　2022/01　Research paper (scientific journal)

摩擦エレメント接合した鋼板継手における下板の炭素量と十字引張強さの関係

松井 翔, 潮田 浩作, 藤井 英俊

溶接学会論文集　Vol. 40　No. 1　p. 9-17　2022/01　Research paper (scientific journal)

Bending induced mechanical exfoliation of graphene interlayers in a through thickness Al-GNP functionally graded composite fabricated via novel single-step FSP approach

Abhishek Sharma, Yoshiaki Morisada, Hidetoshi Fujii

Carbon　Vol. 186　p. 475-491　2022/01　Research paper (scientific journal)

Effects of rotation tool-induced heat and material flow behaviour on friction stir lapped Al/steel joint formation and resultant microstructure

Peihao Geng, Yunwu Ma, Ninshu Ma, Hong Ma, Yasuhiro Aoki, Huihong Liu, Hidetoshi Fujii, Chuntong Chen

International Journal of Machine Tools and Manufacture　Vol. 174　p. 103858-103858　2022/01　Research paper (scientific journal)

Fatigue performance of friction stir welded weathering mild steels joined below A1 temperature

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

International Journal of Fatigue　Vol. 156　2022/01　Research paper (scientific journal)

Friction welding of porous aluminum and polycarbonate plate

Yoshihiko Hangai, Rikuto Kishimoto, Mizuki Ando, Hironao Mitsugi, Yu Goto, Yuichiroh Kamakoshi, Ryosuke Suzuki, Masaaki Matsubara, Yasuhiro Aoki, Hidetoshi Fujii

Materials Letters　Vol. 304　p. 130610-130610　2021/12　Research paper (scientific journal)

Ti-6Al-4V/SUS316L dissimilar joints with ultrahigh joint efficiency fabricated by a novel pressure-controlled joule heat forge welding method

Yeong-seok Lim, Yoshiaki Morisada, Huihong Liu, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 298　2021/12　Research paper (scientific journal)

無変態接合を可能とする固相抵抗スポット接合法の開発

相原 巧, 釜井 正善, 森貞 好昭, 藤井 英俊

JAAA2021シンポジウム「先進自動車製造技術における接合技術2021」講演論文集　p. 168-171　2021/11　Research paper (conference, symposium, etc.)

センタードライブ両面線形摩擦接合を用いた鋼とアルミニウム合金の異材接合

伊藤 鉄朗, 釜井 正善, 森貞 好昭, 藤井 英俊

JAAA2021シンポジウム「先進自動車製造技術における接合技術2021」講演論文集　p. 34-37　2021/11　Research paper (conference, symposium, etc.)

Effect of paint baking thermal cycle on joint stregth of spot welds

Toru Okada, Masanori Yasuyama, Masato Uchihara, Hidetoshi Fujii

Quarterly Journal of the Japan Welding Society　Vol. 39　No. 3　p. 209-217　2021/10　Research paper (scientific journal)

Effect of Friction Stir Processing on Mechanical Properties of AA-TIG welded 9%Ni Steel

Masakazu Mori, Tokuda Tatsuya, Yoshiaki Morisada, Hidetoshi Fujii

Quarterly Journal of the Japan Welding Society　Vol. 39　No. 3　p. 200-208　2021/10　Research paper (scientific journal)

Dissimilar Friction Stir Welding of Titanium and CFRP

Yoshiaki Morisada, Jeong-Won Choi, Hidetoshi Fujii

Titanium　Vol. 69　No. 4　p. 321-325　2021/10　Research paper (scientific journal)

LFW(Linear Friction Welding)

Hidetoshi Fujii

J. Japan Welding Society　Vol. 90　No. 7　p. 39-48　2021/10　Research paper (scientific journal)

Flat friction spot joining of aluminum alloy to carbon fiber reinforced polymer sheets: Experiment and simulation

Peihao Geng, Ninshu Ma, Hong Ma, Yunwu Ma, Kazuki Murakami, Huihong Liu, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Materials Science & Technology　Vol. 107　p. 266-289　2021/10　Research paper (scientific journal)

Interface strengthening in dissimilar double-sided friction stir spot welding of AZ31/ZK60 magnesium alloys by adjustable probes

Xiaope iWang, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Science & Technology　Vol. 85　p. 158-168　2021/09　Research paper (scientific journal)

Influence of aluminium-rich intermetallics on microstructure evolution and mechanical properties of friction stir alloyed Alsingle bondFe alloy system

Abhishek Sharma, Yoshiaki Morisada, HidetoshiFujii

Journal of Manufacturing Processes　Vol. 68　p. 668-682　2021/08　Research paper (scientific journal)

Effect of Si Concentration of a Brazing Precursor on the Bonding Strength of Aluminum Foam Bonded via Foaming Bonding

Ryosuke Suzuki, Yoshihiko Hangai, Yusuke Asakawa, Ikuo Shohji, Hidetoshi Fujii, Masaaki Matsubara

Materials Transactions　Vol. 62　No. 8　p. 1210-1215　2021/08　Research paper (scientific journal)

X-ray Radiography Inspection of Pores of Thin Aluminum Foam during Press Forming Immediately after Foaming

Yoshihiko Hangai, Daisuke Kawato, Masataka Ohashi, Mizuki Ando, Takuya Ogura, Yoshiaki Morisada, Hidetoshi Fujii, Yuichiroh Kamakoshi, Hironao Mitsugi, Kenji Amagai

Metals　Vol. 11　No. 8　2021/08　Research paper (scientific journal)

Interface development and microstructure evolution during double-sided friction stir spot welding of magnesium alloy by adjustable probes and their effects on mechanical properties of the joint

Xiaopei Wang, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 294　2021/08　Research paper (scientific journal)

A novel pressure-controlled joule-heat forge welding method to fabricate sound carbon steel joints below the A1 point

Huihong Liu, Tetsuya Miyagaki, Yeong-seok Lim, Masayoshi Kamai, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 68　p. 770-777　2021/08　Research paper (scientific journal)

摩擦攪拌接合技術

藤井 英俊

2021年度溶接工学夏季大学教材　2021/07

Effect of Re-aging on Fatigue Strength Characteristics of Friction Stir Joints of 2024 and 6061 Aluminum Alloy

Yoshihiro Okutomo, Koji Nishimoto, Seiichi Nishino, Yoshiaki Morisada, Hidetoshi Fujii

Journal of light metal welding　Vol. 59　No. 7　p. 279-288　2021/07　Research paper (scientific journal)

The correlation of austenite stability and sequence of strain accommodation during room temperature deformation of a duplex lightweight steel

B. Mirshekari, A. Zarei-Hanzaki, A. Barabi, H. R. Abedi, S. -J. Lee, H. Fujii

Journal of Materials Research and Technology　Vol. 13　p. 1923-1932　2021/07　Research paper (scientific journal)

Friction Stir Welding of High Phosphorus Weathering Steel -Weldabilities, Microstructural Evolution and Mechanical Properties

Takumi Kawakubo, Tomoya Nagira, Kohsaku Ushioda, Hidetoshi Fujii

ISIJ International　Vol. 61　No. 7　p. 2150-2158　2021/07　Research paper (scientific journal)

Microstructure and mechanical properties of weathering mild steel joined by friction stir welding

Yixun Wang, Seiichiro Tsutsumi, Takumi Kawakubo, Hidetoshi Fujii

Materials Science and Engineering: A　Vol. 823　No. 141715　p. 1-10　2021/07　Research paper (scientific journal)

Enhancements on Dissimilar Friction Stir Welding Between AZ31 and SPHC Mild Steel With Al-Mg as Powder Additives

Mohd Ridha MUHAMAD, Sufian RAJA, Mohd Fadzil JAMALUDIN, Farazila YUSOF, Yoshiaki MORISADA, Tetsuo SUGA, Hidetoshi FUJII

Journal of Manufacturing Science and Engineering　Vol. 143　2021/07　Research paper (scientific journal)

Microstructural Evolutions of 2N Grade Pure Al and 4N Grade High-Purity Al during Friction Stir Welding

Tomoya Nagira, Xiaochao Liu, Kohasaku Ushioda, Hidetoshi Fujii

Materials　Vol. 14　No. 13　p. 3606-3606　2021/06/28　Research paper (scientific journal)

Flat hardness distribution in AA6061 joints by linear friction welding

Jeong-Won Choi, Weihao Li, Kohsaku Ushioda, Hidetoshi Fujii

Scientific Reports　Vol. 11　No. 11756　p. 1-7　2021/06　Research paper (scientific journal)

高強度アルミニウム合金の接合技術開発 : 接合部が特異点とならない線形摩擦接合

森貞 好昭, 藤井 英俊

溶接技術　Vol. 69　No. 5　p. 84-88　2021/05

Thermo-mechanical modeling and analysis of friction spot joining of Al alloy and carbon fiber-reinforced polymer

Ninshu Ma, Peihao Geng, Yunwu Ma, Katsushi Shimakawa, Jeong-Won Choi, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Materials Research and Technology　Vol. 12　p. 1777-1793　2021/05　Research paper (scientific journal)

Degradation of nickel-bonded tungsten carbide tools in friction stir welding of high carbon steel

Buchibabu Vicharapu, Huihong Liu, Yoshiaki Morisada, Hidetoshi Fujii, Amitava De

The International Journal of Advanced Manufacturing Technology　Vol. 115　p. 1049-1061　2021/05　Research paper (scientific journal)

Investigation of residual stress within linear friction welded steel sheets by alternating pressure via X-ray diffraction and contour method approaches

Ramy Gadallah, Seiichiro Tsutsumi, Yasuhiro Aoki, Hidetoshi Fujii

Journal of Manufacturing Processes　Vol. 54　p. 1223-1234　2021/04　Research paper (scientific journal)

In situ observation of solidification crack propagation for type 310S and 316L stainless steels during TIG welding using synchrotron X-ray imaging

Tomoya Nagira, Daisuke Yamashita, Masayoshi Kamai, Huihong Liu, Yasuhiro Aoki, Kentaro Uesugi, Akihisa Takeuchi, Hidetoshi Fujii

Journal of Materials Science　Vol. 56　p. 10653-10663　2021/03　Research paper (scientific journal)

Influence of Particle Diameter on Sand Flowability in Binder Jetting Additive Manufacturing Process Using Atomized Airtificial Sand

Yusuke Tomita, Hidetoshi Fujii

Journal of Japan Foundry Engineering Society　Vol. 93　No. 3　p. 115-120　2021/03　Research paper (scientific journal)

High-strength Fe/Al dissimilar joint with uniform nanometer-sized intermetallic compound layer and mechanical interlock formed by adjustable probes during double-sided friction stir spot welding

Xiaopei Wang, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Science & Technology　Vol. 809　p. 1-7　2021/03　Research paper (scientific journal)

Flat friction stir spot welding of low carbon steel by double side adjustable tools

Xiaopei Wang, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Science & Technology　Vol. 66　p. 1-9　2021/03　Research paper (scientific journal)

Deformation modes during room temperature tension of fine-grained pure magnesium

Zhuoran Zeng, Mengran Zhou, Peter Lynche, Fr?d?ric Mompiou, Qinfen Gu, Mohsen Esmaily, Yuanming Yan, Yao Qiu, Shiwei Xu, Hidetoshi Fujii, Chris Davies, Jian-Feng Nie, Nick Birbilis

Acta Materialia　Vol. 206　2021/03　Research paper (scientific journal)

Development of simultaneous process of precursor fabrication and foaming using friction stir welding

Hiromi Morohashi, Yoshihiko Hangai, Yasuhiro Aoki, Hidetoshi Fujii, Nobuhiro Yoshikawa

J. Jpn Inst. Light Metal　Vol. 71　No. 2　p. 121-126　2021/02　Research paper (scientific journal)

Modelling and measurement of thick aluminum FSW induced thermal strain and residual stress

Mingrun Yu, Ninshu Ma, Kunio Narasaki, Seiichiro Tsutsumi, Hidetoshi Fujii

Journal of light metal welding　Vol. 59　No. 2　p. 1-10　2021/02　Research paper (scientific journal)

Effect of Friction Stir Processing on Mechanical Properties of AA-TIG welded 9%Ni Steel

Masakazu MORI, Tatsuya TOKUDA, Yoshiaki MORISADA, Hidetoshi FUJII

QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY　Vol. 39　No. 3　p. 200-208　2021　Research paper (scientific journal)

Linear friction welding of Ti-6Al-4V alloy fabricated below β-phase transformation temperature

Jeong-Won Choi, Yasuhiro Aoki, Kohsaku Ushioda, Hidetoshi Fujii

Scripta Materialia　Vol. 191　p. 12-16　2021/01　Research paper (scientific journal)

Microstructures and tensile properties of friction stir welded 0.2%C-Si-Mn steel

ZexiWu, Tomoya Nagira, Kohsaku Ushioda, Goro Miyamoto, Hidetoshi Fujii

Materials Science and Engineering: A　Vol. 799　2021/01　Research paper (scientific journal)

An anomalous effect of grain refinement on yield stress in friction stir processed lightweight steel

B.Mirshekaria, A.Zarei-Hanzaki, A.Barabia, H.R.Abedi, S.J.Lee, H.Fujii

Materials Science and Engineering: A　Vol. 799　2021/01　Research paper (scientific journal)

(Duplication :4行) Frict

Morisada Yoshiaki, Fujii Hidetoshi

Journal of Light Metal Welding　Vol. 59　No. 1　p. 6-10　2021/01

Elucidation of fatigue characteristics and fracture mechanism of friction stir spot-welded tension-shear joint steels

Thomasprabhu Selvaraj, Shogo Ishida, Jinta Arakawa, Hiroyuki Akebono, Atsushi Sugeta, Yasuhiro Aoki, Hidetoshi Fujii

Fatigue & Fracture of Engineering Materials & Structures　Vol. 44　No. 1　p. 74-84　2021/01　Research paper (scientific journal)

Improved Strength and Ductility Balance of Medium-carbon Steel with Chromium and Titanium Fabricated by Friction Stir Welding Process

C. Cheng, K. Kadoi, H. Fujii, K. Ushioda, H. Inoue

Materials Science and Engineering: A　Vol. 803　2021/01　Research paper (scientific journal)

Ultralow rotation speed produces high-quality joint in dissimilar friction welding of Ti-6Al-4V alloy and SUS316L stainless steel

H. Liu, H. Fujii

Materials Science and Engineering: A　Vol. 800　2021/01　Research paper (scientific journal)

Quasi-in-situ investigation into the microstructure and texture evolution of pure magnesium during friction stir welding

Zhou Mengran, Sun Yufeng, Morisada Yoshiaki, Ushioda Kohsaku, Fujii Hidetoshi

Journal of Magnesium and Alloys　Vol. 8　No. 4　p. 1071-1083　2020/12　Research paper (scientific journal)

Nondestructive observation of pores during press forming of aluminum foam by X-ray radiography

Yoshihiko Hangai, Daisuke Kawato, Mizuki Ando, Masataka Ohashi, Yoshiaki Morisada, Takuya Ogura, Hidetoshi Fujii, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa

Materials Characterization　Vol. 170　p. 110631-110631　2020/12　Research paper (scientific journal)

Friction Stir Welding of High Phosphorus Weathering Steel-Weldabilities, Microstructural Evolution and Mechanical Properties

Takumi Kawakubo, Tomoya Nagira, Kohsaku Ushioda, Hidetoshi Fujii

Tetsu-to-Hagane Journal of the Iron and Steel Institute of Japan　Vol. 106　No. 12　p. 892-901　2020/12　Research paper (scientific journal)

Corrosion Behavior and Microstructure of Stir Zone in Fe-30Mn-3Al-3Si Twinning-Induced Plasticity Steel after Friction Stir Welding

Hye-Jin Kim, Hidetoshi Fujii, Seung-Joon Lee

Metals　Vol. 10　No. 11　2020/11　Research paper (scientific journal)

Fabrication of Porous Alminum Alloy by Precursor Method Using Vertical Type Twin-Roll Casting

Ryosuke Suzuki, Takkumi Masubuchi, Shinich Nishida, Ikuo Shoji, Yoshihiko Hangai, Hidetoshi Fujii, Masaaki Matsubara

鋳造工学　Vol. 92　No. 11　p. 577-582　2020/11　Research paper (scientific journal)

Influence of reinforcement incorporation approach on mechanical and tribological properties of AA6061- CNT nanocomposite fabricated via FSP

Abhishek Sharma, Hidetoshi Fujii, Jinu Paul

Journal of Manufacturing Processes　Vol. 59　p. 604-620　2020/11　Research paper (scientific journal)

Vacancy-induced θ′ precipitation during ultrasonic-affected friction stir welding of Al-Cu alloy

Yanying Hu, Huijie Liu, Hidetoshi Fujii, Kohsaku Ushioda, Hideki Araki, Kazuki Sugita, Ke Liu

Journal of Materials Science　Vol. 55　No. 29　p. 14626-14641　2020/10　Research paper (scientific journal)

Elucidation of interfacial microstructure and properties in friction stir lap welding of aluminium alloy and mild steel

Aman Kar, Buchibabu Vicharapu, Yoshiaki Morisada, Hidetoshi Fujii

Materials Characterization　Vol. 168　2020/10　Research paper (scientific journal)

Effects of Al-Ni powder addition on dissimilar friction stir welding between AA7075-T6 and 304L

M.R. Muhamad, M.F. Jamaludin, F.Yusof, R. Mahmoodian, Y. Morisada, T. Suga, H.fujii

Materialwissenschaft und Werkstofftechnik　Vol. 51　p. 1274-1284　2020/09　Research paper (scientific journal)

自動車関連材料(鉄系）の新規接合方法：ISMA関連

藤井 英俊

溶接学会誌　Vol. 89　No. 6　p. 25-29　2020/09

Low Temperature Linear Friction Welding of Metal and Alloys with with 100% Joint Efficiency

Hidetoshi Fujii

Journal of Light Metal Welding　Vol. 58　p. 8-13　2020/08　Research paper (scientific journal)

Mechanism of grain structure development for pure Cu and Cu-30Zn with low stacking fault energy during FSW

T. Nagira, X. C. Liu, K. Ushioda, H. Fujii

Science and Technology of Welding and Joining　Vol. 25　No. 8　p. 669-678　2020/08　Research paper (scientific journal)

Flat friction stir spot welding of AZ31B magnesium alloy using double side adjustable tools: microstructure and mechanical properties

Xiaopei Wang, Yoshiaki Morisada, Hidetoshi Fujii

Science and Technology of Welding and Joining　Vol. 25　No. 8　p. 644-652　2020/08　Research paper (scientific journal)

合金化溶融亜鉛めっき鋼とアルミニウム合金の摩擦アンカー接合における問題点と対策に関する考察

坂村 勝、舟木 開、藤井 英俊

軽金属溶接　Vol. 58　No. 8　p. 7-11　2020/08　Research paper (scientific journal)

Effect of ultrasound on microstructure evolution of friction stir welded aluminum alloys

Yanying Hu, Huijie Liu, Hidetoshi Fujii, Kohsaku Ushioda

Journal of Manufacturing Processes　Vol. 56　p. 362-371　2020/08　Research paper (scientific journal)

Ultrasonic-induced excess vacancies in friction stir processing and exploration of acoustoplastic effect

Yanying Hu, Huijie Liu, Hidetoshi Fujii, Hideki Araki, Kazuki Sugita, Ke Liu

Scripta Materialia　Vol. 185　p. 117-121　2020/08　Research paper (scientific journal)

The optimal temperature for enhanced low-temperature superplasticity in fine-grained Ti-15V-3Cr-3Sn-3Al alloy fabricated by friction stir processing

W.J. Zhang, H. Liu, H. Ding, H. Fujii

Journal of Alloys and Compounds　Vol. 832　2020/08　Research paper (scientific journal)

Medium and high carbon steel joints formed by friction welding below A1 temperature

Yoshiaki Morisada, Hidetoshi Fujii

The Institute of Materials, Minerals and Mining　Vol. 25　No. 5　p. 438-445　2020/07　Research paper (scientific journal)

Dissimilar friction stir welding of pure Ti and carbon fibre reinforced plastic

J.W. Choi, Y. Morisada, H. Liu, K. Ushioda, H. Fujii, K. Nagatsuka, K. Nakata

Science and Technology of Welding and Joining　Vol. 25　No. 7　p. 600-608　2020/07　Research paper (scientific journal)

Effect of Stacking Fault Energy on the Grain Structure Evolution of FCC Metals During Friction Stir Welding

Xiaochao Liu, Yufeng Sun, Tomoya Nagira, Kohsaku Ushioda, Hidetoshi Fujii

Acta Metallurgica Sinica (English Letters)　Vol. 33　p. 1001-1012　2020/07　Research paper (scientific journal)

Time-resolved X-ray imaging of solidification cracking for Al-Cu alloy at the weld crater

T. Nagira, D. Yamashita, M. Kamai, H. Liu, Y. Aoki, H. Fujii, K. Uesugi, A. Takeuchi

Materials Characterization　Vol. 167　2020/07　Research paper (scientific journal)

装置開発に基づくFSW技術の高度化と教育

森貞 好昭、藤井 英俊

軽金属溶接　Vol. 58　No. 6　p. 17-21　2020/06

溶接施工管理技術の進歩

藤井 英俊

溶接施工管理技術者再認証資料　p. 72-79　2020/06

Effect of Layer Thickness and Resin Addition on Bending Strength of Sand Mold Made by Binder Jetting Additive Manufacturing

Yusuke Tomita, Hidetoshi Fujii

J.JFS　Vol. 92　No. 5　p. 225-231　2020/05　Research paper (scientific journal)

Superplastic deformation mechanism of the friction stir processed fully lamellar Ti-6Al-4V alloy

W.J. Zhang, H. Liu, H. Ding, H. Fujii

Materials Science and Engineering: A　Vol. 785　2020/05　Research paper (scientific journal)

Effect of process parameters on microstructure and mechanical properties of friction stir welded CoCrFeNi high entropy alloy

Xiaomeng Qin, Yi Xu, Yufeng Sun, Hidetoshi Fujii, Zhiguang Zhu, Chan Hung Shek

Materials Science and Engineering: A　Vol. 782　2020/04　Research paper (scientific journal)

Pronounced low-temperature superplasticity of friction stir processed Mg?9Li?1Zn alloy

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii, Jian-Yih Wang

Materials Science and Engineering: A　Vol. 780　2020/04　Research paper (scientific journal)

FSWの基礎と接合の革新

藤井 英俊

WE-COMマガジン，WE-COM溶接技術者交流会　Vol. 36　2020/04

Influences of temperature and Sn-addition on microstructural evolution of Ag during FSW

T.Nagira, X.C.Liu, K.Ushioda, H.Fujii

Science and Technology of Welding and Joining　Vol. 25　No. 3　p. 198-207　2020/04　Research paper (scientific journal)

Friction stir lap welding of plastic to metal using adjustable tool

Y.Gao, Y.Morisada, H.Fujii, J.Liao

Science and Technology of Welding and Joining　Vol. 25　No. 3　p. 190-197　2020/04　Research paper (scientific journal)

Effect of Ca Addition on the Microstructure and the Mechanical Properties of Asymmetirc Double-sided Friction Stir Welded AZ61 Magnesium Alloy

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Magnesium and Alloys　Vol. 8　No. 1　p. 91-102　2020/03　Research paper (scientific journal)

Principle for obtaining high joint quality in dissimilar friction welding of Ti-6Al-4V alloy and SUS316L stainless steel

H. Liu, Y. Aoki, Y. Aoki, K. Ushioda, H. Fujii

Journal of Materials Science & Technology　Vol. 46　p. 211-224　2020/02　Research paper (scientific journal)

Double-sided friction stir welding of 40 mm thick low carbon steel plates using a pcBN rotating tool

Yufeng Sun, Hidetoshi Fujii, Yoshiaki Morisada

Journal of Manufacturing Processes　Vol. 50　p. 319-328　2020/02　Research paper (scientific journal)

Fatigue property and cytocompatibility of a biomedical Co-Cr-Mo alloy subjected to a high pressure torsion and a subsequent short time annealing

P. Chen, H. Liu, M. Niinomi, Z. Horita, H. Fujii, T. Hanawa

Materials Transactions　Vol. 61　No. 2　p. 361-367　2020/01　Research paper (scientific journal)

Foaming of A1050 aluminum precursor by generated frictional heat during friction stir processing of steel plate

Yoshihiko Hangai, Keisuke Takada, Hidetoshi Fujii, Yasuhiro Aoki, Yuma Aihara, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa

The International Journal of Advanced Manufacturing Technology　Vol. 106　p. 3131-3137　2020/01　Research paper (scientific journal)

Microstructure and mechanical properties of friction stir welded duplex Mg-Li alloy LZ91

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii, Jian-YihWang

Materials Science and Engineering: A　Vol. 773　2020/01　Research paper (scientific journal)

Effects of Ca and Sr additions on microstructure, mechanical properties, and ignition temperature of hot-rolled Mg-Zn alloy

Mengran Zhou, Xinsheng Huang, Yoshiaki Morisada, Hidetoshi Fujii, Yasumasa Chinob

Materials Science and Engineering: A　Vol. 769　2020/01　Research paper (scientific journal)

Friction Stir Welding of Medium Carbon Steel with Laser-Preheating

Takuya Wada, Yoshiaki Morisada, Yufeng Sun, Hidetoshi Fujii, Yousuke Kawahito, Muneo Matsushita, Rinsei Ikeda

ISIJ International　Vol. 60　No. 1　p. 153-159　2020/01　Research paper (scientific journal)

Probing residual stresses in stationary shoulder friction stir welding process

B. Vicharapu, H. Liu, H. Fujii, K. Narasaki, N. Ma, A. De

International Journal of Advanced Manufacturing Technology　Vol. 106　p. 1573-1586　2019/11　Research paper (scientific journal)

摩擦攪拌接合によるプリカーサーと発泡アルミニウムの連続作製法の開発

諸橋 寛海、半谷 禎彦、藤井 英俊、青木 祥宏、吉川 暢宏

第27回機械材料・材料加工技術講演会講演論文集　Vol. 27　p. 514-1-514-4　2019/11　Research paper (conference, symposium, etc.)

Low Temperature Linear Friction Welding of Metal and Alloys with 100% Joint Efficiency

Hidetoshi Fujii

Proc. 14th INALCO2019　Vol. 14　p. 18-23　2019/11　Research paper (international conference proceedings)

Linear Friction Stir Welding of Medium Carbon Steel at Low Temperature

Yasuhiro Aoki, Ryosuke Kuroiwa, Hidetoshi Fujii, Gen Murayama, Masanori Yasuyama

ISIJ International　Vol. 59　No. 10　p. 1853-1859　2019/10　Research paper (scientific journal)

Microstructure, mechanical properties, and damping capacity in stir zone after friction stir welding of Fe-17Mn damping alloy

Seung-Joon Lee, Se Eun Shin, Kohsaku Ushioda, Hidetoshi Fujii

Journal of Alloys and Compounds　Vol. 803　p. 1155-1167　2019/09　Research paper (scientific journal)

Improving the Mechanical Properties of 2219-T6 Aluminum Alloy Joints by Ultrasonic Vibrations during Friction Stir Welding

Yanying Hu, Huijie Liu, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 271　p. 75-84　2019/09　Research paper (scientific journal)

Grain refinement and superplastic flow in friction stir processed Ti-15V-3Cr-3Sn-3Al alloy

Wenjing Zhang, Huihong Liu, Hua Ding, Hidetoshi Fujii

Journal of Alloys and Compounds　Vol. 803　p. 901-911　2019/09　Research paper (scientific journal)

Microstructure and mechanical properties of friction lap-butt welded ultra-thin galvanized steel sheets

Yefei Gao, Yoshiaoki Morisada, Hidetoshi Fujii, Jinsun Liao

Journal of Manufacturing Processes　Vol. 45　p. 22-32　2019/09　Research paper (scientific journal)

Asymmetric local strain, microstructure and superelasticity of friction stir welded Nitinol alloy

Abdollah Bahador, Junko Umeda, Seiichiro Tsutsumi, Esah Hamzah, Farazila Yusof, Hidetoshi Fujii, Katsuyoshi Kondoh

Materials Science and Engineering: A　Vol. 767　2019/09　Research paper (scientific journal)

Effects of Carbon and Chromium on Microstructure evolution and Mechanical Properties of Friction Stir Weldment in Medium-carbon Steel

Chun Cheng, Kota Kadoi, Shun Tokita, Hidetoshi Fujii, Kohsaku Ushioda, Hiroshige Inoue

Materials Science and Engineering: A　Vol. 762　p. 138060-138060　2019/08　Research paper (scientific journal)

Effect of Cr and C on Microstructure Evolution of Medium Carbon Steels during Friction Stir Welding Process and their Mechanical Property

Kota Kadoi, Chun Cheng, Shun Tokita, Kohsaku Ushioda, Hidetoshi Fujii, Hiroshige Inoue

7th International Conference on Recrystallization and Grain Growth　2019/08　Research paper (international conference proceedings)

Friction Welding Technology -Friction Stir Welding and Linear Friction Welding

Hidetoshi Fujii

Bridge and Foundation Engineering　Vol. 53　No. 8　p. 105-108　2019/08

高輝度X線(接合研～SPring-8)を利用した溶接・接合研究

柳楽 知也、藤井 英俊

生産と技術　Vol. 71　No. 3　p. 18-21　2019/07

Role of annealing twinning in microstructural evolution of high purity silver during friction stir welding

T. Nagira, X. C. Liu, K. Ushioda, Y. Iwamoto, G. Ano, H. Fujii

Science and technology of welding and joining　Vol. 24　p. 644-651　2019/07　Research paper (scientific journal)

Dissimilar friction stir welding of immiscible titanium and magnesium

J.W. Choi, H. Liu, K. Ushioda, H. Fujii

Materialia　Vol. 7　2019/07　Research paper (scientific journal)

Effect of an Al filler material on interfacial microstructure and mechanical properties of dissimilar friction stir welded Ti/Mg joint

J.W. Choi, H. Liu, K. Ushioda, H. Fujii

Materials Characterization　Vol. 155　2019/07　Research paper (scientific journal)

Investigation on microstructure and mechanical properties of cold source assistant friction stir processed AZ31B magnesium alloy

Nan Xu, Qining Song, Yefeng Bao, Hidetoshi Fujii

Materials Science and Engineering: A　Vol. 761　2019/07　Research paper (scientific journal)

摩擦攪拌点接合の実用化を促進するフラット接合技術の開発

森貞 好昭, 藤井 英俊

溶接技術　Vol. 67　No. 7　p. 68-71　2019/07

放射光を利用したその場観察

柳楽 知也、藤井 英俊

溶接学会誌　Vol. 88　p. 274-278　2019/06

Strain rate dependent micro-texture evolution in friction stir welding of copper

X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii

Materialia　Vol. 6　p. 100302-1-100302-5　2019/06　Research paper (scientific journal)

Evaluation of dynamic development of grain structure during friction stir welding of pure copper using a quasi in situ method

X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii

Journal of Materials Science & Technology　Vol. 35　p. 1412-1421　2019/06　Research paper (scientific journal)

異種材料の摩擦接合技術

藤井 英俊, 青木 祥宏

日本機械学会誌　Vol. 122　No. 1206　p. 8-11　2019/05

Friction Stir Spot Welding of SPCC Low Carbon Steel Plates at Extremely Low Welding Temperature

Y.F.Sun, H.Fujii, Y.Sato, Y.Morisada

Journal of Manufacturing Processes　Vol. 35　p. 733-741　2019/05　Research paper (scientific journal)

Experimntal evaluation of strain and strain rate during rapid cooling friction stir welding of pure copper

X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii

Science and technology of welding and joining　Vol. 24　p. 352-359　2019/04　Research paper (scientific journal)

Microstructure control of medium carbon steel joints by low-temperature linear friction welding

R. Kuroiwa, H. Liu, Y. Aoki, S. Yoon, H. Fujii, G. Murayama, M. Yasuyama

Science and Technology of Welding and Joining　Vol. 25　No. 1　p. 1-9　2019/04　Research paper (scientific journal)

Effect of a Ni interlayer on microstructure and mechanical properties of WC-12Co cermet / SC45 steel friction stir welds

M.N.Avettand-Fenoel, T.Nagaoka, H.Fujii, R.Taillard

Journal of Manufacturing Processes　Vol. 40　p. 1-15　2019/04　Research paper (scientific journal)

中炭素鋼の線形摩擦攪拌接合

青木 祥宏, 藤井 英俊

溶接学会誌　Vol. 88　No. 3　p. 188-192　2019/04

Three-dimensional Visualization of Material Flow During Friction Stir Welding by X-ray Radiography

MORISADA Yoshiaki, FUJII Hidetoshi

JOURNAL OF THE JAPAN WELDING SOCIETY　Vol. 88　No. 3　p. 170-173　2019/04

ISMAプロジェクトテーマ46における研究開発の概要

藤井 英俊

溶接学会誌　Vol. 88　No. 3　p. 166-169　2019/04

Elucidation of interface joining mechanism during friction stir welding through Cu/Cu-10Zn interfacial observations

H. Liu, K. Ushioda, H. Fujii

Acta Materialia　Vol. 166　p. 324-334　2019/03　Research paper (scientific journal)

Influence of Bulk Density and Number of Contacts on Bending Strength of Additive Manufactured Sand Molds

Yosuke Tomita, Hidetoshi Fujii

Journal of Japan Foundry Society　Vol. 91　No. 3　p. 148-154　2019/03　Research paper (scientific journal)

Foaming behavior of blowing- and stabilization-agent-free aluminum foam precursor during spot friction stir welding

Yoshihiro Hangai, Keisuke Takada, Hidetoshi Fujii, Yasuhiro Aoki, Takao Utsunomiya

Journal of Materials Processing Tech.　Vol. 265　p. 185-190　2019/03　Research paper (scientific journal)

Direct application of friction stir processing to weld toes of high-strength low-alloy steel joints

Hajime Yamamoto, Yoshikazu Danno, Kazuhiro Ito, Yoshiki Mikami, Hidetoshi Fujii

Proceedings of TMS 2019　2019/03　Research paper (international conference proceedings)

Probing tool durability in stationary shoulder friction stir welding

B. Vicharapu, H. Liu, H. Fujii, N. Ma, A. De

The Proceedings of Friction Stir Welding and Processing X 2019 TMS Annual Meeting & Exhibition　Vol. Friction Stir Welding and Processing X　p. 91-98　2019/02　Research paper (international conference proceedings)

Flat friction stir spot welding of three 6061-T6 aluminum sheets

Yufeng Sun, Hidetoshi Fujii, Shijie Zhu, Shaokang Guan

Journal of Materials Processing Technology　Vol. 264　p. 414-421　2019/02　Research paper (scientific journal)

In situ observation using synchrotron radiation

Tomoya Nagira, Hidetoshi Fujii

Yosetsu Gakkai Shi/Journal of the Japan Welding Society　Vol. 88　No. 4　p. 274-278　2019　Research paper (scientific journal)

Linear friction stir welding of medium carbon steel

Yasuhiro Aoki, Hidetoshi Fujii

Yosetsu Gakkai Shi/Journal of the Japan Welding Society　Vol. 88　No. 3　p. 188-192　2019　Research paper (scientific journal)

High-Cycle Fatigue Properties of an Easily Hot-Workable (α+β)-Type Titanium Alloy Butt Joint Prepared by Friction Stir Welding below β Transus Temperature

M. Nakai, M. Niinomi, K. Komine, H. Liu, Y. Morisada, H. Fujii

Mater. Sci. Eng. A　Vol. 742　p. 553-563　2019/01　Research paper (scientific journal)

Evaluation of stacking-fault energy in Fe-Mn based twinning-induced plasticity steels after friction stir welding

Seung-Joon Lee, Kohsaku Ushioda, Hidetoshi Fujii

Materials Characterization　Vol. 147　p. 379-383　2019/01　Research paper (scientific journal)

The unexpected stress-strain response of medium Mn steel after friction stir welding

Seung-Joon Lee, Tak Min Park, Jae-Hoon Nam, Won Seok Choi, Yufeng Sun, Hidetoshi Fujii, Jeongho Han

Materials Science & Engineering A　Vol. 744　p. 340-348　2019/01　Research paper (scientific journal)

In-situ observation of solidification cracking during TIG welding by X-ray imaging

D. Yamashita, T. Nagira, M. Kamai, Y. Aoki, H. Liu, H. Fujii

Proceedings of 4th international conference on welding and failure analysis of engineering materials　p. 1-5　2018/11　Research paper (international conference proceedings)

Microstructure evolution of high purity silver during friction stir welding

T. Nagira, X.C. Liu, K. Ushiokda, Y. Iwamoto, G. Ano, H. Fujii

Proceedings of 4th international conference on welding and failure analysis of engineering materials　p. 1-5　2018/11　Research paper (international conference proceedings)

Low-temperature joining of carbon steel by large load and localized deformation

T. Miyagaki, H. Liu, M. Kamai, H. Fujii

Proceedings of the 4th International Conference on Welding and Failure Analysis of Engineering Materials　p. 1-5　2018/11　Research paper (international conference proceedings)

Elucidation of microstructural evolution of beta-type titanium alloy joint during friction stir welding using liquid CO2 cooling

H.Liu, K. Ushioda, H. Fujii

Materials Characterization　Vol. 145　p. 490-500　2018/11　Research paper (scientific journal)

Cast components in super duplex alloys - intercomparison between bench moulding and 3D printing

Yosuke Tomita, Hidetoshi Fujii, Julian Izaga, Ibai Gallastegi

Foundry Trade Journal　Vol. 192　p. 282-286　2018/11　Research paper (scientific journal)

Friction stir welding of multi-walled carbon nanotubes reinforced Al matrix composites

Seung-Joon Lee, Se Eun Shin, Yufeng Sun, Hidetoshi Fujii, Yongbum Park

Materials Characterization　Vol. 145　p. 653-663　2018/11　Research paper (scientific journal)

Effect of Tool Material on Friction Stir Welding of Thick Steel Plate

K. ARIFFIN, Y. MORISADA, H. FUJII

Proc. 4th international conference on welding and failure analysis of engineering materials　p. 12-17　2018/11　Research paper (international conference proceedings)

摩擦攪拌接合（FSW）の基礎 最終回-鉄鋼材料の摩擦攪拌接合-

藤井 英俊

溶接技術　Vol. 66　No. 10　p. 98-100　2018/10

Weld Toe Modification by Friction Stir Processing Using a Spherical Tip Tool in High-Strength Low-Alloy Steel Joints

Hajime Yamamoto, Yoshikazu Danno, Kazuhiro Ito, Hidetoshi Fujii

Proceedings of WAFA 2018　2018/10　Research paper (international conference proceedings)

Weld toe modification using spherical-tip WC tool FSP in fatigue strength improvement of high-strength low-alloy steel joints

Hajime Yamamoto, Yoshikazu Danno, Kazuhiro Ito, Yoshiki Mikami, Hidetoshi Fujii

Materials & Design　Vol. 160　p. 1019-1028　2018/10　Research paper (scientific journal)

摩擦攪拌接合（FSW）の基礎 第4回-摩擦攪拌接合装置とギャップ裕度-

藤井 英俊

溶接技術　Vol. 66　No. 9　p. 93-95　2018/09

Foaming of aluminum foam precursor during friction stir welding

Yoshihiko Hangai, Keisuke Takada, Ryoya Endo, Hidetoshi Fujii, Yasuhiro Aoki, Takao Utsunomiya

Journal of Materials Processing Technology　Vol. 259　p. 109-115　2018/09/01　Research paper (scientific journal)

Fatigue strength of hot-stamped spot welded joints*—study on spot welding tailored blank technology

Hiroki Fujimoto, Hideki Ueda, Eisuke Nakayama, Rintaro Ueji, Hidetoshi Fujii

Welding International　Vol. 32　No. 4　p. 264-273　2018/08/22　Research paper (scientific journal)

摩擦攪拌接合（FSW）の基礎 第3回-回転数と回転ピッチ-

藤井 英俊

溶接技術　Vol. 66　No. 8　p. 113-115　2018/08

Deformation characteristics and microstructural evolution in friction stir welding of thick 5083 aluminum alloy

Murshid Imam, Yufeng Sun, Hidetoshi Fujii, Ninshu MA, Seiichiro Tsutsumi, Shuja Ahmed, Viswanath Chintapenta, Hidekazu Murakawa

The International Journal of Advanced Manufacturing Technology　Vol. 99　No. 1　p. 663-681　2018/08　Research paper (scientific journal)

Dissimilar friction stir welding of pure Ti and pure Al

Jeong-Won Choi, Huihong Liu, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 730　p. 168-176　2018/07/11　Research paper (scientific journal)

Evaluation of friction stir welding tool using wettability

Yoshiaki Morisada, Hidetoshi Fujii, Kazutaka Kanda, Kazuyuki Kubota, Masakazu Isaka

Welding International　Vol. 32　No. 7　p. 469-474　2018/07/03　Research paper (scientific journal)

Friction Stir Welding of Medium Carbon Steel with Laser-Preheating

Takuya Wada, Yoshiaki Morisada, Yufeng Sun, Hidetoshi Fujii, Yousuke Kawahito, Muneo Matsushita, Rinsei Ikeda

Tetsu-to-Hagan?　Vol. 104　No. 7　p. 23-30　2018/07　Research paper (scientific journal)

摩擦攪拌接合（FSW）の基礎 第2回-入熱量と欠陥の種類-

藤井 英俊

溶接技術　Vol. 66　No. 7　p. 113-115　2018/07

Thermodynamic calculation of the stacking fault energy in Fe-Cr-Mn-C-N steels

Seung-Joon Lee, Hidetoshi Fujii, Kohsaku Ushioda

Journal of Alloys and Compounds　Vol. 749　p. 776-782　2018/06/15　Research paper (scientific journal)

Large load friction stir welding of Mg–6Al–0.4Mn–2Ca magnesium alloy

Nan Xu, Qining Song, Yuan Jiang, Yefeng Bao, Hidetoshi Fujii

Materials Science and Technology (United Kingdom)　Vol. 34　No. 9　p. 1118-1130　2018/06/13　Research paper (scientific journal)

Friction stir welding of developed high tensile strength steel with reduced rare metal

Tomoya Nagira, Shuo Wu, Zexi Wu, Hidetoshi Fujii

Proceedings of12th international symposium on frction stir welding　Vol. 12　p. 1-5　2018/06　Research paper (international conference proceedings)

Dissimilar friction stir welding of pure Ti and pure Mg using an Al filler material

Jeong-Won Choi, Huihong Liu, Kohsaku Ushioda, Hidetoshi Fujii

12th International Symposium on Friction Stir Welding　Vol. 12　p. P4-1-P4-5　2018/06　Research paper (international conference proceedings)

Inversion Friction Stir Welding of Steel

Mariko Ochi, Yoshiaki Morisada, Hidetoshi Fujii

12th International Symposium on Friction Stir Welding　Vol. 12　p. 10A-4-1-10A-4-5　2018/06　Research paper (international conference proceedings)

Clarification of Interface Joining Mechanism of Friction Stir Welding by Cu/Cu-10Zn Interfacial Observation

Huihong Liu, Kohsaku Ushioda, Hidetoshi Fujii

12th International Symposium on Friction Stir Welding　Vol. 12　p. 7B-1-1-7B-1-5　2018/06　Research paper (international conference proceedings)

摩擦攪拌接合（FSW）の基礎 第1回-摩擦攪拌接合の特徴と制約-

藤井 英俊

溶接技術　Vol. 66　No. 6　p. 105-107　2018/06

Mechanical properties’ modification of large load friction stir welded AZ31B Mg alloy joint

Nan Xu, Qining Song, Hidetoshi Fujii, Yefeng Bao, Jun Shen

Materials Letters　Vol. 219　p. 93-96　2018/05/15　Research paper (scientific journal)

Friction anchor welding between Al alloy and Zn-coated steel using insert steel difference in the mechanism of friction anchor welding between the types of Zn coatings on Zn-coated steel

Masaru Sakamura, Kaoru Ohishi, Kohei Ota, Yoshihiro Takeyasu, Hidetoshi Fujii

Welding International　Vol. 32　No. 5　p. 363-376　2018/05/04　Research paper (scientific journal)

Study on static and fatigue strength of structural adhesive-bonded joints of steel sheets for automotive application

Hiroki Fujimoto, Hideki Ueda, Takashi Imamura, Rintaro Ueji, Hidetoshi Fujii

Welding International　Vol. 32　No. 5　p. 353-362　2018/05/04　Research paper (scientific journal)

Optimization of microstructure at Ni-C steel joint by friction stir welding with CO<inf>2</inf> cooling

Takuya Miura, Rintaro Ueji, Hidetoshi Fujii

Welding International　Vol. 32　No. 5　p. 338-344　2018/05/04　Research paper (scientific journal)

X線透過システムを用いた摩擦攪拌接合過程での塑性流動解析

森貞 好昭, 藤井 英俊

金属　Vol. 88　No. 6　p. 11-16　2018/05

Influence of friction stir welding conditions on joinability of V-alloy/SUS316L dissimilar joint

Hisashi Serizawa, Hirotaka Ogura, Yoshiaki Morisada, Hidetoshi Fujii, Hiroaki Mori, Takuya Nagasaka

Nuclear Materials and Energy　Vol. 15　p. 43-47　2018/05/01　Research paper (scientific journal)

Stacking-fault energy, mechanical twinning and strain hardening of Fe-18Mn-0.6C-(0, 1.5)Al twinning-induced plasticity steels during friction stir welding

Seung-Joon Lee, Yufeng Sun, Hidetoshi Fujii

Acta Materialia　Vol. 148　No. 15　p. 235-248　2018/04/15　Research paper (scientific journal)

Microstructure evolution of Cu-30Zn during friction stir welding

X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii

Journal of Materials Science　Vol. 53　No. 14　p. 10423-10441　2018/04　Research paper (scientific journal)

In situ chemical vapor deposition of metals on vapor-grown carbon fibers and fabrication of aluminum-matrix composites reinforced by coated fibers

Fumio Ogawa, Chitoshi Masuda, Hidetoshi Fujii

Journal of Materials Science　Vol. 53　No. 7　p. 5036-5050　2018/04/01　Research paper (scientific journal)

Mechanical properties optimization of AZX612-Mg alloy joint by double-sided friction stir welding

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii, Takeshi Ishikawa

Journal of Materials Processing Technology　Vol. 254　p. 91-99　2018/04/01　Research paper (scientific journal)

A6N01アルミニウム合金とAZ31マグネシウム合金の摩擦攪拌接合におけるプロセス因子とその影響

渥美 健太郎, 藤井 英俊, 森貞 好昭, 石川 武, 河田 直樹

溶接学会論文集　Vol. 36　No. 1　p. 9-15　2018/03　Research paper (scientific journal)

Investigation of temperature dependent microstructure evolution of pure iron during friction stir welding using liquid CO2 rapid cooling

X. C. Liu, Y. F. Sun, T. Nagira, H. Fujii

Materials Characterization　Vol. 137　p. 24-38　2018/03/01　Research paper (scientific journal)

Application of Friction Stir Processing to Weld Toe for Fatigue Strength Improvement of High-strength Low-alloy Steel Joint

Hajime Yamamoto, Yoshikazu Danno, Kazuhiro Ito, Yoshiki Mikami, Kazuyuki Kohama, Hidetoshi Fujii

Welding Letters　Vol. 36　No. 4　p. 1 WL-4 WL　2018/03　Research paper (scientific journal)

Dynamics of rotational flow in friction stir welding of aluminium alloys

X. C. Liu, Y. F. Sun, Y. Morisada, H. Fujii

Journal of Materials Processing Technology　Vol. 252　p. 643-651　2018/02/01　Research paper (scientific journal)

Dissimilar friction stir lap welding of magnesium to aluminum using plasma electrolytic oxidation interlayer

Y. Gao, Y. Morisada, H. Fujii, J. Liao

Materials Science and Engineering A　Vol. 711　p. 109-118　2018/01/10　Research paper (scientific journal)

Friction-stir welding of a ductile high entropy alloy: microstructural evolution and weld strength

Z. G. Zhu, Y. F. Sun, F. L. Ng, M. H. Goh, P. K. Liaw, H. Fujii, Q. B. Nguyen, Y. Xu, C. H. Shek, S. M.L. Nai, J. Wei

Materials Science and Engineering A　Vol. 711　No. 711　p. 524-532　2018/01/10　Research paper (scientific journal)

Dissimilar friction stir lap welding of pure Ti and CFRP

CHOI Jeong-Won, Liu Huihong, Fujii Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2018f　p. 172-173　2018

Microstructural and mechanical properties of a beta-type titanium alloy joint fabricated by friction stir welding

H. Liu, H. Fujii

Materials Science and Engineering: A　Vol. 711　p. 140-148　2018/01　Research paper (scientific journal)

Microstructure and mechanical properties of friction-welded S20C and SCM415H steels

Eun Hye Kim, Hidetoshi Fujii, Jae-Ha Kim, Kuk Hyun Song

Materials Transactions　Vol. 59　No. 3　p. 503-506　2018　Research paper (scientific journal)

Characterization of WC/12Co cermet–steel dissimilar friction stir welds

M. N. Avettand-Fènoël, T. Nagaoka, H. Fujii, R. Taillard

Journal of Manufacturing Processes　Vol. 31　p. 139-155　2018/01/01　Research paper (scientific journal)

Ultrafine grained structure and improved mechanical properties of low temperature friction stir spot welded 6061-T6 Al alloys

Yufeng Sun, Yoshiaki Morisada, Hidetoshi Fujii, Nobuhiro Tsuji

Materials Characterization　Vol. 135　p. 124-133　2018/01/01　Research paper (scientific journal)

Dissimilar spot welding of aluminium alloy and hot dip galvanised steel by metal flow: application of friction anchor welding to aluminium alloy and Zn-coated steel

Masaru Skamura, Kaoru Ohishi, Kohei Ota, Yoshihiro Takeyasu, Shigeyuki Mizunari, Hidetoshi Fujii

Welding International　Vol. 31　No. 12　p. 901-910　2017/12/02　Research paper (scientific journal)

Study on V Alloy/Stainless Steel Dissimilar Joint made by Friction Stir Welding

H. Ogura, H. Serizawa, Y. Morisada, H. Fujii, H. Mori, T. Nagasaka

Proceedings of National Symposium on Welding Mechanics and Design 2017　p. 177-180　2017/12　Research paper (conference, symposium, etc.)

Application of Friction Stir Processing to High-tensile-steel Welds

K. ITO, H. YAMAMOTO, T. OKUDA, H.IZUMI, M. TAKAHASHI, K. KOHAMA, and H. FUJII

Proceeding of IWIT & TWIT 2017　p. 12-18　2017/11　Research paper (international conference proceedings)

Friction stir welding of a CoCrFeNiAl0.3 high entropy alloy

Z. G. Zhu, Y. F. Sun, M. H. Goh, F. L. Ng, Q. B. Nguyen, H. Fujii, S. M.L. Nai, J. Wei, C. H. Shek

Materials Letters　Vol. 205　p. 142-144　2017/10/15　Research paper (scientific journal)

Deposition of metalson vapor grown carbon fibers via in situ chemical vapor deposition and fabrication of metal matrix composites utilizing coated fibers

Fumio Ogawa, Chitoshi Masuda, Hidetoshi Fujii

Proc.SUSTAINABLE INDUSTRIAL PROCESSING SUMMIT,2017　p. 1-17　2017/10　Research paper (international conference proceedings)

Characterization of Dissimilar Aluminum Alloy Joints by FSW

Nobuo Hatanaka, Koji Nishimoto, Siichi Nishino, Yoshiaki Morisada, Hidetoshi Fujii

J. Light Metal Weld.　Vol. 55　No. 10　p. 392-400　2017/10　Research paper (scientific journal)

Application of Friction Stir Processing to High-tensile-steel Welds

K. ITO, H. YAMAMOTO, M. TAKAHASHI, K. KOHAMA, and H. FUJII

Proceeding of WSE & CAWE 2017　p. 263-266　2017/10　Research paper (international conference proceedings)

Improved fatigue properties with maintaining low Young's modulus achieved in biomedical beta-type titanium alloy by oxygen addition

Huihong Liu, Mitsuo Niinomi, Masaaki Nakai, Shinya Obara, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 704　p. 10-17　2017/09/17　Research paper (scientific journal)

Clarification of microstructure evolution of aluminum during friction stir welding using liquid CO2 rapid cooling

X. C. Liu, Y. F. Sun, H. Fujii

Materials and Design　Vol. 129　p. 151-163　2017/09/05　Research paper (scientific journal)

Static strength of hot-stamped spot welded joints: study on spot welding tailored blank technology

Hiroki Fujimoto, Masanori Yasuyama, Hideki Ueda, Rintaro Ueji, Hidetoshi Fujii

Welding International　Vol. 31　No. 9　p. 681-691　2017/09/02　Research paper (scientific journal)

Fabrication and Compression Properties of Functionally Graded Copper Foam Made Using Friction Powder Sintering and Dissolution

Yoshihiko Hangai, Kousuke Zushida, Hidetoshi Fujii, Osamu Kuwazuru, Nobuhiro Yoshikawa

Journal of Materials Engineering and Performance　Vol. 26　No. 9　p. 4508-4513　2017/09/01　Research paper (scientific journal)

Improving the particle distribution and mechanical properties of friction-stir-welded composites by using a smooth pin tool

Huijie Liu, Yanying Hu, Yunqiang Zhao, Hidetoshi Fujii

Mechanics of Composite Materials　Vol. 53　No. 4　p. 515-524　2017/09/01　Research paper (scientific journal)

Microstructure-property relation and evolution in friction stir welding of naturally aged 6063 aluminium alloy

Murshid Imam, Vikranth Racherla, Kajal Biswas, Hidetoshi Fujii, Viswanath Chintapenta, Yufeng Sun, Yoshiaki Morisada

International Journal of Advanced Manufacturing Technology　Vol. 91　No. 5-8　p. 1753-1769　2017/07/01　Research paper (scientific journal)

Effect of abnormal grain growth on microstructure and mechanical properties of friction stir welded SPCC steel plates

Yufeng Sun, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 694　p. 81-92　2017/05/10　Research paper (scientific journal)

Effect of friction stir processing on microstructure of laser clad cobalt-based alloy

Yusuke Kitamura, Yoshiaki Morisada, Hidetoshi Fujii, Tadashi Mizuno, Genryuu Abe

Welding International　Vol. 31　No. 4　p. 278-283　2017/04/03　Research paper (scientific journal)

マグネシウム合金の摩擦攪拌接合

森貞 好昭, 藤井 英俊

金属　Vol. 87　No. 4　p. 315-320　2017/04

Optimization of mechanical properties of fine-grained non-combustive magnesium alloy joint by asymmetrical double-sided friction stir welding

Juan Chen, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Katsuyoshi Kondoh

Journal of Materials Processing Technology　Vol. 242　p. 117-125　2017/04/01　Research paper (scientific journal)

Elucidation of the effect of welding speed on melt flows in high-brightness and high-power laser welding of stainless steel on basis of three-dimensional X-ray transmission in situ observation

Yousuke Kawahito, Yousuke Uemura, Yuichiro Doi, Masami Mizutani, Kouji Nishimoto, Hiroshi Kawakami, Manabu Tanaka, Hidetoshi Fujii, Kazuhiro Nakata, Seiji Katayama

Welding International　Vol. 31　No. 3　p. 206-213　2017/03/04　Research paper (scientific journal)

Deformation-induced ω-phase transformation in a β-type titanium alloy during tensile deformation

H. Liu, M. Niinomi, M. Nakai, K. Cho, H. Fujii

Scripta Materialia　Vol. 130　p. 27-31　2017/03　Research paper (scientific journal)

マグネシウム合金のティグ溶接性

森貞 好昭, 藤井 英俊

軽金属溶接　Vol. 55　No. 3　p. 83-87　2017/03

人工砂を用いた砂型積層造形

富田 祐輔, 藤井 英俊

鋳造工学 全国講演大会講演概要集　Vol. 170　p. 101-101　2017

Heat treatment to improve fatigue strength of friction stir welded Ti-6Al-4V alloy butt joint

Masaaki Nakai, Mitsuo Niinomi, Yu Ishida, Huihong Liu, Hidetoshi Fujii, Takashi Ninomiya

Materials Transactions　Vol. 58　No. 8　p. 1223-1226　2017　Research paper (scientific journal)

Linear friction stir welding of medium carbon steel at low temperature

Yasuhiro Aoki, Ryosuke Kuroiwa, Hidetoshi Fujii, Gen Murayama, Masanori Yasuyama

Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan　Vol. 103　No. 7　p. 422-428　2017　Research paper (scientific journal)

Process Control of Friction Stir Welding and Four-dimensional X-ray Visualization

Yoshiaki Morisada, Hidetoshi Fujii

Journal of Smart Processing　Vol. 6　No. 1　p. 12-16　2017/01

Microstructural Characteristics and Mechanical Properties of Friction Stir Welded Thick 5083 Aluminum Alloy

Murshid Imam, Yufeng Sun, Hidetoshi Fujii, Ninshu Ma, Seiichiro Tsutsumi, Hidekazu Murakawa

Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science　Vol. 48　No. 1　p. 208-229　2017/01/01　Research paper (scientific journal)

Friction Stir Welding of Thick Aluminium Welds-Challenges and Perspectives

Murshid Imam, Yufeng Sun, Hidetoshi Fujii, Yasuhiro Aoki, Ninshu Ma, Seiichiro Tsutsumi, Hidekazu Murakawa

FRICTION STIR WELDING AND PROCESSING IX　p. 119-124　2017　Research paper (international conference proceedings)

Welding of steel without melting - For significant reduction of CO2 emissions -

Hidetoshi Fujii

Tekijuku Lectures　Vol. 8　p. 57-66　2016/12

Influence of friction stir welding conditions on joinability of oxide dispersion strengthened steel / F82H ferritic/martensitic steel joint

Hisashi Serizawa, Masakazu Murakami, Yoshiaki Morisada, Hidetoshi Fujii, Shuhei Nogami, Takuya Nagasaka, Hiroyasu Tanigawa

Nuclear Materials and Energy　Vol. 9　p. 367-371　2016/12/01　Research paper (scientific journal)

Microstructure and mechanical properties of dissimilar friction stir welding between ultrafine grained 1050 and 6061-T6 aluminum alloys

Yufeng Sun, Nobuhiro Tsuji, Hidetoshi Fujii

Metals　Vol. 6　No. 10　p. 249-260　2016/10/01　Research paper (scientific journal)

Clarification of microstructure evolution of aluminum during friction stir welding using liquid CO2 rapid cooling

Xiaochao Liu, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 989-992　2016/10　Research paper (international conference proceedings)

Bonding strength of friction stir welded joint of WC-12Co and medium carbon steel

Toru Nagaoka, Yoshihisa Kimoto, Takashi Takeuchi, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 928-931　2016/10　Research paper (international conference proceedings)

Application of Linear Friction Welding to the Thin Carbon Steel Plate

Ryosuke Kuroiwa, Yasuhiro Aoki, Hidetoshi Fujii, Gen Murayama, Masanori Yasuyama

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 862-865　2016/10　Research paper (international conference proceedings)

Role of tool profile in grain structure formation and texture development during friction stir welding of thick welds

Murshid Imam, Yufeng Sun, Hidetoshi Fujii, Ninshu Ma, Seiichiro Tsutsumi, Hidekazu Murakawa

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 810-813　2016/10　Research paper (international conference proceedings)

Surface Modification of Medium-carbon Steel by Friction Stir Powder Processing with Cr Particles

Jiawen Sun, Yoshiaki Morisada, Yufeng Sun, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 619-622　2016/10　Research paper (international conference proceedings)

Fundamental role of FSW tool for stir zone formation

Naoki Takeoka, Hidetoshi Fujii, Yoshiaki Morisada, Yufeng Sun

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 282-285　2016/10　Research paper (international conference proceedings)

Flame-resistant Mg alloy joint formed by asymmetry double-sided FSW

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii, Takeshi Ishikawa

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 278-281　2016/10　Research paper (international conference proceedings)

Improvement of Fatigue Strength of Resistance Spot Welded Joints in High Strength Steel Sheets by Shot Blast Processing

Hiroki Fujimoto, Hideki Ueda, Rintaro Ueji, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 237-240　2016/10　Research paper (international conference proceedings)

Increase in Fatigue Strength of Butt-Welded High-Tensile-Steel Joints by Friction Stir Processing

Hajime Yamamoto, Kazuhiro Ito, Makoto Takahashi, Kazuyuki Kohama, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 875-878　2016/10　Research paper (international conference proceedings)

Increase in Fatigue Strength and Charpy Absorbed Energies of TIG-welded SS400 Steel Plates by Friction-Stir-Processing Grain-Refinement

Kazuhiro Ito, Tatsuya Okuda, Hiroki Izumi, Makoto Takahashi, Kazuyuki Kohama, Hajime Yamamoto, Hidetoshi Fujii

Proceedings of 10th International Conference on Trends in Welding Research & 9th International Welding Symposium of Japan Welding Society (9WS)　p. 866-869　2016/10　Research paper (international conference proceedings)

Friction stir welding of F82H steel for fusion applications

Sanghoon Noh, Masami Ando, Hiroyasu Tanigawa, Hidetoshi Fujii, Akihiko Kimura

Journal of Nuclear Materials　Vol. 478　p. 1-6　2016/09/01　Research paper (scientific journal)

Development of small-sized friction stirs welding equipment for hand-operated welding

Yoshiaki Morisada, Koki Tamashiro, Masayoshi Kamai, Rintaro Ueji, Hidetoshi Fujii

Welding International　Vol. 30　No. 8　p. 596-601　2016/08/02　Research paper (scientific journal)

Estimation of Intrinsic Contact Angle of Various Liquids on PTFE by Utilizing Ultrasonic Vibration

Takuya Urai, Masayoshi Kamai, Hidetoshi Fujii

Journal of Materials Engineering and Performance　Vol. 25　No. 8　p. 3384-3389　2016/08/01　Research paper (scientific journal)

Guideline for Development of Innovative Processing-FSW-

Fujii Hidetoshi

Journal of the Japan Welding Society　Vol. 85　No. 6　p. 43-52　2016/08

Laser-assisted friction stir processing of IN738LC nickel-based superalloy: stir zone characteristics

S. M. Mousavizade, M. Pouranvari, F. M. Ghaini, H. Fujii, Y. D. Chung

Science and Technology of Welding and Joining　Vol. 21　No. 5　p. 374-380　2016/07/03　Research paper (scientific journal)

摩擦攪拌接合技術

藤井 英俊

溶接工学夏季大学教材　p. 189-204　2016/07

軽量化、マルチマテリアル化のための摩擦攪拌接合

青木 祥宏, 藤井 英俊

溶接技術　p. 38-41　2016/07

高輝度X線透過システムを用いた摩擦攪拌接合における欠陥形成機構の解明

森貞 好昭, 藤井 英俊

溶接冶金シミュレーションと可視化　Vol. 16　p. 457-461　2016/06

Dynamic and static change of grain size and texture of copper during friction stir welding

Nan Xu, Rintaro Ueji, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 232　p. 90-99　2016/06/01　Research paper (scientific journal)

Low rotation Speed Friction stir spot welding of 6061 Al alloys

Yufeng Sun, Yoshiaki Morisada, Hidetoshi Fujii, Nobuhiro Tsuji

11th International Symposium on Friction Stir Welding　Vol. 11　p. P24-1-P24-8　2016/05　Research paper (international conference proceedings)

Parameters controlling structure-properties relationships in friction stir welding of thick 5083 aluminium alloy

Murshid Imam, Yufeng Sun, Hidetoshi Fujii, Nishu MA, Seiichiro Tsutsumi, Hidekazu Murakawa

11th International Symposium on Friction Stir Welding　Vol. 11　p. P18-1-P18-10　2016/05　Research paper (international conference proceedings)

Clarification of Material Flow and Defect Formation during Friction Stir Welding

Y.Morisada, Z.Lei, H.Fujii

11th International Symposium on Friction Stir Welding　Vol. 11　p. P17-1-P17-7　2016/05　Research paper (international conference proceedings)

Linear Friction Welding of Medium Carbon Steel

Ryosuke kuroiwa, Yasuhiro Aoki, Hidetoshi Fujii, Gen Murayama, Masanori Yasuyama

11th International Symposium on Friction Stir Welding　Vol. 11　p. P12-1-P12-6　2016/05　Research paper (international conference proceedings)

Clarification of formation mechanism of stir zone using an adjustable tool

Naoki Takeoka, Yoshiaki Morisada, Yufeng Sun, Hidetoshi Fujii

11th International Symposium on Friction Stir Welding　Vol. 11　p. 8B-2-1-8B-2-5　2016/05　Research paper (international conference proceedings)

AZX series Flame-resistant Mg alloy joints formed using asymmetry double-sided FSW with different lower tool rotation rate

Mengran Zhou, Yoshiaki Morisada, Hidetoshi Fujii

11th International Symposium on Friction Stir Welding　Vol. 11　p. 6B-4-1-6B-4-8　2016/05　Research paper (international conference proceedings)

Improvement of Bonding Strength between WC-12Co Cemented Carbide and Tool Steel by Friction Stir Processing

Toru Nagaoka, Yoshihisa Kimoto, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

11th International Symposium on Friction Stir Welding　Vol. 11　p. 4B-1-1-4B-1-4　2016/05　Research paper (international conference proceedings)

Effect of online rapid cooling on microstructure and mechanical properties of friction stir welded medium carbon steel

Murshid Imam, Rintaro Ueji, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 230　p. 62-71　2016/04/01　Research paper (scientific journal)

Stability of the Retained Austenite in Low-alloyed Transformation Induced Plasticity-Aided Steels during Friction Stir Welding

T. Miura, R. Ueji, H. Fujii, T. Murakami, T. Kobashi

Science and Technology of Welding and Joining　Vol. 21　No. 4　p. 281-286　2016/04　Research paper (scientific journal)

Novel dissimilar spot welding of aluminium alloy and steel sheets by friction stirring: —Friction anchor welding of aluminium alloy and steel—

Kaoru Ohishi, Masaru Sakamura, Kohei Ota, Hidetoshi Fujii

Welding International　Vol. 30　No. 2　p. 91-97　2016/02/01　Research paper (scientific journal)

Fabrication of Al-Coated CNF Reinforced Aluminum Matrix Composite by Pressureless Infiltration

Masuda Chitoshi, Kawaguchi Mitsunori, Yosioka Masaki, Ogawa Fumio, Fujii Hidetosi

Journal of the Japan Institute of Metals　Vol. 80　No. 4　p. 240-246　2016

Effect of Friction Stir Processing on Mechanical Properties of WC-12Co Cemented Carbide Layer

NAGAOKA Toru, KIMOTO Yoshihisa, TAKEUCHI Takashi, MIZUUCHI Kiyoshi, MORISADA Yoshiaki, FUJII Hidetoshi

The Proceedings of the Materials and processing conference　Vol. 2016　No. 0　p. 624-624　2016

Effects of HAZ softening on the strength and elongation of resistance spot-welded joints in high-strength steel sheet in an in-plane tensile test

Hiroki Fujimoto, Kouichi Hamada, Toru Okada, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 34　No. 4　p. 285-294　2016　Research paper (scientific journal)

Evaluation of friction stir welding tool using wettability

Yoshiaki Morisada, Hidetoshi Fujii, Kazutaka Kanda, Kazuyuki Kubota, Masakazu Isaka

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 34　No. 4　p. 218-222　2016　Research paper (scientific journal)

Improvement of fatigue properties of resistance spot welded joints in high strength steel sheets by shot blast processing

Hiroki Fujimoto, Hideki Ueda, Rintaro Ueji, Hidetoshi Fujii

ISIJ International　Vol. 56　No. 7　p. 1276-1284　2016　Research paper (scientific journal)

Thermal conductivity of Al/SiC particulate composites produced by friction powder sintering

Yoshihisa Kimoto, Toru Nagaoka, Kiyoshi Mizuuchi, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy　Vol. 63　No. 7　p. 563-567　2016　Research paper (scientific journal)

Dynamic recrystallization phenomena during laser-assisted friction stir processing of a precipitation hardened nickel base superalloy

S. M. Mousavizade, M. Pouranvari, F. Malek Ghaini, H. Fujii, Y. F. Sun

Journal of Alloys and Compounds　Vol. 685　p. 806-811　2016　Research paper (scientific journal)

Achieving ultrafine-grained ferrite structure in friction stir processed weld metal

P. Xue, Z. Y. Ma, Y. Komizo, H. Fujii

Materials Letters　Vol. 162　p. 161-164　2016/01/01　Research paper (scientific journal)

Effect of deformation resistance of steel on material flow in friction stir welding - In-situ observation by X-ray radiography

Yoshiaki Morisada, Zhe Lei, Hidetoshi Fujii, Muneo Matsushita, Rinsei Ikeda

Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan　Vol. 102　No. 2　p. 74-79　2016　Research paper (scientific journal)

Friction anchor welding between al alloy and Zn-coated steel using insert steel - Difference in the mechanism of friction anchor welding between the types of Zn coatings on Zn-coated steel - Difference i

Masaru Sakamura, Kaoru Ohishi, Kohei Ota, Yoshihiro Takeyasu, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 34　No. 2　p. 123-134　2016　Research paper (scientific journal)

Study on static and fatigue strength of structural adhesive bonded joints of steel sheets for automotive application

Hiroki Fujimoto, Hideki Ueda, Takashi Imamura, Rintaro Ueji, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 34　No. 2　p. 93-101　2016　Research paper (scientific journal)

Dissimilar spot welding of aluminum alloy and galvannealed steel by metal flow - Application of friction anchor welding to aluminum alloy and Zn-coated steel

Masaru Sakamura, Kaoru Ohishi, Kohei Ota, Yoshihiro Takeyasu, Shigeyuki Mizunari, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 34　No. 1　p. 8-19　2016　Research paper (scientific journal)

Microstructural evolution of body-centred cubic Fe-Al alloy by friction stir processing with SiC particles addition

Toru Nagaoka, Yoshihisa Kimoto, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii, H. K D H Bhadeshia

Materials Science Forum　Vol. 838-839　p. 326-331　2016　Research paper (international conference proceedings)

Nanostructurization of magnesium alloy via friction stir lap processing

Yoshihisa Kimoto, Toru Nagaoka, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Materials Science Forum　Vol. 838-839　p. 332-337　2016　Research paper (international conference proceedings)

Stabilization of austenite in low carbon Cr-Mo steel by high speed deformation during friction stir welding

Takuya Miura, Rintaro Ueji, Hidetoshi Fujii, Hisanao Komine, Jun Yanagimoto

Materials and Design　Vol. 90　p. 915-921　2016/01　Research paper (scientific journal)

Investigation into feasibility of FSW process for welding 1600 MPa quenched and tempered steel

Abdel-Monem El-Batahgy, Takuya Miura, Rintaro Ueji, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 651　p. 904-913　2016/01　Research paper (scientific journal)

Effect of initial microstructure on Ti-6Al-4V joint by friction stir welding

Sungook Yoon, Rintaro Ueji, Hidetoshi Fujii

Materials and Design　Vol. 88　p. 1269-1276　2015/12/25　Research paper (scientific journal)

Optimization of Microstructure at Ni-C steel joint by friction stir welding with CO2 cooling

Takuya MIURA, Rintaro UEJI, Hidetoshi FUJII

Quarterly J. Japan Welding Soc.　Vol. 33　No. 4　p. 358-364　2015/12　Research paper (scientific journal)

Charpy Impact Value of TIG-welded SS400 Steel Plates with Surface-Microstructure Modification by Friction Stir Processing

K. Ito, H. Izumi, K. Kohama, H. Fujii

3rd International Conference in Africa and Asia, Welding and Failure Analysis of Engineering Materials (WAFA-2015)　2015/11　Research paper (international conference proceedings)

Increase of Fatigue Strength of High-Tensile Steel Welds with Increase of Their Yield Stress using Friction Stir Processing

R. Yamasaki, K. Ito, K. Kohama, M. Takahashi, H. Yamamoto, H. Fujii, R. Ueji, C. Shiga

3rd International Conference in Africa and Asia, Welding and Failure Analysis of Engineering Materials (WAFA-2015)　2015/11　Research paper (international conference proceedings)

Friction stir processing of a D2 tool steel layer fabricated by laser cladding

Toru Nagaoka, Yoshihisa Kimoto, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Materials and Design　Vol. 83　p. 224-229　2015/10/15　Research paper (scientific journal)

Research trends in Friction Stir Welding and application to tools

Yasuhiro AOKI, Hidetoshi FUJII

Journal of the Japan Society for Abrasive Technology　Vol. 59　No. 10　p. 558-561　2015/10

Modification of vacuum plasma sprayed tungsten coating on reduced activation ferritic/martensitic steels by friction stir processing

Hiroyasu Tanigawa, Kazumi Ozawa, Yoshiaki Morisada, Sanghoon Noh, Hidetoshi Fujii

Fusion Engineering and Design　Vol. 98-99　p. 2080-2084　2015/10/01　Research paper (scientific journal)

Impacts of friction stir processing on irradiation effects in vacuum-plasma-spray coated tungsten

Kazumi Ozawa, Hiroyasu Tanigawa, Yoshiaki Morisada, Hidetoshi Fujii

Fusion Engineering and Design　Vol. 98-99　p. 2054-2057　2015/10/01　Research paper (scientific journal)

Microstructure and texture distribution of Ti-6Al-4V alloy joints friction stir welded below β-transus temperature

Sungook Yoon, Rintaro Ueji, Hidetoshi Fujii

Journal of Materials Processing Technology　Vol. 229　p. 390-397　2015/09/30　Research paper (scientific journal)

New Trends of FSW -Low carbon society by FSW-

Yasuhiro AOKI, Hidetoshi FUJII

Welding Technology　Vol. 63　No. 8　p. 64-68　2015/08

Effect of welding parameters on the hydrogen embrittlement of cathodic hydrogen-charged friction stir welded high carbon steel joints

Y. F. Sun, H. Fujii, H. Imai, K. Kondoh

Corrosion　Vol. 71　No. 8　p. 923-936　2015/08/01　Research paper (scientific journal)

Effect of rotation rate on microstructure and texture evolution during friction stir welding of Ti-6Al-4V plates

Sungook Yoon, Rintaro Ueji, Hidetoshi Fujii

Materials Characterization　Vol. 106　p. 352-358　2015/08/01　Research paper (scientific journal)

Modifications of grain-boundary structure by friction stir welding in the joint of nano-structured oxide dispersion strengthened ferritic steel and reduced activation martensitic steel

Wentuo Han, Dongsheng Chen, Yoosung Ha, Akihiko Kimura, Hisashi Serizawa, Hidetoshi Fujii, Yoshiaki Morisada

Scripta Materialia　Vol. 105　p. 2-5　2015/08/01　Research paper (scientific journal)

Improved resistance to hydrogen embrittlement of friction stir welded high carbon steel plates

Yufeng Sun, Hidetoshi Fujii

International Journal of Hydrogen Energy　Vol. 40　No. 25　p. 8219-8229　2015/07/06　Research paper (scientific journal)

Double-sided friction-stir welding of magnesium alloy with concave-convex tools for texture control

Juan Chen, Rintaro Ueji, Hidetoshi Fujii

Materials and Design　Vol. 76　p. 181-189　2015/07/05　Research paper (scientific journal)

Resistance Welding, Explosive Joining, Roll Bonding, Magnetic Bonding, Adhesive Bonding and Mechanical Joining

Rinse Ikeda, Tsuyosh Matsumoto, Masaaki Kimura, Toshitaka Satsuta, Hidetoshi Fujii

Journal of the Japan Welding Society　Vol. 84　No. 5　p. 67-70　2015/07

Fatigue Damage Evaluation of Friction Stir Spot Welded Cross-Tension Joints Under Repeated Two-Step Force Amplitudes

Sutep Joy-A-Ka, Yuki Ogawa, Hiroyuki Akebono, Masahiko Kato, Atsushi Sugeta, Yufeng Sun, Hidetoshi Fujii

Journal of Materials Engineering and Performance　Vol. 24　No. 6　p. 2494-2502　2015/06/26　Research paper (scientific journal)

Friction Stir Welding of Ultrafine Grained TWIP Steel

UEJI Rintaro, FUJII Hidetoshi, KUNISHIGE Kazutoshi

Trans. JWRI　Vol. 44　No. 1　p. 27-30　2015/06　Research paper (bulletin of university, research institution)

Microstructural control and mechanical properties in friction stir welding of medium carbon low alloy S45C steel

Murshid Imam, Rintaro Ueji, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 636　p. 24-34　2015/06/01　Research paper (scientific journal)

Fatigue life increase by surface modification using friction stir processing for TIG-welded SS400 steel plates

K. Ito, T. Okuda, R. Yamasaki, K. Kohama, R. Ueji, H. Fujii, C. Shiga

68th Annual Assembly of Int. Inst. Welding (IIW)　2015/06　Research paper (international conference proceedings)

Microstructural Refinement by Friction Stir Processing and its Application

Yoshiaki MORISADA, Hidetoshi FUJII

Journal of Smart Processing　Vol. 4　No. 3　p. 159-163　2015/05

Modification of High-Hardness Coating Layer by Friction Stir Processing

Toru NAGAOKA, Yoshihisa KIMOTO, Hiroyuki WATANABE, Masao FUKUSUMI, Yoshiaki MORISADA, Hidetoshi FUJII

Journal of Smart Processing　Vol. 4　No. 3　p. 153-158　2015/05

Copositing Technology through Friction Stir Processing

Hiroyuki KIMOTO, Toru NAGAOKA, Yoshihisa WATANABE, Masao FUKUSUMI, Yoshiaki MORISADA, Hidetoshi FUJII

Journal of Smart Processing　Vol. 4　No. 3　p. 148-152　2015/05

Hardening of thermally sprayed WC-CrC-Ni cemented carbide layer by friction stir processing

Toru Nagaoka, Yoshihisa Kimoto, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy　Vol. 62　No. 5　p. 252-257　2015/05/01　Research paper (scientific journal)

Al/SiCp metal matrix composites fabricated via friction stir powder processing

Yoshihisa Kimoto, Toru Nagaoka, Hiroyuki Watanabe, Masao Fukusumi, Yoshiaki Morisada, Hidetoshi Fujii

Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy　Vol. 62　No. 5　p. 258-262　2015/05/01　Research paper (scientific journal)

Suppression of hydrogen-induced damage in friction stir welded low carbon steel joints

Yufeng Sun, Hidetoshi Fujii, Hisashi Imai, Katsuyoshi Kondoh

Corrosion Science　Vol. 94　p. 88-98　2015/05/01　Research paper (scientific journal)

Determination of strain rate in Friction Stir Welding by three-dimensional visualization of material flow using X-ray radiography

Y. Morisada, T. Imaizumi, H. Fujii

Scripta Materialia　Vol. 106　p. 57-60　2015/03/07　Research paper (scientific journal)

Stabilization of the Retained Austenite in Steel by Friction Stir Processing

T. Miura, R. Ueji, H. Fujii

Friction Stir Welding and Processing　Vol. 8　p. 47-54　2015/03　Research paper (international conference proceedings)

Development of small sized friction stir welding equipment for hand operated welding

Y. Morisada, K. Tamashiro, M. Kamai, R. Ueji, H. Fujii

Science and Technology of Welding and Joining　Vol. 20　No. 3　p. 249-253　2015/03/01　Research paper (scientific journal)

Parameter Selection in Dissimilar Friction Stir Welding of ODS Ferritic Steel and RAFM Steel F82H

Wentuo HAN, Akihiko KIMURA, Dongsheng CHEN, Zhexian ZHANG, Hisashi SERIZAWA, Yoshiaki MORISADA, Hidetoshi FUJII

J. Plasma Fusion Res. SERIES　Vol. 11　p. 65-68　2015/03　Research paper (international conference proceedings)

Enhanced tensile properties of Fe-Ni-C steel resulting from stabilization of austenite by friction stir welding

T. Miura, R. Ueji, H. Fujii

Journal of Materials Processing Technology　Vol. 216　p. 216-222　2015/02　Research paper (scientific journal)

Dissimilar FSW of immiscible materials: Steel/magnesium

H. Kasai, Y. Morisada, H. Fujii

Materials Science and Engineering A　Vol. 624　p. 250-255　2015/01/09　Research paper (scientific journal)

Enhanced mechanical properties of 70/30 brass joint by multi-pass friction stir welding with rapid cooling

N. Xu, R. Ueji, H. Fujii

Science and Technology of Welding and Joining　Vol. 20　No. 2　p. 91-99　2015　Research paper (scientific journal)

Fatigue strength of hot-stamped spot welded joints-study on spot welding tailored blank technology

Hiroki Fujimoto, Hideki Ueda, Eisuke Nakayama, Rintaro Ueji, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 33　No. 3　p. 253-261　2015　Research paper (scientific journal)

Dissimilar spot welding of aluminum alloy and hot dip galvanized steel by metal flow - Application of friction anchor welding to aluminum alloy and Zn-coated steel

Masaru Sakamura, Kaoru Ohishi, Kohei Ota, Yoshihiro Takeyasu, Shigeyuki Mizunari, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 33　No. 2　p. 187-193　2015　Research paper (scientific journal)

Static strength of hot-stamped spot welded joints - Study on spot welding tailored blank technology

Hiroki Fujimoto, Masanori Yasuyama, Hideki Ueda, Rintaro Ueji, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 33　No. 2　p. 144-152　2015　Research paper (scientific journal)

Effect of friction stir processing on microstructure of laser clad cobalt based alloy

Yusuke Kitamura, Yoshiaki Morisada, Hidetoshi Fujii, Tadashi Mizuno, Genryuu Abe

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 33　No. 1　p. 29-33　2015　Research paper (scientific journal)

Microstructure and mechanical properties of friction stir welded AC4A+30vol.%SiCp composite

Huijie Liu, Yanying Hu, Yunqiang Zhao, Hidetoshi Fujii

Materials and Design　Vol. 65　p. 395-400　2015/01/01　Research paper (scientific journal)

Clarification of material flow and defect formation during friction stir welding

Y. Morisada, T. Imaizumi, H. Fujii

Science and Technology of Welding and Joining　Vol. 20　No. 2　p. 130-137　2015　Research paper (scientific journal)

Elucidation of effect of welding speed on melt flows in high-brightness and high-power laser welding of stainless steel on basis of three-dimensional X-ray transmission in-situ observation

Yousuke Kawahito, Yousuke Uemura, Yuichiro Doi, Masami Mizutani, Kouji Nishimoto, Hiroshi Kawakami, Manabu Tanaka, Hidetoshi Fujii, Kazuhiro Nakata, Seiji Katayama

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 33　No. 1　p. 13-19　2015　Research paper (scientific journal)

Mechanical properties of advanced active-TIG welded duplex stainless steel and ferrite steel

Ying Zou, Rintaro Ueji, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 620　p. 140-148　2014/12/05　Research paper (scientific journal)

Dissimilar spot welding of three lapped sheets of aluminum alloy and steels by metal flow -Application of Friction Anchor Welding to three lapped sheets of aluminum alloy and steels-

Masaru Sakamura, Kaoru Ohishi, Kouhei Ota, Yoshihiro Takeyasu, Shigeyuki Mizunari, Hidetoshi Fujii

Journal of Light Metal Welding & Construction　Vol. 52　No. 12　p. 453-462　2014/12　Research paper (scientific journal)

Technical Topics and Automobile Applications of Friction Stir Welding

K. Ohishi, H. Fujii

materia Japan　Vol. 53　No. 12　p. 603-607　2014/12

Mechanical properties of friction stir welded joints of 5052 aluminum alloy

Nobuo Hatanaka, Seiichi Nishino, Hidetoshi Fujii, Yoshiaki Morisada

Journal of Light Metal Welding & Construction　Vol. 52　No. 12　p. 463-469　2014/12　Research paper (scientific journal)

Enhanced Properties of Various Metals by Friction Stir Processing

H. Fujii, R. Ueji, Y. Morasada

Journal of Smart Processing　Vol. 3　No. 6　p. 334-340　2014/11

Three-Dimensional Visualization of Material Flow During Friction Stir Welding of Steel and Aluminum

Yoshiaki Morisada, Takuya Imaizumi, Hidetoshi Fujii, Muneo Matsushita, Rinsei Ikeda

Journal of Materials Engineering and Performance　Vol. 23　No. 11　p. 4143-4147　2014/10/24　Research paper (scientific journal)

Microstructure and Mechanical Properties of 316L Stainless Steel Filling Friction Stir-Welded Joints

L. Zhou, K. Nakata, T. Tsumura, H. Fujii, K. Ikeuchi, Y. Michishita, Y. Fujiya, M. Morimoto

Journal of Materials Engineering and Performance　Vol. 23　No. 10　p. 3718-3726　2014/10/01　Research paper (scientific journal)

Enhanced mechanical properties of 70/30 brass joint by rapid cooling friction stir welding

Nan Xu, Rintaro Ueji, Hidetoshi Fujii

Materials Science and Engineering A　Vol. 610　p. 132-138　2014/07/29　Research paper (scientific journal)

Friction stir welding technology

H. Fujii

Text for Welding Summer School　p. 209-224　2014/07

What is the non-melted welding?

H. Fujii

Dr Naniwa's Yousetsu Gatten　p. 1-20　2014/07

Enhanced mechanical properties in friction stir welded low alloy steel joints via structure refining

P. Xue, Y. Komizo, R. Ueji, H. Fujii

Materials Science and Engineering A　Vol. 606　p. 322-329　2014/06/12　Research paper (scientific journal)

Welding Parameter Dependent Microstructure and Mechanical Properties of Friction Stir Welded High Carbon Steel Plates

Sun Yufeng, Fujii Hidetoshi

Trans. JWRI　Vol. 43　No. 1　p. 15-20　2014/06　Research paper (bulletin of university, research institution)

Hydrogen embrittlement of friction stir welded SK4 high carbon plates

Y.F. Sun, H. Fujii

10th International Friction Stir Welding Symposium　p. 10B-3-1-10B-3-10　2014/05　Research paper (international conference proceedings)

Effect of liquid CO2 cooling on microstructural and textural evolutions of friction stir welded copper joints

X. Nan, R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 10B-2-1-10B-2-5　2014/05　Research paper (international conference proceedings)

Microstructure and mechanical properties of friction stir welded joints of medium carbon steels

Y. Miyano, R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 10B-1-1-10B-1-7　2014/05　Research paper (international conference proceedings)

Texture of friction stir welding pure irons with single or poly crystalline structures

R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 10A-4-1-10A-4-6　2014/05　Research paper (international conference proceedings)

Three-dimensional visualization of material flow for aluminum and steel in FSW by X-ray radiography

Y. Morisada, T. Imaizumi, H. Fujii, R. Ueji, M. Matsushita, R. Ikeda

10th International Friction Stir Welding Symposium　p. 9B-2-1-9B-2-6　2014/05　Research paper (international conference proceedings)

Charge in microstructure and texture of friction stir welded Ti-6Al-4V alloy joints by phase transformation

S.O. Yoon, R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 7B-2-1-7B-2-5　2014/05　Research paper (international conference proceedings)

Effect of stain rate on phase transformation behavior in Cr-Mo steel during friction stir welding

T. Miura, R. Ueji, H. Fujii, H. Komine, S. Sugiyama, J. Yanagimoto

10th International Friction Stir Welding Symposium　p. 5B-3-1-5B-3-5　2014/05　Research paper (international conference proceedings)

Large load friction stir spot welding of steel

Y. Sato, R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 3B-1-1-3B-1-6　2014/05　Research paper (international conference proceedings)

Dissimilar FSW of non-soluble materials(steel/mg)

H. Kasai, Y. Morisada, R. Ueji, H. Fujii

10th International Friction Stir Welding Symposium　p. 2B-4-1-2B-4-6　2014/05　Research paper (international conference proceedings)

Effect of oxygen on weld shape and crystallographic orientation of duplex stainless steel weld using advanced A-TIG (AA-TIG) welding method

Ying Zou, Rintaro Ueji, Hidetoshi Fujii

Materials Characterization　Vol. 91　p. 42-49　2014/05　Research paper (scientific journal)

Friction Stir Processing Increasing Fatigue Strength of Arc-Welded Steel Plates

K. Ito, T. Okuda, R. Yamazaki, K. Kohama, R. Ueji, H. Fujii, C. Shiga

Proceeding of Japan-Indonesia Welding Seminar 2014　p. 14-19　2014/05　Research paper (international conference proceedings)

Microstructure of Friction Stir Welded Cu Plate with inserted Zn

M. Ueda, M. Ikeda, K. Fujita, Y. Morisada, H. Fujii

Journal of Japan Institute of copper　Vol. 53　No. 1　p. 6-10　2014/04　Research paper (scientific journal)

Effects of tool rotation speed on the mechanical properties and microstructure of friction stir welded ODS steel

Kiyohiro Yabuuchi, Naoto Tsuda, Akihiko Kimura, Yoshiaki Morisada, Hidetoshi Fujii, Hisashi Serizawa, Shuhei Nogami, Akira Hasegawa, Takuya Nagasaka

Materials Science and Engineering A　Vol. 595　p. 291-296　2014/02/10　Research paper (scientific journal)

Effect of tool tilt angle on material flow in friction stir welding by three-dimensional visualization using X-ray radiography

Lei Zhe, MORISADA Yoshiaki, UEJI Rintaro, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 2014　p. 62-63　2014

Development of small sized friction stir welding equipment for hand-operated welding

Morisada Yoshiaki, Tamashiro Koki, Kamai Masayoshi, Ueji Rintaro, Fujii Hidetoshi

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 32　No. 2　p. 52-56　2014　Research paper (scientific journal)

Clarification of defect formation mechanism in friction stir welding by x-ray radiography

Yoshiaki Morisada, Takuya Imaizumi, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 32　No. 1　p. 31-37　2014　Research paper (scientific journal)

The microstructure and mechanical properties of friction stir welded Cu–30Zn brass alloys

Y. F. Sun, N. Xu, H. Fujii

Materials Science and Engineering A　Vol. 589　p. 228-234　2014/01/01　Research paper (scientific journal)

Modification of mechanical properties of friction stir welded Cu joint by additional liquid CO2 cooling

Nan Xu, Rintaro Ueji, Yoshiaki Morisada, Hidetoshi Fujii

Materials and Design　Vol. 56　p. 20-25　2014　Research paper (scientific journal)

Novel Dissimilar Spot Welding of Aluminum Alloy and Steel Sheets by Friction Stirring - Friction Anchor Welding of Aluminum Alloy and Steel

Kaoru Ohishi, Masaru Sakamura, Kohei Ota, Hidetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 32　No. 1　p. 1-7　2014　Research paper (scientific journal)

Temperature dependence of surface tension of Sn-Ag alloys

Chika Ohira, Hidetoshi Fujii, Yoshiaki Morisada

Journal of Materials Engineering and Performance　Vol. 23　No. 5　p. 1561-1567　2014　Research paper (international conference proceedings)

High strength and ductility of friction-stir-welded steel joints due to mechanically stabilized metastable austenite

Hidetoshi Fujii, Rintaro Ueji, Yoshiaki Morisada, Hiroyasu Tanigawa

Scripta Materialia　Vol. 70　No. 1　p. 39-42　2014　Research paper (scientific journal)

Development of simplified active flux tungsten inert gas welding for deep penetration

Yoshiaki Morisada, Hidetoshi Fujii, Ni Xukun

Materials and Design　Vol. 54　p. 526-530　2014　Research paper (scientific journal)

Spot friction stir welding of low carbon steel plates preheated by high frequency induction

Y. F. Sun, J. M. Shen, Y. Morisada, H. Fujii

Materials and Design　Vol. 54　p. 450-457　2014　Research paper (scientific journal)

Effects of mechanical force on grain structures of friction stir welded oxide dispersion strengthened ferritic steel

Wentuo Han, Akihiko Kimura, Naoto Tsuda, Hisashi Serizawa, Dongsheng Chen, Hwanil Je, Hidetoshi Fujii, Yoosung Ha, Yoshiaki Morisada, Hiroyuki Noto

Journal of Nuclear Materials　Vol. 455　No. 1-3　p. 46-50　2014　Research paper (scientific journal)

Increase of bending fatigue resistance for tungsten inert gas welded SS400 steel plates using friction stir processing

Kazuhiro Ito, Tatsuya Okuda, Rintaro Ueji, Hidetoshi Fujii, Chiaki Shiga

Materials and Design　Vol. 61　p. 275-280　2014　Research paper (scientific journal)

Fatigue Fracture Mechanism on Friction Stir Spot Welded Joints Using 300 MPa-Class Automobile Steel Sheets under Constant and Variable Force Amplitude

S. Joy-A-Ka, Y. Ogawa, A. Sugeta, Y. F. Sun, H. Fujii

20TH EUROPEAN CONFERENCE ON FRACTURE　Vol. 3　p. 537-543　2014　Research paper (international conference proceedings)

Dissimilar Friction Stir Welding of Aluminum Alloys Railway Vehicle

K. Hashimoto, N. Kawada, T .Ishikawa, H. Fujii

J-Trec Technical Review　Vol. 2　No. 12　p. 48-53　2013/12

Condition Monitoring for Friction Stir Welding System by Using Vibration Waveform Analysis and MT system

N. Kawada, K. Hashimoto, M. Yohizawa, T .Ishikawa, H. Fujii

J-Trec Technical Review　Vol. 2　No. 12　p. 42-47　2013/12

Potential of FSW

H. Fujii

Welding Technology　Vol. 61　No. 12　p. 84-87　2013/12

Friction powder compaction process for fabricating open-celled Cu foam by sintering-dissolution process route using NaCl space holder

Yoshihiko Hangai, Kousuke Zushida, Hidetoshi Fujii, Rintaro Ueji, Osamu Kuwazuru, Nobuhiro Yoshikawa

Materials Science and Engineering A　Vol. 585　p. 468-474　2013/11/15　Research paper (scientific journal)

Microstructure and mechanical properties of spot friction stir welded ultrafine grained 1050 Al and conventional grained 6061-T6 Al alloys

Y. F. Sun, H. Fujii, N. Tsuji

Materials Science and Engineering A　Vol. 585　p. 17-24　2013/11/15　Research paper (scientific journal)

Friction Stir Welding

H.Fujii, R. Ueji

Trans. Jpn. Soc. Naval Architects and Ocean Eng.　No. 51　p. 30-34　2013/11

Fundamentals and Applications of Friction Stir Welding

Y. Morisada, H. Fujii

Science and Technology　Vol. 87　No. 11　p. 403-411　2013/11

Effect of Oxygen in Shielding Gas of Advanced A-TIG(AA-TIG) Welding on Crystallographic Orientation Relationship of Duplex Stainless Weld

Y. Zou, R. Ueji, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 517-521　2013/11　Research paper (international conference proceedings)

Flexible Control of Microstructure and Mechanical Properties of Friction Stir Welded Titanium Alloy Joints

Y. Morisada, K. Kitamura, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 459-461　2013/11　Research paper (international conference proceedings)

3-Dimensional Observation of the Interior Fatigue Fracture Mechanism of Friction Stir Spot Welded Using 300 MPa-Class Automobile Steel Sheets

S. Joy-A-Ka, T. Hirano, H. Akebono, M. Kato, A. Sugeta, H. Fujii, Y.F. Sun

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 435-442　2013/11　Research paper (international conference proceedings)

Microstructure and Fatigue Property of Friction Stir Welded Ti-4.5Al-2.5Cr-1.2Fe-0.1C Alloy for Aerospace Applications

M. Nakai, M. Niinomi, J. Hieda, K. Cho, K. Komine, H. Fujii, Y. Morisada, Y. Ito, T. Konno, Y. Itsumi, H. Oyama, W. Abe

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 429-434　2013/11　Research paper (international conference proceedings)

Effect of Friction Stir Processing on Microstructures and Corrosive Properties in Simulated Body Fluid of Biological Mg-Zn-Y-Nd Alloy

S.J. Zhu, J. Jin, J. Wang, Y.F. Sun, J. Chen, L.G. Wang, H. Fujii, S.K. Guan

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 411-415　2013/11　Research paper (international conference proceedings)

Friction Powder Compaction Process for Fabricating Porous Cu by Space Holder Route

Y. Hangai, K. Zushida, H. Fujii, Y.F. Sun, Y. Morisada, O. Kuwazuru, N. Yoshikawa

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 401-405　2013/11　Research paper (international conference proceedings)

Friction Stir Processing for Ferritic Stainless Steel with Reactive and Non-Reactive Additives

Y. Kimoto, T. Nagaoka, H. Watanabe, M. Fukusumi, Y. Morisada, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 389-393　2013/11　Research paper (international conference proceedings)

Nanostructure Tool Steel Fabricated by Combination of Laser Melting and Friction Stir Processing

Y. Kitamura, Y. Morisada, T. Mizuno, G. Abe, T. Nagaoka, Y. Kimoto, M. Fukusumi, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 377-381　2013/11　Research paper (international conference proceedings)

Three-Dimensional Visualization of Material Flow during Friction Stir Welding for Steel and Aluminum by Two Pairs of X-ray Transmission Systems

T. Imaizumi, Y. Morisada, H. Fujii, M. Matsushita, R. Ikeda

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 359-361　2013/11　Research paper (international conference proceedings)

Dissimilar Friction Stir Welding between A6000 and A7000 Series Aluminum Alloys

K. Hashimoto, H. Fujii, N. Kawada, T. Ishikawa

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 255-258　2013/11　Research paper (international conference proceedings)

Strengthening of Dissimilar Spot Welds of Al Alloy and Steel by Friction Stirring

M. Sakamura, K. Ohishi, K. Ota, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 195-199　2013/11　Research paper (international conference proceedings)

Friction Stir Welded Cu-30Zn Brass Joints by Rapid Cooling

N. Xu, R. Ueji, Y. Morisada, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 169-172　2013/11　Research paper (international conference proceedings)

Miniaturization of FSW Equipment Using Counterbalanced tool concept

K. Tamashiro, M. Kamai, Y. Morisada, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 155-157　2013/11　Research paper (international conference proceedings)

Microstructure of Friction Stir Welded Single Crystal Pure Iron

R. Ueji, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 119-121　2013/11　Research paper (international conference proceedings)

Minor Metal Reduction of High Tensile Strength Steel by Friction Stir Welding

S. Wu, Y. Morisada, R. Ueji, H. Fujii, Y.F. Sun, C. Shiga

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 115-118　2013/11　Research paper (international conference proceedings)

Stabilization of Retained Austenite in Cr-Mo Steel by Microalloying and Friction Stir Welding

T. Miura, R. Ueji, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 107-110　2013/11　Research paper (international conference proceedings)

Hydrogen Embrittlement of Friction Stir Welded SK4 High Carbon Steel Plates

Y.F. Sun, M. Watanabe, Y. Morisada, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 101-105　2013/11　Research paper (international conference proceedings)

Mechanical Properties of Friction Stir Welded High Nitrogen Containing Austenitic Stainless Steel

Y. Miyano, H. Fujii, Y.F. Sun, Y. Katada, S. Kuroda, G. Kudo, O. Kamiya

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 95-100　2013/11　Research paper (international conference proceedings)

Development of Friction Stir Welding of High Strength Steel Sheet

M. Matsushita, Y. Kitani, R. Ikeda, K. Oi, H. Fujii

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 87-93　2013/11　Research paper (international conference proceedings)

Effect of Rotation Speed on Microstructure and Hardness of Friction Stir Welded ODS Ferritic Steel

W.T. Han, N. Tsuda, D.S. Chen, Y. Ha, H. Je, H. Noto, Y. Morisada, H. Serizawa, H. Fujii, K. Yabuuchi, A. Kimura

Proceedings of the 1st International Joint Symposium on Joining and Welding　p. 81-85　2013/11　Research paper (international conference proceedings)

Fine grained Mg-3Al-1Zn alloy with randomized texture in the double-sided friction stir welded joints

Juan Chen, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Rintaro Ueji

Materials Science and Engineering A　Vol. 580　No. 580　p. 83-91　2013/09/05　Research paper (scientific journal)

Reduction in Joining Force in Small Sized FSW Equipment

TAMASHIRO Koki, FUJII Hidetoshi, MORISADA Yoshiaki, KAMAI Masayoshi, UEJI Rintaro

Preprints of the National Meeting of JWS　Vol. 93　p. 50-51　2013/08/12

Friction stir processing of cast irons

MORISADA Y., IMAGAWA K., FUJII H.

Preprints of the National Meeting of JWS　Vol. 93　p. 84-85　2013/08/12

Friction Stir Processing for Stainless Steel with Reactive and Non-reactive Additives

KIMOTO Yoshihsa, NAGAOKA Toru, WATANABE Hiroyuki, Fukusumi Masao, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 93　p. 76-77　2013/08/12

Stabilization of retained austenite by friction stir welding in Ni-C steel

MIURA Takuya, UEJI Rintaro, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 93　p. 80-81　2013/08/12

Investigation of Material Flow during Friction Stir Welding by x-ray Radiography

IMAIZUMI T., MORISADA Y., UEJI R., FUJII H.

Preprints of the National Meeting of JWS　Vol. 93　p. 48-49　2013/08/12

Hydrogen embrittlement of friction stir welded SK4 high carbon steel plates

SUN Y. F., WATANABE M, MORISADA Y, IMAI H, FUJII H

Preprints of the National Meeting of JWS　Vol. 93　p. 182-183　2013/08/12

Friction stir welding of AISI 1080 steel using liquid CO2 for enhanced toughness and ductility

H. Fujii, Y. D. Chung, Y. F. Sun

Science and Technology of Welding and Joining　Vol. 18　No. 6　p. 500-506　2013/08　Research paper (scientific journal)

Resistance Welding Explosive Joining, Roll Bonding, Magnetic Bonding, Adhesive Bonding, Mechanical Joining

H. Fujimoto, T. Matsumoto, M. Kimura, T. Satsuta, H. Fujii

Journal of the Japan Welding Society　Vol. 82　No. 5　p. 9-12　2013/07

Friction Stir Welding (2) Latest Technologies

H. Fujii

NIKKEI MONOZUKURI　No. 7　p. 117-121　2013/07

Microstructure evolution in dissimilar metal joint interface obtained by friction welding of cast iron and carbon steel

UEJI Rintaro, FUJII Hidetoshi, NINOMIYA Taketoshi, MINO Akira

Trans. JWRI　Vol. 42　No. 1　p. 33-37　2013/06　Research paper (bulletin of university, research institution)

Suppression of hydrogen-induced blisters in SK4 carbon steel alloy by friction stir processing

Saad Khodir, Yoshiaki Morisada, Hidetoshi Fujii

Journal of Materials Science　Vol. 48　No. 12　p. 4313-4320　2013/06　Research paper (scientific journal)

Friction Stir Welding (1) Fundamentals and Development

H. Fujii

NIKKEI MONOZUKURI　No. 6　p. 125-129　2013/06

Evaluation of Cutting Force of thin Films for Cutting tools with the wettability

H. Hashikura, Y. Morisada, H. Fujii, K. Kanda, K. Kubota, M. Isaka

Journal of the Japan Society for Precision Engineering　Vol. 79　No. 6　p. 547-552　2013/06　Research paper (scientific journal)

Improvement of toughness and strength of thick structural steel weld by friction stir welding conditions

Y. Morisada, H. Fujii, R. Nishimoto, T. Miyazawa, Y. Iwamoto, R. Ueji

Science and Technology of Welding and Joining　Vol. 18　No. 4　p. 287-292　2013/05　Research paper (scientific journal)

Interface shape and microstructure controlled dissimilar friction stir lap welded steels

H. Fujii, Y. D. Chung, Y. F. Sun, H. Tanigawa

Science and Technology of Welding and Joining　Vol. 18　No. 4　p. 279-286　2013/05　Research paper (scientific journal)

Flexible control of the microstructure and mechanical properties of friction stir welded Ti-6Al-4V joints

K. Kitamura, H. Fujii, Y. Iwata, Y. S. Sun, Y. Morisada

Materials and Design　Vol. 46　p. 348-354　2013/04　Research paper (scientific journal)

Leading-edge Technology of FSW

H. Fujii, Y. Morisada

Journal of the Japan Welding Society　Vol. 82　No. 3　p. 9-14　2013/04

Microstructural control of friction stir welded Cu-30Zn brass joints by liquid CO_2 cooling

XU Nan, MORISADA Yoshiaki, SUN Yufeng, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 92　p. 64-65　2013/03/21

Microstructures and mechanical properties of friction stir welded joints between A6N01 and A7N01 aluminum alloys

HASHIMOTO K., FUJII H., KAWADA N., ISHIKAWA T.

Preprints of the National Meeting of JWS　Vol. 92　p. 52-53　2013/03/21

Effects of Nb on stabilization of the retained austenite in the friction stir welded Cr-Mo steel

MIURA Takuya, UEJI Rintaro, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 92　p. 70-71　2013/03/21

Local crystallographic orientations of the Friction Stir Welded BCC-iron single crystal

UEJI Rintaro, SUN Yufeng, MORISADA Yoshiaki, FUJII Hidetoshi

Preprints of the National Meeting of JWS　Vol. 92　p. 66-67　2013/03/21

Three-Dimensional Visualization of Metallic Flow and Control of Joint Properties Using New FSP Technique

Hidetoshi Fujii, Yoshiaki Morisada, Takuya Imaizumi

Friction Stir Welding and Processing VII　p. 279-288　2013/03　Research paper (international conference proceedings)

State of the Art of Visualization for FSW

H. Fujii、Y.Morisada

Journal of the Japan Welding Society　Vol. 82　No. 2　p. 21-24　2013/03

Deep Penetration Welding by Cap A-TIG Welding

H. Fujii

Welding Technology　Vol. 61　No. 3　p. 73-77　2013/03

Fundamentals of Friction Stir Welding

H. Fujii

Kinzoku　Vol. 83　No. 3　p. 5-10　2013/03

Development of ultrasonic alternating current gas tungsten arc process for porosity reduction of aluminum welding

Y. Morisada, H. Fujii, F. Inagaki, M. Kamai

Journal of Light Metal Welding　Vol. 51　No. 2　p. 24-30　2013/02　Research paper (scientific journal)

Microstructure and mechanical properties of dissimilar spot friction stir welded Zr55Cu30Al10Ni5 bulk metallic glass to pure copper

Y. F. Sun, H. Fujii

Intermetallics　Vol. 33　p. 113-119　2013/02　Research paper (scientific journal)

Microstructural evaluation of friction stir processed D2 tool steel

Toru Nagaoka, Hiroyuki Watanabe, Masao Fukusumi, Yusuke Kitamura, Tadashi Mizuno, Genryu Abe, Yoshiaki Morisada, Hidetoshi Fujii

Materials Science Forum　Vol. 735　p. 422-426　2013　Research paper (international conference proceedings)

Development of high frequency tungsten inert gas welding method

Yoshiaki Morisada, Hidetoshi Fujii, Fuminori Inagaki, Masayoshi Kamai

Materials and Design　Vol. 44　p. 12-16　2013　Research paper (scientific journal)

Surface hardening of ferritic flake graphite cast iron by friction stir processing+1

Koichi Imagawa, Hidetoshi Fujii, Yoshiaki Morisada, Toshiyuki Hashimoto, Yasufumi Yamaguchi, Shoji Kiguchi

Materials Transactions　Vol. 54　No. 10　p. 1938-1943　2013　Research paper (scientific journal)

Fabrication of porous copper with uniform pore size by friction powder compaction process

Kousuke Zushida, Yoshihiko Hangai, Hiroaki Yoshida, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Osamu Kuwazuru, Nobuhiro Yoshikawa

Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A　Vol. 79　No. 804　p. 1079-1082　2013　Research paper (international conference proceedings)

Fabrication of CuAl2 in-situ formation and dispersed porous aluminum core filled in hollow pipe composite materials

Harunobu Tajima, Yoshihiko Hangai, Masaki Saito, Shinji Koyama, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Osamu Kuwazuru, Nobuhiro Yoshikawa

Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A　Vol. 79　No. 804　p. 1071-1075　2013　Research paper (international conference proceedings)

Fabrication of porous aluminum/thin-walled pipe composite materials by applying friction welding

Masaki Saito, Yoshihiko Hangai, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Soichiro Kitahara, Osamu Kuwazuru, Nobuhiro Yoshikawa

Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A　Vol. 79　No. 804　p. 1066-1070　2013　Research paper (international conference proceedings)

Microstructure and mechanical properties of S45C steel prepared by laser-assisted friction stir welding

Y. F. Sun, Y. Konishi, M. Kamai, H. Fujii

Materials and Design　Vol. 47　p. 842-849　2013　Research paper (scientific journal)

Microstructure and mechanical properties of dissimilar Al alloy/steel joints prepared by a flat spot friction stir welding technique

Y. F. Sun, H. Fujii, N. Takaki, Y. Okitsu

Materials and Design　Vol. 47　p. 350-357　2013　Research paper (scientific journal)

Microstructures and Properties of Biological Mg-2Zn-0.46Y-0.5Nd Alloy by Friction Stir Process

Z. Shijie, W. Liguo, J. Jin, W. Jing, S. Yufeng, J. Chen, H. Fujii, G. Shaokang

Material Science Forum　Vol. 745 - 746　p. 33-38　2013/01　Research paper (scientific journal)

Friction Stir Welding of A7N01 Aluminum Alloy for Railway Vehicles Using Si3N4 Ceramic Tool

K. Hashimoto, T. Ishikawa, N. Kawata, H. Fujii

J-Trec Technical Review　Vol. 1　p. 10-15　2013/01

Surface Hardening of Ferritic Flake Graphite Cast Iron by Friction Stir Processing

K. Imagawa, H. Fujii, Y. Morisada, T. Hashimoto, Y. Yamaguchi, S. Kiguchi

Journal of Japan Foundry Society　Vol. 85　No. 1　p. 26-31　2013/01　Research paper (scientific journal)

Microstructures and mechanical properties evolution during friction stir welding of SK4 high carbon steel alloy

S. A. Khodir, Y. Morisada, R. Ueji, H. Fujii

Materials Science and Engineering A　Vol. 558　p. 572-578　2012/12/15　Research paper (scientific journal)

Wetting of MgO and α-Al 2O 3 by molten Mg: A model of droplet with high vapor pressure

Hidetoshi Fujii, Shun Izutani

Journal of Materials Science　Vol. 47　No. 24　p. 8387-8394　2012/12　Research paper (international conference proceedings)

Macro-heterogeneous Structure Manufacturing Technology Using In-process Microstructure Control by Friction Stir Processing

H. Fujii

Bulletin of The Iron and Steel Instisute of Japan　Vol. 17　No. 11　p. 33-38　2012/11

Current State and Prospects of Friction Stir Welding Technology

H. Fujii

J. Vac. Soc. Jpn.　Vol. 55　No. 11　p. 11-16　2012/11

New technique of self-refilling friction stir welding to repair keyhole

L. Zhou, D. Liu, K. Nakata, T. Tsumura, H. Fujii, K. Ikeuchi, Y. Michishita, Y. Fujiya, M. Morimoto

Science and Technology of Welding and Joining　Vol. 17　No. 8　p. 649-655　2012/11　Research paper (scientific journal)

Macro-heterogeneous Structure Manufacturing Technology Using In-process Microstructure Control by Friction Stir Processing

Hidetoshi Fujii

TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN　Vol. 98　No. 11　p. 763-768　2012/11　Research paper (scientific journal)

Effect of grain size on the microstructure and mechanical properties of friction stir welded non-combustive magnesium alloys

Juan Chen, Hidetoshi Fujii, Yufeng Sun, Yoshiaki Morisada, Katsuyoshi Kondoh, Kenji Hashimoto

Materials Science and Engineering A　Vol. 549　p. 176-184　2012/07/15　Research paper (scientific journal)

Microstructure and Mechanical Properties of Friction Stir Welded Pure Cu Plates

SUN Yufeng, XU Nan, MORISADA Yoshiaki, FUJII Hidetoshi

Trans. JWRI　Vol. 41　No. 1　p. 53-58　2012/06　Research paper (bulletin of university, research institution)

Friction Stir Welding of High-Workability Titanium Alloy

K. Kitamura, H. Fujii, Y. Morisada, A. Ogawa

Proceedings of 9th International Friction Stir Welding Symposium　p. P-3-1-P-3-4　2012/05　Research paper (international conference proceedings)

Applications of a Flat Spot Friction Stir Welding Technique for Aluminium Alloys and Mild Steel Sheets

Y.F. Sun, H. Fujii, N. Takaki, Y. Okistu

Proceedings of 9th International Friction Stir Welding Symposium　p. 9B-2-1-9B-2-9　2012/05　Research paper (international conference proceedings)

Three-dimensional Visualization of Material Flow in FSW by X-ray radiography

Y. Morisada, H. Fujii, Y. Kawahito, K. Nakata, M. Tanaka

Proceedings of 9th International Friction Stir Welding Symposium　p. 8B-1-1-8B-1-5　2012/05　Research paper (international conference proceedings)

Effect of Material Flow by Double-Sided Friction Stir Welding on Weld Structure and Mechanical Properties of Magnesium Alloy

J. Chen, H. Fujii, Y.F. Sun, Y. Morisada, K. Kondoh

Proceedings of 9th International Friction Stir Welding Symposium　p. 7A-2-1-7A-2-5　2012/05　Research paper (international conference proceedings)

Partial Surface Hardening of Low carbon Steel by Friction Stir Powder Processing

K. Imagawa, Y. Morisada, H. Fujii

Proceedings of 9th International Friction Stir Welding Symposium　p. 5B-2-1-5B-2-4　2012/05　Research paper (international conference proceedings)

Modification of Cold-Work Tool Steel by Combination of Laser Cladding and Friction Stir Processing

T. Nagaoka, H. Watanabe, M. Fukusumi, Y. Kitamura, T. Mizuno, G. Abe, Y. Morisada, H. Fujii

Proceedings of 9th International Friction Stir Welding Symposium　p. 5B-4-1-5B-4-2　2012/05　Research paper (international conference proceedings)

Modification of Thermal sprayed Layer Using Friction Stir Processing

Y. Morisada, H. Fujii, M. Fukusumi, T. Nagaoka

Welding Technology　Vol. 60　p. 78-82　2012/05

Microstructure and mechanical properties of mild steel joints prepared by a flat friction stir spot welding technique

Y. F. Sun, H. Fujii, N. Takaki, Y. Okitsu

Materials and Design　Vol. 37　p. 384-392　2012/05　Research paper (scientific journal)

Friction stir welding of 304 stainless steel using Ir based alloy tool

T. Miyazawa, Y. Iwamoto, T. Maruko, H. Fujii

Science and Technology of Welding and Joining　Vol. 17　No. 3　p. 207-212　2012/04/03　Research paper (scientific journal)

Development of high strength Ir based alloy tool for friction stir welding

T. Miyazawa, Y. Iwamoto, T. Maruko, H. Fujii

Science and Technology of Welding and Joining　Vol. 17　No. 3　p. 213-218　2012/04/03　Research paper (scientific journal)

Current status and prospects of friction stir welding technology

Hidetoshi Fujii

Journal of the Vacuum Society of Japan　Vol. 55　No. 11　p. 481-486　2012　Research paper (scientific journal)

Effects of tool geometry on hardened layer of friction stir processed cast iron

Koichi Imagawa, Hidetoshi Fujii, Yoshiaki Morisada, Yasufumi Yamaguchi, Shoji Kiguchi

Materials Transactions　Vol. 53　No. 11　p. 1952-1955　2012　Research paper (scientific journal)

Surface hardening of ferritic spheroidal graphite cast iron by friction stir processing

Koichi Imagawa, Hidetoshi Fujii, Yoshiaki Morisada, Yasufumi Yamaguchi, Shoji Kiguchi

Materials Transactions　Vol. 53　No. 8　p. 1456-1460　2012　Research paper (scientific journal)

Microstructure and toughness of friction stir weld of thick structural steel

Muneo Matsushita, Yasushi Kitani, Rinsei Ikeda, Shigeru Endo, Hidetoshi Fujii

ISIJ International　Vol. 52　No. 7　p. 1335-1341　2012　Research paper (scientific journal)

Interface microstructure and mechanical properties of dissimilar friction stir welded joints between Zr 55Cu 30Ni 5Al 10 bulk metallic glass and pure Al

Yufeng Sun, Hidetoshi Fujii, Koichi Imagawa, Yoshihiko Yokoyama, Hisamichi Kimura, Akihisa Inoue

Materials Transactions　Vol. 53　No. 6　p. 1106-1112　2012　Research paper (scientific journal)

Friction stir welding of oxide dispersion strengthened platinum alloy

Miyazawa Tomoaki, Iwamoto Yuichi, Maruko Tomohiro, Fujii Hidetoshi

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 30　No. 1　p. 24-28　2012　Research paper (scientific journal)

Joining of High Carbon Steel using FSW

H. Fujii

Automotive Technology　Vol. 2012　No. 1　p. 124-129　2012/01

Banded structure and its distribution in friction stir processing of 316L austenitic stainless steel

Y. C. Chen, H. Fujii, T. Tsumura, Y. Kitagawa, K. Nakata, K. Ikeuchi, K. Matsubayashi, Y. Michishita, Y. Fujiya, J. Katoh

Journal of Nuclear Materials　Vol. 420　No. 1-3　p. 497-500　2012/01　Research paper (scientific journal)

Three-dimensional visualization of material flow during friction stir welding by two pairs of X-ray transmission systems

Y. Morisada, H. Fujii, Y. Kawahito, K. Nakata, M. Tanaka

Scripta Materialia　Vol. 65　No. 12　p. 1085-1088　2011/12　Research paper (scientific journal)

Friction stir welding of 304 stainless steel using Ir based alloy tool

T. Miyazawa, Y. Iwamoto, T. Maruko, H. Fujii

Quarterly Journal of the Japan Welding Society　Vol. 29　No. 4　p. 305-311　2011/12　Research paper (scientific journal)

Development of Smart FSW Tool and Backing Plate

T. Ishikawa, H. Fujii, A. Masuda, N. Kawada, S. Matsuoka

Tokyu car technical review　Vol. 61　No. 61　p. 18-25　2011/12

Effect of of Tool Geometry on Hardness Layer of Friction Stir Processed Cast Iron

Koichi Imagawa, Hidetoshi Fujii, Yoshiaki Morisada, Yasufumi Yamaguchi, Shoji Kiguchi

Journal of Japan Foundry Society　Vol. 83　No. 12　p. 733-737　2011/12　Research paper (scientific journal)

Microstructure and Mechanical Properties of SK4 High Carbon Steel Weld Metals Produced by Friction Stir Welding

S. A. Khodir, Y. Morisada, H. Fujii

Proceedings 1st Interquadrennial ICF Conference in Middle East and Africa, Processing, Performance and Failure Analysis of Engineering Materials　Vol. 1　p. 95-102　2011/11　Research paper (international conference proceedings)

Friction Stir Welding

Hidetoshi Fujii

Journal of Light Metal Welding & Construction　Vol. 49　No. 10　p. 365-372　2011/10

Friction Stir Welding

Hidetoshi Fujii

Bulletin of The Iron and Steel Instisute of Japan　Vol. 16　No. 10　p. 9-16　2011/10

Novel spot friction stir welding of 6061 and 5052 Al alloys

Y. F. Sun, H. Fujii, N. Takaki, Y. Okitsu

Science and Technology of Welding and Joining　Vol. 16　No. 7　p. 605-612　2011/10　Research paper (scientific journal)

Friction Stir Welding

Hidetoshi Fujii

TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN　Vol. 97　No. 10　p. 665-672　2011/10　Research paper (scientific journal)

Critical strain for mechanical alloying of Cu-Ag, Cu-Ni and Cu-Zr by high-pressure torsion

Y. F. Sun, H. Fujii, T. Nakamura, N. Tsuji, D. Todaka, M. Umemoto

Scripta Materialia　Vol. 65　No. 6　p. 489-492　2011/09　Research paper (scientific journal)

溶接分野における新しい技術とその適用例

崎野 良比呂、金 裕哲、藤井 英俊

JSSC関西地区連絡会 研究小委員会 講演資料　p. 2-8　2011/09

Interface microstructure evolution of dissimilar friction stir butt welded F82H steel and SUS304

Young Dong Chung, Hidetoshi Fujii, Yufeng Sun, Hiroyasu Tanigawa

Materials Science and Engineering A　Vol. 528　No. 18　p. 5812-5821　2011/07/15　Research paper (scientific journal)

The effect of SiC particles on the microstructure and mechanical properties of friction stir welded pure copper joints

Y. F. Sun, H. Fujii

Materials Science and Engineering A　Vol. 528　No. 16-17　p. 5470-5475　2011/06/25　Research paper (scientific journal)

Nanostructured thermally sprayed cemented carbide layer fabricated by friction stir processing

MORISADA Yoshiaki, FUJII Hidetoshi

Trans. JWRI　Vol. 40　No. 1　p. 35-40　2011/06　Research paper (bulletin of university, research institution)

Laser Hybrid Friction Stir Welding of Steel

Hidetoshi Fujii

Welding Technology　No. 6　p. 46-49　2011/06

Microstructure of High Silicon Ductile Cast Iron and SUS304 Lap Jointed by Friction Stir Welding

M. Kawauchi, K. Kanauchi, T. Hasegawa, Young-Dong Chen, H.Fujii, T. Hareyama

Journal of Japan Foundry Society　Vol. 83　No. 6　p. 336-342　2011/06　Research paper (scientific journal)

Friction stir welding of steels

Hidetoshi Fujii

Welding International　Vol. 25　No. 4　p. 260-273　2011/04　Research paper (scientific journal)

Microstructure and mechanical properties of friction stir welded pure Mo joints

Hidetoshi Fujii, Yufeng Sun, Hideaki Kato

Scripta Materialia　Vol. 64　No. 7　p. 657-660　2011/04　Research paper (scientific journal)

Mechanical properties of friction stir butt welds of high nitrogen-containing austenitic stainless steel

Yasuyuki Miyano, Hidetoshi Fujii, Yufeng Sun, Yasuyuki Katada, Shuji Kuroda, Osamu Kamiya

Materials Science and Engineering A　Vol. 528　No. 6　p. 2917-2921　2011/03/15　Research paper (scientific journal)

Current Status and Issues in Joining Technology of Reduced Activation Ferritic/Martensitic Steel

T. Hirose, H. Serizawa, H. Kishimoto, H. Ogiwara, H. Fujii, T. Nagasaka, R. Kasada, T. Nozawa, H. Tanigawa, K. Shiba

The Journal of the Japan Society of Plasma Science and Nuclear Fusion Research　Vol. 87　No. 3　p. 172-180　2011/03

Development of Ir based tool for friction stir welding of high temperature materials

T. Miyazawa, Y. Iwamoto, T. Maruko, H. Fujii

Science and Technology of Welding and Joining　Vol. 16　No. 2　p. 188-192　2011/02　Research paper (scientific journal)

Development of friction stir welding of high strength steel sheet

M. Matsushita, Y. Kitani, R. Ikeda, M. Ono, H. Fujii, Y. D. Chung

Science and Technology of Welding and Joining　Vol. 16　No. 2　p. 181-187　2011/02　Research paper (scientific journal)

Effect of arc length on welding penetration in AA plasma welding

Ni Xukun, Fujii Hidetoshi, Morisada Yoshiaki, Tanaka Manabu

Preprints of the National Meeting of JWS　Vol. 2011　No. 0　p. 162-162　2011

Fabrication of Fe-based metallic glass particle reinforced Al-based composite materials by friction stir processing

Hidetoshi Fujii, Yufeng Sun, Koji Inada, Youngsu Ji, Yoshihiko Yokoyama, Hisamichi Kimura, Akihisa Inoue

Materials Transactions　Vol. 52　No. 8　p. 1634-1640　2011　Research paper (scientific journal)

Development of high strength Ir based tool for friction stir welding

Tomoaki Miyazawa, Yuichi Iwamoto, Tomohiro Maruko, Hedetoshi Fujii

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 29　No. 1　p. 24-28　2011　Research paper (scientific journal)

Fabrication of nanostructured tool steel layer by combination of laser cladding and friction stir processing

Yoshiaki Morisada, Hidetoshi Fujii, Tadashi Mizuno, Genryu Abe, Toru Nagaoka, Masao Fukusumi

Surface and Coatings Technology　Vol. 205　No. 11　p. 3397-3403　2011　Research paper (scientific journal)

Fabrication of fe based metallic glass particles reinforced Al based composite materials by friction stir processing

Young Su Ji, Hidetoshi Fujii, Koji Inada, Yufeng Sun, Yoshihiko Yokoyama, Hisamichi Kimura, Akihisa Inoue

Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals　Vol. 75　No. 1　p. 47-54　2011/01　Research paper (scientific journal)

Modification of thermally sprayed cemented carbide layer by friction stir processing

Y. Morisada, H. Fujii, T. Mizuno, G. Abe, T. Nagaoka, M. Fukusumi

Trans. JWRI　Vol. 39　No. 2　p. 376-378　2010/12　Research paper (bulletin of university, research institution)

Recent Patented Hybrid Techniques for Friction Stir Welding of Metallic Materials

Yufeng Sun, Hidetoshi Fujii

Recent Patents on Mechanical Engineering　Vol. 3　p. 206-210　2010/11　Research paper (scientific journal)

Surface Hardening of Ferritic Spheroidal Graphite Cast Iron by Friction Stir Processing

K. Imagawa, H. Fujii, Y. Yamaguchi, S. Kiguchi

Journal of Japan Foundry Society　Vol. 82　No. 11　p. 674-679　2010/11　Research paper (scientific journal)

Friction Stir Welding and Processing of Ferrous Alloys

H.Fujii

Papers for 50th Anniversary Symposium of Welding Metallurgy of Japan Welding Society　p. 73-76　2010/10　Research paper (conference, symposium, etc.)

Investigation of the welding parameter dependent microstructure and mechanical properties of friction stir welded pure copper

Y. F. Sun, H. Fujii

Materials Science and Engineering A　Vol. 527　No. 26　p. 6879-6886　2010/10　Research paper (scientific journal)

The possibility of friction stir welding of high nitrogen-containing austenitic stainless steel

Yasuyuki Miyano, Hidetoshi Fujii, Yufeng Sun, Kouichi Ieko, Yasuyuki Katada, Osamu Kamiya

International Journal of the Society of Material Engineering for Resources　Vol. 17　No. 2　p. 197-200　2010/09　Research paper (scientific journal)

Cu/Zr nanoscaled multi-stacks fabricated by accumulative roll bonding

Y. F. Sun, N. Tsuji, H. Fujii, F. S. Li

Journal of Alloys and Compounds　Vol. 504　No. 1　p. S443-S447　2010/08　Research paper (scientific journal)

Friction stir welding of high carbon steel with excellent toughness and ductility

Y. D. Chung, H. Fujii, R. Ueji, N. Tsuji

Scripta Materialia　Vol. 63　No. 2　p. 223-226　2010/07　Research paper (scientific journal)

Wettability of Ti by molten Mg-Al alloy

N. Nakanishi, H. Imai, K. Kondoh, H. Fujii

Journal of High Temperature Society　Vol. 36　No. 4　p. 192-195　2010/07　Research paper (scientific journal)

Microstructure and mechanical properties of friction stir welded joint of Zr55Cu30Al10Ni5 bulk metallic glass with pure copper

Yufeng Sun, Youngsu Ji, Hidetoshi Fujii, Kazuhiro Nakata, Kiyoshi Nogi

Materials Science and Engineering A　Vol. 527　No. 15　p. 3427-3432　2010/06　Research paper (scientific journal)

Investigation of welding parameter dependent microstructure and mechanical properties in friction stir welded pure Ti joints

Hidetoshi Fujii, Yufeng Sun, Hideaki Kato, Kazuhiro Nakata

Materials Science and Engineering A　Vol. 527　No. 15　p. 3386-3391　2010/06　Research paper (scientific journal)

Microstructure and Mechanical Properties of Friction Stir Welded Joint of Zr55Cu30Al10Ni5 Bulk Metallic Glass with Pure Copper

Y.F.Sun, Y.S.Ji, H.Fujii, K.Nakata

Proc. 8th Int. FSW Symp.　Vol. 8　p. P10-1-P10-11　2010/05　Research paper (international conference proceedings)

Development of Friction Stir Powder Processing (FSPP) for Prevention of Defect Formation and Control of Mechanical Properties

Hidetoshi Fujii, Koji Inada, Young Su Ji, Yu Feng Sun, Yoshiaki Morisada

Proc. 8th Int. FSW Symp.　Vol. 8　p. 9B-3-1-9B-3-9　2010/05　Research paper (international conference proceedings)

Modification of Thermally Sprayed Cemented Carbide Layer by Friction Stir Processing

Y.Morisada, H.Fujii, T.Mizuno, G.Abe, T.Nagaoka, M.Fukusumi

Proc. 8th Int. FSW Symp.　Vol. 8　p. 9B-1-1-9B-1-6　2010/05　Research paper (international conference proceedings)

Evaluation of the mechanical properties of high nitrogen-containing austenitic stainless steel friction stir welds

Yasuyuki Miyano, Hidetoshi Fujii, Yufeng Sun, Yasuyuki Katada, Shuji Kuroda, Osamu Kamiya

Proc. 8th Int. FSW Symp.　Vol. 8　p. 8B-4-1-8B-4-7　2010/05　Research paper (international conference proceedings)

Dissimilar Friction Stir Welding of F82H Steel and Austenite Stainless Steels without Transformation

Young Dong Chung, Hidetoshi Fujii, Hiroyasu Tanigawa

Proc. 8th Int. FSW Symp.　Vol. 8　p. 8B-3-1-8B-3-10　2010/05　Research paper (international conference proceedings)

Friction Stir Welding and Processing of Iron Alloys

Hidetoshi Fujii

Journal of High Temperature Society　Vol. 36　No. 3　p. 140-144　2010/05

Modification of thermally sprayed cemented carbide layer by friction stir processing

Yoshiaki Morisada, Hidetoshi Fujii, Tadashi Mizuno, Genryu Abe, Toru Nagaoka, Masao Fukusumi

Surface and Coatings Technology　Vol. 204　No. 15　p. 2459-2464　2010/04/25　Research paper (scientific journal)

Hardening Method of Thermal Coated Film by Friction Stir Processing

Y.Morisada, T.Mizuno, G.Abe, H.Fujii

Thermal Spray Technology　Vol. 30　No. 1　p. 47-50　2010/04

Fabrication of ZrAlNiCu bulk metallic glass composites containing pure copper particles by high-pressure torsion

Y.F. Sun, H.Fujii, N.Tsuji, Y.Todaka, M.Umemoto

Journal of Alloys and Compounds　Vol. 492　p. 149-152　2010/03　Research paper (scientific journal)

Effect of Mechanical Restraint Factor on Weldability of Reduced Activation Ferritic Steel

H. Serizawa, H. Tanigawa, M. Tanaka, Y. Kawahito, S. Katayama, H. Fujii

Summary Report of Joint Research in Japan on BA DEMO R&D Activity 2008　p. 19-30　2010/03

Effect of gap on FSW joint formation and development of friction powder processing

K. Inada, H. Fujii, Y. S. Ji, Y. F. Sun, Y. Morisada

Science and Technology of Welding and Joining　Vol. 15　No. 2　p. 131-136　2010/02/01　Research paper (scientific journal)

Weld Shape Variation and Electrode Oxidation Behavior under Ar-(Ar-CO2)Double Shielded GTA Welding

Shanping Lu, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science & Technology　Vol. 26　No. 2　p. 170-176　2010/02　Research paper (scientific journal)

Development of Ir based tool for friction stir welding of high temperature materials

Miyazawa Tomoaki, Iwamoto Yuichi, Maruko Tomohiro, Fujii Hidetoshi

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 28　No. 2　p. 203-207　2010　Research paper (scientific journal)

Design of joint properties by friction powder processing

Koji Inada, Hidetoshi Fujii, Young Su Ji, Yoshiaki Morisada, Kiyoshi Nogi

Materials Science Forum　Vol. 638-642　p. 2058-2063　2010　Research paper (international conference proceedings)

Wettability of pure Ti by molten pure Mg droplets

Katsuyoshi Kondoh, Masashi Kawakami, Hisashi Imai, Junko Umeda, Hidetoshi Fujii

Acta Materialia　Vol. 58　No. 2　p. 606-614　2010/01　Research paper (scientific journal)

Effect of welding speed on microstructural and mechanical properties of friction stir welded Inconel 600

K. H. Song, H. Fujii, K. Nakata

Materials and Design　Vol. 30　No. 10　p. 3972-3978　2009/12　Research paper (scientific journal)

Microstructure and Hardness Distribution of Friction Stir Welded 1050 Al and IF Steel with Different Original Grain Size

SUN Yufeng, FUJII Hidetoshi, TAKADA Yutaka, TSUJI Nobuhiro, NAKATA Kazuhiro, NOGI Kiyoshi

Trans. JWRI　Vol. 38　No. 2　p. 43-48　2009/12　Research paper (bulletin of university, research institution)

Evaluation of Corrosion Resistance of Friction Stir Welding of Austenitic Stainless Steel

T.Ichikawa, H.Fujii, A.Masuda, S.Iwaki, S.Matsuoka

Tokyu Car Technical Review　Vol. 59　No. 59　p. 26-33　2009/12

High Strength and Toughness of High Carbon Steel Joint Friction Stir Welded below Eutectoid Temperature

H.Fujii, Y.D.Chung

Processing and Fabrication of Advanced Materials- XVIII　Vol. 4　p. 1943-1952　2009/12　Research paper (international conference proceedings)

Effect of Initial Grain Size on the Joint Properties of Friction Stir Welded Aluminum

Y.F.Sun, H.Fujii, Y.Takada, N.Tsuji, K.Nakata, K.Nogi

Materials Science and Engineering A　Vol. 527　p. 317-321　2009/12　Research paper (scientific journal)

Weld Shape Variation and Electrode Protection under Ar-(Ar-O2) Double Shielded GTA Welding

S.P.Lu, H.Fujii, K.Nogi

Science and Technology of Welding and Joining　Vol. 14　No. 8　p. 726-733　2009/11　Research paper (scientific journal)

Laser Assisted Friction Stir Welding of Carbon Steel

Hidetoshi Fujii, Kazuhiro Nakata

Journal of Japan Laser Processing Society　Vol. 16　No. 3　p. 171-175　2009/10　Research paper (scientific journal)

Joining of Steels without any Transformation

H.Fujii

Production and Technology　Vol. 61　No. 4　p. 1-6　2009/10

Modification of Nitride Layer on Cold-Work Tool Steel by Laser Melting and Friction Stir Processing

Y.Morisada, H.Fujii, T.Mizuno, G.Abe, T.Nagaoka, M.Fukuzumi

Surface and Coatings Technology　Vol. 204　p. 386-390　2009/10　Research paper (scientific journal)

Microstructural and Mechanical Properties of Magnesium Matrix Composite Reinforced with Titanium Powders via Powder Metallurgy Process

K. Kondoh, M. Kawakami, J. Umeda, H. Imai, H. Fujii

Proc. Magnesium: 8th International Conference on Magnesium Alloys and their Applications　p. 668-675　2009/10　Research paper (international conference proceedings)

Friction Stir Welding of High Carbon Tool Steel (SK85) below Eutectoid Temperature

CHUNG Young Dong, FUJII Hidetoshi, NAKATA Kazuhiro, NOGI Kiyoshi

Trans. JWRI　Vol. 38　No. 1　p. 37-41　2009/09　Research paper (bulletin of university, research institution)

Mechanical Properties in Friction-Stir-Welded C1020 Oxygen Free Copper/A1050 Aluminum Dissimilar Joints

Toru Nagaoka, Yoshiaki Morisada, Hidetoshi Fujii, Masao Fukusumi

Kagagu to Kougyo　Vol. 83　No. 8　p. 337-342　2009/08　Research paper (scientific journal)

Effect of tool geometry on tool wear characterization and weld formation in friction stir welding of 316L stainless steel

Yingchun Chen, Hidetoshi Fujii, Takuya Tsumura, Yoshihiko Kitagawa, Kazuhiro Nakata, Kenji Ikeuchi, Kazuki Matsubayashi, Yukio Michishita, Yasuyuki Fujiya, Jungo Katoh

Quarterly Journal of The Japan Welding Society　Vol. 27　No. 2　p. 85s-88s　2009/08　Research paper (scientific journal)

Friction Stir Welding of High Nitrogen-containing Austenitic Stainless Steel

Yashuyuki Miyano, Hidetoshi Fujii, Yugeng Sun, Kouichi Ieko, Yasuyuki Katada, Osamu Kamiya

10th Int. Conf. High Nitrogen Steels Conf. Proc.　p. 162-167　2009/07　Research paper (international conference proceedings)

Reactive wetting of polycrystalline TiC by molten Zr55Cu 30Al10Ni5 metallic glass alloy

Ping Shen, Qiaoli Lin, Qichuan Jiang, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Research　Vol. 24　No. 7　p. 2420-2427　2009/07　Research paper (scientific journal)

Reactive Wetting in Liquid Cu Alloy - Carbon and Slicon Carbide Systems

K.Nogi, Y.Hirata, T.Matsumoto, H.Fujii

Journal of Physics: Conference Series　Vol. 165　2009/06　Research paper (scientific journal)

Structural Change and Improvement of the Mechanical Properties of a Lotus-Type Porous Copper by Wire-Brushing

J.Lobos, S.Suzuki, H.Nakajima, Y.S.Ji, H.Fujii, D.Terada, N.Tsuji

Journal of Physics: Conference Series　Vol. 165　2009/06　Research paper (scientific journal)

Friction Stir Welding of Zr-Based Bulk Metallic Glass

Y.S.Ji, H.Fujii, M.Maeda, K.Nakata, H.Kimura, A.Inoue, K.Nogi

Journal of Physics: Conference Series　Vol. 165　2009/06　Research paper (scientific journal)

Surface Hardening of Two Cast Irons by Friction Stir Processing

Hidetoshi Fujii, Yasufumi Yamaguchi, Toshifumi Kikuchi, Shoji Kiguchi, Kiyoshi Nogi

Journal of Physics: Conference Series　Vol. 165　2009/06　Research paper (scientific journal)

FSW

Hidetoshi Fujii

Journal of the Japan Welding Society　Vol. 78　No. 4　p. 274-282　2009/06

Effect of welding speed on microstructural and mechanical properties of friction stir welded Inconel 600

K.H. Song, H.Fujii, K.Nakata

Materials & Design　Vol. 30　p. 3972-3978　2009/06　Research paper (scientific journal)

Friction Stir Welding of Zr55Cu30Ni5Al10 Bulk Metallic Glass

Young Su Ji, Hidetoshi Fujii, Yufeng Sun, Masakatsu Maeda, Kazuhiro Nakata, Hisamichi Kimura, Akihisa Inoue, Kiyoshi Nogi

Materials Transactions　Vol. 50　No. 6　p. 1300-1303　2009/06　Research paper (scientific journal)

Development of Creep-Resistant Tungsten Carbide Copper Cemented Carbide

Yutaka Shinoda, Yuki Yanagisawa, Takashi Akatsu, Fumihiro Wakai, Hidetoshi Fujii

Materials Transactions　Vol. 50　No. 6　p. 1250-1254　2009/05　Research paper (scientific journal)

Wettability of Some Refractory Materials by Molten SiO2-MnO-TiO2-FeOx Slag

P.Shen, H.Fujii, K.Nogi

Materials Chemistry and Physics　Vol. 114　p. 681-686　2009/04　Research paper (scientific journal)

Nanostructured Tool Steel Fabricated by Combination of Laser Melting and Friction Stir Processing

Y.Morisada, H.Fujii, T.Mizuno, G.Abe, T.Nagaoka, M.Fukuzumi

Materials Science and Engineering A　Vol. A505　p. 157-162　2009/04　Research paper (scientific journal)

Friction Stir Welding of Hypereutectoid Steel (SK5) below Eutectoid Temperature

Y.D.Chung, H.Fujii, R.Ueji, K.Nogi

Science and Technology of Welding and Joining　Vol. 14　No. 3　p. 233-238　2009/04　Research paper (scientific journal)

Friction stir processing of 316L stainless steel plate

Y. C. Chen, H. Fujii, T. Tsumura, Y. Kitagawa, K. Nakata, K. Ikeuchi, K. Matsubayashi, Y. Michishita, Y. Fujiya, J. Katoh

Science and Technology of Welding and Joining　Vol. 14　No. 3　p. 197-201　2009/04　Research paper (scientific journal)

Evaluation of Grain Refinement and Mechanical Property on Friction Stir Welded Inconel 600

Kuk Hyun Song, Hidetoshi Fujii, Kazuhiro Nakata

Materials Transactions　Vol. 50　No. 4　p. 832-836　2009/04　Research paper (scientific journal)

Five times Faster Arc Welding, Reversal of Convection by Oxygen

Hidetoshi Fujii

Nikkei Automotive Technology　Vol. 2009　No. 3　p. 118-123　2009/03

Arc Ignitability, Bead Protection and Weld Shape Variations for He-Ar-O2 Shielded GTA Welding on SUS304 Stainless Steel

Shangping Lu, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Processing Technology　Vol. 209　p. 1231-1239　2009/03　Research paper (scientific journal)

Modification of nitrided structure by friction stir processing

morisada yoshiaki, fujii hidetoshi, mizuno tadashi, abe genryu, nagaoka toru, fukusumi masao

Preprints of the National Meeting of JWS　Vol. 2009　p. 324-324　2009

Development of friction stir welding (FSW) of high strength steel sheet

Muneo Matsushita, Yasushi Kitani, Rinsei Ikeda, Moriaki Ono, Hidetoshi Fujii, Young-Dong Chung

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 27　No. 4　p. 360-370　2009　Research paper (scientific journal)

High speed-high quality friction stir welding of austenitic stainless steel

Takeshi Ishikawa, Hidetoshi Fujii, Kazuo Genchi, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

ISIJ International　Vol. 49　No. 6　p. 897-901　2009　Research paper (scientific journal)

Microstructures of Stir Zones of Friction Stir Welded Joints

Hidetoshi Fujii

Ferrum　Vol. 14　No. 1　p. 27-27　2009/01

Improvement of efficiency in friction stir welding of austenitic stainless steel

Tokyu car technical review　Vol. 58　No. 58　p. 8-11　2008/12

High Corrosion Resistance on Friction Stir Welding of Austenic Stainless Steel

Takeshi Ishikawa, Hidetoshi Fujii, Kazuo Genchi, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Tokyu car technical review　Vol. 58　No. 58　p. 2-7　2008/12

Friction Stir Welding of Steels

Hidetoshi Fujii

Journal of the Japan Welding Society　Vol. 77　No. 8　p. 731-744　2008/12

Surface Hardening of Cast Irons by Friction Stir Processing

Hidetoshi Fujii, Yasufumi Yamaguchi, Soji Kiguchi, Kiyoshi Nogi

Materials Transactions　Vol. 49　No. 12　p. 2837-2843　2008/12　Research paper (scientific journal)

Development of Advanced A-TIG (AA-TIG) Welding Method by Control of Marangoni Convection

Hidetoshi Fujii, Toyoyuki Sato, Shanping Lu, Kiyoshi Nogi

Materials Science and Engineering A　Vol. 495　p. 296-303　2008/11　Research paper (scientific journal)

High Quality-High Speed Friction Stir Welding of 304 Austenic Stainless Steel

Takeshi Ishikawa, Hidetoshi Fujii, Kazuo Genchi, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Tetsu-to-Hagane　Vol. 94　No. 11　p. 539-544　2008/11　Research paper (scientific journal)

Friction Stir Welding of Steels

Hidetoshi Fujii

Kinzoku　Vol. 78　No. 10　p. 4-9　2008/10

Friction Stir Welding of Ti Alloys

Hidetoshi Fujii

Titanium　Vol. 56　No. 10　p. 261-265　2008/10　Research paper (scientific journal)

Mechanical Properties of Friction Stir Welded Carbon Steel Joints -Friction Stir Welding with and without Transformation

Hidetoshi Fujii, Ling Cui, Kazuhiro Nakata, Kiyoshi Nogi

Welding in the World　Vol. 52　No. 9/10/2020　p. 75-81　2008/10　Research paper (scientific journal)

Effect of Oxygen Content in He-O2 Shielding Gas on Weld Shape for Ultra Deep Penetration TIG

FUJII Hidetoshi, LU Shanping, SATO Toyoyuki, NOGI Kiyoshi

Trans. JWRI　Vol. 37　No. 1　p. 19-26　2008/09　Research paper (bulletin of university, research institution)

Marangoni Convection and Weld Shape Variations in He-CO2 Shielded Gas Tungsten Arc Welding on SUS304 Stainless Steel

Shangping Lu, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science　Vol. 43　p. 4583-4591　2008/07　Research paper (scientific journal)

Hybrid Friction Stir Welding of Carbon Steel

Hidetoshi Fujii, Takahiro Tatsuno, Takuya Tsumura, Manabu Tanaka, Kazuhiro Nakata

Materials Science Forum　Vol. 580-582　p. 393-396　2008/06　Research paper (scientific journal)

Surface Modification of Cast Iron by Friction Stir Processing

Yasufumi Yamaguchi, Hidetoshi Fujii, Shoji Kiguchi, Kiyoshi Nogi

Proc.10th Asian Foundry Cong.　Vol. 10　p. 571-575　2008/05　Research paper (international conference proceedings)

Friction Stir Welding of Thermohydrogen Processed Titanium Alloy

Huijie Liu, L.Zhou, P.Liu, Hidetoshi Fujii

Proc. 7th Int. FSW Symp.　Vol. 7　p. P1-1-P1-7　2008/05　Research paper (international conference proceedings)

High-Speed and High Quality Friction Stir Welding of Austenitic Stainless Steel

Takeshi Ishikawa, Hidetoshi Fujii, Kazuo Genchi, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Proc. 7th Int. FSW Symp.　Vol. 7　p. 3B-3-1-3B-3-7　2008/05　Research paper (international conference proceedings)

Magnesium Alloy Based Surface Composite Fabricated by Friction Stir Processing

Yoshiaki Morisada, Hidetoshi Fujii, Takashi Nagaoka, Masao Fukuzumi

Proc. 7th Int. FSW Symp.　Vol. 7　p. P11-1-P11-4　2008/05　Research paper (international conference proceedings)

Laser Assisted Hybrid-Friction Stir Welding of Carbon Steel

Hidetoshi Fujii, Takahiro Tatsuno, Takuya Tsumura, Rintaro Ueji, Kazuhiro Nakata, Kiyoshi Nogi

Proc. 7th Int. FSW Symp.　Vol. 7　p. 6B-2-1-6B-2-7　2008/05　Research paper (international conference proceedings)

Porosity Formation in FSW Weld by Post Arc Welding and Two Methods for Suppression

Hidetoshi Fujii, Kouki Kitamura, Masayoshi Kamai, Taihei Matsumoto, Kiyoshi Nogi

Proc. 7th Int. FSW Symp.　Vol. 7　p. 10A-3-1-10A-3-6　2008/05　Research paper (international conference proceedings)

Preparation of nano-sized Pt metal particles byphoto-assisted deposition (PAD) on transparent Ti-containing mesoporous silica thin film

Kohsuke Mori, Makoto Shimada, Yuu Horiuchi, Tetsutaro Ohmichi, Norikazu Nishiyama, Hidetoshi Fujii, Hiromi Yamashita

Research on Chemical Intermediates　Vol. 34　No. 5-7　p. 495-505　2008/05/01　Research paper (scientific journal)

Nanocomposites fabricated by the friction stir process

Y. Morisada, H. Fujii

Welding International　Vol. 22　No. 1　p. 11-15　2008/01/01　Research paper (scientific journal)

Ultrasonic Arc Welding of Blowhole Free Joints

Hidetoshi Fujii, Taihei Matsumoto, Masayoshi Kamai, Kouki Kitamura, Kiyoshi Nogi, Tomoyuki Ueyama

Welding Technology Guide Book　Vol. 6　p. 137-140　2008/01

Development of Shielding Gas for GTA Welding with Ultra Deep Penetration

Toshimitsu Ochiai, Toyoyuki Sato, Hidetoshi Fujii

Welding Technology Guide Book　Vol. 6　p. 82-85　2008/01

Laser Hybrid Friction Stir Welding of Steel

Hidetoshi Fujii, Kazuhiro Nakata, Kiyoshi Nogi

Welding Technology　Vol. 55　No. 1　p. 122-125　2008/01

Surface Modification of Cast Iron by Friction Stir Process

Yasufumi Yamaguchi, Hidetoshi Fujii, Shoji Kiguchi, Kiyoshi Nogi

Journal of Japan Foundry Society　Vol. 80　No. 1　p. 15-21　2008/01　Research paper (scientific journal)

Improvement of Joint Efficiency in High-Speed Friction Stir Welding of Austenitic Stainless Steel

Takeshi Ishikawa, Hidetoshi Fujii, Genchi Kazuo, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Tech. R. Tokyu Car Co Ltd.　Vol. 57　No. 57　p. 16-21　2007/12

Laser Assisted Friction Stir Welding of Carbon Steel

Hidetoshi Fujii, Takahiro Tatsuno, Manabu Tanaka, Kazuhiro Nakata, Kiyoshi Nogi

Proc. of the 69th Laser Materials Processing Conference　Vol. 69　p. 143-147　2007/12　Research paper (conference, symposium, etc.)

Effect of oxygen content in He-O2 shielding gas on weld shape in ultra deep penetration TIG

S. P. Lu, H. Fujii, K. Nogi, T. Sato

Science and Technology of Welding and Joining　Vol. 12　No. 8　p. 689-695　2007/11　Research paper (scientific journal)

FSWプロセスの展開

藤井 英俊

第200回溶接法研究委員会　Vol. SW-3173-07　p. 53-62　2007/11

Wettability of R(0112) Single Crystalline and Polycrystalline a-Al2O3 Substrates by Al-Si Alloys over Wide Composition and Temperature Ranges

Ping Shen, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science　Vol. 41　p. 7159-7164　2007/11　Research paper (scientific journal)

New Metal Matrix Composite with Fullerene Dispersion Fabricated by Friction Stir Processing

Yoshiaki Morisada, Hidetoshi Fujii

Journal of Japan Light Metals　Vol. 57　No. 11　p. 524-528　2007/11　Research paper (scientific journal)

Recent Trends in Friction Stir Welding of Steels

Hidetoshi Fujii

Journal of Japan Light Metals　Vol. 57　No. 11　p. 499-505　2007/11

Fullerene/A5083 composites fabricated by material flow during friction stir processing

Y. Morisada, H. Fujii, T. Nagaoka, K. Nogi, M. Fukusumi

Composites Part A: Applied Science and Manufacturing　Vol. 38　No. 10　p. 2097-2101　2007/10　Research paper (scientific journal)

Effect of grain size on tensile properties of TWIP steel

Rintaro Ueji, Noriyuki Tsuchida, Hidetoshi Fujii, Daisuke Kondo, Kazutoshi Kunishige

Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals　Vol. 71　No. 9　p. 815-821　2007/09　Research paper (scientific journal)

Time dependant weld shape in Ar-O-2 shielded stationary GTA welding

Shanping Lu, Dianzhong Li, Hidetoshi Fujii, Kiyoshi Nogi

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY　Vol. 23　No. 5　p. 650-654　2007/09　Research paper (scientific journal)

Friction Stir Welding of Dissimilar Metals -Copper/Aluminum and Steel/Aluminum Butt Joint-

Yutaka Komatsu, Hidetoshi Fujii

Research Reports of Nagano Prefecture General Industrial Technology Center　Vol. 2　No. 2　p. M21-M24　2007/08

Welding of High Carbon Steel without Transformation

Hidetoshi Fujii, Ling Cui, Kiyoshi Nogi

Key Engineering Materials　Vol. 345　p. 1411-1415　2007/08　Research paper (scientific journal)

Mechanical Properties of Friction Stir Welded Carbon Steel Joints -Friction Stir Welding with and without Transformation

Hidetoshi Fujii, Ling Cui, Kazuhiro Nakata, Kiyoshi Nogi

International Institute of Welding　Vol. III-1453-07　p. 1-11　2007/07　Research paper (international conference proceedings)

Mechanical Properties of Friction-Stir Welded Titanium Joint

Hidetoshi Fujii, Hideaki Kato, Kazuhiro Nakata, Kiyoshi Nogi

Characterization and Control of Interfaces for High Quality Advanced Materials II: Ceramic Transactions　Vol. 198　p. 51-56　2007/07　Research paper (scientific journal)

Effect of Temperature and Surface Roughness on the Wettability of Boron Nitride by Molten Al

Ping Shen, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science　Vol. 42　p. 3564-3568　2007/05　Research paper (scientific journal)

Friction stir welding of a high carbon steel

Ling Cui, Hidetoshi Fujii, Nobuhiro Tsuji, Kiyoshi Nogi

Scripta Materialia　Vol. 56　No. 7　p. 637-640　2007/04　Research paper (scientific journal)

Effect of Oxygen Content in He-O2 Shielding Gas on Weld Shape in Ultra-deep Penetration TIG Welding

Shanping Lu, Hidetoshi Fujii, Kiyoshi Nogi, Toyoyuki Sato

Quarterly Journal of the Japan Welding Society　Vol. 25　No. 1　p. 196-202　2007/03　Research paper (scientific journal)

Recent Trends in Friction Stir Welding

Hidetoshi Fujii

J. Light Metal Welding and Construction　Vol. 45　No. 3　p. 102-110　2007/03

Effect of Four Driving Forces (Plasma Stream, Electromagnetic Force, Surface Tension and Buoyancy) on Convection in Molten Pool

Hidetoshi Fujii, Kiyoshi Nogi

J. Plasma Fusion Res.　Vol. 83　No. 2　p. 157-160　2007/02　Research paper (scientific journal)

Nanocomposites Fabricated by FSP

Yoshiaki Morisada, Hidetoshi Fujii

Yosetsu Gakkai Shi/Journal of the Japan Welding Society　Vol. 76　No. 3　p. 176-180　2007　Research paper (scientific journal)

Transformation in stir zone of friction stir welded carbon steels with different carbon contents

Ling Cui, Hidetoshi Fujii, Nobuhiro Tsuji, Kazuhiro Nakata, Kiyoshi Nogi, Rinsei Ikeda, Muneo Matsushita

ISIJ International　Vol. 47　No. 2　p. 299-306　2007　Research paper (scientific journal)

Development of Ultrasonic Arc Welding to Decrease Porosity

Hidetoshi Fujii, Taihei Matsumoto, Masayoshi Kamai, Kiyoshi Nogi, Tomoyuki Ueyama

Welding Technology　Vol. 54　p. 64-69　2007/01

High Speed Friction Stir Welding of SUS304

Takeshi Ishikawa, Hidetoshi Fujii, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Tech. R. Tokyu Car Co Ltd.　Vol. 56　No. 56　p. 2-9　2006/12

Nanocrystallized magnesium alloy - uniform dispersion of C60 molecules

Y. Morisada, H. Fujii, T. Nagaoka, M. Fukusumi

Scripta Materialia　Vol. 55　No. 11　p. 1067-1070　2006/12　Research paper (scientific journal)

Wettability of TiAlN Films by Molten Aluminum

Ping Shen, Masateru Nose, Hidetoshi Fujii, Kiyoshi Nogi

Thin Solid Films　Vol. 515　p. 2009-2014　2006/12　Research paper (scientific journal)

Effect of welding parameters on microstructure in the stir zone of FSW joints of aluminum die casting alloy

Y. G. Kim, H. Fujii, T. Tsumura, T. Komazaki, K. Nakata

Materials Letters　Vol. 60　No. 29-30　p. 3830-3837　2006/12　Research paper (scientific journal)

Ultra-deep penetration TIG welding with oxidizing Gas

Toyoyuki Sato, Toshimitsu Ochiai, Hidetoshi Fujii

Welding Technology　Vol. 54　No. 11　p. 65-70　2006/11

Effect of friction stir processing with SiC particles on microstructure and hardness of AZ31

Y. Morisada, H. Fujii, T. Nagaoka, M. Fukusumi

Materials Science and Engineering A　Vol. 433　No. 1-2　p. 50-54　2006/10/15　Research paper (scientific journal)

Mechanical Properties of Friction Stir Welded Carbon Steel Joints -Friction Stir Welding with Transformation

Ling Cui, Hidetoshi Fujii, Nobuhiro Tsuji, Kazuhiro Nakata, Kiyoshi Nogi

Proc. 6th Int Symp. FSW　Vol. 6　p. 10A-1-1-10A-1-13　2006/10　Research paper (international conference proceedings)

High Speed Friction Stir Welding of 304 Stainless Steel

Takeshi Ishikawa, Hidetoshi Fujii, Shunichi Iwaki, Shigeki Matsuoka, Kiyoshi Nogi

Proc. 6th Int Symp. FSW　Vol. 6　p. 2A-4-1-2A-4-9　2006/10　Research paper (international conference proceedings)

Friction Stir Welding of High-Temperature Materials (Mo, Ti)

Hidetoshi Fujii, Hideaki Kato, Kazuhiro Nakata, Kiyoshi Nogi

Proc. 6th Int Symp. FSW　Vol. 6　p. 2A-2-1-2A-2-7　2006/10　Research paper (international conference proceedings)

Friction Stir Welding System without end hole -Development of Self-reacting Friction Stir Welding Equipment-

Hidetoshi Fujii, Kazuhiro Nakata

Welding Technology　Vol. 54　No. 10　p. 68-72　2006/10

Friction Stir Welding of Ultrafine Grained IF and Carbon Steels

Hidetoshi Fujii, Rintaro Ueji, Ling Cui, Kazuhiro Nakata, Kiyoshi Nogi

Transaction of JWRI　Vol. 35　No. 1　p. 47-52　2006/09　Research paper (bulletin of university, research institution)

Development of Friction Stir Welding System -Hybrid Self-reacting Friction Stir Welding Equipment-

Hidetoshi Fujii, Kazuhiro Nakata

Press Technology　Vol. 44　No. 11　p. 110-113　2006/09

Improvement of Mechanical Properties and Structure of ADC12 Die Casting Alloy by Multi-pass Friction Stir Processing

Young-Gon Kim, Hidetoshi Fujii, Takuya Tsumura, Tooru Komazaki, Kazuhiro Nakata

Journal of Japan Foundry Engineering Society　Vol. 78　No. 9　p. 451-456　2006/09　Research paper (scientific journal)

Development of Ultrasonic Wave TIG Welding Method

Taihei Matsumoto, Hidetoshi Fujii, Kouki Kitamura, Masayoshi Kamai, Kiyoshi Nogi

59th Annual Assembly of Int. Inst. Welding (IIW)　2006/08　Research paper (international conference proceedings)

Effect of Shielding Gas on Penetration Shape in Double Shielded GTA Welding -Development of Shielding Gas for GTA Welding with Ultra Deep Penetration-

Toyoyuki Sato, Toshimitsu Ochiai, Hidetoshi Fujii, Shangping Lu, Kiyoshi Nogi

59th Annual Assembly of Int. Inst. Welding (IIW)　2006/08　Research paper (international conference proceedings)

Friction Stir Welding of Interstitial Free and Carbon Steels

Kiyoshi Nogi, Ling Cui, Hidetoshi Fujii

Proc. 3rd Int. Conf. Adv. Structural Steel　p. 710-715　2006/08　Research paper (international conference proceedings)

Friction Stir Welding of Carbon Steels

Hidetoshi Fujii, Ling Cui, Nobuhiro Tsuji, Masakatsu Maeda, Kazuhiro Nakata, Kiyoshi Nogi

Materials Science and Engineering A　Vol. 429　p. 50-57　2006/08　Research paper (scientific journal)

Friction Stir Welding of Inconel alloy 600

Fuxing Ye, Hidetoshi Fujii, Takuya Tsumura, Kazuhiro Nakata

Journal of Materials Science　Vol. 41　No. 16　p. 5376-5379　2006/08　Research paper (scientific journal)

Improvement of mechanical properties of aluminum die casting alloy by multi-pass friction stir processing

K.Nakata, Y.G.Kim, H.Fujii, T.Tsumura, T.Komazaki

Materials Science and Engineering A　Vol. 437　p. 274-280　2006/07　Research paper (scientific journal)

Improvement of mechanical properties and structure of ADC12 die casting alloy by multi-pass friction stir processing

Yongon Kim, Hidetoshi Fujii, Takuya Tsumura, Tooru Komazaki, Kazuhiro Nakata

Proc.10th High Density Energy Research Seminar,The Korean Welding Soc.,　p. 9-20　2006/07　Research paper (international conference proceedings)

Joint properties of friction stir welded austenitic stainless steels

Takeshi Ishikawa, Hidetoshi Fujii, Kazuo Genchi, Ling Cui, Shigeki Matsuoka, Kiyoshi Nogi

Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society　Vol. 24　No. 2　p. 174-180　2006/05　Research paper (scientific journal)

Friction Stir Welding of Ultrafine Grained Plain Low-Carbon Steel Formed by the Martensite Process

R.Ueji, H.Fujii, L.Cui, A.Nishioka, K.Kunishige, K.Nogi

Materials Science and Engineering A　Vol. 423　p. 324-330　2006/05　Research paper (scientific journal)

Effect of welding parameters on GTA weld shape for pure iron plate under Ar-O-2 mixed shielding

Shanping Lu, H. Fujii, K. Nogi

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY　Vol. 22　No. 3　p. 359-366　2006/05　Research paper (scientific journal)

Anode heat transfer in TIG welding and its effect on the cross-sectional area of weld penetration

M. Tanaka, H. Terasaki, H. Fujii, M. Ushio, R. Narita, K. Kobayashi

Welding International　Vol. 20　No. 4　p. 268-274　2006/04

302 Ultrasonic TIG Welding of Cast alloys

FUJII Hidetoshi, KITAMURA Kouki, MATSUMOTO Taihei, KAMAI Masayoshi, NOGI Kiyoshi, UEYAMA Tomoyuki

Pre-Prints of the National Meeting of JWS　No. 78　p. 124-125　2006/03/23

303 Effect of Shielding Gas on Penetration Shape in Double Shielded GTA Welding : Development of Shielding Gas for AA-TIG Welding

OCHIAI Toshimitsu, SATOH Toyoyuki, FUJII Hidetoshi, LU Shanping, NOGI Kiyoshi

Pre-Prints of the National Meeting of JWS　No. 78　p. 126-127　2006/03/23

MWCNTs/AZ31 surface composites fabricated by friction stir processing

Y. Morisada, H. Fujii, T. Nagaoka, M. Fukusumi

Materials Science and Engineering A　Vol. 419　No. 1-2　p. 344-348　2006/03/15　Research paper (scientific journal)

Characteristics of Friction Stir Welding

H.Fujii

Trans. Jpn. Soc. Naval Architects and Ocean Eng.　Vol. 5　No. 3　p. 41-46　2006/03

Wettability of Polycrystalline Rutite TiO2 by Molten Al in Different Atmospheres

Ping SHEN, Hidetoshi FUJII, Kiyoshi NOGI

Acta Materialia　Vol. 54　p. 1559-1569　2006/03　Research paper (scientific journal)

Effect of Tool Shape on Mechanical Properties and Microstructure of Friction Stir Welded Aluminum Alloys

Hidetoshi FUJII, Ling CUI, Masakatsu MAEDA, Kiyoshi NOGI

Materials Science and Engineering A　Vol. 419　p. 25-31　2006/03　Research paper (scientific journal)

Surface Tension of Molten Silicon Measured by Microgravity Oscillating Drop Method and Improved Sessile Drop Method

Hidetoshi FUJII, Taihei MATSUMOTO, Shun IZUTANI, Shoji KIGUCHI, Kiyoshi NOGI

Acta Materialia　Vol. 54　p. 1221-1225　2006/03　Research paper (scientific journal)

Laser pressure welding of Al alloy and low C steel

K Nishimoto, H Fujii, S Katayama

SCIENCE AND TECHNOLOGY OF WELDING AND JOINING　Vol. 11　No. 2　p. 224-231　2006/03　Research paper (scientific journal)

Photo-induced super-hydrophilic property and photocatalysis on transparent Ti-containing mesoporous silica thin films

Hiromi Yamashita, Shinichiro Nishio, Iwao Katayama, Norikazu Nishiyama, Hidetoshi Fujii

Catalysis Today　Vol. 111　No. 3-4　p. 254-258　2006/02/15　Research paper (international conference proceedings)

Evaluation of Unusual Change in Contact Angle between MgO and Molten Magnesium

Hidetoshi FUJII, Shun IZUTANI, Taihei MATSUMOTO, Shoji KIGUCHI, Kiyoshi NOGI

Materials Science and Engineering A　Vol. 417　p. 99-103　2006/02　Research paper (scientific journal)

Marangoni Convection and Gas Tungsten Arc Weld Shape Variations on Pure Iron Plates

Shanping LU, Hidetoshi FUJII, Kiyoshi NOGI

ISIJ International　Vol. 46　No. 2　p. 276-280　2006/02　Research paper (scientific journal)

Photo-induced Super-hydrophillic Property and Photocatalysis on Ti-coating Mesoporous Silica Thin Films

S.Nishio, T.Tanaka, H.Tada, N.Nishiyama, H.Fujii, T.Ohmichi, I.Katayama, H.Yamashita

Studies Surf. Sci. Catalysis　Vol. 158　p. 1605-1612　2006/01　Research paper (scientific journal)

Three Defect Types in Friction Stir Welding of Aluminum Die Casting Alloy

Young Gon KIM, Hidetoshi FUJII, Takuya TSUMURA, Toru KOMAZAKI, Kazuhiro NAKATA

Materials Science and Engineering A　Vol. 415　p. 250-254　2006/01　Research paper (scientific journal)

Friction Stir Welding of Ultrafine Grained Interstitial Free Steels

Hidetoshi FUJII, Rintaro UEJI, Yutaka TAKADA, Hiromoto KITAHARA, Nobuhiro TSUJI, Kazuhiro NAKATA, Kiyoshi NOGI

Materials Transactions　Vol. 47　No. 1　p. 239-242　2006/01　Research paper (scientific journal)

Estimation of Material Flow in Stir Zone during Friction Stir Welding by Distribution Measurement of Si Particles

Hidetoshi FUJII, Young Gon KIM, Takuya TSUMURA, Toru KOMAZAKI, Kazuhiro NAKATA

Materials Transactions　Vol. 47　No. 1　p. 224-232　2006/01　Research paper (scientific journal)

Convection in Weld Pool under Microgravity and Terrestrial Conditions

Hidetoshi FUJII, Nobuyoshi SOGABE, Kiyoshi NOGI

Materials Science Forum　Vol. 512　p. 301-304　2006/01　Research paper (scientific journal)

Effect of Threads on Tool in Friction Stir Welding of Aluminum Alloys

Hidetoshi FUJII, Ling CUI, Masakatsu MAEDA, Yutaka S SATO, Kiyoshi NOGI

Materials Science Forum　Vol. 512　p. 389-394　2006/01　Research paper (scientific journal)

Friction Stir Welding of Thin Austenic Stainless Steel Plate

Takeshi ISHIKAWA, Hidetoshi FUJII, Kazuo GENCHI, Ling CUI, Shigeki MATSUOKA

Technical Reports of Tokyu Car Co.　Vol. 55　No. 55　p. 25-33　2005/12

Recent trends in Friction Stir Welding of Steel

Hidetoshi FUJII

Welding Technology　Vol. 53　No. 12　p. 60-67　2005/12

Friction Stir Welding of Ultrafine Grained Steels

Hidetoshi FUJII, Kazuhiro NAKATA, Kiyoshi NOGI

Proc. Indian National Welding Seminar　p. 28-32　2005/10　Research paper (international conference proceedings)

Anode Heat Transfer in TIG Arc and Its Effect on Weld Penetration

Manabu Tanaka, Hidenori Terasaki, Ryuichi Narita, Kazuyuki Kobayashi, Hidetoshi Fujii, Masao Ushio

Quarterly J. Japan Welding Soc.　Vol. 23　No. 3　p. 398-404　2005/08　Research paper (scientific journal)

Wear Characteristics of a WC-Co Tool in Friction Stir Welding of AC4A+30vol%SiCp Composite

H.J.Liu, J.C.Feng, Hidetoshi Fujii, Kiyoshi Nogi

International Journal of Machine Tools and Manufacture　Vol. 45　p. 1635-1639　2005/07　Research paper (scientific journal)

Progress in Friction Stir Welding

H.FUJII

Vol. 74　No. 5　p. 350-352　2005/07

Recent Trends in Friction Stir Welding

H.FUJII

Journal of Light Metal Welding and Construction　Vol. 43　No. 7　p. 325-332　2005/07

Effect of Welding Parameters on Microstructure of ADC12 FSW Joints

Y.G.KIM, H.FUJII, T.TSUMURA, T.KOMAZAKI, K.NAKATA

Proc. 2nd Japan-Korea Workshop for Young Foundry Engineers　p. 179-180　2005/07　Research paper (international conference proceedings)

Rupture Locations of Friction Stir Welded Joints of AA2017-T351 and AA6061-T6 Aluminum Alloys

H.J.Liu, J.C.Feng, Hidetoshi Fujii, Masakatsu Maeda, Kiyoshi Nogi

Transaction of Nonferrous Metals Society　Vol. 15　No. 3　p. 515-518　2005/06　Research paper (scientific journal)

Friction Stir Welding Characteristics of 2017-T351 Aluminum Alloy Sheet

Huijie Liu, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science　Vol. 40　p. 3297-3299　2005/06　Research paper (scientific journal)

Mechanical Properties of Friction Stir Welds of Ultrafine Grained Steel and Other Materials

H.FUJII, L.CUI, N.TSUJI, R.UEJI, K.NAKATA, K.NOGI

Reviewed Proc. 15th Int. Offshore and Polar Engineering Conf.　p. 22-26　2005/06　Research paper (international conference proceedings)

Surface tension of molten stainless steels under plasma conditions

Taihei Matsumoto, Teruhiko Misono, Hidetoshi Fujii, Kiyoshi Nogi

Journal of Materials Science　Vol. 40　p. 2197-2200　2005/05　Research paper (scientific journal)

Friction Stir Weldabilities of AA1050-H24 and AA6061-T6 Aluminum Alloys

Huijie Liu, Hidetoshi Fujii, Masakatsu Maeda, Kiyoshi Nogi

Journal of Materials Science and Technology　Vol. 21　No. 3　p. 415-418　2005/05　Research paper (scientific journal)

Temperature Field in the Vicinity of FSW-Tool during Friction Stir Welding of Aluminum Alloys

M.Maeda, H.Liu, H.Fujii, T.Shibayanagi

Welding in the World　Vol. 49　No. 3　p. 69-75　2005/04　Research paper (scientific journal)

Suface Orientation and Wetting Phenomena in Si/a-Alumina System at 1723K

P.SHEN, H.FUJII, T.MATSUMOTO, K.NOGI

Journal of American Ceramic Society　Vol. 88　No. 4　p. 912-917　2005/04　Research paper (scientific journal)

Effect of Substrate Surface Orientation on the Wettability and Adhesion of a-Al2O3 Single Crystals by Molten Cu

P.SHEN, H.FUJII, K.NOGI

Journal of Materials Research　Vol. 20　No. 4　p. 940-951　2005/04　Research paper (scientific journal)

摩擦攪拌接合の基礎

藤井 英俊

FSWシンポジウム「摩擦攪拌接合の基礎と応用」　p. 1-9　2005/04

Effects of CO2 shielding gas additions and welding speed on GTA weld shape

S.LU, H.FUJII, K.NOGI

Journal of Materials Science　Vol. 40　p. 2481-2485　2005/04　Research paper (scientific journal)

Influence of substrate crystallographic orientation on the wettability and adhesion of alfa-Al2O3 signal crystals by liquid AL and Cu

P.SHEN, H.FUJII, T.MATSUMOTO, K.NOGI

Journal of Materials Science　Vol. 40　p. 2329-2333　2005/04　Research paper (scientific journal)

A new method for simultaneous measurement of surface tension and viscosity

H.FUJII, T.MATSUMOTO, T.UEDA, K.NOGI

Journal of Materials Science　Vol. 40　p. 2161-2166　2005/04　Research paper (scientific journal)

Wetting, adhesion and diffusion in Cu-Al/SiO2 system at 1473K

Ping SHEN, Hidetoshi FUJII, Kiyoshi NOGI

Scripta Materialia　Vol. 52　p. 1259-1263　2005/04　Research paper (scientific journal)

A-TIG Mechanism and AA-TIG

H.FUJII

Journal of the Japan Welding Society　Vol. 74　No. 3　p. 24-29　2005/04

303 Effect of tool geometry on mechanical properties of friction stir welded joints

Fujii Hidetoshi, Maeda Masakatsu, Nogi Kiyoshi, Cui Ling

Pre-Prints of the National Meeting of JWS　No. 76　p. 100-101　2005/03/22

307 Joint characteristics of friction stir welded stainless steel

Ishikawa Takeshi, Genchi Kazuo, Matsuoka Shigeki, Fujii Hidetoshi, Cui Ling, Nogi Kiyoshi

Pre-Prints of the National Meeting of JWS　No. 76　p. 108-109　2005/03/22

Physical Property Measurement of Liquid Metal

K.NOGI, H.FUJII, T.MATSUMOTO

Ferrum　Vol. 10　p. 26-27　2005/03

Measurement of Surface Tension of Molten Copper Using the Free-Fall Oscillating Drop Method

Taihei Matsumoto, Hidetoshi Fujii, Takaharu Ueda, Masayoshi Kamai, Kiyoshi Nogi

Measurement Science and Technology　Vol. 16　p. 432-437　2005/01　Research paper (scientific journal)

Influence of Welding Parameters and Shielding Gas Composition on GTA Weld Shape

Shanping LU, Hidetoshi FUJII, Kiyoshi NOGI

ISIJ Int.　Vol. 45　p. 66-70　2005/01　Research paper (scientific journal)

Intrinsic wettability and wetting dynamics in the Al/alpha-Al2O3 system

P Shen, H Fujii, T Matsumoto, K Nogi

CHARACTERIZATION AND CONTROL OF INTERFACES FOR HIGH QUALITY ADVANCED MATERIALS　Vol. 146　p. 113-119　2005　Research paper (international conference proceedings)

Bubble Formation in Aluminium Alloy during Electron Beam Welding

Hidetoshi FUJII, Hideyuki UMAKOSHI, Yasuhiro AOKI, Kiyoshi NOGI

J. Mater. Proc. Tech.　Vol. 155　p. 1252-1255　2004/12　Research paper (scientific journal)

Effect of Substrate Crystallographic Orientation on Wettability and Adhesion in Several Representative Systems

Ping SHEN, Hidetoshi FUJII, Kiyoshi NOGI

J. Mater. Proc. Tech.　Vol. 155　p. 1256-1260　2004/12　Research paper (scientific journal)

The Effect of Minor Elements in Argon Shielding Gas on Convection in a Molten Weld Pool

Hidetoshi FUJII, Yasuyuki MORIKAWA, Masayoshi KAMAI, Kiyoshi NOGI

Ceram. Trans.　Vol. 146　p. 145-152　2004/11　Research paper (scientific journal)

A Reappraisal of the Intrinsic Wettability and Wetting Mechanism in Al/ a-Al2O3 System

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyosni NOGI

Ceram. Trans.　Vol. 146　p. 113-119　2004/11　Research paper (scientific journal)

Critical Factors Affecting the Wettability of a-Al2O3 by Molten Al

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

J. Amer. Ceram.　Vol. 87　p. 2151-2159　2004/11　Research paper (scientific journal)

Surface Tension of 304 Stainless Steels under Plasma Conditions

Hidetoshi FUJII, Teruhiko MISONO, Taihei MATSUMOTO, Kiyoshi NOGI

Ceram. Trans.　Vol. 146　p. 137-143　2004/11　Research paper (scientific journal)

Tensile Properties of Friction Stir Welded Thin-Sheet of 1050-H24 Aluminum Alloy

Huijie LIU, Hidetoshi FUJII, Kiyosni NOGI

Ceram. Trans.　Vol. 146　p. 129-135　2004/11　Research paper (scientific journal)

Welding Pool Convection under Microgravity and Effect of Marangoni Convection on Weld Shape

Hidetoshi FUJII, Shaping LU, Kiyosni NOGI

Proc. Int. Forum Welding Tech. in Aviation and Space Industries　p. 75-87　2004/11　Research paper (international conference proceedings)

YAG laser face joining technology of A6061 aluminium and SPCC plates

K Nishimoto, T Maruo, M Oumi, N Sei, H Fujii

APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING　Vol. 79　No. 4-6　p. 1513-1515　2004/09　Research paper (scientific journal)

Effects of Surface Atomic Stracture on the Wettability and Adhesion of Ceramics by Liquid Metals

K. Nogi, P. Shen, H. Fujii, T. Matsumoto

Nano-Interface, Mechanics Workshop　2004/09　Research paper (international conference proceedings)

Marangoni Convection in Weld-Pool in CO2-Ar-Shielding Gas Thermal Arc Welding

Shanping LU, Hidetoshi FUJII, Kiyosni NOGI

Metall. Mater. Trans.　Vol. 35A　p. 2861-2867　2004/09　Research paper (scientific journal)

Friction Stir Welding of Ultrafine Grained Materials

Hidetoshi FUJII, Yutaka TAKADA, Nobuhiro TSUJI, Kiyosni NOGI

Proc. 5th Int. Symp. Friction Stir Welding, Metz　p. 4B-2-1-4B-2-7　2004/09　Research paper (international conference proceedings)

Wear Behavior of Hard Alloy Tools in the Friction Stir Welding of of AC4A+30vol%SiCp Aluminum Matrix Composite

Huijie LIU, Hidetoshi FUJII, Kiyoshi NOGI

Proc. 5th Int. Symp. Friction Stir Welding, Metz　p. 3A-1-1-3A-1-6　2004/09　Research paper (international conference proceedings)

Recent Trend in Friction Stir Welding Technology

Hidetoshi FUJII

Symposium by the Japan Light Metal Welding and Construction Assocation Inc. on Properties of Frcition Stir Welded Aluminum Alloys Joints　p. 64-69　2004/09

Growth kinetics of reaction layers formed during diffusion bonding of SiC ceramic to TiAl alloy

H. J. Liu, J. C. Feng, H. Fujii, K. Nogi

Materials Science and Technology　Vol. 20　No. 8　p. 1069-1072　2004/08　Research paper (scientific journal)

Sensitivity of Marangoni Convection and Weld Shape Variations to Welding Parameters in O2-Ar Shielded GTA Welding

Shanping LU, Hidetoshi FUJII, Kiyoshi NOGI

Scripta Materialia　Vol. 51　p. 271-277　2004/08　Research paper (scientific journal)

Marangoni Convection and Weld Shape Variations in Ar-O2 and Ar-CO2 Shielded GTA Welding

Shanping LU, Hidetoshi FUJII, Kiyoshi NOGI

Mater. Sci. Eng. A　Vol. 380　p. 290-297　2004/08　Research paper (scientific journal)

Friction Stir Welding of Ultrafine Grained Aluminum and Copper

Hidetoshi FUJII, Yutaka TAKADA, Nobuhiro TSUJI, Kiyosni NOGI

Proc. of IIW (Int. Inst. Welding) Pre-Assembly Meeting on "Friction Stir Welding"　p. III-1298-04-24　2004/07　Research paper (international conference proceedings)

Effects of Welding Parameters on the Weld Shape in Ar-O2 and Ar-CO2 Shielded GTA Welding

Shanping LU, Hidetoshi FUJII, Manabu TANAKA, Kiyosni NOGI

IIW　2004/07　Research paper (international conference proceedings)

Friction Stir Welding of AC4A+30%SiC Composite Material

Huijie LIU, Hidetoshi FUJII, Kiyoshi NOGI

Proc. IIW Pre-Assembly Meeting　p. 185-190　2004/07　Research paper (international conference proceedings)

Temperature Field in the Vicinity of FSW-Tool during Friction Stir Welding of Aluminum Alloys

Masakatsu Maeda, Huijie Liu, Hidetoshi Fujii, Toshiya Shibayanagi

Proceedings of IIW Pre-Assembly Meeting on FSW in Nagoya 2004　p. 221-227　2004/07　Research paper (international conference proceedings)

Fracture Locations of Friction Stir Welded Joints for Various Types of Aluminum Alloys

Hidetoshi FUJII, Huijie LIU, Kiyosni NOGI

Welding Guide Book V,“High Productivity Welding Processes”, Jpn Weld. Soc.　p. II-308-313　2004/07

Effects of Type and Quantity of Oxides on A-TIG Process

Hidetoshi FUJII, Shanping LU, Kiyoshi NOGI

Welding Guide Book V, "High Productivity Welding Processes", Jpn Weld. Soc.　p. II-19-24　2004/07

Critical factors affecting the wettability of alpha-alumina by molten aluminum

P Shen, H Fujii, T Matsumoto, K Nogi

JOURNAL OF THE AMERICAN CERAMIC SOCIETY　Vol. 87　No. 7　p. 1265-1273　2004/07　Research paper (scientific journal)

Weld Shape Comparison with Iron Oxide Flux and Ar-O2 Shielding Gas in Gas Tungsten Arc Welding

S.P.Lu, H.Fujii, K.Nogi

Sci. Tech. Weld. Join.　Vol. 9　p. 272-276　2004/06　Research paper (scientific journal)

Application of Neural Network Analysis to Prediction of Materials Properties

Hidetoshi FUJII

Nishiyama Memorial Lecture　Vol. 180　p. 127-146　2004/06

Oscillating drop method using a falling droplet

Taihei Matsumoto, Hidetoshi Fujii, Takaharu Ueda, Masayoshi Kamai, Kiyoshi Nogi

Review of Scientific Instruments　Vol. 75　No. 5　p. 1219-1221　2004/05　Research paper (scientific journal)

Experiments in Microgravity Environment for Computer Simulation of Welding

H. Fujii, T. Matsumoto, K. Nogi

Proc. 3rd Int. Conf.Computational Modeling and Simulation of Materials　2004/05　Research paper (international conference proceedings)

Temperature measurement in a friction stir welded 7075Al alloy Joint

M.Maeda, H.Liu, H.Fujii, T.Shibayanagi

Proceedings of "IIW Pre-Assembly Meeting on FSW in Nagoya 2004　p. CD-CD　2004/04　Research paper (international conference proceedings)

Formation and Diappearance of Pores in Aluminum Alloy Molten Pool under Microgravity

Hidetoshi FUJII, Kiyoshi NOGI

Science and Technology of Advanced Materials　Vol. 5　p. 219-223　2004/03　Research paper (scientific journal)

Microstructure and Mechanical Properties of Friction Stir Welded Joints of AC4A Cast Aluminum Alloy

Huijie LIU, Hidetoshi FUJII, Kiyoshi NOGI

Materials Science and Technology　Vol. 20　p. 399-402　2004/03　Research paper (scientific journal)

Effect of atomic oxygen exposure on bubble formation in aluminum alloy

Y. Aoki, H. Fujii, K. Nogi

Journal of Materials Science　Vol. 39　No. 5　p. 1779-1783　2004/03/01　Research paper (scientific journal)

Influence of MgO Crystal Surface Orientation on Its Wettability by Molten Al

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Transaction of JWRI　Vol. 32　No. 2　p. 313-318　2004/03　Research paper (bulletin of university, research institution)

Wetting and reaction of MgO single crystals by molten Al at 1073-1473 K

Ping Shen, Hidetoshi Fujii, Taihei Matsumoto, Kiyoshi Nogi

Acta Materialia　Vol. 52　No. 4　p. 887-898　2004/02/23　Research paper (scientific journal)

Reactive wetting of SiO2 substrates by molten Al

Ping Shen, Hidetoshi Fujii, Taihei Matsumoto, Kiyoshi Nogi

Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science　Vol. 35　No. 2　p. 583-588　2004　Research paper (scientific journal)

Tensile Fracture Location Characterizations of Friction Stir Welded Joints of Different Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Journal of Materials Science and Technogoly　Vol. 20　p. 103-105　2004/01　Research paper (scientific journal)

Wetting, adhesion and adsorption in Al-Si/(011̄2) α-Alumina system at 1723 K

Ping Shen, Hidetoshi Fujii, Kiyoshi Nogi

Materials Transactions　Vol. 45　No. 9　p. 2857-2863　2004　Research paper (scientific journal)

Wear characteristics of WC-Co tool in friction stir welding of AC4A+30vol.%SiCp composite

HJ Liu, JC Feng, H Fujii, K Nogi

PROCEEDINGS OF THE 1ST INTERNATIONAL CONFERENCE ON NEW FORMING TECHNOLOGY　p. 549-554　2004　Research paper (international conference proceedings)

Tensile properties and fracture locations of friction-stir-welded joints of 2017-T351 aluminum alloy

H. J. Liu, H. Fujii, M. Maeda, K. Nogi

Journal of Materials Processing Technology　Vol. 142　No. 3　p. 692-696　2003/12/10　Research paper (scientific journal)

Effect of Gravity on Arc Shape in GTA Welding ---for Low Electric Arc Current---

Hidetoshi FUJII, Yosuke SUMI, Manabu TANAKA, Kiyoshi NOGI

J.Mater.Sci.Tech.　Vol. 19　p. 9-211　2003/12　Research paper (scientific journal)

Mechanical properties of friction stir welded joints of 1050-H24 aluminium alloy

H. J. Liu, H. Fujii, M. Maeda, K. Nogi

Science and Technology of Welding and Joining　Vol. 8　No. 6　p. 450-454　2003/12　Research paper (scientific journal)

Effect of gravity on arc shape in GTA welding-for low electric arc current

H Fujii, Y Sumi, M Tanaka, K Nogi

Journal of Materials Science and Technology　Vol. 19　p. 209-211　2003/12　Research paper (scientific journal)

Friction Stir Welding Characteristics of Two Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Trans.Nonferrous Met. Soc.　Vol. 13　p. 1108-1111　2003/10　Research paper (scientific journal)

Effects of Oxygen Additions to Argon Shielding Gas on GTA Weld Shape

Shanping LU, Hidetoshi FUJII, Hiroyuki SUGIYAMA, Manabu TANAKA, Kiyoshi NOGI

ISIJ International　Vol. 43　p. 1590-1595　2003/10　Research paper (scientific journal)

Effects of various welding parameters on convection in molten pool

Fujii Hidetoshi, Morikawa Yasuyuki, Kamai Masayoshi, Nogi Kiyoshi

Pre-Prints of the National Meeting of JWS　No. 73　p. 198-199　2003/09/08

The Influence of Surface Structure on Wetting of a-Al2O3 by Aluminum in a Reduced Atmosphere

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Acta Materialia　Vol. 51　p. 4897-4906　2003/09　Research paper (scientific journal)

Wetting of a-Al2O3 Single Crystals by Molten Al

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Transactions of JWRI　Vol. 32　No. 1　2003/09　Research paper (bulletin of university, research institution)

Rupture Locations of Friction Stir Welded Joints of AA2017-T351 and AA6061-T6 Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Transaction of JWRI　Vol. 32　No. 1　2003/09　Research paper (bulletin of university, research institution)

Marangoni Convection and Welding Penetration in A-TIG Welding

Shanping LU, Hidetoshi FUJII, Hiroyuki SUGIYAMA, Manabu TANAKA, Kiyoshi NOGI

Transaction of JWRI　Vol. 32　2003/09　Research paper (bulletin of university, research institution)

Tensile properties and fracture locations of friction-stir welded joints of 6061-T6 aluminum alloy

Huijie Liu, H. Fujii, M. Maeda, K. Nogi

Journal of Materials Science Letters　Vol. 22　No. 15　p. 1061-1063　2003/08/01　Research paper (scientific journal)

Theoretical Models and Proof of Particle Transfer into Molten Metal

Hideo NAKAE, Hidetoshi FUJII, BaiRong ZHAO, Tohru SHINOHARA

J.Casting　Vol. 75　No. 8　p. 545-551　2003/08　Research paper (scientific journal)

Development of a convenient drop tube system for the measurement of thermophysical properties

T. Matsumoto, H. Fujii, T. Ueda, M. Kamai, K. Nogi

Transactions of JWRI　Vol. 32　No. 1　p. 149-150　2003/07　Research paper (bulletin of university, research institution)

Bubble Formation in Aluminum Alloy during Electron Beam Welding

Hidetoshi FUJII, Hideaki UMAKOSHI, Yasuhiro AOKI, Kiyoshi NOGI

Proc.Adv. Mater.Proc. Tech.2003　Vol. 8　No. 11　p. 1010-1013　2003/07　Research paper (international conference proceedings)

Effect of Crystallographic Orientation on Wettability and Adhesion in Several Representative Systems

Ping SHEN, Hidetoshi FUJII, Kiyoshi NOGI

Proc. Adv. Mater. Proc. Tech.　p. 1416-1419　2003/07　Research paper (international conference proceedings)

Effect of Four Driving Forces on Convection in Molten Pool

Hidetoshi FUJII, Nobuyoshi SOGABE, Kiyoshi NOGI

IIW　2003/07　Research paper (international conference proceedings)

Effect of Ar-O2 Mixed Shielding Gas on GTA Weld Shape

Shanping LU, Hidetoshi FUJII, Manabu TANAKA, Kiyoshi NOGI

IIW　2003/07　Research paper (international conference proceedings)

Effects of Types and Quantity of Oxides on A-TIG Process

Hidetoshi FUJII, Shanping LU, Kiyoshi NOGI

Guide Book of Welding Society, High Productivity Welding Processes　Vol. 5　p. II-16-20　2003/06

Distribution of Mechanical Properties of Friction Stir Welded Joints

Hidetoshi FUJII, Huijie LIU, Masakatsu MAEDA, Kiyoshi NOGI

Guide Book of Welding Society, High Productivity Welding Processes　Vol. 5　p. II-391-395　2003/06

Friction Stir Welding of AA5083 Aluminum Alloy

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Trans. Nongerrous Met. Soc.　Vol. 13　p. 14-17　2003/05　Research paper (scientific journal)

Comparative Study on Fracture Locations of Friction Stir Welded Joints for Different Types of Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Maeda Masakatsu, Kiyoshi NOGI

Proc. 4th Int. Friction Stir Welding Symp.　p. 3A-3-1-3A-3-8　2003/05　Research paper (international conference proceedings)

Comparative Study on Friction Stir Weldability of Different Types of Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGi

Proc. 4th Int. Friction Stir Welding Symp.　p. 5B-2-1-5B-2-7　2003/05　Research paper (international conference proceedings)

Reactive wetting of molten Al on different oriented α-Al2O3 single crystals at high tempratures

Ping Shen, Hidetoshi Fujii, Taihei Matsumoto, Kiyoshi Nogi

Scripts Materialia　Vol. 49　p. 563-569　2003/04　Research paper (scientific journal)

The Affect of Monor Elements in Argon Shielding Gas on Convection in a Molten Wels Pool

H.Fujii, Y. Morikawa, M. Kamai, K. Nogi

Int. Conf. Characterization and Control of Interface for High Quality Advanced Materials　2003/04　Research paper (international conference proceedings)

Effect of Minor Elements on Penetration Depth in GTA Welding

Hidetoshi FUJII, Hiroyuki SUGIYAMA, Shanping LU, Kazuhisa YAMASHITA, M.TANAKA, Kiyoshi NOGI

Proc. 6th Int. Conf. on Trends in Welding Research, 2002　p. 414-418　2003/04　Research paper (international conference proceedings)

Effects of Welding Current, Arc Length and Shielding Gas Flow Rate on Arc Pressure

Hidetoshi FUJII, Yusuke SUMI, Manabu TANAKA, Masayoshi KAMAI, Kiyoshi NOGI

Proc. 6th Int. Conf. on Trends in Welding Research, 2002, Pine Mountain　p. 404-407　2003/04　Research paper (international conference proceedings)

Development of a convenient drop tube system for the measurement of thermophysical properties

T. Matsumoto, H. Fujii, T. Ueda, M. Kamai, K. Nogi

Proc. Int. Symp. Joining & Welding Solution to Industrial Innovation　2003/03　Research paper (international conference proceedings)

Heterogeneity of mechanical properties of friction stir welded joints of 1050-H24 aluminum alloy

Huijie Liu, H. Fujii, M. Maeda, K. Nogi

Journal of Materials Science Letters　Vol. 22　p. 441-444　2003/03　Research paper (scientific journal)

Wetting of (0001) a-Al2O3 single crystals by molten Al

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Scripta Materialia　Vol. 48　p. 779-784　2003/03　Research paper (scientific journal)

Effects of Gravity, Surface Tension, Electromagnetic Force and Plasma Stream on Convection in Molten Pool

Hidetoshi FUJII, Nobuyoshi SOGABE, Kiyoshi NOGI

Proc. Int. Symp. Joining and Welding Solution to Industrial Innovation　p. 179-182　2003/03　Research paper (international conference proceedings)

Marangoni Convection and Welding Penetration in A-TIG Welding

Shanping LU, Hidetoshi FUJII, Hiroyuki SUGIYAMA, Manabu TANAKA, Kiyoshi NOGI

Proc. Int. Symp. Joining and Welding Solution to Industrial Innovation　p. 183-186　2003/03　Research paper (international conference proceedings)

Tensile Fracture Location Characterizations of Friction Stir Welded Joints of Different Aluminum Alloys

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Proc. Int. Symp. Joining and Welding Solution to Industrial Innovation　p. 233-236　2003/03　Research paper (international conference proceedings)

Tensile Properties and Their Heterogeneity in Friction Stir Welded Joints of a Strain Hardened Aluminum Alloy

Huijie LIU, Hidetoshi FUJII, Masakatsu MAEDA, Kiyoshi NOGI

Transaction of JWRI　Vol. 31　No. 2　p. 193-199　2003/03　Research paper (bulletin of university, research institution)

Oxide Flux Quantity and Size Effects on the Penetration Depth in A-TIG Welding

Shanping LU, Hidetoshi FUJII, Manabu TANAKA, Kiyoshi NOGI

Transaction of JWRI　Vol. 31　No. 2　p. 187-192　2003/03　Research paper (bulletin of university, research institution)

Thermophysical Properties of Molten Ni-Based Superalloys

Feng XIAO, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Proc. Int. Symp. Joining and Welding Solution to Industrial innovation　p. 237-240　2003/03　Research paper (international conference proceedings)

Wetting of a-Al2O3 Single Crystal by Molten Al

Ping SHEN, Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Proc. Int. Symp. Joining and Welding Solution to Industrial Innovation　p. 241-244　2003/03　Research paper (international conference proceedings)

Tensile properties and fracture locations of friction-stir welded joints of 1050-H24 aluminum alloy

H. Liu, M. Maeda, H. Fujii, K. Nogi

Journal of Materials Science Letters　Vol. 22　No. 1　p. 41-43　2003/01/01　Research paper (scientific journal)

Mechanism and optimization of oxide fluxes for deep penetration in gas tungsten arc welding

Shanping Lu, Hidetoshi Fujii, Hiroyuki Sugiyama, Kiyoshi Nogi

Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science　Vol. 34　No. 9　p. 1901-1907　2003　Research paper (scientific journal)

Anode heat transfer in GTA welding

H Terasaki, M Tanaka, H Fujii, M Ushio

TRENDS IN WELDING RESEARCH, PROCEEDINGS　p. 142-146　2003　Research paper (international conference proceedings)

Development of short-time microgravity oscillating drop method

T. Matsumoto, H. Fujii, T. Ueda, K. Nogi

Proc. Drop Tower Days 2002　2002/11　Research paper (international conference proceedings)

Weld Penetration and Marangoni Convection with Oxide Fluxes in GTA welding

Lu Shanping, Fujii Hidetoshi, Sugiyama Hiroyuki, Tanaka Manabu, Nogi Kiyoshi

Materials Transactions,　Vol. 43　No. 11　p. 2926-2931　2002/11　Research paper (scientific journal)

Anode heating and melting in the argon GTA

Hidenori Terasaki, Manabu Tanaka, Hidetoshi Fujii, Masao Ushio

Proceedings of Inter. Welding/Joining Conf. Korea　p. 746-751　2002/10　Research paper (international conference proceedings)

Prediction of Material Behavior by Database and Neural Network Model within Bayesian Framework

Tsuji Hirokazu, Fujii Hidetoshi

10th German-Japanese Workshop on Chemical Information　p. 127-130　2002/09　Research paper (international conference proceedings)

Effects of Gravity, Current, Arc Length and Shielding Gas Flow Rate on Arc Pressure

Fujii Hidetoshi, Sumi Yousuke, Tanaka Manabu, Kamai Masayoshi, Nogi Kiyoshi

IIW　2002/06　Research paper (international conference proceedings)

Fusion Zone Dimensions with Different Active Fluxes and Quantities in GTAW

LU Shanping, FUJII Hidetoshi, SUGIYAMA hiroyuki, TANAKA manabu, NOGI kiyoshi

IIW　2002/06　Research paper (international conference proceedings)

Anode heat transfer in helium GTA

Hidenori Terasaki, Manabu Tanaka, Hidetoshi Fujii, Masao Ushio

IIW Doc. 212-1019-02　2002/06　Research paper (international conference proceedings)

Precise Measurement of Liquid Viscousity and Surface Tension with an Improved Oscillating Drop Method

Matsumoto Taihei, Nakano Toyomasa, Fujii Hidetoshi, Nogi Kiyoshi

Physical Review E　Vol. 35　p. 31201-31203　2002/03　Research paper (scientific journal)

Containerless Processing of Si under Parabolic Flight

T. Matsumoto, H. Fujii, K. Kuribayashi, T. Suzuki, K. Takagi, T. Tadakawa, K. Murakami

Vol. 18　p. 298-300　2001/12　Research paper (scientific journal)

Oscillation Analysis of Electromagnetic Levitated Droplet for Determination of Its Surface Tension

Matsumoto Taihei, Fujii Hidetoshi, Nogi Kiyoshi

Transactions of JWRI　Vol. 30　No. 2　p. 11-15　2001/12　Research paper (bulletin of university, research institution)

Precise Measurements of Viscosity and Surface Tension Using Free Surface Oscillation of Levitated Droplet

Matsumoto Taihei, Fujii Hidetoshi, Nogi Kiyoshi

Proc. 22nd Jpn Symp. Thermophysical Properties　p. 301-303　2001/11　Research paper (conference, symposium, etc.)

Estimation of Tensile Strength and FATT of Large-Heat-Input Welds Using Bayesian Neural Network

FUJII Hidetoshi, ICHIKAWA Kazutoshi, YURIOKA Nobutaka, NOGI Kiyoshi

Journal of Materials Processing Technology　Vol. 117　2001/11　Research paper (scientific journal)

Effects of Surface Tension and Gravity on Convection in Molten Pool during Electron Beam Welding

Hidetoshi Fujii, Nobuyoshi Sogabe, Masayoshi Kamai, Kiyoshi Nogi

Proc. 7th Int. Symp. JWS, 2001　p. 137-142　2001/11　Research paper (international conference proceedings)

Surface Tension of Molten Metals under Plasma Condtions

FUJII Hidetoshi, UEDA Kazunori, MATSUMOTO Taihei, NOGI Kiyoshi

Proc. 7th Int. Symp. JWS　p. 137-142　2001/11　Research paper (international conference proceedings)

Effect of Cathode Shape on Electron Temperature in TIG Arc

Narita Ryuichi, Tanaka Manabu, Terasaki Hidenori, Fujii Hidetoshi, Ushio Masao

Proceedings of the 7th International Welding Symposium　p. 83-88　2001/11　Research paper (international conference proceedings)

Welding in Microgravity Environment, Bubble Behaviour

FUJII Hidetoshi, AOKI Yasuhiro, NOGI Kiyoshi

Mathematical Modelling of Weld Phenomena　Vol. 5　p. 21-37　2001/10　Research paper (scientific journal)

Measurements of Silicon Surface Tension using the Oscillating Drop Method and the Sessile Drop Method

FUJII Hidetoshi, SHIRAKI Akiko, KOHNO Mizuki, MATSUMOTO Taihei, NOGI Kiyoshi

Reviewed Proc. of 3rd Inter. Conf. of High Temperature Capillarity　Vol. 3　p. 275-280　2001/10　Research paper (scientific journal)

Effect of Gravity and Surface Tension on Convection in Molten Pool

FUJII Hidetoshi, SUMI Yousuke, YAMAMOTO Tadashi, KAMAI Masayoshi, NOGI Kiyoshi

Reviewed Proc. of 3rd Inter. Conf. of High Temperature Capillarity　Vol. 3　p. 523-528　2001/10　Research paper (scientific journal)

Surface Tension of Liquid Silicon

FUJII Hidetoshi, SHIRAKI Akiko, KOHNO Mizuki, MATSUMOTO Taihei, NOGI Kiyoshi

SpaceBound 2000, Vancouver, Canada, 14-17 May, 1-10/Materials　p. 1/Materials-10/Materials　2001/10　Research paper (international conference proceedings)

Measurements of Thermophysical Properties Using Drop Towers

FUJII Hidetoshi, MATSUMOTO Taihei, NOGI Kiyoshi

JASMA　Vol. 18　p. 175-179　2001/09　Research paper (scientific journal)

Convection in Molten Pool under Microgavity, ---Effects of Surface Tension and Gravity on Convection during Electron Beam Welding---

FUJII Hidetoshi, SOGABE Nobuyoshi, KAMAI Masayoshi, NOGI Kiyoshi

IIW　2001/07　Research paper (international conference proceedings)

Effect of Gravity on Bubble Behavior in Aluminum Molten Pool ---Another Cause of Bubble Generation---

FUJII Hidetoshi, NOGI Kiyoshi

IIW　2001/07　Research paper (international conference proceedings)

Temperature Coefficients of Surface Tension of Molten Pure Iron and Tin under Plasma Conditions

FUJII Hidetoshi, UEDA Kazunori, TANAKA Manabu, MATSUMOTO Taihei, NOGI Kiyoshi

IIW　2001/07　Research paper (international conference proceedings)

Electron Beam and Gas Tungsten Arc Welding under Microgravity

FUJII Hidetoshi, AOKI Yasuhiro, NOGI Kiyoshi

Trans. JWRI　Vol. 30　No. 1　p. 105-109　2001/06　Research paper (bulletin of university, research institution)

Estimation of Properties of Weld by the Combination of Bayesian Inference and Neural Network

FUJII Hidetoshi, ICHIKAWA Kazutoshi

J.Jpn Weld.Soc.　Vol. 70　No. 3　p. 23-27　2001/04

Analysis of Surface Oscillation of Levitated Droplet in Microgravity

Hidetoshi FUJII, Taihei MATSUMOTO, Mizuki KOHNO, Nrichika HATA, Kiyoshi NOGI

Space Forum　Vol. 6　p. 179-186　2000/12　Research paper (scientific journal)

Effect of Gravity on Welding Phenomena

Yasuhiro AOKI, Hidetoshi FUJII, Kiyoshi NOGI

Space Forum　Vol. 6　p. 187-193　2000/12　Research paper (scientific journal)

Analysis of Surface Oscillation of Droplet under Microgravity for the Determination of its Surface Tension

Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Acta Materialia　Vol. 48　p. 2933-2929　2000/09　Research paper (scientific journal)

Materials Reserach under Microgravity

Hidetoshi FUJII, Taihei MATSMOTO, Kiyoshi NOGI

Sokeizai　Vol. 41　p. 14-19　2000/09

Effect of Gravity on Arc Shape in GTA Welding

Yasuhiro AOKI, Hidetoshi FUJII, Kiyoshi FUJII

Q.J.Japan Welding Society　Vol. 18　p. 360-364　2000/08　Research paper (scientific journal)

Surface Tension Measurement of Liquid Si by Levitated Droplet Method under Microgravity

Kiyoahi NOGI, Taihei MATSUMOTO, Hidetoshi FUJII

Fundamental of Metallurgical Processing　p. 303-311　2000/08　Research paper (international conference proceedings)

Measurement of Thermophysical Properties of Liquid Using Microgravity Environment

Kiyoshi NOGI, Taihei MATSUMOTO, Hidetoshi FUJII

Molten Slag and High Temperature Science　Vol. 43　No. 2　p. 113-122　2000/05　Research paper (scientific journal)

Measurement of Thermophysical Properties under Microgravity

Hidetoshi FUJII, Taihei MATSUMOTO

Boundary　Vol. 16　p. 40-43　2000/05

Welding Phenomena of Aluminum-Copper Alloy in Electron Beam Welding

Kiyoshi NOGI, Yosuke SUMI, Yasuhiro AOKI, Tadashi YAMAMOTO, Hidetoshi FUJII

Materials Science Forum　Vol. 331　p. 1763-1768　2000/04　Research paper (scientific journal)

Estimation of Weld Properties by Bayesian Neural Network

FUJII Hidetoshi, Kazutoshi ICHIKAWA

J. Japan Welding Society　Vol. 69　No. 3　p. 44-47　2000/04　Research paper (scientific journal)

Effect of Droplet Distortion on Surface Tension in Electromagnetic Levitation Method

K. NOGI, T. NAKANO, T. MATSUMOTO, H. FUJII

ISIJ International　Vol. 40　p. s144-s147　2000/04　Research paper (scientific journal)

Electron Beam Welding in Microgravity Environment

K. NOGI, Y. YAMAMOTO Y. AOKI, M. KAMAI, H. FUJII

ISIJ International　Vol. 40　p. s10-s14　2000/04　Research paper (scientific journal)

Annealing Effects on the Structure and Mechanical Properties of RF-Sputtered Cr-B Hard Thin Films

K. NOGI, Y. YAMAMOTO Y. AOKI, M. KAMAI, H. FUJII

Thin Solid Films　Vol. 353　p. 165-170　2000/04　Research paper (scientific journal)

ベイズ推定とニューラルネットワークの組み合わせによる溶接部の特性評価

藤井 英俊, 市川 和利

溶接学会誌　Vol. 69　No. 3　p. 228-231　2000

Surface tension of molten silicon measured by the electromagnetic levitation method under microgravity

H. Fujii, T. Matsumoto, N. Hata, T. Nakano, M. Kohno, K. Nogi

Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science　Vol. 31　No. 6　p. 1585-1589　2000　Research paper (scientific journal)

Prediction of Material and Weld Properties Using Bayesian Neural Network

Hidetoshi FUJII

Welding Technology　Vol. 48　No. 1　p. 82-87　2000/01

Surface Tension Measurements of Molten Silicon in Microgravity Environment

Kiyoshi NOGI, Taihei MATSUMOTO, Hidetoshi FUJII

20th Jpn Symp. Thermophysical Properties　p. 268-271　1999/10　Research paper (international conference proceedings)

A Baysian Neural Network Analysis on Tensile Strength, FATT and Hardness of Large-Heat-Input SAW Welds

Nobutaka YURIOKA, Hidetoshi FUJII, Kazutoshi ICHIKAWA

IIW　1999/06　Research paper (international conference proceedings)

Application of wetting research to joining and to fabrication of composite materials

H. Fujii

Science and Technology of Welding and Joining　Vol. 4　No. 4　p. 187-193　1999　Research paper (scientific journal)

Effect of gas evolution at solid-liquid interface on contact angle between liquid Si and SiO2

H. Fujii, M. Yamamoto, S. Hara, K. Nogi

Journal of Materials Science　Vol. 34　No. 13　p. 3165-3168　1999　Research paper (scientific journal)

Prediction of creep rupture life in nickel-base superalloys using Bayesian neural network

Hidetoshi Fujii, David J.C. MacKay, Harshad K.D.H. Bhadeshia, Hiroshi Harada, Kiyoshi Nogi

Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals　Vol. 63　No. 7　p. 905-911　1999　Research paper (scientific journal)

Development of Electron Beam Welding System for Use in Microgravity Environment

Kiyoshi NOGI, Yasuhiro AOKI, Naosuke MATSUMURA, Akira KOHYAMA, Masayoshi KAMAI, Hidetoshi FUJII

Proc. ECOMAP-98　Vol. 24　No. 27　p. 482-485　1998/11　Research paper (international conference proceedings)

Analysis of Surface Oscillation of Levitated Droplet in Microgravity

Hidetoshi FUJII, Taihei MATSUMOTO, Mizuki KOHNO, Norichika HATA, Kiyoshi NOGI

Proc. Drop Tower Days, Oct 11-14,1998, Sapporo, Japan, 150-152　p. 150-152　1998/10　Research paper (international conference proceedings)

Effect of Gravity on Welding Phenomena

Yasuhiro AOKI, Hidetoshi FUJII, Kiyoshi NOGI

Proc. Drop Tower Days　p. 153-155　1998/10　Research paper (international conference proceedings)

Estimation of Creep Rupture Strength in Nickel Base Superalloys

FUJII Hidetoshi, D.J.C.MacKay, H.K.D.H.Bhadeshia, Hiroshi HARADA, Kiyoshi NOGI

Proceedings of the 6th Li(]E85C2[)ge Conference on Materials for Advanced Power Engineering　p. 1401-1410　1998/10　Research paper (international conference proceedings)

Oscillation Analysis of Electromagnetic Levitaed Drop for Determination of Thermophysical Properties

Hidetoshi FUJII, Taihei MATSUMOTO, Mizuki KOHNO, Norichika HATA, Kiyoshi NOGI

The 5th Asian Thermophsical Properties Conference　p. 511-514　1998/08

Wettability of Diamond by Liquid Pure Tin

K. Nogi, M. Nishikawa, H. Fujii, S. Hara

Act. Mater.　Vol. 46　No. 12　p. 2305-2311　1998/04　Research paper (scientific journal)

Behavior of Bubbles in Weld under Microgravity

K. Nogi, Y. Aoki, H. Fujii, K. Nakata

Act. Mater.　Vol. 46　No. 12　p. 4405-4413　1998/04　Research paper (scientific journal)

Reliablity of Correction Formulae for Calculation of Surface Tension from Splitted Peaks

Hidetoshi FUJII, Taihei MATSUMOTO, Norichika HATA, Mizuki KOHNO, Kiyoshi NOGI

Int. Workshop on Nucleation and Thermophysical Properties of Undercooled Melts　p. 92-114　1998/03　Research paper (international conference proceedings)

Weld formation in microgravity

Kiyoshi Nogi, Yoshihiro Aoki, Hidetoshi Fujii, Kazuhiro Nakata, and Shoichiro Kaihara (Ishikawajima-Harima Heavy Industries Co., Ltd.)

ISIJ International　Vol. 38　p. 163-170　1998/02　Research paper (scientific journal)

Effective of Reactive Metals on Friction Bonding of Ceramics to Metals

Kenji Ikeuchi, Akio Nishimoto, and Hidetoshi Fujii

Seminar Handbook on Advances in Welding \& Related Technology　1997/09　Research paper (international conference proceedings)

Surface Tension Measurements of Molten Silicon Using Electromagnetic Levitation under Microgravity

Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Proc. Osaka-Nittingham Univeristy Joint Symp　p. 83-89　1997/09　Research paper (international conference proceedings)

Combustion Synthesis of Ni3Al with Assist of Infiltration

Hidetoshi FUJII, Hideo NAKAE, Kiyoshi NOGI

Prof. Osaka-Nittingham Univeristy Joint Symp　p. 90-97　1997/09　Research paper (international conference proceedings)

Measurements of Surface Tension of Molten Silicon Using Electromagnetic Levitation in Drop Shaft

Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

Proc. Int. Conf. High Temperautre Caplilarity　p. 182-187　1997/06　Research paper (international conference proceedings)

Solidification Process in Weld under Microgravity

Kiyoshi NOGI, Yasuhiro AOKI, Hidetoshi FUJII, Kasuhiro NAKATA, Shoji KAIHARA

Proc. Int. Conf. High Temperautre Caplilarity　p. 322-37　1997/06　Research paper (international conference proceedings)

Application of Bayesian Neural Network to Materials Diagnosis and Life Assessment

FUJII Hidetoshi, H.K.D.H.Bhadeshia, Kiyoshi NOGI

Transactions of JWRI　Vol. 26　No. 1　p. 163-170　1997/06　Research paper (bulletin of university, research institution)

Infiltration and Combustion Synthesis of an Intermetallic Compound Ni3Al

FUJII Hidetoshi

Materials Sicence and Engineering　Vol. A233　p. 21-28　1997/03　Research paper (scientific journal)

Bayesian Neural Network Analysis of Fatigue Crack Growth Rate on Nickel Base Superalloys

FUJII Hidetoshi, D.J.C.MacKay, H.K.D.H.Bhadeshia

ISIJ International　Vol. 36　No. 11　p. 1373-1382　1996/11　Research paper (scientific journal)

Thermophysical Property Measurements of Molten Semiconductors Using Electromagnetic Levitation in Drop Shaft

Hidetoshi FUJII, Taihei MATSUMOTO, Kiyoshi NOGI

In Space' 97　p. 393-404　1996/11　Research paper (international conference proceedings)

Equilibrium Contact Angle in the Magnesium Oxide/Aluminum System

FUJII Hidetoshi, Hideo NAKAE

Acta Materialia　Vol. 44　No. 9　p. 3567-3573　1996/05　Research paper (scientific journal)

Precise Measurement of the Wetting of Ceramics by Molten Aluminium

FUJII Hidetoshi

Materia　Vol. 34　No. 11　p. 1269-1275　1995/11

Wetting of Ceramics by Molten Metals in Reactive Systems

Hidetoshi FUJII

New Ceramics　Vol. 8　No. 10　p. 9-16　1995/10

Effect of Gravity on Contact Angle

FUJII Hidetoshi, Hideo NAKAE

Philosophical Magazine A　Vol. 72　No. 6　p. 1505-1512　1995/06　Research paper (scientific journal)

Interfacial Reaction between Molten Al and Sintered Ni for Fabrication of Intermetallic Compound

Hidetoshi FUJII

Poweder Metallurgy World Congress'95　p. 2209-2216　1994/06　Research paper (international conference proceedings)

A New Method of Fabricating Intermetallic Compounds by Utilizing Interfacial Reactions

Hidetoshi FUJII

Proc. Int. Conf. High Temperture Capillarity　p. 306-400　1994/05　Research paper (international conference proceedings)

Detailed Wetting Phases in the MgO/Al System

Hidetoshi FUJII, Hideo NAKAE

Proc. Int. Conf. High Temperature Capilarity　p. 88-92　1994/05　Research paper (international conference proceedings)

Wetting of Boron Nitride by Molten Al-Si Alloys.

FUJII Hidetoshi

Japan Institute of Metals　Vol. 58　No. 2　p. 208-214　1994/02　Research paper (scientific journal)

Wetting of Ceramics by Molten Metals

Hidetoshi FUJII

Trans. MRS Japan　Vol. 13　No. B　p. 1-4　1994/01　Research paper (international conference proceedings)

Interfacial Reaction Wetting in the Boron Nitride/Molten Aluimum System

Hidetoshi FUJII, Hideo NAKAE, Koji OKADA

Acta Metallurgica et Materialia　Vol. 41　p. 2963-2971　1993/10　Research paper (scientific journal)

A study on Modification Mechanism by Sr in Al-Si Eutectic alloy

FUJII Hidetoshi

Light Metal　Vol. 43　No. 8　p. 485-489　1993/08　Research paper (scientific journal)

Theoretical Model of Transfer of Particles into Molten Metal

Hidetoshi FUJII

Proc. 9th Int. Conf. Composite Materials　p. 255-262　1993/07　Research paper (international conference proceedings)

Four Wetting Pheses in AIN/Al and Al composite/Al Systems, Models of Nonreative, Reactive and Composite Systems.

FUJII Hidetoshi, Hideo NAKAE, Koji OKADA

Metallurgical Transactions A　Vol. 24　No. 6　p. 1391-1397　1993/06　Research paper (scientific journal)

Application of Wetting to Fabrication of Boron Nitride/Aluminum Composites

Hidetoshi FUJII, Hideo NAKAE, Koji OKADA

Proc. Int. Conf. Advance Composite Materials　p. 1001-1007　1993/02　Research paper (international conference proceedings)

Application of Wetting Research

Hidetoshi FUJII, Hideo NAKAE

Materials Science and Technology, Waseda University　Vol. 43　p. 1-7　1992/12

Reactive Wetting of Ceramics by Liquid Metals

FUJII Hidetoshi

Materials Transaction, JIM　Vol. 33　No. 4　p. 400-406　1992/04　Research paper (scientific journal)

New application of nnidirectional solidification method for observation of interfacial morphology of Al-Si and Al-Si-Sr alloys

Hideo Nakae, Hidetoshi Fujii, Kikyung Song

Materials Transactions, JIM　Vol. 33　No. 11　p. 1051-1056　1992　Research paper (scientific journal)

Effect of SR on the morphology of SI in unidirectionally solidified al-si alloy

Hideo Nakae, Hidetoshi Fujii

Journal of Japan Institute of Light Metals　Vol. 42　No. 5　p. 287-292　1992　Research paper (scientific journal)

Four Wetting Phases in AlN/Al and AlN+C/Al Systems

Hidetoshi FUJII, Hideo NAKAE, Koji OKADA

Proc. ICCM　Vol. 8　p. 19B1-19B8　1991/08　Research paper (international conference proceedings)

Three Wetting Phases in the Chmically Reactive MgO/Al System

Hidetoshi FUJII, Hideo NAKAE

ISIJ International　Vol. 30　p. 1114-1118　1990/12　Research paper (scientific journal)

Definition of Wetting Phases in MgO/Al System, A Model Reactive System

Hidetoshi FUJII, Hideo NAKAE

Materials Science and Technology, Waseda University　Vol. 41　p. 17-28　1990/12

A New Approach to Estimating Wetting in a Reaction System

Naoto Yoshimi, Hideo Nakae, Hidetoshi Fujii

Materials Transactions, JIM　Vol. 31　No. 2　p. 141-147　1990　Research paper (scientific journal)

TRANSIENT ANALYSIS OF SCALAR WAVE-EQUATION USING THE BOUNDARY ELEMENT METHOD BASED ON A TIME-STEPPING SCHEME

T MATSUMOTO, M TANAKA, H FUJII

ADVANCES IN BEM IN JAPAN AND USA　Vol. 7　p. 203-217　1990　Research paper (international conference proceedings)

溶融AlのMgO表面での濡れ

藤井 英俊

日本金属学会誌　Vol. 52　p. 1179-1186　1988/12　Research paper (scientific journal)