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Anomalous reduction of thermal conductivity in coherent nanocrystal architecture for silicon thermoelectric material
Yoshiaki Nakamura, Masayuki Isogawa, Tomohiro Ueda, Shuto Yamasaka, Hideki Matsui, Jun Kikkawa, Satoaki Ikeuchi, Takafumi Oyake, Takuma Hori, Junichiro Shiomi, Akira Sakai
NANO ENERGY Vol. 12 p. 845-851 2015/03 Research paper (scientific journal)
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Self-organized formation and self-repair of a two-dimensional nanoarray of Ge quantum dots epitaxially grown on ultrathin SiO2-covered Si substrates
Yoshiaki Nakamura, Akiyuki Murayama, Ryoko Watanabe, Tomokazu Iyoda, Masakazu Ichikawa
NANOTECHNOLOGY Vol. 21 No. 9 2010/03 Research paper (scientific journal)
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Robust thermoelectric power factor enhanced by energy filtering effect in B20-type CoSi films
Takafumi Ishibe, Takahiro Hinakawa, Shunya Sakane, Shintaro Ishigaki, Katsuhiro Suzuki, Kazunori Sato, Takeshi Fujita, Yuichiro Yamashita, Eiichi Kobayashi, Yoshiaki Nakamura
Physical Review Materials Vol. 9 No. 7 2025/07/07 Research paper (scientific journal)
Publisher: American Physical Society (APS)
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Controlling thermoelectric properties of epitaxial GeSn film/Si by tuning strain and composition
Arata Shibagaki, Ryosuke Hotta, Takafumi Ishibe, Yuichiro Yamashita, Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura
Applied Physics Letters Vol. 126 No. 23 2025/06/09 Research paper (scientific journal)
Publisher: AIP Publishing
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Selective Anion Manipulation for Controlling the Thermoelectric Properties of Epitaxial SnO2 Films on r-Al2O3
Takafumi Ishibe, Seiya Kozuki, Yuki Komatsubara, Yuto Uematsu, Takashi Yoshizaki, Yuichiro Yamashita, Nobuyasu Naruse, Yutaka Mera, Eiichi Kobayashi, Yoshiaki Nakamura
ACS Applied Energy Materials 2025/03/21 Research paper (scientific journal)
Publisher: American Chemical Society (ACS)
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Film Thermoelectric Generator of Multiple 2-D Electron Gas
Yuto Uematsu, Takafumi Ishibe, Seiya Kozuki, Takaaki Mano, Akihiro Ohtake, Hideki T. Miyazaki, Takeshi Kasaya, Yuichiro Yamashita, Mutsunori Uenuma, Yoshiaki Nakamura
IEEE Transactions on Electron Devices p. 1-7 2024/08 Research paper (scientific journal)
Publisher: Institute of Electrical and Electronics Engineers (IEEE)
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Epitaxial growth of Ca(Ge1−xSnx)2 with group IV 2D layers on Si substrate
Takashi Yoshizaki, Tsukasa Terada, Yuto Uematsu, Takafumi Ishibe, Yoshiaki Nakamura
Applied Physics Express Vol. 17 No. 5 p. 055501-055501 2024/05/01 Research paper (scientific journal)
Publisher: IOP Publishing
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The local potential variation mapping including thermoelectromotive force in nanocomposite materials under non-thermal equilibrium
Yuki Komatsubara, Takafumi Ishibe, Yuji Miyato, Yoshiaki Nakamura
Japanese Journal of Applied Physics Vol. 63 No. 4 2024/04/01 Research paper (scientific journal)
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Anomalous enhancement of thermoelectric power factor in multiple two-dimensional electron gas system
Yuto Uematsu, Takafumi Ishibe, Takaaki Mano, Akihiro Ohtake, Hideki T. Miyazaki, Takeshi Kasaya, Yoshiaki Nakamura
Nature Communications Vol. 15 No. 1 2024/01/16 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
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Phonon diffraction and interference using nanometric features
Paul Desmarchelier, Efstratios Nikidis, Roman Anufriev, Anne Tanguy, Yoshiaki Nakamura, Joseph Kioseoglou, Konstantinos Termentzidis
Journal of Applied Physics Vol. 135 No. 1 2024/01/04 Research paper (scientific journal)
Publisher: AIP Publishing
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Growth of metastable 2H-CaSi2 films on Si(111) substrates with ultrathin SiO2 films by solid phase epitaxy
Keiichiro Oh-ishi, Mikio Kojima, Takashi Yoshizaki, Arata Shibagaki, Takafumi Ishibe, Yoshiaki Nakamura, Hideyuki Nakano
Applied Physics Express Vol. 17 No. 1 p. 015501-015501 2023/12/27 Research paper (scientific journal)
Publisher: IOP Publishing
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Thermoelectric properties of B-doped nanostructured bulk diamond with lowered thermal conductivity
Shunya Sakane, Takafumi Ishibe, Yuri Yukawa, Yoshiaki Nakamura
Diamond and Related Materials Vol. 140 p. 110410-110410 2023/12 Research paper (scientific journal)
Publisher: Elsevier BV
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Curcumin tautomerization in the mechanism of pentameric amyloid- β42 oligomers disassembly
Atsuya Matsui, Jean-Pierre Bellier, Daiki Hayashi, Takafumi Ishibe, Yoshiaki Nakamura, Hiroyasu Taguchi, Nobuyasu Naruse, Yutaka Mera
Biochemical and Biophysical Research Communications Vol. 666 p. 68-75 2023/07 Research paper (scientific journal)
Publisher: Elsevier BV
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Boosting Thermoelectric Performance in Epitaxial GeTe Film/Si by Domain Engineering and Point Defect Control
Takafumi Ishibe, Yuki Komatsubara, Kodai Ishikawa, Sho Takigawa, Nobuyasu Naruse, Yutaka Mera, Yuichiro Yamashita, Yuji Ohishi, Yoshiaki Nakamura
ACS Applied Materials & Interfaces Vol. 15 No. 21 p. 26104-26110 2023/05/16 Research paper (scientific journal)
Publisher: American Chemical Society (ACS)
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Temperature dependences of thermoelectric properties of bulk SiGeAu composites
Shunya Sakane, Takafumi Ishibe, Takeshi Fujita, Yoshiaki Nakamura
JJAP Conf. Proc Vol. 10 2023/04 Research paper (scientific journal)
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Interface design of transparent thermoelectric epitaxial ZnO/SnO2 multilayer film for simultaneous realization of low thermal conductivity and high optical transmittance
Takafumi Ishibe, Yuki Komatsubara, Toranosuke Katayama, Yuichiro Yamashita, Nobuyasu Naruse, Yutaka Mera, Azusa N. Hattori, Hidekazu Tanaka, Yoshiaki Nakamura
Applied Physics Letters Vol. 122 No. 4 p. 041603-041603 2023/01/23 Research paper (scientific journal)
Publisher: AIP Publishing
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The effect of interdiffusion during formation of epitaxial Ca intercalated layered silicene film on its thermoelectric power factor
Tsukasa Terada, Takafumi Ishibe, Eiichi Kobayashi, Kazunori Sato, Yoshiaki Nakamura
Japanese Journal of Applied Physics Vol. 62 No. SD p. SD1004-SD1004 2022/12/01 Research paper (scientific journal)
Publisher: IOP Publishing
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Quantitative spatial mapping of distorted state phases during the metal-insulator phase transition for nanoscale VO2 engineering
Yuichi Ashida, Takafumi Ishibe, Jinfeng Yang, Nobuyasu Naruse, Yoshiaki Nakamura
Science and Technology of Advanced Materials Vol. 24 p. 1-9 2022/11/22 Research paper (scientific journal)
Publisher: Informa UK Limited
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Thermoelectric Properties of PEDOT:PSS Containing Connected Copper Selenide Nanowires Synthesized by the Photoreduction Method
Shunya Sakane, Shunichiro Miwa, Tatsuki Miura, Kazuki Munakata, Takafumi Ishibe, Yoshiaki Nakamura, Hideki Tanaka
ACS Omega Vol. 7 No. 36 p. 32101-32107 2022/09/13 Research paper (scientific journal)
Publisher: American Chemical Society (ACS)
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Tunable Thermal Switch via Order–Order Transition in Liquid Crystalline Block Copolymer
Takafumi Ishibe, Tatsuya Kaneko, Yuto Uematsu, Hideo Sato-Akaba, Motonori Komura, Tomokazu Iyoda, Yoshiaki Nakamura
Nano Letters Vol. 22 No. 15 p. 6105-6111 2022/08/10 Research paper (scientific journal)
Publisher: American Chemical Society (ACS)
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Seed-assisted epitaxy of intermetallic compounds with interface-determined orientation: incommensurate Nowotny chimney-ladder FeGe epitaxial film
Tsukasa Terada, Reona Kitaura, Shintaro Ishigaki, Takafumi Ishibe, Nobuyasu Naruse, Yutaka Mera, Ryoji Asahi, Yoshiaki Nakamura
Acta Materialia Vol. 236 p. 118130-118130 2022/06 Research paper (scientific journal)
Publisher: Elsevier BV
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The Effect of Ethanol on Disassembly of Amyloid-β1-42 Pentamer Revealed by Atomic Force Microscopy and Gel Electrophoresis
Atsuya Matsui, Jean-Pierre Bellier, Takeshi Kanai, Hiroki Satooka, Akio Nakanishi, Tsukasa Terada, Takafumi Ishibe, Yoshiaki Nakamura, Hiroyasu Taguchi, Nobuyasu Naruse, Yutaka Mera
International Journal of Molecular Sciences Vol. 23 No. 2 p. 889-889 2022/01/14 Research paper (scientific journal)
Publisher: MDPI AG
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Giant Enhancement of Seebeck Coefficient by Deformation of Silicene Buckled Structure in Calcium‐Intercalated Layered Silicene Film
Tsukasa Terada, Yuto Uematsu, Takafumi Ishibe, Nobuyasu Naruse, Kazunori Sato, Tien Quang Nguyen, Eiichi Kobayashi, Hideyuki Nakano, Yoshiaki Nakamura
Advanced Materials Interfaces Vol. 9 No. 1 p. 2101752-2101752 2022/01 Research paper (scientific journal)
Publisher: Wiley
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Thermoelectric power factor enhancement of calcium-intercalated layered silicene by introducing metastable phase
Tsukasa Terada, Takafumi Ishibe, Toranosuke Katayama, Kazunori Sato, Tien Nguyen, Hideyuki Nakano, Yoshiaki Nakamura
Applied Physics Express Vol. 14 No. 11 p. 115505-1-115505-4 2021/11 Research paper (scientific journal)
Publisher: IOP Publishing
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Dominant carrier of pseudo-gap antiferromagnet Cr3Al thin film
Kentaro Toyoki, Masayuki Hayashi, Shunsuke Hamaguchi, Noriaki Kishida, Yu Shiratsuchi, Takafumi Ishibe, Yoshiaki Nakamura, Ryoichi Nakatani
Physica B: Condensed Matter Vol. 620 p. 413281-413281 2021/11 Research paper (scientific journal)
Publisher: Elsevier BV
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Low thermal conductivity of complex thermoelectric barium silicide film epitaxially grown on Si
Takafumi Ishibe, Jinichiro Chikada, Tsukasa Terada, Yuki Komatsubara, Reona Kitaura, Suguru Yachi, Yudai Yamashita, Takuma Sato, Takashi Suemasu, Yoshiaki Nakamura
Applied Physics Letters Vol. 119 No. 14 p. 141603-141603 2021/10/04 Research paper (scientific journal)
Publisher: AIP Publishing
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Synergistic phonon scattering in epitaxial silicon multilayers with germanium nanodot inclusions
Takafumi Oyake, Lei Feng, Makoto Kashiwagi, Takuma Shiga, Takuma Hori, Suto Yamasaka, Yoshiaki Nakamura, Junichiro Shiomi
Physical Review B Vol. 104 No. 5 2021/08/16 Research paper (scientific journal)
Publisher: American Physical Society (APS)
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Nanostructure design for high performance thermoelectric materials based on anomalous Nernst effect using metal/semiconductor multilayer
Reona Kitaura, Takafumi Ishibe, Himanshu Sharma, Masaki Mizuguchi, Yoshiaki Nakamura
Applied Physics Express Vol. 14 No. 7 p. 075002-075002 2021/07/01 Research paper (scientific journal)
Publisher: IOP Publishing
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Carrier and phonon transport control by domain engineering for high-performance transparent thin film thermoelectric generator
Takafumi Ishibe, Atsuki Tomeda, Yuki Komatsubara, Reona Kitaura, Mutsunori Uenuma, Yukiharu Uraoka, Yuichiro Yamashita, Yoshiaki Nakamura
Applied Physics Letters Vol. 118 No. 15 p. 151601-151601 2021/04/12 Research paper (scientific journal)
Publisher: AIP Publishing
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Direct mapping of temperature-difference-induced potential variation under non-thermal equilibrium
Yuki Komatsubara, Takafumi Ishibe, Yuji Miyato, Shunya Sakane, Yoshiaki Nakamura
Applied Physics Letters Vol. 118 No. 9 p. 091605-091605 2021/03/01 Research paper (scientific journal)
Publisher: AIP Publishing
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Phonon transport in the nano-system of Si and SiGe films with Ge nanodots and approach to ultralow thermal conductivity
Tatsuhiko Taniguchi, Tsukasa Terada, Yuki Komatsubara, Takafumi Ishibe, Kento Konoike, Atsushi Sanada, Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura
Nanoscale Vol. 13 No. 9 p. 4971-4977 2021/02 Research paper (scientific journal)
Publisher: Royal Society of Chemistry (RSC)
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Heat transport through propagon-phonon interaction in epitaxial amorphous-crystalline multilayers
Takafumi Ishibe, Ryo Okuhata, Tatsuya Kaneko, Masato Yoshiya, Seisuke Nakashima, Akihiro Ishida, Yoshiaki Nakamura
Communications Physics Vol. 4 No. 1 2021 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
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Anomalous enhancement of thermoelectric power factor by thermal management with resonant level effect
Shunya Sakane, Takafumi Ishibe, Kosei Mizuta, Takeshi Fujita, Yuga Kiyofuji, Jun-ichiro Ohe, Eiichi Kobayashi, Yoshiaki Nakamura
Journal of Materials Chemistry A Vol. 9 No. 8 p. 4851-4857 2021/01 Research paper (scientific journal)
Publisher: Royal Society of Chemistry (RSC)
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Formation of Silicon Quantum Dots Sheet on a Nonmetallic CaF 2 Surface
Kenji Ito, Hideyuki Nakano, Yoshiaki Nakamura
Advanced Materials Interfaces Vol. 7 No. 23 p. 2001295-2001295 2020/10/14 Research paper (scientific journal)
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Thermoelectric Si1−xGex and Ge epitaxial films on Si(001) with controlled composition and strain for group IV element-based thermoelectric generators
Tatsuhiko Taniguchi, Takafumi Ishibe, Ryoya Hosoda, Youya Wagatsuma, Md. Mahfuz Alam, Kentarou Sawano, Mutsunori Uenuma, Yukiharu Uraoka, Yuichiro Yamashita, Nobuya Mori, Yoshiaki Nakamura
Applied Physics Letters Vol. 117 No. 14 p. 141602-141602 2020/10/05 Research paper (scientific journal)
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Control of thermoelectric properties in Mn-substituted Fe2TiSi epilayers
Y. Shimanuki, S. Yamada, A. Masago, T. Ishibe, K. Kudo, Y. Nakamura, K. Hamaya
Physical Review B Vol. 102 No. 5 2020/08/04 Research paper (scientific journal)
Publisher: American Physical Society (APS)
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An advanced 2ω method enabling thermal conductivity measurement for various sample thicknesses: From thin films to bulk materials
Kosuke Mitarai, Ryo Okuhata, Jinichiro Chikada, Tatsuya Kaneko, Yuto Uematsu, Yuki Komatsubara, Takafumi Ishibe, Yoshiaki Nakamura
Journal of Applied Physics Vol. 128 No. 1 p. 015102-015102 2020/07/07 Research paper (scientific journal)
Publisher: AIP Publishing
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Low thermal conductivity in single crystalline epitaxial germanane films
Yuto Uematsu, Tsukasa Terada, Kento Sato, Takafumi Ishibe, Yoshiaki Nakamura
Applied Physics Express Vol. 13 No. 5 p. 055503-055503 2020/05/01 Research paper (scientific journal)
Publisher: IOP Publishing
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High Thermoelectric Power Factor Realization in Si-Rich SiGe/Si Superlattices by Super-Controlled Interfaces
Tatsuhiko Taniguchi, Takafumi Ishibe, Nobuyasu Naruse, Yutaka Mera, Md. Mahfuz Alam, Kentarou Sawano, Yoshiaki Nakamura
ACS Applied Materials & Interfaces Vol. 12 No. 22 p. 25428-25434 2020/05 Research paper (scientific journal)
Publisher: American Chemical Society (ACS)
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Impact of metal silicide nanocrystals on the resistance ratio in resistive switching of epitaxial Fe3O4 films on Si substrates
Takafumi Ishibe, Yuto Uematsu, Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura
Applied Physics Letters Vol. 116 2020/05 Research paper (scientific journal)
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Semiconducting Silicides Green Technology FOREWORD
Takashi Suemasu, Yoshikazu Terai, Tanemasa Asano, Motoharu Imai, Yoshiaki Nakamura, Motofumi Suzuki, Hirokazu Tatsuoka, Kenji Yamaguchi
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 59 2020/04 Research paper (scientific journal)
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Resistive switching memory performance in oxide hetero-nanocrystals with well-controlled interfaces
T. Ishibe, Y. Maeda, T. Terada, N. Naruse, Y. Mera, E. Kobayashi, Y. Nakamura
Science and Technology of Advanced Materials Vol. 21 p. 195-204 2020/03 Research paper (scientific journal)
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Thermoelectric properties of single-phase full-Heusler alloy Fe2TiSi films with D03-type disordering
Y. Shimanuki, K. Kudo, T. Ishibe, A. Masago, S. Yamada, Y. Nakamura, and K. Hamaya
Journal of Applied Physics Vol. 127 2020/01 Research paper (scientific journal)
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Nanostructural effect on thermoelectric properties in Si films containing iron silicide nanodots
Shunya Sakane, Takafumi Ishibe, Tatsuhiko Taniguchi, Takahiro Hinakawa, Ryoya Hosoda, Kosei Mizuta, Md. Mahfuz Alam, Kentarou Sawano, and Yoshiaki Nakamura
Japanese Journal of Applied Physics Vol. 59 p. SFFB01-1-1-05 2020/01 Research paper (scientific journal)
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Methodology of Thermoelectric Power Factor Enhancement by Nanoscale Thermal Management in Bulk SiGe Composites
Shunya Sakane, Takafumi Ishibe, Kosei Mizuta, Masato Kashino, Kentaro Watanabe, Takeshi Fujita, Yoshinari Kamakura, Nobuya Mori, and Yoshiaki Nakamura
ACS Applied Energy Materials Vol. 3 p. 1235-1241 2019/12 Research paper (scientific journal)
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Bottom‐Up on Surface Synthesis of Two‐Dimensional Graphene Nanoribbon Networks and Their Thermoelectric Applications
Takahiro Nakae, Takahiro Kojima, Zhen Xu, Saravanan Chinnusamy, Kentaro Watanabe, Yoshiaki Nakamura, Hiroshi Sakaguchi
Chemistry – An Asian Journal 2019/11 Research paper (scientific journal)
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High thermoelectric performance in high crystallinity epitaxial Si films containing silicide nanodots with low thermal conductivity
Shunya Sakane, Takafumi Ishibe, Takahiro Hinakawa, Nobuyasu Naruse, Yutaka Mera, Md. Mahfuz Alam, Kentarou Sawano, Yoshiaki Nakamura
Applied Physics Letters Vol. 115 No. 18 2019/10 Research paper (scientific journal)
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Modulation of lattice constants by changing the composition and strain in incommensurate Nowotny chimney-ladder phase FeGeγ epitaxially grown on Si
Tsukasa Terada, Takafumi Ishibe, Yoshiaki Nakamura
Surface Science Vol. 690 2019/07 Research paper (scientific journal)
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Thermoelectric power factor enhancement based on carrier transport physics in ultimately phonon-controlled Si nanostructures
Shunya Sakane, Takafumi Ishibe, Tatsuhiko Taniguchi, Nobuyasu Naruse, Yutaka Mera, Takeshi Fujita, Md. Mahfuz Alam, Kentarou Sawano, Nobuya Mori, Yoshiaki Nakamura
Materials Today Energy Vol. 13 p. 56-63 2019/05 Research paper (scientific journal)
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Semiconductor Nanostructure Design for Thermoelectric Property Control
Y. Nakamura, T. Ishibe, T. Taniguchi, T. Terada, R. Hosoda, S. Sakane
International Journal of Nanoscience Vol. 18 p. 19040036-1-19040036-8 2019/03 Research paper (scientific journal)
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Significant reduction in the thermal conductivity of Si-substituted Fe2VAl epilayers
K. Kudo, S. Yamada, J. Chikada, Y. Shimanuki, T. Ishibe, S. Abo, H. Miyazaki, Y. Nishino, Y. Nakamura, K. Hamaya
Physical Review B Vol. 99 No. 5 p. 054201-1-054201-7 2019/02/01 Research paper (scientific journal)
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Enhanced thermoelectric performance of Ga-doped ZnO film by controlling crystal quality for transparent thermoelectric films
Atsuki Tomeda, Takafumi Ishibe, Tatsuhiko Taniguchi, Ryo Okuhata, Kentaro Watanabe, Yoshiaki Nakamura
THIN SOLID FILMS Vol. 666 p. 185-190 2018/11 Research paper (scientific journal)
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Methodology of thermoelectric power factor enhancement by controlling nanowire interface
Takafumi Ishibe, Atsuki Tomeda, Kentaro Watanabe, Yoshinari Kamakura, Nobuya Mori, Nobuyasu Naruse, Yutaka Mera, Yuichiro Yamashita, Yoshiaki Nakamura
ACS Applied Materials & Interfaces Vol. 10 No. 43 p. 37709-37716 2018/10 Research paper (scientific journal)
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Thermoelectric properties of epitaxial Ge thin films on Si(001) with strong crystallinity dependence
Tatsuhiko Taniguchi, Takafumi Ishibe, Hiroki Miyamoto, Yuichiro Yamashita, Yoshiaki Nakamura
Applied Physics Express Vol. 11 No. 11 p. 111301-1-111301-1-4 2018/10 Research paper (scientific journal)
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Resistive switching at the high quality metal/insulator interface in Fe3O4/SiO2/a-FeSi2/Si stacking structure
Takafumi Ishibe, Tsubasa Kurokawa, Nobuyasu Naruse, Yoshiaki Nakamura
Applied Physics Letters Vol. 113 p. 141601-1-5 2018/10 Research paper (scientific journal)
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Areal density control of ZnO nanowires in physical vapor transport using Ge nanocrystals
Takafumi Ishibe, Tatsuhiko Taniguchi, Tsukasa Terada, Atsuki Tomeda, Kentaro Watanabe, Yoshiaki Nakamura
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 57 No. 8 p. 08NB07-1-5 2018/07 Research paper (scientific journal)
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Growth of epitaxial FeGeg nanocrystals with incommensurate Nowtny chimney-ladder phase on Si substrate
Tsukasa Terada, Takafumi Ishibe, Kentaro Watanabe, Yoshiaki Nakamura
Vol. 57 2018/06 Research paper (scientific journal)
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Effect of Fe-V nonstoichiometry on electrical and thermoelectric properties of Fe2VAl films
Kohei Kudo, Shinya Yamada, Jinichiro Chikada, Yuta Shimakuni, Yoshiaki Nakamura, Kohei Hamaya
Japanese Journal of Applied Physics Vol. 57 2018/02 Research paper (scientific journal)
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Ultimate Confinement of Phonon Propagation in Silicon Nanocrystalline Structure
Takafumi Oyake, Lei Feng, Takuma Shiga, Masayuki Isogawa, Yoshiaki Nakamura, Junichiro Shiomi
Physical Review Letters Vol. 120 No. 4 2018/01/25 Research paper (scientific journal)
Publisher: American Physical Society
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Resistive switching characteristics of isolated core-shell iron oxide/germanium nanocrystals epitaxially grown on Si substrates
Hideki Matsui, Takafumi Ishibe, Tsukasa Terada, Shunya Sakane, Kentaro Watanabe, Shotaro Takeuchi, Akira Sakai, Shigeru Kimura, Yoshiaki Nakamura
Applied Physics Letters Vol. 112 No. 3 2018/01/15 Research paper (scientific journal)
Publisher: American Institute of Physics Inc.
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Nanostructure design for drastic reduction of thermal conductivity while preserving high electrical conductivity
Yoshiaki Nakamura
Science and Technology of Advanced Materials Vol. 19 No. 1 p. 31-43 2018/01/01 Research paper (scientific journal)
Publisher: Taylor and Francis Ltd.
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Nanostructure design for control of phonon andelectron transports
Nakamura Yoshiaki, Watanabe Kentaro
ECS Transactions Vol. 80 No. 1 p. 93-100 2017/10 Research paper (international conference proceedings)
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Low thermal conductivity of thermoelectric Fe2VAl films
Shinya Yamada, Kohei Kudo, Ryo Okuhata, Jinichiro Chikada, Yoshiaki Nakamura, Kohei Hamaya
Applied Physics Express Vol. 10 2017/10 Research paper (scientific journal)
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Epitaxial multilayers of beta-FeSi2 nanodots/Si for Si-based nanostructured electronic materials
Shunya Sakane, Masayuki Isogawa, Kentaro Watanabe, Jun Kikkawa, Shotaro Takeuchi, Akira Sakai, Yoshiaki Nakamura
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A Vol. 35 No. 4 2017/07 Research paper (scientific journal)
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Embedded-ZnO Nanowire Structure for High-Performance Transparent Thermoelectric Materials
Takafumi Ishibe, Atsuki Tomeda, Kentaro Watanabe, Jun Kikkawa, Takeshi Fujita, Yoshiaki Nakamura
JOURNAL OF ELECTRONIC MATERIALS Vol. 46 No. 5 p. 3020-3024 2017/05 Research paper (scientific journal)
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Thermal Conductivity Measurement of Thermoelectric Thin Films by a Versatility-Enhanced 2 omega Method
Ryo Okuhata, Kentaro Watanabe, Satoaki Ikeuchi, Akihiro Ishida, Yoshiaki Nakamura
JOURNAL OF ELECTRONIC MATERIALS Vol. 46 No. 5 p. 3089-3096 2017/05 Research paper (scientific journal)
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Thermoelectric Properties of Epitaxial beta-FeSi2 Thin Films on Si(111) and Approach for Their Enhancement
Tatsuhiko Taniguchi, Shunya Sakane, Shunsuke Aoki, Ryo Okuhata, Takafumi Ishibe, Kentaro Watanabe, Takeyuki Suzuki, Takeshi Fujita, Kentarou Sawano, Yoshiaki Nakamura
JOURNAL OF ELECTRONIC MATERIALS Vol. 46 No. 5 p. 3235-3241 2017/05 Research paper (scientific journal)
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Thermoelectric properties of epitaxial beta-FeSi2 thin films grown on Si(111) substrates with various film qualities
Kentaro Watanabe, Tatsuhiko Taniguchi, Shunya Sakane, Shunsuke Aoki, Takeyuki Suzuki, Takeshi Fujita, Yoshiaki Nakamura
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 56 No. 5 p. 05DC04-1-05DC04-5 2017/05 Research paper (scientific journal)
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INDEPENDENT CONTROL OF PHONON AND ELECTRON TRANSPORT IN SI-BASED NANOARCHITECTURES WITH EPITAXIAL GE NANODOTS
Watanabe Kentaro, Yamasaka Shuto, Ishibe Takafumi, Sakane Shunya, Sawano Kentarou, Nakamura Yoshiaki
Proceedings of 1st Asian Conference onThermal Sciences 2017 (ACTS 2017) p. 1-3 2017/03 Research paper (international conference proceedings)
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極薄Si酸化膜技術を用いたナノ構造界面設計による熱電物性制御
中村芳明
セラミックス Vol. 52 p. 71-77 2017/02
Publisher: (公社)日本セラミックス協会
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Study on the influence of different trench-patterned templates on the crystalline microstructure of AIN epitaxial films by X-ray microdiffraction
Dinh Thanh Khan, Shotaro Takeuchi, Yoshiaki Nakamura, Kunihiko Nakamura, Takuji Arauchi, Hideto Miyake, Kazumasa Hiramatsu, Yasuhiko Imai, Shigeru Kimura, Akira Sakai
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 56 No. 2 p. 025502-1-025502-5 2017/02 Research paper (scientific journal)
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Amorphous/epitaxial superlattice for thermoelectric application
Akihiro Ishida, Hoang Thi Xuan Thao, Mamoru Shibata, Seisuke Nakashima, Hirokazu Tatsuoka, Hidenari Yamamoto, Yohei Kinoshita, Mamoru Ishikiriyama, Yoshiaki Nakamura
Japanese Journal of Applied Physics Vol. 55 No. 8 2016/08/01 Research paper (scientific journal)
Publisher: Japan Society of Applied Physics
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Effect of Fe coating of nucleation sites on epitaxial growth of Fe oxide nanocrystals on Si substrates
Takafumi Ishibe, Kentaro Watanabe, Yoshiaki Nakamura
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 55 No. 8 2016/08 Research paper (scientific journal)
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Nanostructure driven defect control in GaN grown by the Na flux method
A. Sakai, H. Asazu, S. Takeuchi, Y. Nakamura, M.Imanishi, M. Imade, Y. Mori
2016/06 Research paper (international conference proceedings)
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Epitaxial iron oxide nanocrystals with memory function grown on Si substrates
Takafumi Ishibe, Hideki Matsui, Kentaro Watanabe, Shotaro Takeuchi, Akira Sakai, Yoshiaki Nakamura
APPLIED PHYSICS EXPRESS Vol. 9 No. 5 2016/05 Research paper (scientific journal)
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Fabrication of Carrier-Doped Si Nanoarchitecture for Thermoelectric Material by Ultrathin SiO2 Film Technique
Tomohiro Ueda, Shunya Sakane, Takafumi Ishibe, Kentaro Watanabe, Shotaro Takeuchi, Akira Sakai, Yoshiaki Nakamura
JOURNAL OF ELECTRONIC MATERIALS Vol. 45 No. 3 p. 1914-1920 2016/03 Research paper (scientific journal)
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Independent control of electrical and heat conduction by nanostructure designing for Si-based thermoelectric materials
Shuto Yamasaka, Kentaro Watanabe, Shunya Sakane, Shotaro Takeuchi, Akira Sakai, Kentarou Sawano, Yoshiaki Nakamura
SCIENTIFIC REPORTS Vol. 6 No. 22838 p. 1-8 2016/03 Research paper (scientific journal)
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Arbitrary cross-section SEM-cathodoluminescence imaging of growth sectors and local carrier concentrations within micro-sampled semiconductor nanorods
Kentaro Watanabe, Takahiro Nagata, Seungjun Oh, Yutaka Wakayama, Takashi Sekiguchi, Janos Volk, Yoshiaki Nakamura
NATURE COMMUNICATIONS Vol. 7 2016/02 Research paper (scientific journal)
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Dislocation confinement in the growth of Na flux GaN on metalorganic chemical vapor deposition-GaN
S. Takeuchi, H. Asazu, M. Imanishi, Y. Nakamura, M. Imade, Y. Mori, A. Sakai
JOURNAL OF APPLIED PHYSICS Vol. 118 No. 24 2015/12 Research paper (scientific journal)
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ナノドットを用いたシリコン熱電変換材料の開発と応用
中村 芳明
エネルギーデバイス Vol. 3 No. 1 p. 48-50 2015/10
Publisher: 技術情報教会
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Phonon transport control by nanoarchitecture including epitaxial Ge nanodots for Si-based thermoelectric materials
Shuto Yamasaka, Yoshiaki Nakamura, Tomohiro Ueda, Shotaro Takeuchi, Akira Sakai
SCIENTIFIC REPORTS Vol. 5 No. 14490 p. 1-9 2015/10 Research paper (scientific journal)
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Semiconducting Silicides Green Technology FOREWORD
Tanemasa Asano, Takashi Suemasu, Yoshikazu Terai, Taizou Sadoh, Motoharu Imai, Motofumi Suzuki, Yoshiaki Nakamura, Yoshihito Maeda
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 54 No. 7 2015/07
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Formation of epitaxial nanodots on Si substrates with controlled interfaces and their application
Yoshiaki Nakamura, Masakazu Ichikawa
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 54 No. 7 2015/07 Research paper (scientific journal)
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Fabrication of Si Thermoelectric Nanomaterials Containing Ultrasmall Epitaxial Ge Nanodots with an Ultrahigh Density
Shuto Yamasaka, Yoshiaki Nakamura, Tomohiro Ueda, Shotaro Takeuchi, Yuta Yamamoto, Shigeo Arai, Takayoshi Tanji, Nobuo Tanaka, Akira Sakai
JOURNAL OF ELECTRONIC MATERIALS Vol. 44 No. 6 p. 2015-2020 2015/06 Research paper (scientific journal)
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Thickness and growth condition dependence of crystallinity in semipolar (20-21) GaN films grown on (22-43) patterned sapphire substrates
Shotaro Takeuchi, Toshiro Uchiyama, Takuji Arauchi, Yasuhiro Hashimoto, Yoshiaki Nakamura, Keisuke Yamane, Narihito Okada, Kazuyuki Tadatomo, Akira Sakai
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS Vol. 252 No. 5 p. 1142-1148 2015/05 Research paper (scientific journal)
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Crystalline property analysis of semipolar (20-21) GaN on (22-43) patterned sapphire substrate by X-ray microdiffraction and transmission electron microscopy
Takuji Arauchi, Shotaro Takeuchi, Yasuhiro Hashimoto, Yoshiaki Nakamura, Keisuke Yamane, Narihito Okada, Yasuhiko Imai, Shigeru Kimura, Kazuyuki Tadatomo, Akira Sakai
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS Vol. 252 No. 5 p. 1149-1154 2015/05 Research paper (scientific journal)
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Formation and optical properties of Ge films grown on Si(111) substrates using nanocontact epitaxy
Kazuki Tanaka, Yoshiaki Nakamura, Shuto Yamasaka, Jun Kikkawa, Takenobu Sakai, Akira Sakai
APPLIED SURFACE SCIENCE Vol. 325 No. 15 p. 170-174 2015/01 Research paper (scientific journal)
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MicroscopiccrystallinestructureofathickAlN film grown on atrench-patternedAlN/α-Al2O3 template
D.T.Khan, S.Takeuchi, Yoshiaki Nakamura, K.Nakamura, T.Arauchi, H.Miyake, K. Hiramatsu, Y.Imai, S.Kimura, A.Sakai
J. Cryst. Growth Vol. 411 p. 38-44 2014/11 Research paper (scientific journal)
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Self-assembly of Ge clusters on highly oriented pyrolytic graphite surfaces
Masayuki Shimonaka, Yoshiaki Nakamura, Jun Kikkawa, Akira Sakai
SURFACE SCIENCE Vol. 628 p. 82-85 2014/10 Research paper (scientific journal)
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Behaviors of dislocations in GaN crystals grown on point seeds in the Na-Flux coalescence growth
M. Imanishi, K. Murakami, K. Nakamura, H. Imabayashi, H. Takazawa, D. Matsuo, Y. Todoroki, M. Maruyama, H. Asazu, S. Takeuchi, Y. Nakamura, A. Sakai, M. Imade, M. Yoshimura, Y. Mori
2014/08 Research paper (international conference proceedings)
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Electrical conduction characteristics of single crystal and directly-bonded Nb-doped SrTiO3
R. Asada, S. Kondo, S. Takeuchi, Y. Sugi, Y. Nakamura, A. Sakai
2014/08 Research paper (international conference proceedings)
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Ultrathin-body Ge-on-insulator wafers fabricated with strongly bonded thin Al2O3/SiO2 hybrid buried oxide layers
Yoshihiko Moriyama, Keiji Ikeda, Shotaro Takeuchi, Yuuichi Kamimuta, Yoshiaki Nakamura, Koji Izunome, Akira Sakai, Tsutomu Tezuka
APPLIED PHYSICS EXPRESS Vol. 7 No. 8 2014/08 Research paper (scientific journal)
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Impact ionization of excitons in Ge/Si structures with Ge quantum dots grown on the oxidized Si(100) surfaces
A. A. Shklyaev, O. A. Shegai, Y. Nakamura, M. Ichikawa
Journal of Applied Physics Vol. 115 No. 20 2014/05/28 Research paper (scientific journal)
Publisher: American Institute of Physics Inc.
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Anisotropic crystalline morphology of epitaxial thick AlN films grown on triangular-striped AlN/sapphire template
Takuji Arauchi, Shotaro Takeuchi, Kunihiko Nakamura, Dinh Thanh Khan, Yoshiaki Nakamura, Hideto Miyake, Kazumasa Hiramatsu, Akira Sakai
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE Vol. 211 No. 4 p. 731-735 2014/04 Research paper (scientific journal)
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Dislocation behavior of surface-oxygen-concentration controlled Si wafers
Hirotada Asazu, Shotaro Takeuchi, Hiroya Sannai, Haruo Sudo, Koji Araki, Yoshiaki Nakamura, Koji Izunome, Akira Sakai
THIN SOLID FILMS Vol. 557 p. 106-109 2014/04 Research paper (scientific journal)
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Improvement effect of electrical properties in post- annealed waferbonded Ge(001)- OI substrate
Shuto Yamasaka, Yoshiaki Nakamura, Osamu Yoshitake, Jun Kikkawa, Koji Izunome, Akira Sakai
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE Vol. 211 No. 3 p. 601-605 2014/03 Research paper (scientific journal)
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Luminescence properties of Si-capped beta-FeSi2 nanodots epitaxially grown on Si(001) and (111) substrates
Shogo Amari, Yoshiaki Nakamura, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 115 No. 8 2014/02 Research paper (scientific journal)
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Local strain distribution in AlN thick films analyzed by X-ray microdiffraction
Dinh Thanh Khan, Shotaro Takeuchi, Yoshiaki Nakamura, Hideto Miyake, Kazumasa Hiramatsu, Yoshihiko Imai, Shigeru Kimura, Akira Sakai
Materials Science Forum Vol. 783-786 p. 2016-2021 2014 Research paper (international conference proceedings)
Publisher: Trans Tech Publications Ltd
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Improvement of Current Drive of Ge-nMISFETs by Epitaxially Grown n(+)-Ge:P Source and Drain
Yoshihiko Moriyama, Yuuichi Kamimuta, Yoshiki Kamata, Keiji Ikeda, Shotaro Takeuchi, Yoshiaki Nakamura, Akira Sakai, Tsutomu Tezuka
2014 7TH INTERNATIONAL SILICON-GERMANIUM TECHNOLOGY AND DEVICE MEETING (ISTDM) p. 35-36 2014 Research paper (international conference proceedings)
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Nanoscale-resolved near-infrared photoabsorption spectroscopy and imaging of individual gallium antimonide quantum dots
Nobuyasu Naruse, Yoshiaki Nakamura, Yutaka Mera, Masakazu Ichikawa, Koji Maeda
Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics Vol. 32 No. 1 2014/01/01 Research paper (scientific journal)
Publisher: American Institute of Physics Inc.
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Control of epitaxial growth of Fe-based nanocrystals on Si substrates using well-controlled nanometer-sized interface
Yoshiaki Nakamura, Ryota Sugimoto, Takafumi Ishibe, Hideki Matsui, Jun Kikkawa, Akira Sakai
JOURNAL OF APPLIED PHYSICS Vol. 115 No. 4 2014/01 Research paper (scientific journal)
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Microscopic structure analysis of a thick AIN film grown on a trench-patterned AIN/sapphire template by X-ray microdiffraction
D. T. Khan, S. Takeuchi, K. Nakamura, T. Arauchi, Y. Nakamura, H. Miyake, K. Hiramatsu, Y. Imai, S. Kimura, A. Sakai
2013/09 Research paper (international conference proceedings)
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Variation of local residual strain and twist angle in growth direction of AIN films on trench-patterned 6H-SiC substrates
K. Nakamura, S. Takeuchi, D. T. Khan, T. Arauchi, Y. Nakamura, H. Miyake, K. Hiramatsu, Y. Imai, S. Kimura, A. Sakai
2013/09 Research paper (international conference proceedings)
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Characterization of Ge Films on Si(001) Substrates Grown by Nanocontact Epitaxy
Wataru Ikeda, Yoshiaki Nakamura, Shogo Okamoto, Shotaro Takeuchi, Jun Kikkawa, Masakazu Ichikawa, Akira Sakai
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 52 No. 9 2013/09 Research paper (scientific journal)
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Influence of nanometer-sized interface on reaction of iron nanocrystals epitaxially grown on silicon substrates with oxygen gas
Hironobu Hamanaka, Yoshiaki Nakamura, Takafumi Ishibe, Jun Kikkawa, Akira Sakai
JOURNAL OF APPLIED PHYSICS Vol. 114 No. 11 2013/09 Research paper (scientific journal)
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Microstructure and interdiffusion behaviour of β-FeSi2 flat islands grown on Si(111) surfaces
Sung-Pyo Cho, Yoshiaki Nakamura, Jun Yamasaki, Eiji Okunishi, Masakazu Ichikawa, Nobuo Tanaka
Journal of Applied Crystallography Vol. 46 No. 4 p. 1076-1080 2013/08 Research paper (scientific journal)
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Conductive optical-fiber STM probe for local excitation and collection of cathodoluminescence at semiconductor surfaces
Kentaro Watanabe, Yoshiaki Nakamura, Masakazu Ichikawa
OPTICS EXPRESS Vol. 21 No. 16 p. 19261-19268 2013/08 Research paper (scientific journal)
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Reduction of contact resistance on selectively grown phosphorus-doped n+-Ge layers
Y. Moriyama, Y. Kamata, K. Ikeda, S. Takeuchi, Y. Nakamura, A. Sakai, T. Tezuka
8th International Conference on Si Epitaxy and Heterostructures/6th International Symposium on Control of Semiconductor Interfaces (ICSI-8/ISCSI-VI) 2013/06 Research paper (international conference proceedings)
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Semiconductor wafer bonding -Structural and electrical characteristics of GeOI substrates
A. Sakai, S. Yamasaka, Y. Moriyama, J. Kikkawa, S. Takeuchi, Y. Nakamura, T. Tezuka, K. Izunome
2013 Asia-Pacific Workshop on Fundamentals and applications of Advanced Semmiconductor Devices 2013/06
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Fabrication of bonded GeOI substrates with thin Al2O3/SiO2 buried oxide layers
Yoshihiko Moriyama, Keiji Ikeda, Yuuichi Kamimuta, Minoru Oda, Toshifumi Irisawa, Yoshiaki Nakamura, Akira Sakai, Tsutomu Tezuka
SOLID-STATE ELECTRONICS Vol. 83 p. 42-45 2013/05 Research paper (scientific journal)
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Formation mechanism of peculiar structures on vicinal Si(1 1 0) surfaces
M. Yamashita, Y. Nakamura, R. Sugimoto, J. Kikkawa, K. Izunome, A. Sakai
Applied Surface Science Vol. 267 No. 15 p. 53-57 2013/02/15 Research paper (scientific journal)
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Investigating the origin of intense photoluminescence in Si capping layer on Ge1-xSnx nanodots by transmission electron microscopy
Jun Kikkawa, Yoshiaki Nakamura, Norihito Fujinoki, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 113 No. 7 2013/02 Research paper (scientific journal)
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Structural analysis of vicinal Si(110) surfaces with various off-angles
M. Yamashita, Y. Nakamura, A. Yamamoto, J. Kikkawa, K. Izunome, A. Sakai
APPLIED SURFACE SCIENCE Vol. 267 No. 15 p. 136-140 2013/02 Research paper (scientific journal)
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Cross-sectional X-ray microdiffraction study of a thick AlN film grown on a trench-patterned AlN/α-Al<inf>2</inf>O<inf>3</inf> template
D. T. Khan, S. Takeuchi, J. Kikkawa, Y. Nakamura, H. Miyake, K. Hiramatsu, Y. Imai, S. Kimura, O. Sakata, A. Sakai
Journal of Crystal Growth Vol. 381 p. 37-42 2013 Research paper (scientific journal)
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Distribution of Local Strain in Facet Controlled ELO (FACELO) GaN by X-ray Micro Diffraction
K. Nakamura, S. Harada, D. T. Khan, J. Kikkawa, S. Takeuchi, Y. Nakamura, H. Miyake, K. Hiramatsu, Y. Imai, S. Kimura, A. Sakai
2012/12
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GOI substrates -Fabrication and characterization-
A. Sakai, S. Yamasaka, J. Kikkawa, Y. Nakamura, Y. Moriyama, T. Tezuka, S. Takeuchi, K. Izunome
ECS Transactions Vol. 50 No. 9 p. 709-725 2012/10 Research paper (scientific journal)
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Electron-beam-induced current study of electrocal property change at SrTiO3 bicrystal interface induced by forming process
T. Kato, Y. Nakamura, P. P. T. Son, J. Kikkawa, A. Sakai
Materials Science Forum Vol. 725 p. 261-264 2012/06 Research paper (scientific journal)
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Scanning tunneling microscope-based local electroluminescence spectroscopy of p-AlGaAs/i-GaAs/n-AlGaAs double heterostructure
Kentaro Watanabe, Masakazu Ichikawa, Yoshiaki Nakamura, Shigeyuki Kuboya, Ryuji Katayama, Kentaro Onabe
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B Vol. 30 No. 2 2012/03 Research paper (scientific journal)
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Vertical dislocations in Ge films selectively grown in submicron Si windows of patterned substrates
S. Harada, J. Kikkawa, Y. Nakamura, G. Wang, M. Caymax, A. Sakai
THIN SOLID FILMS Vol. 520 No. 8 p. 3245-3248 2012/02 Research paper (scientific journal)
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Electrical characterization of wafer-bonded Ge(111)-on-insulator substrates using four-point-probe pseudo-metal-oxide-semiconductor field-effect transistor method
K. Minami, Y. Nakamura, S. Yamasaka, O. Yoshitake, J. Kikkawa, K. Izunome, A. Sakai
THIN SOLID FILMS Vol. 520 No. 8 p. 3232-3235 2012/02 Research paper (scientific journal)
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High density iron silicide nanodots formed by ultrathin SiO2 film technique
Yoshiaki Nakamura
Procedia Engineering Vol. 36 p. 382-387 2012 Research paper (international conference proceedings)
Publisher: Elsevier Ltd
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Scanning tunneling microscope-based local electroluminescence spectroscopy of p-AlGaAs/i-GaAs/n-AlGaAs double heterostructure
Kentaro Watanabe, Masakazu Ichikawa, Yoshiaki Nakamura, Shigeyuki Kuboya, Ryuji Katayama, Kentaro Onabe
Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics Vol. 30 No. 2 2012 Research paper (scientific journal)
Publisher: AVS Science and Technology Society
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Nanocontact Epitaxy of Thin Films on Si Substrates Using Nanodot Seeds Fabricated by Ultrathin SiO2 Film Technique
Yoshiaki Nakamura, Masakazu Ichikawa
DIELECTRICS FOR NANOSYSTEMS 5: MATERIALS SCIENCE, PROCESSING, RELIABILITY, AND MANUFACTURING -AND-TUTORIALS IN NANOTECHNOLOGY: MORE THAN MOORE - BEYOND CMOS EMERGING MATERIALS AND DEVICES Vol. 45 No. 3 p. 41-45 2012 Research paper (international conference proceedings)
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Epitaxial Growth of Iron-Silicide Nanodots on Si Substrates Using Ultrathin SiO2 Film Technique and Their Physical Properties
Yoshiaki Nakamura, Masakazu Ichikawa
LOW-DIMENSIONAL NANOSCALE ELECTRONIC AND PHOTONIC DEVICES 5 -AND- STATE-OF-THE-ART PROGRAM ON COMPOUND SEMICONDUCTORS 54 (SOTAPOCS 54) Vol. 50 No. 6 p. 65-70 2012 Research paper (international conference proceedings)
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Fabrication of bonded GeOI substrates with thin Al 2O 3/SiO 2 buried oxide layers
Yoshihiko Moriyama, Keiji Ikeda, Yuuichi Kamimuta, Minoru Oda, Toshifumi Irisawa, Yoshiaki Nakamura, Akira Sakai, Tsutomu Tezuka
2012 International Silicon-Germanium Technology and Device Meeting, ISTDM 2012 - Proceedings p. 34-35 2012 Research paper (international conference proceedings)
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Luminescence at 1.5 mu m from Si/GeSn nanodot/Si structures
Yoshiaki Nakamura, Norihito Fujinoki, Masakazu Ichikawa
JOURNAL OF PHYSICS D-APPLIED PHYSICS Vol. 45 No. 3 2012/01 Research paper (scientific journal)
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Preface
Yoshihito Maeda, Yoshikazu Terai, Kevin P. Homewood, Kenichi Takarabe, Kenji Yamaguchi, Motofumi Suzuki, Taizoh Sadoh, Yoshiaki Nakamura
Thin Solid Films Vol. 519 No. 24 2011/10/03 Research paper (scientific journal)
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Selected Papers from the Asia-Pacific Conference on Semiconducting Silicides Science and Technology Towards Sustainable Optoelectronics (APAC-SILICIDE 2010) Tsukuba, July 24-26, 2010 Preface
Yoshihito Maeda, Yoshikazu Terai, Kevin P. Homewood, Kenichi Takarabe, Kenji Yamaguchi, Motofumi Suzuki, Taizoh Sadoh, Yoshiaki Nakamura
THIN SOLID FILMS Vol. 519 No. 24 p. 8433-8433 2011/10
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Photoabsorption properties of beta-FeSi2 nanoislands grown on Si(111) and Si(001): Dependence on substrate orientation studied by nano-spectroscopic measurements
Nobuyasu Naruse, Yoshiaki Nakamura, Yutaka Mera, Masakazu Ichikawa, Koji Maeda
THIN SOLID FILMS Vol. 519 No. 24 p. 8477-8479 2011/10 Research paper (scientific journal)
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Fe3Si nanodots epitaxially grown on Si(111) substrates using ultrathin SiO2 film technique
Yoshiaki Nakamura, Kenjiro Fukuda, Shogo Amari, Masakazu Ichikawa
THIN SOLID FILMS Vol. 519 No. 24 p. 8512-8515 2011/10 Research paper (scientific journal)
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Structural Analysis of Si-Based Nanodot Arrays Self-Organized by Selective Etching of SiGe/Si Films
Masahiko Takahashi, Yoshiaki Nakamura, Jun Kikkawa, Osamu Nakatsuka, Shigeaki Zaima, Akira Sakai
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 8 2011/08 Research paper (scientific journal)
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Development of Novel System Combining Scanning Tunneling Microscope-Based Cathodoluminescence and Electroluminescence Nanospectroscopies
Kentaro Watanabe, Yoshiaki Nakamura, Shigeyuki Kuboya, Ryuji Katayama, Kentaro Onabe, Masakazu Ichikawa
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 8 2011/08 Research paper (scientific journal)
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Epitaxial Growth of High Quality Ge Films on Si(001) Substrates by Nanocontact Epitaxy
Yoshiaki Nakamura, Akiyuki Murayama, Masakazu Ichikawa
CRYSTAL GROWTH & DESIGN Vol. 11 No. 7 p. 3301-3305 2011/07 Research paper (scientific journal)
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Nanocontact heteroepitaxy of thin GaSb and AlGaSb films on Si substrates using ultrahigh-density nanodot seeds
Yoshiaki Nakamura, Takafumi Miwa, Masakazu Ichikawa
NANOTECHNOLOGY Vol. 22 No. 26 2011/07 Research paper (scientific journal)
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Effect of Low-Energy Ga Ion Implantation on Selective Growth of Gallium Nitride Layer on Silicon Nitride Surfaces Using Metal Organic Chemical Vapor Deposition
Kazuya Isiizumi, Jun Kikkawa, Yoshiaki Nakamura, Akira Sakai, Junichi Yanagisawa
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 6 2011/06 Research paper (scientific journal)
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X-ray microdiffraction investigation of crystallinity and strain relaxation in Ge thin lines selectively grown on Si(001) substrates
Kouhei Ebihara, Jun Kikkawa, Yoshiaki Nakamura, Akira Sakai, Gang Wang, Matty Caymax, Yasuhiko Imai, Shigeru Kimura, Osami Sakata
SOLID-STATE ELECTRONICS Vol. 60 No. 1 p. 26-30 2011/06 Research paper (scientific journal)
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Electrical Characterization of Wafer-Bonded Germanium-on-Insulator Substrates Using a Four-Point-Probe Pseudo-Metal-Oxide-Semiconductor Field-Effect Transistor
Yuji Iwasaki, Yoshiaki Nakamura, Jun Kikkawa, Motoki Sato, Eiji Toyoda, Hiromichi Isogai, Koji Izunome, Akira Sakai
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 4 2011/04 Research paper (scientific journal)
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Annealing Effects on Ge/SiO2 Interface Structure in Wafer-Bonded Germanium-on-Insulator Substrates
Osamu Yoshitake, Jun Kikkawa, Yoshiaki Nakamura, Eiji Toyoda, Hiromichi Isogai, Koji Izunome, Akira Sakai
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 4 2011/04 Research paper (scientific journal)
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Self-organization of two-dimensional SiGe nanodot arrays using selective etching of pure-edge dislocation network
Yoshiaki Nakamura, Masahiko Takahashi, Tatsuki Fujiwara, Jun Kikkawa, Akira Sakai, Osamu Nakatsuka, Shigeaki Zaima
JOURNAL OF APPLIED PHYSICS Vol. 109 No. 4 2011/02 Research paper (scientific journal)
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Microscopic structure of directly bonded silicon substrates
Tetsuji Kato, Yuji Ohara, Takaya Ueda, Jun Kikkawa, Yoshiaki Nakamura, Akira Sakai, Osamu Nakatsuka, Masaki Ogawa, Shigeaki Zaima, Eiji Toyoda, Hiromichi Isogai, Takeshi Senda, Kouji Izunome, Hiroo Tajiri, Osamu Sakata, Shigeru Kimura
Key Engineering Materials Vol. 470 p. 164-170 2011 Research paper (international conference proceedings)
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Structural Change during the Formation of Directly Bonded Silicon Substrates
Tetsuji Kato, Takaya Ueda, Yuji Ohara, Jun Kikkawa, Yoshiaki Nakamura, Akira Sakai, Osamu Nakatsuka, Shigeaki Zaima, Eiji Toyoda, Kouji Izunome, Yasuhiko Imai, Shigeru Kimura, Osamu Sakata
TECHNOLOGY EVOLUTION FOR SILICON NANO-ELECTRONICS Vol. 470 p. 158-+ 2011 Research paper (international conference proceedings)
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Formation and Magnetic Properties of Ultrahigh Density Fe3Si Nanodots Epitaxially Grown on Si(111) Substrates Covered with Ultrathin SiO2 Films
Yoshiaki Nakamura, Shogo Amari, Sung-Pyo Cho, Nobuo Tanaka, Masakazu Ichikawa
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 50 No. 1 2011/01 Research paper (scientific journal)
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Self-organization and Self-repair of a Two-dimensional Nanoarray of Ge Quantum Dots Epitaxially Grown on Si Substrates using Ultrathin SiO2 Films
Yoshiaki NAKAMURA, Akiyuki MURAYAMA, Ryoko WATANABE, Tomokazu IYODA, Masakazu ICHIKAWA
J. Surf. Sci. Soc. Jpn. Vol. 31 No. 12 p. 626-631 2010/12
Publisher: The Surface Science Society of Japan
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Two-dimensional nanoarray of SiGe epitaxial nanodots self-organized by selective etching of edge dislocation network
Y. Nakamura, M. Takahashi, J. Kikkawa, O. Nakatsuka, S. Zaima, A. Sakai
2010 Material Research Society Fall Meeting 2010/11 Research paper (international conference proceedings)
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X-ray Microdiffraction Study on Crystallinity of Micron-Sized Ge Films Selectively Grown on Si(001) Substrates
K. Ebihara, S. Harada, J. Kikkawa, Y. Nakamura, A. Sakai, G. Wang, M. Caymax, Y. Imai, S. Kimura, O. Sakata
ECS Transactions Vol. 33 No. 6 p. 887-892 2010/10 Research paper (scientific journal)
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Structural change of direct silicon bonding substrates by interfacial oxide out-diffusion annealing
T. Kato, Y. Nakamura, J. Kikkawa, A. Sakai, E. Toyoda, K. Izunome, O. Nakatsuka, S. Zaima, Y. Imai, S. Kimura, O. Sakata
THIN SOLID FILMS Vol. 518 No. 6 p. S147-S150 2010/01 Research paper (scientific journal)
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Photoluminescence from Si-capped GeSn nanodots on Si substrates formed using an ultrathin SiO2 film technique
Yoshiaki Nakamura, Norihiko Fujinoki, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 106 No. 1 2009/07 Research paper (scientific journal)
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Scanning tunneling microscope-cathodoluminescence measurement of the GaAs/AlGaAs heterostructure
Kentaro Watanabe, Yoshiaki Nakamura, Masakazu Ichikawa, Shigeyuki Kuboya, Ryuji Katayama, Kentaro Onabe
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B Vol. 27 No. 4 p. 1874-1880 2009/07 Research paper (scientific journal)
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Defect-related light emission in the 1.4-1.7 mu m range from Si layers at room temperature
A. A. Shklyaev, Y. Nakamura, F. N. Dultsev, M. Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 105 No. 6 2009/03 Research paper (scientific journal)
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Fourier-transform photoabsorption spectroscopy of quantum-confinement effects in individual GeSn nanodots
Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura, Masakazu Ichikawa, Koji Maeda
APPLIED PHYSICS LETTERS Vol. 94 No. 9 2009/03 Research paper (scientific journal)
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High resolution transmission electron microscopy study of iron-silicide nanodot structures grown on faintly oxidized Si (111) surfaces
Sung-Pyo Cho, Yoshiaki Nakamura, Masakazu Ichikawa, Nobuo Tanaka
THIN SOLID FILMS Vol. 517 No. 9 p. 2865-2870 2009/03 Research paper (scientific journal)
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Formation and optical properties of GaSb quantum dots epitaxially grown on Si substrates using an ultrathin SiO2 film technique
Yoshiaki Nakamura, Tomohiro Sugimoto, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 105 No. 1 2009/01 Research paper (scientific journal)
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Formation technology of high density nanodots epitaxially grown on Si substrates
Yoshiaki Nakamura, Masakazu Ichikawa
Vol. 134 23 2008/12
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Characterization of semiconductor nanostructures formed by using ultrathin Si oxide technology
M. Ichikawa, S. Uchida, A. A. Shklyaev, Y. Nakamura, S. -P. Cho, N. Tanaka
APPLIED SURFACE SCIENCE Vol. 255 No. 3 p. 669-671 2008/11 Research paper (scientific journal)
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Electric field modulation nanospectroscopy for characterization of individual beta-FeSi(2) nanodots
Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura, Masakazu Ichikawa, Koji Maeda
JOURNAL OF APPLIED PHYSICS Vol. 104 No. 7 2008/10 Research paper (scientific journal)
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Giant fullerenes formed on C(60) films irradiated with electrons field-emitted from scanning tunneling microscope tips
Yoshiaki Nakamura, Yutaka Mera, Koji Maeda
APPLIED SURFACE SCIENCE Vol. 254 No. 23 p. 7881-7884 2008/09 Research paper (scientific journal)
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Spatial resolution of imaging contaminations on the GaAs surface by scanning tunneling microscope-cathodoluminescence spectroscopy
Kentaro Watanabe, Yoshiaki Nakamura, Masakazu Ichikawa
APPLIED SURFACE SCIENCE Vol. 254 No. 23 p. 7737-7741 2008/09 Research paper (scientific journal)
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Self-assembled epitaxial growth of high density beta-FeSi2 nanodots on Si (001) and their spatially resolved optical absorption properties
Yoshiaki Nakamura, Shogo Amari, Nobuyasu Naruse, Yutaka Mera, Koji Maeda, Masakazu Ichikawa
CRYSTAL GROWTH & DESIGN Vol. 8 No. 8 p. 3019-3023 2008/08 Research paper (scientific journal)
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Local optical characterization related to Si cluster concentration in GaAs using scanning tunneling microscope cathodoluminescence spectroscopy
Kentaro Watanabe, Yoshiaki Nakamura, Masakazu Ichikawa
JAPANESE JOURNAL OF APPLIED PHYSICS Vol. 47 No. 7 p. 6109-6113 2008/07 Research paper (scientific journal)
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The enhanced signal of subgap centers in tip-probing photoabsorption spectroscopy with an assist of a subsidiary light
Nobuyasu Naruse, Yutaka Mera, Yoshiaki Nakamura, Masakazu Ichikawa, Koji Maeda
JOURNAL OF APPLIED PHYSICS Vol. 103 No. 4 2008/02 Research paper (scientific journal)
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Measurements of local optical properties of Si-doped GaAs (110) surfaces using modulation scanning tunneling microscope cathodoluminescence spectroscopy
Kentaro Watanabe, Yoshiaki Nakamura, Masakazu Ichikawa
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B Vol. 26 No. 1 p. 195-200 2008/01 Research paper (scientific journal)
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Epitaxial growth of ultrahigh density Ge(1-x)Sn(x) quantum dots on Si(111) substrates by codeposition of Ge and Sn on ultrathin SiO(2) films
Yoshiaki Nakamura, Akiko Masada, Sung-Pyo Cho, Nobuo Tanaka, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 102 No. 12 2007/12 Research paper (scientific journal)
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Fourier transform photoabsorption spectroscopy based on scanning tunneling microscopy
Nobuyasu Naruse, Yutaka Mera, Yo Fukuzawa, Yoshiaki Nakamura, Masakazu Ichikawa, Koji Maeda
JOURNAL OF APPLIED PHYSICS Vol. 102 No. 11 2007/12 Research paper (scientific journal)
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Quantum-size effect in uniform Ge-Sn alloy nanodots observed by photoemission Spectroscopy
Yasuo Nakayama, Keiko Takase, Toru Hirahara, Shuji Hasegawa, Taichi Okuda, Ayumi Harasawa, Iwao Matsuda, Yoshiaki Nakamura, Masakazu Ichikawa
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS Vol. 46 No. 45-49 p. L1176-L1178 2007/12 Research paper (scientific journal)
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The origin of spectral distortion in electric field modulation spectroscopy based on scanning tunneling microscopy
N. Naruse, Y. Mera, Y. Nakamura, M. Ichikawa, K. Maeda
SURFACE SCIENCE Vol. 601 No. 22 p. 5300-5303 2007/11 Research paper (scientific journal)
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Polymerization and depolymerization of fullerenes induced by hole injection from scanning tunneling microscope tips
Y. Mera, M. Yoshino, Y. Nakamura, K. Saishu, K. Maeda
SURFACE SCIENCE Vol. 601 No. 22 p. 5207-5211 2007/11 Research paper (scientific journal)
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Quantum-confinement effect in individual Ge1-xSnx quantum dots on Si(111) substrates covered with ultrathin SiO2 films using scanning tunneling spectroscopy
Yoshiaki Nakamura, Akiko Masada, Masakazu Ichikawa
APPLIED PHYSICS LETTERS Vol. 91 No. 1 2007/07 Research paper (scientific journal)
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Desorption of chlorine atoms on Si(111)-(7x7) surfaces induced by hole injection from scanning tunneling microscope tips
Yoshiaki Nakamura, Yutaka Mera, Koji Maeda
SURFACE SCIENCE Vol. 601 No. 10 p. 2189-2193 2007/05 Research paper (scientific journal)
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Influence of growth and annealing conditions on photoluminescence of Ge/Si layers grown on oxidized Si surfaces
A. A. Shklyaev, S-P Cho, Y. Nakamura, N. Tanaka, M. Ichikawa
JOURNAL OF PHYSICS-CONDENSED MATTER Vol. 19 No. 13 2007/04 Research paper (scientific journal)
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Quantum fluctuation of tunneling current in individual Ge quantum dots induced by a single-electron transfer
Yoshiaki Nakamura, Masakazu Ichikawa, Kentaro Watanabe, Yasuhiro Hatsugai
APPLIED PHYSICS LETTERS Vol. 90 No. 15 2007/04 Research paper (scientific journal)
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Photoluminescence of Si layers grown on oxidized Si surfaces
A. A. Shklyaev, Y. Nakamura, M. Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 101 No. 3 2007/02 Research paper (scientific journal)
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Observation of the quantum-confinement effect in individual beta-FeSi2 nanoislands epitaxially grown on Si(111) surfaces using scanning tunneling spectroscopy
Yoshiaki Nakamura, Ryota Suzuki, Masafumi Umeno, Sung-Pyo Cho, Nobuo Tanaka, Masakazu Ichikawa
APPLIED PHYSICS LETTERS Vol. 89 No. 12 2006/09 Research paper (scientific journal)
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Manipulating Ge quantum dots on ultrathin SixGe1-x oxide films using scanning tunneling microscope tips
Yoshiaki Nakamura, Hiroyuki Takata, Akiko Masada, Masakazu Ichikawa
SURFACE SCIENCE Vol. 600 No. 17 p. 3456-3460 2006/09 Research paper (scientific journal)
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Formation of ultrahigh density and ultrasmall coherent beta-FeSi2 nanodots on Si (111) substrates using Si and Fe codeposition method
Yoshiaki Nakamura, Yasushi Nagadomi, Sung-Pyo Cho, Nobuo Tanaka, Masakazu Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 100 No. 4 2006/08 Research paper (scientific journal)
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Photoluminescence of Ge/Si structures grown on oxidized Si surfaces
AA Shklyaev, S Nobuki, S Uchida, Y Nakamura, M Ichikawa
APPLIED PHYSICS LETTERS Vol. 88 No. 12 2006/03 Research paper (scientific journal)
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Quantum confinement observed in Ge nanodots on an oxidized Si surface
A Konchenko, Y Nakayama, Matsuda, I, S Hasegawa, Y Nakamura, M Ichikawa
PHYSICAL REVIEW B Vol. 73 No. 11 2006/03 Research paper (scientific journal)
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STM observations of photo-induced jumps of chlorine atoms chemisorbed on Si(111)-(7 x 7) surface
A Yajima, Y Nakamura, Y Mera, K Maeda
SURFACE SCIENCE Vol. 593 No. 1-3 p. 155-160 2005/11 Research paper (scientific journal)
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Observation of the quantum-confinement effect in individual Ge nanocrystals on oxidized Si substrates using scanning tunneling spectroscopy
Y Nakamura, K Watanabe, Y Fukuzawa, M Ichikawa
APPLIED PHYSICS LETTERS Vol. 87 No. 13 2005/09 Research paper (scientific journal)
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Formation of strained iron silicide nanodots by Fe deposition on Si nanodots on oxidized Si (111) surfaces
Yoshiaki Nakamura, Yasushi Nagadomi, Sung-Pyo Cho, Nobuo Tanaka, Masakazu Ichikawa
Physical Review B - Condensed Matter and Materials Physics Vol. 72 No. 7 2005/08/15 Research paper (scientific journal)
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Role of intermolecular separation in nanoscale patterning C-60 films by local injection of electrons from scanning tunneling microscope tip
Y Nakamura, Y Mera, K Maeda
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS Vol. 44 No. 42-45 p. L1373-L1376 2005 Research paper (scientific journal)
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Nonthermal decomposition of C-60 polymers induced by tunneling electron injection
Y Nakamura, F Kagawa, K Kasai, Y Mera, K Maeda
APPLIED PHYSICS LETTERS Vol. 85 No. 22 p. 5242-5244 2004/11 Research paper (scientific journal)
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Formation of ultrahigh density Ge nanodots on oxidized Ge/Si(111) surfaces
Y Nakamura, Y Nagadomi, K Sugie, N Miyata, M Ichikawa
JOURNAL OF APPLIED PHYSICS Vol. 95 No. 9 p. 5014-5018 2004/05 Research paper (scientific journal)
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Hopping motion of chlorine atoms on Si(100)-(2 x 1) surfaces induced by carrier injection from scanning tunneling microscope tips
Y Nakamura, Y Mera, K Maeda
SURFACE SCIENCE Vol. 531 No. 1 p. 68-76 2003/05 Research paper (scientific journal)
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Cluster reactions in C-60 films induced by electron injection from a scanning tunneling microscope tip
Y Nakamura, F Kagawa, K Kasai, Y Mera, K Maeda
SURFACE SCIENCE Vol. 528 No. 1-3 p. 151-155 2003/03 Research paper (scientific journal)
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Spreading effects in surface reactions induced by tunneling current injection from an STM tip
K Maeda, Y Nakamura
SURFACE SCIENCE Vol. 528 No. 1-3 p. 110-114 2003/03 Research paper (scientific journal)
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Nanoscale imaging of electronic surface transport probed by atom movements induced by scanning tunneling microscope current
Y Nakamura, Y Mera, K Maeda
PHYSICAL REVIEW LETTERS Vol. 89 No. 26 2002/12 Research paper (scientific journal)
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Structural change of radiation defects in graphite crystals induced by STM probing
O Tonomura, Y Mera, A Hida, Y Nakamura, T Meguro, K Maeda
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING Vol. 74 No. 2 p. 311-316 2002/02 Research paper (scientific journal)
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Spatially extended polymerization of C60 clusters induced by localized current injection from scanning tunneling microscope tips
Yoshiaki Nakamura, Yutaka Mera, Koji Maeda
Molecular Crystals and Liquid Crystals Science and Technology Section A: Molecular Crystals and Liquid Crystals Vol. 386 No. 1 p. 135-138 2002 Research paper (international conference proceedings)
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Chlorine atom diffusion on Si(111)-(7 x 7) surface enhanced by hole injection from scanning tunneling microscope tips
Y Nakamura, Y Mera, K Maeda
SURFACE SCIENCE Vol. 497 No. 1-3 p. 166-170 2002/01 Research paper (scientific journal)
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Diffusion of chlorine atoms on Si(111)-(7x7) surface enhanced by electron injection from scanning tunneling microscope tips
Y Nakamura, Y Mera, K Maeda
SURFACE SCIENCE Vol. 487 No. 1-3 p. 127-134 2001/07 Research paper (scientific journal)
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In situ scanning tunneling microscopic study of polymerization of C-60 clusters induced by electron injection from the probe tips
Y Nakamura, Y Mera, K Maeda
APPLIED PHYSICS LETTERS Vol. 77 No. 18 p. 2834-2836 2000/10 Research paper (scientific journal)
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A reproducible method to fabricate atomically sharp tips for scanning tunneling microscopy
Y Nakamura, Y Mera, K Maeda
REVIEW OF SCIENTIFIC INSTRUMENTS Vol. 70 No. 8 p. 3373-3376 1999/08 Research paper (scientific journal)
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Laser-induced Etching of Chlorinated Silicon Surfaces
Koji Maeda, Hirotaka Amasuga, Yoshiaki Nakamura, Yutaka Mera
J. Surf. Sci. Soc. Jpn. Vol. 20 No. 6 p. 393-400 1999/06
Publisher: The Surface Science Society of Japan