顔写真

PHOTO

Ryo MATSUMOTO
松本　良
Ryo MATSUMOTO
松本　良
Institutional repository
Graduate School of Engineering　Division of Materials and Manufacturing Science, Associate Professor

keyword Plastic deformation，Process tribology，Laser processing，Plastic joining，Forging，Mechanics of plasticity，Plastic working，Material processing

Institutional repository

Research History 6

  1. 2015 -
    Osaka University　Graduate School of Engineering

  2. 2012 -
    Osaka University　Graduate School of Engineering

  3. 2011 -
    Osaka University　Graduate School of Engineering

  4. 2007 -
    Osaka University　Graduate School of Engineering Science

  5. 2003 -
    Osaka University　Graduate School of Engineering Science

  6. 2002 -
    日本学術振興会　特別研究員(DC)

Education 2

  1. Osaka University

    - 2003

  2. Osaka University　School of Engineering Science

    - 1998

Committee Memberships 47

  1. 日本機械学会 機械材料・材料加工部門　第二技術委員会(部門講演会関係) 副委員長　Academic society

    2025/04 - Present

  2. JSTP Process-Tribology Committee　Chair　Academic society

    2024/07 - Present

  3. JSTP Forging Committee　Chair　Academic society

    2024/05 - Present

  4. 日本塑性加工学会　理事　Academic society

    2023/06 - Present

  5. 日本塑性加工学会 プロセス可視化・知能化分科会　運営委員　Academic society

    2017/04 - Present

  6. 日本塑性加工学会　関西支部 幹事　Academic society

    2015/04 - Present

  7. 日本機械学会 機械材料・材料加工部門　運営委員　Academic society

    2011/04 - Present

  8. 日本塑性加工学会　プロセス・トライボロジー分科会 運営委員　Academic society

    2008/06 - Present

  9. 日本塑性加工学会　鍛造分科会 運営委員　Academic society

    2006/06 - Present

  10. 日本機械学会 機械材料・材料加工部門　総務委員会 委員長　Academic society

    2024/04 - 2025/03

  11. 日本機械学会 機械材料・材料加工部門　部門長　Academic society

    2024/04 - 2025/03

  12. 日本塑性加工学会　プロセス可視化・知能化技術分科会 幹事　Academic society

    2017/04 - 2025/03

  13. JSTP Forging Committee　Secretary　Academic society

    2020/06 - 2024/05

  14. 日本機械学会 機械材料・材料加工部門　副部門長　Academic society

    2023/04 - 2024/03

  15. 日本機械学会 機械材料・材料加工部門　総務委員会 副委員長　Academic society

    2023/04 - 2024/03

  16. 日本機械学会　日本機械学会論文集 Solid Mechanics and Materials Engineering アソシエイトエディタ　Academic society

    2020/04 - 2024/03

  17. 日本塑性加工学会　代議員　Academic society

    2020/04 - 2024/03

  18. 日本機械学会　Mechanical Engineering Journal (Recent Advances in Materials and Processing 2022特集号) Guest Editor　Academic society

    2022/03 - 2023/08

  19. 日本塑性加工学会　論文誌編集委員会 委員　Academic society

    2020/04 - 2023/03

  20. 日本機械学会　日本機械学会論文集 カテゴリエディタ　Academic society

    2021/04 - 2022/03

  21. 日本機械学会 機械材料・材料加工部門　第七技術委員会(学術誌・出版担当) 委員長　Academic society

    2021/04 - 2022/03

  22. 日本機械学会　学術誌編修委員会 委員　Academic society

    2020/04 - 2022/03

  23. 日本機械学会　Mechanical Engineering Letters カテゴリエディタ　Academic society

    2020/04 - 2021/03

  24. 日本機械学会 機械材料・材料加工部門　第七技術委員会(学術誌・出版担当) 副委員長　Academic society

    2020/04 - 2021/03

  25. 日本機械学会 機械材料・材料加工部門　第五技術委員会(分科会・研究会関係) 委員長　Academic society

    2019/04 - 2020/03

  26. 日本機機械学会　広報情報部会 委員　Academic society

    2018/04 - 2020/03

  27. 日本塑性加工学会　塑性加工戦略委員会 委員　Academic society

    2018/04 - 2020/03

  28. 日本機械学会 機械材料・材料加工部門　第五技術委員会(分科会・研究会関係) 副委員長　Academic society

    2018/04 - 2019/03

  29. 日本塑性加工学会　広報委員会 委員　Academic society

    2018/04 - 2019/03

  30. 日本塑性加工学会 企画委員会 幹事　Academic society

    2017/04 - 2019/03

  31. 日本機械学会 機械材料・材料加工部門 総務委員会 幹事　Academic society

    2017 -

  32. 日本機械学会 機械材料・材料加工部門 幹事　Academic society

    2017 -

  33. 日本機械学会 機械材料・材料加工部門 広報委員会 委員長　Academic society

    2016 -

  34. 日本機械学会 機械材料・材料加工部門 第一技術委員会(年次大会関係) 幹事　Academic society

    2014 -

  35. 日本機械学会 機械材料・材料加工部門 代議員　Academic society

    2014 -

  36. 日本機械学会 機械材料・材料加工部門 第六技術委員会(将来計画関係) 幹事　Academic society

    2013 -

  37. 日本機械学会 機械材料・材料加工部門 第二技術委員会(M&P関係) 幹事　Academic society

    2012 -

  38. 日本塑性加工学会 サーボプレス利用技術の高度化研究委員会 運営委員　Academic society

    2012 -

  39. 日本鉄鋼協会 創形創質工学部会 若手フォーラム 幹事　Academic society

    2011 -

  40. 日本塑性加工学会　講演会運営委員会・委員　Academic society

    2010 -

  41. 日本塑性加工学会 編集委員会　幹事　Academic society

    2009 -

  42. 日本機械学会 機械材料・材料加工部門 第四技術委員会（国際交流関係）　委員　Academic society

    2009 -

  43. 日本塑性加工学会 鍛造分科会 若手研究グループ　主査　Academic society

    2009 -

  44. 日本塑性加工学会 プロセス・トライボロジー分科会　幹事　Academic society

    2008 -

  45. 日本塑性加工学会 関西支部 若手の会　リーダー　Academic society

    2008 -

  46. 日本塑性加工学会 編集委員会　委員　Academic society

    2007 -

  47. 日本塑性加工学会 関西支部　若手の会・幹事　Academic society

    2006 -

Professional Memberships 6

  1. 日本鉄鋼協会

  2. 日本金属学会

  3. 軽金属学会

  4. International Cold Forging Group (ICFG)

  5. 日本機械学会

  6. 日本塑性加工学会

Research Areas 5

  1. Nanotechnology/Materials / Material fabrication and microstructure control /

  2. Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Machine elements and tribology /

  3. Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Design engineering /

  4. Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Manufacturing and production engineering /

  5. Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Machine materials and mechanics /

Awards 20

  1. 西山記念賞

    松本 良　日本鉄鋼協会　2024/03

  2. 業績賞

    松本 良　日本機械学会機械材料・材料加工部門　2022/09

  3. 部門一般表彰（優秀講演論文部門）

    松本 良, 阪口晴崇, 大津雅亮, 宇都宮 裕　日本機械学会機械材料・材料加工部門　2021/11

  4. JSTP Best Paper Award

    R. Matsumoto, S. Takatsuka, H. Utsunomiya　Japan Society for Technology of Plasticity　2021/06

  5. 第54回論文賞

    鞭目龍之介, 李 相民, 松本 良, 宇都宮 裕, 三原邦照, 藤原英道　日本銅学会　2020/10

  6. 助成研究成果発表会優秀賞

    松本 良　天田財団　2018/05

  7. 総長奨励賞（研究部門）

    松本 良　大阪大学　2015/07

  8. 学術賞

    松本 良　日本塑性加工学会　2014/06

  9. 部門一般表彰（優秀講演論文部門）

    松本 良, J.Y. Jeon, 宇都宮 裕　日本機械学会機械材料・材料加工部門　2013/09

  10. 第46回論文賞

    原健一郎, 仲村宗起, 宇都宮 裕, 左海哲夫, 松本 良　日本銅学会　2012/11

  11. 総長表彰

    松本 良　大阪大学　2012/05

  12. Runners-Up of Capstone Design Contest, 2012 International Capstone Design Contest on Renewable Energy Technology

    松本 良　2012/02

  13. 研究発表最優秀賞

    松本 良　軽金属学会関西支部　2011/12

  14. 優秀論文講演奨励賞

    松本 良　日本塑性加工学会　2010/02

  15. 第16回アルミニウム鍛造技術賞

    松本 良　アルミニウム鍛造技術会　2008/03

  16. 優秀論文講演奨励賞

    松本 良　日本塑性加工学会　2007/10

  17. 新進賞

    松本 良　日本塑性加工学会　2005/05

  18. ICFG International Prize 2004

    R. Matsumoto　International Cold Forging Group　2004/09

  19. 優秀論文講演奨励賞

    松本 良　日本塑性加工学会　2003/07

  20. 楠本賞

    松本 良　大阪大学　1998/03

Papers 183

  1. Improvement of Cold Malleability of Magnesium Alloy by Combining Compression with Cyclic Torsion in Upsetting

    K. Tonomura, R. Matsumoto, S. Kaneko, H. Utsunomiya

    Materials Today Communications　Vol. 46　2025/06　Research paper (scientific journal)

    Publisher: Elsevier BV

  2. Surface Cracking in Hot Rolling Process of Cu Bearing Steel Bar

    N. Tsuchida, K. Nishio, R. Matsumoto, H. Utsunomiya, N. Maruyama, K. Hayashi, Y. Hidaka, H. Tanei

    Tetsu-to-Hagane　Vol. 111　No. 5　p. 239-245　2025/04　Research paper (scientific journal)

    Publisher: Iron and Steel Institute of Japan

  3. Image-Based Machine Learning of In Situ Captured Images of Die-Workpiece Interface in Forging

    R. Matsumoto, S. Kunisawa, Y. Nakamura, H. Utsunomiya

    Defect and Diffusion Forum　Vol. 441　p. 39-43　2025/03　Research paper (international conference proceedings)

    Publisher: Trans Tech Publications, Ltd.

  4. Reduction in Barreling of Hollow Cylinder by Ram Pulsation in Upsetting

    R. Matsumoto, Y. Monda, H. Utsunomiya

    The International Journal of Advanced Manufacturing Technology　Vol. 136　No. 7-8　p. 3421-3430　2025/02　Research paper (scientific journal)

    Publisher: Springer Science and Business Media LLC

  5. Simultaneous Determination of Transformation Plasticity Coefficients of Bainite and Martensite Transformations by Oil Quenching of Steel Sheet for Machine Structural Use and Accurate Prediction of Distortion by Oil Quenching

    K. Watanabe, M. Nishikawa, M. Nakasaki, R. Matsumoto, H. Utsunomiya

    Tetsu-to-Hagane　Vol. 110　No. 14　p. 1111-1121　2024/11　Research paper (scientific journal)

    Publisher: Iron and Steel Institute of Japan

  6. Deformation Behavior of Hollow Cylinder in Upsetting with Torsional Oscillation Using Conical Dies - Development of Forging Process with Torsion Motion III -

    Ryo MATSUMOTO, Hisatoshi UEMATSU, Hiroshi UTSUNOMIYA

    Journal of the Japan Society for Technology of Plasticity　Vol. 65　No. 764　p. 125-130　2024/09　Research paper (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  7. Kinematical Study on Bonding Criterion in Cold Roll Bonding

    H. Utsunomiya, T. Jinnouchi, T. Kitagawa, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 73　No. 1　p. 217-220　2024/07　Research paper (scientific journal)

    Publisher: Elsevier BV

  8. Determination of Transformation Plasticity Coefficient of Structural Steel Sheet by Oil Quenching and Improvement in Prediction Accuracy of Distortion in Heat Treatment

    K. Watanabe, M. Nishikawa, M. Nakasaki, R. Matsumoto, H. Utsunomiya

    Tetsu-to-Hagane　Vol. 110　No. 9　p. 668-678　2024/07　Research paper (scientific journal)

    Publisher: Iron and Steel Institute of Japan

  9. Pore Form and Size Dependence on Plastic Joining Characteristics of Resin/Metallic Foam by Friction Stir Incremental Forming

    R. Matsumoto, S. Kunisawa, H. Utsunomiya

    The International Journal of Advanced Manufacturing Technology　Vol. 132　No. 1-2　p. 717-726　2024/05　Research paper (scientific journal)

    Publisher: Springer Science and Business Media LLC

  10. A Review of Oscillation Forging

    R. Matsumoto

    Proceedings of the 9th JSTP International Seminar on Precision Forging (ISPF 2024)　p. 83-90　2024/03　Research paper (international conference proceedings)

  11. On-Demand Fabrication of Composites with Prescribed Properties by Multifilament Cold Extrusion

    H. Utsunomiya, D. Taniguchi, J. Miyamoto, R. Matsumoto

    Proceedings of the 14th International Conference on Technology of Plasticity, Lecture Notes in Mechanical Engineering　Vol. 1　p. 491-499　2023/09　Research paper (international conference proceedings)

    Publisher: Springer Nature Switzerland

  12. Reduction in Barreling of Hollow Cylinder by Combination of Axial Compression and Circumferential Torsion in Upsetting with Conical Dies

    R. Matsumoto, S. Tanaka, H. Utsunomiya

    Proceedings of the 14th International Conference on Technology of Plasticity, Lecture Notes in Mechanical Engineering　Vol. 1　p. 27-35　2023/09　Research paper (international conference proceedings)

    Publisher: Springer Nature Switzerland

  13. Effects of Manganese on Deformation of Oxide Scale on Low-carbon Steel Sheet during Hot Rolling

    K. Nishio, R. Matsumoto, H. Utsunomiya, K. Hayashi, Y. Hidaka, M. Sugiyama

    Tetsu-to-Hagane　Vol. 109　No. 9　p. 747-752　2023/09　Research paper (scientific journal)

    Publisher: Iron and Steel Institute of Japan

  14. In Situ Observation of Re-lubrication of Die-Workpiece Interface during Forging with Ram Pulsation

    R. Matsumoto, Y. Nakamura, H. Utsunomiya

    Journal of Manufacturing Processes　Vol. 101　p. 675-686　2023/09　Research paper (scientific journal)

  15. Influence of Interface Roughness on Cold Roll Bonding Characteristics of Cu/Al/Cu Laminated Sheet

    N. Nakazawa, R. Matsumoto

    Journal of Japan Institute of Copper　Vol. 62　No. 1　p. 180-185　2023/08　Research paper (scientific journal)

  16. Specific Strength of Sandwich-Structured Composite of Open-Cell Metallic Foam/Resin Joined by Friction Stir Incremental Forming

    R. Matsumoto, H. Sakaguchi, M. Otsu, H. Utsunomiya

    Advances in Material Science and Engineering, Lecture Notes in Mechanical Engineering　p. 343-349　2023/01　Research paper (international conference proceedings)

    Publisher: Springer Nature Singapore

  17. Cold Rolling Theory with Relative-Velocity Dependent Friction Law

    H. Utsunomiya, Y. Noguchi, R. Matsumoto

    Proceedings of the 12th International Rolling Conference (Rolling 12)　2022/10　Research paper (international conference proceedings)

  18. Improvement in Bonding Strength by Applying Circumferential Sliding in Cold Copper/Aluminum Forge-bonding

    R. Matsumoto, K. Hashimoto, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 307　2022/09　Research paper (scientific journal)

    Publisher: Elsevier BV

  19. Influence of Interfacial Sliding in Extrusion of Billet with Dissimilar Metals

    D. Taniguchi, J. Miyamoto, R. Matsumoto, H. Utsunomiya

    Journal of Japan Institute of Copper　Vol. 61　No. 1　p. 306-310　2022/08　Research paper (scientific journal)

  20. Realization of Multi-Property Design by Multi-Filament Extrusion

    H. Utsunomiya, D. Taniguchi, J. Miyamoto, R. Matsumoto

    Journal of Japan Institute of Copper　Vol. 61　No. 1　p. 300-305　2022/08　Research paper (scientific journal)

  21. In Situ Observation of the Interface between a Roll and a Sheet in Flat Rolling Process

    H. Utsunomiya, Y. Terada, K. Ono, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 71　No. 1　p. 245-248　2022/07　Research paper (scientific journal)

    Publisher: Elsevier BV

  22. Friction Stir Powder Incremental Forming for Fabrication of Sandwich-Structured Composite of Open-Cell Nickel Foam with Aluminum

    R. Matsumoto, H. Sakaguchi, M. Otsu, H. Utsunomiya

    Defect and Diffusion Forum　Vol. 414　p. 179-184　2022/02　Research paper (international conference proceedings)

    Publisher: Trans Tech Publications, Ltd.

  23. Enhancement of Plastic Flow in Lateral Direction by Torsional Oscillation in Upsetting and Lateral Extrusion

    R. Matsumoto, S. Tanaka, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 299　2022/01　Research paper (scientific journal)

    Publisher: Elsevier BV

  24. Nonuniform Deformation in Cold Extrusion of Billet Assembled with Dissimilar Metals

    D. Taniguchi, J. Miyamoto, R. Matsumoto, H. Utsunomiya

    Journal of Japan Institute of Copper　Vol. 60　No. 1　p. 280-284　2021/08　Research paper (scientific journal)

  25. Change in Strain Distribution of Cu-35mass%Zn Alloy by Applying Torsional Moment in Cold Upsetting

    K. Tonomura, R. Matsumoto, S. Lee, H. Utsunomiya

    Journal of Japan Institute of Copper　Vol. 60　No. 1　p. 176-181　2021/08　Research paper (scientific journal)

  26. Surface Quality of Extruded Sidewall in Cold Backward Cup Extrusion with Low-Frequency Torsional Oscillation

    R. Matsumoto, S. Takatsuka, H. Utsunomiya

    Forming the Future (Proceedings of the 13th International Conference on Technology of Plasticity (ICTP 2021))　p. 217-225　2021/07　Research paper (international conference proceedings)

    Publisher: Springer International Publishing

  27. Formation of NiAl Intermetallic Compound from Powder Mixture of Nickel and Aluminum by Laser Irradiation

    R. Matsumoto, S. Komaki, R. Homi, H. Utsunomiya

    Materials Transactions　Vol. 62　No. 4　p. 512-518　2021/04　Research paper (scientific journal)

    Publisher: Japan Institute of Metals

  28. Suppression of Serration of Al-Mg Sheet by Periodic Indentation

    H. Utsunomiya, N. Ochi, S. Koshi, K. Natori, R. Matsumoto

    IOP Conference Series: Materials Science and Engineering　Vol. 1121　No. 1　2021/03　Research paper (international conference proceedings)

    Publisher: IOP Publishing

  29. Texture and Mechanical Properties of Cu Alloy by Cryogenic High-Speed Rolling

    S. Lee, R. Muchime, R. Matsumoto, H. Utsunomiya

    IOP Conference Series: Materials Science and Engineering　Vol. 1121　No. 1　2021/03　Research paper (international conference proceedings)

    Publisher: IOP Publishing

  30. Temperature Increase during Isothermal Forging of Ti-5Al-2Sn-2Zr-4Cr-4Mo Alloy Using a 1500-Ton Forging Press

    T. Kitashima, Y. Yoshida, R. Matsumoto

    Materials Science Forum　Vol. 1016　p. 702-707　2021/01　Research paper (international conference proceedings)

    Publisher: Trans Tech Publications, Ltd.

  31. Strength and Electrical Conductivity of Cu-Al Alloy Sheets by Cryogenic High-speed Rolling

    S. Lee, Y.-D. Im, R. Matsumoto, H. Utsunomiya

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

    Publisher: Elsevier BV

  32. Microstructural Evolution of A Ti-6Al-4V Alloy Produced by Forging Process Combined with Torsional Motion

    H. Ohnishi, K. Takamoto, H. Matsumoto, R. Matsumoto

    Journal of Manufacturing Processes　Vol. 58　p. 1161-1170　2020/10　Research paper (scientific journal)

    Publisher: Elsevier BV

  33. Determination of Transformation Plasticity Coefficient of Steel by Horizontal Quenching of Shaft

    K. Watanabe, M. Yamada, M. Nakasaki, R. Matsumoto, H. Utsunomiya

    Procedia Manufacturing　Vol. 50　p. 498-502　2020/09　Research paper (international conference proceedings)

    Publisher: Elsevier BV

  34. Indentation Plastic Joining of Steel Rod and Polycarbonate Plate

    R. Matsumoto

    Journal of Materials Processing Technology　Vol. 283　2020/09　Research paper (scientific journal)

    Publisher: Elsevier BV

  35. Effects of Tool Rotation Rate on Formability and Microstructure of 304 Austenitic Stainless Steel in Single Point Incremental Forming

    T. Miura, M. Goto, M. Otsu, M. Okada, H. Yoshimura, R. Matsumoto, T. Muranaka

    Journal of the Japan Society for Technology of Plasticity　Vol. 61　No. 715　p. 167-174　2020/08　Research paper (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  36. Influence of Cryogenic High-Speed Rolling on Tensile Strength and Electric Conductivity of Cu-Ni-Si Alloy Sheet

    R. Muchime, S. Lee, R. Matsumoto, H. Utsunomiya, K. Mihara, H. Fujiwara

    Journal of Japan Institute of Copper　Vol. 59　No. 1　p. 213-218　2020/08　Research paper (scientific journal)

  37. Plastic Joining of Open-Cell Nickel Foam and Polymethyl Methacrylate (PMMA) by Friction Stir Incremental Forming

    R. Matsumoto, H. Sakaguchi, M. Otsu, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 282　2020/08　Research paper (scientific journal)

    Publisher: Elsevier BV

  38. Curling of Hot-Rolled Steel Sheet Caused by Surface Oxide Scale

    H. Utsunomiya, R. Aizawa, T. Fujimoto, R. Matsumoto

    CIRP Annals - Manufactruring Technology　Vol. 69　No. 1　p. 265-268　2020/07　Research paper (scientific journal)

    Publisher: Elsevier BV

  39. Improvement of Forming Limit in Height with Alternating Tool Path in Penetrating Tool Friction Stir Incremental Forming

    W. Jiang, T. Miura, M. Okada, R. Matsumoto, M. Otsu

    Materials Transactions　Vol. 61　No. 5　p. 1000-1007　2020/05　Research paper (scientific journal)

    Publisher: Japan Institute of Metals

  40. Development of Rotational Incremental Hammering Process for Porous Metals

    H. Cui, R. Matsumoto, H. Utsunomiya

    Proceedings of the 11th International Conference on Porous Metals and Metallic Foams (MetFoam 2019)　p. 27-35　2020/04　Research paper (international conference proceedings)

    Publisher: Springer International Publishing

  41. Measurement and Prediction of Temperature Increase during Isothermal Forging of Titanium-6 Aluminum-4 Vanadium

    T. Kitashima, R. Matsumoto, Y. Yoshida, H. Matsumoto, T. Nishihara, S. Kuroda, N. Motohashi, M. Hagiwara, S. Emura

    Materials Performance and Characterization　Vol. 8　No. 1　p. 389-401　2019/12　Research paper (scientific journal)

  42. Development of Penetrating Tool Friction Stir Incremental Forming

    W. Jiang, T. Miura, M. Otsu, M. Okada, R. Matsumoto, H. Yoshimura, T. Muranaka

    Materials Transactions　Vol. 60　No. 11　p. 2416-2425　2019/11　Research paper (scientific journal)

  43. Reduction in Axial Extrusion Load by Low-Frequency Torsional Oscillation in Cold Backward Cup Extrusion

    R. Matsumoto, S. Takatsuka, H. Utsunomiya

    Proceedings of the 52nd International Cold Forging Group Plenary Meeting (ICFG 2019)　p. 143-148　2019/09　Research paper (international conference proceedings)

  44. Cryogenic High-Speed Rolling of Cu-5mass% Zn Alloy Sheet

    S.M. Lee, R. Matsumoto, H. Utsunomiya, H. Fujiwara

    銅と銅合金　Vol. 58　No. 1　p. 52-57　2019/08　Research paper (scientific journal)

  45. Changes in Surface Quality and Shape of Extruded Part by Torsional Oscillation in Cold Backward Cup Extrusion - Development of Forging Process with Torsion Motion II -

    R. Matsumoto, S. Takatsuka, H. Utsunomiya

    Journal of JSTP　Vol. 60　No. 703　p. 241-246　2019/08　Research paper (scientific journal)

  46. Reduction in Axial Extrusion Load by Torsional Oscillation in Cold Backward Cup Extrusion - Development of Forging Process with Torsion Motion I -

    R. Matsumoto, S. Takatsuka, H. Utsunomiya

    Journal of JSTP　Vol. 60　No. 703　p. 235-240　2019/08　Research paper (scientific journal)

  47. Stress Superposition for Axial Load Reduction and Strain Increase in Forging Process

    R. Matsumoto, H. Utsunomiya

    Proceedings of the 2nd Asian Pacific Symposium on Technology of Plasticity (APSTP 2019)　2019/07　Research paper (international conference proceedings)

  48. Contact Resistance between Roll and Titanium Sheet during Cold Rolling

    H. Utsunomiya, S. Kameyama, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 68　No. 1　p. 305-308　2019/07　Research paper (scientific journal)

  49. Finite Element Analysis of Shape Accuracy of Billet Cold-Forged with Stepwise Ram Motion

    R. Matsumoto, T. Kagechika, H. Utsunomiya

    Mechanical Engineering Journal　Vol. 6　No. 3　2019/06　Research paper (scientific journal)

    Publisher: JSME

  50. Curling of Sheet in Asymmetric Rolling Investigated by Profile Measurement of Partly Rolled Sheet

    L. Li, R. Matsumoto, H. Utsunomiya

    ISIJ International　Vol. 59　No. 3　p. 489-495　2019/03　Research paper (scientific journal)

  51. Deformation Twinning and Change in Mechanical Properties of Cu-15at%Al in Multi-Pass Cold Rolling

    S. Lee, Y.D. Im, R. Matsumoto, H. Utsunomiya

    Materials Science Forum　Vol. 941　p. 1523-1528　2018/12　Research paper (scientific journal)

  52. Finite Element Analysis of Shape Accuracy of Billet Cold-Forged with Stepwise Ram Motion

    R. Matsumoto, T. Kagechika, H. Utsunomiya

    Proceedings of the 5th Asian Symposium on Materials and Processing (ASMP 2018)　p. 32-33　2018/12　Research paper (international conference proceedings)

  53. Prediction of Deformation Behavior of Metallic Foams using a Yield Criterion for Compressible Materials

    W.Y. Kim, R. Matsumoto, H. Utsunomiya

    Materials Transactions　Vol. 59　No. 12　p. 1892-1897　2018/12　Research paper (scientific journal)

  54. Formation of Skin Surface Layer on Aluminum Foam by Friction Stir Powder Incremental Forming

    R. Matsumoto, S. Mori, M. Otsu, H. Utsunomiya

    International Journal of Advanced Manufacturing Technology　Vol. 99　No. 5-8　p. 1853-1861　2018/11　Research paper (scientific journal)

    Publisher:

  55. Application of Pulsed Ram Motion Control to Lubrication in Hot/Warm Forging Process

    R. Matsumoto, H. Utsunomiya

    Proceedings of the 51st International Cold Forging Group Plenary Meeting (ICFG 2018)　p. 167-176　2018/10　Research paper (international conference proceedings)

  56. Forming Accuracy Improvement by Double-Side Incremental Forming

    M. Otsu, S. Nagai, T. Miura, M. Okada, H. Yoshimura, R. Matsumoto, T. Muranaka

    Procedia Manufacturing　Vol. 15　p. 1177-1183　2018/08　Research paper (international conference proceedings)

  57. Influence of Uneven Interface between Steel and Oxide Scale on Deformation Behavior of Oxide Scale in Hot Ring Compression

    R. Matsumoto, Y. Akiyama, H. Deguchi, H. Utsunomiya

    Procedia Manufacturing　Vol. 15　p. 349-355　2018/08　Research paper (international conference proceedings)

  58. Peripheral Speed of Steel Ring during Hot Ring Rolling

    T. Uchibori, R. Matsumoto, H. Utsunomiya

    Procedia Manufacturing　Vol. 15　p. 89-96　2018/08　Research paper (international conference proceedings)

  59. Mechanism of Oxide Scale to Decrease Friction in Hot Steel Rolling

    H. Utsunomiya, T. Nakagawa, R. Matsumoto

    Procedia Manufacturing　Vol. 15　p. 45-51　2018/08　Research paper (international conference proceedings)

  60. Prediction of Flow Stress Curve of Metallic Foam Using Compressible Constitutive Equation

    H. Utsunomiya, Y. Noguchi, W.Y. Kim, R. Matsumoto

    Journal of Physics: Conference Series　Vol. 1063　2018/07　Research paper (scientific journal)

  61. Necking Condition of Layers in Clad Sheets during Rolling

    H. Utsunomiya, S. Maeda, T. Imai, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 67　No. 1　p. 317-320　2018/07　Research paper (scientific journal)

  62. Experimental Study of Roll Flattening in Cold Steel Rolling Process

    L. Li, R. Matsumoto, H. Utsunomiya

    ISIJ International　Vol. 58　No. 4　p. 714-720　2018/04　Research paper (scientific journal)

  63. Lubrication in Hot Forging with Pulsed Ram Motion

    R. Matsumoto, H. Utsunomiya, S. Ishigai

    Key Engineering Materials　Vol. 767　p. 149-156　2018/04　Research paper (scientific journal)

  64. Precipitation and Hardening of Die-Quenched 6061 Aluminum Alloy

    H. Utsunomiya, K. Tada, R. Matsumoto, K. Watanabe, K. Matsuda

    Journal of Nanoscience and Nanotechnology　Vol. 18　No. 3　p. 2200-2202　2018/03　Research paper (scientific journal)

  65. Improvement of Forming Limit and Accuracy in Friction Stir Incremental Forming with Multistage Forming

    M. Otsu, T. Ogawa, T. Muranaka, H. Yoshimura, R. Matsumoto

    Procedia Engineering　Vol. 207　p. 807-812　2017/10　Research paper (international conference proceedings)

  66. Development of Friction Stir Incremental Forming Process Using Penetrating Tool

    W. Jiang, T. Miura, M. Otsu, M. Okada, R. Matsumoto, H. Yoshimura, T. Muranaka

    Procedia Engineering　Vol. 207　p. 789-794　2017/10　Research paper (international conference proceedings)

  67. Formation of Roll Coating in Cold Rolling of Titanium Sheets

    H. Utsunomiya, K. Abe, R. Matsumoto

    Procedia Engineering　Vol. 207　p. 1367-1372　2017/10　Research paper (international conference proceedings)

  68. Characterization of Surface Profile of Shot Peened Cemented Tungsten Carbide Dies with Micro Valleys and Their Lubrication Performance in Cold Forging

    R. Matsumoto, N. Kai, Y. Tomita, A. Kajioka, S. Mori, H. Utsunomiya

    Procedia Engineering　Vol. 207　p. 1135-1140　2017/10　Research paper (international conference proceedings)

  69. Reduction in Axial Forging Load by Low-frequency Torsional Oscillation in Cold Upsetting

    R. Matsumoto, J. Kou, H. Utsunomiya

    International Journal of Advanced Manufacturing Technology　Vol. 93　No. 1-4　p. 933-943　2017/10　Research paper (scientific journal)

  70. Deformation and Density Change of Open-Cell Nickel Foam in Compression Test

    W.-Y. Kim, R. Matsumoto, H. Utsunomiya

    Materials Transactions　Vol. 58　No. 10　p. 1373-1378　2017/10　Research paper (scientific journal)

  71. Mechanism of the Unusual Wetting of a Surface Fine Crevice Structure Created by Laser Irradiation

    V. Siboniso, J. Yeon, C. Grozescu, H. Goto, M. Nakamoto, R. Matsumoto, H. Utsunomiya, T. Tanaka

    Materials Transactions　Vol. 58　No. 8　p. 1227-1230　2017/08　Research paper (scientific journal)

  72. Improvement of Forming Accuracy Using Pre-Formed Shape by Friction Stir Incremental Forming

    M. Otsu, H. Goto, M. Okada, H. Yoshimura, R. Matsumoto, T. Muranaka

    Proceedings of the JSME/ASME 2017 International Conference on Materials and Processing (ICM&P2017)　2017/06　Research paper (international conference proceedings)

  73. Friction Stir Incremental Forming of Preformed Sheets with Improving Bending Stiffness

    M. Otsu, T. Uchimura, M. Okada, H. Yoshimura, R. Matsumoto, T. Muranaka

    Procedia Engineering　Vol. 183　p. 131-136　2017/04　Research paper (international conference proceedings)

  74. Finite Element Analysis of Plastic Instability Phenomenon in Cold Rolling of Clad Sheets

    T. Imai, H. Utsunomiya, R. Matsumoto

    Procedia Engineering　Vol. 184　p. 306-312　2017/04　Research paper (international conference proceedings)

  75. Filling of Surface Pores of Aluminum Foam with Polyamide by Selective Laser Melting for Improvement in Mechanical Properties

    R. Matsumoto, S. Kanatani, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 237　p. 402-408　2016/11　Research paper (scientific journal)

  76. Thickness Increase of Skin Layer on Aluminum Foam Surface and Compressive Strength by Combination of Friction Stir Incremental Forming and Incremental Hammering

    R. Matsumoto, S. Mori, M. Otsu, H. Utsunomiya

    Journal of Japan Institute of Light Metals　Vol. 66　No. 8　p. 419-425　2016/08　Research paper (scientific journal)

  77. Evolution of Plastic Instability Phenomenon in Cold Rolling of Clad Sheet

    T. Imai, T. Shirasawa, D.-J. Yoon, R. Matsumoto, H. Utsunomiya, Y. Oda

    Journal of Japan Institute of Copper　Vol. 55　No. 1　p. 245-249　2016/08　Research paper (scientific journal)

    Publisher:

  78. Die Motion Control for Die-Quench Forging Process of AA6061 Aluminum Alloys

    H. Utsunomiya, K. Tada, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 65　No. 1　p. 297-300　2016/07　Research paper (scientific journal)

  79. Joining of Copper Plates by Unusual Wetting with Liquid Tin and Tin-Lead Solder on "Surface Fine Crevice Structure"

    M. Nakamoto, A. Fukuda, J. Pinkham, S. Vilakazi, H. Goto, R. Matsumoto, H. Utsunomiya, T. Tanaka

    Vol. 57　No. 6　p. 973-977　2016/06　Research paper (scientific journal)

    Publisher:

  80. レーザ加工により表面微細構造を作製した鉄基板と液体Bi，InおよびSnの濡れ性

    福田 敦, 佐竹義旦, 後藤弘樹, 鈴木賢紀, 中本将嗣, 松本 良, 宇都宮 裕, 田中敏宏

    スマートプロセス学会誌　Vol. 5　No. 2　p. 153-158　2016/03　Research paper (scientific journal)

  81. Tribological Characteristics of TiCN Composite and Co-Based Alloy Dies with Low Thermal Conductivity in Hot Forging

    R. Matsumoto, S. Mori, X. Wang, H. Utsunomiya

    Proceedings of the 7th International Conference on Tribology in Manufacturing Processes (ICTMP 2016)　p. 88-94　2016/02　Research paper (international conference proceedings)

  82. TFE Coating for Lubrication in Cold Rolling of Aluminum Sheet

    L. Li, R. Matsumoto, H. Utsunomiya

    Proceedings of the 24th International Symposium on Processing and Fabrication of Advanced Materials (PFAM XXIV)　p. 771-779　2015/12　Research paper (international conference proceedings)

  83. Numerical Investigation of Forging Load Reduction in Upsetting with Cyclic Torsion Die Motion

    R. Matsumoto, H. Utsunomiya

    Proceedings of the 24th International Symposium on Processing and Fabrication of Advanced Materials (PFAM XXIV)　p. 442-447　2015/12　Research paper (international conference proceedings)

  84. Change in Density of Aluminum Foam during Compression Test

    W.Y. Kim, R. Matsumoto, H. Utsunomiya

    Proceedings of the 24th International Symposium on Processing and Fabrication of Advanced Materials (PFAM XXIV)　p. 327-334　2015/12　Research paper (international conference proceedings)

  85. Metal-Metal Joining by Unusual Wetting on Surface fine Crevice Structure Formed by Laser Treatment

    A. Fukuda, H. Matsukawa, H. Goto, M. Suzuki, M. Nakamoto, R. Matsumoto, H. Utsunomiya, T. Tanaka

    Vol. 56　No. 11　p. 1852-1856　2015/11　Research paper (scientific journal)

    Publisher:

  86. Determination of Flow Stress Equation of Al-Mg Alloy for Sheet Metal Forming Analysis

    T. Kazaoka, K. Natori, R. Matsumoto, H. Utsunomiya

    Journal of The Japan Institute of Light Metals　Vol. 65　No. 11　p. 568-572　2015/11　Research paper (scientific journal)

  87. Surface Morphology of Oxide Scale in Hot Rolling Process

    H. Utsunomiya, T. Yoneda, T. Nakagawa, R. Matsumoto

    Proceedings of the Asia Steel International Conference 2015　p. 422-425　2015/10　Research paper (international conference proceedings)

  88. Characteristics of Surface Profile of Cemented Tungsten Carbide Dies after Shot Peening and Their Lubrication Performance in Cold Ring Compression

    R. Matsumoto, N. Kai, Y. Tomita, A. Kajioka, S. Mori, H. Utsunomiya

    Journal of JSTP　Vol. 56　No. 656　p. 793-797　2015/09　Research paper (scientific journal)

  89. Influence of Oxide Scale Formed on Chrome Steel Surface in Steam Atmosphere on Deformation Behavior of Chrome Steel in Hot Ring Compression

    R. Matsumoto, S. Harada, H. Utsunomiya

    ISIJ International　Vol. 55　No. 8　p. 1711-1720　2015/08　Research paper (scientific journal)

  90. Friction Stir Incremental Forming of Aluminum Alloy Sheets with Back Support Die

    M. Otsu, W. Jiang, T. Muranaka, R. Matsumoto, M. Okada

    Proceedings of the 4th Asian Symposium on Materials and Processing　p. 85-86　2015/08　Research paper (international conference proceedings)

  91. Front and Rear Sides Simultaneous Forming by Friction Stir Incremental Forming

    M. Otsu, S. Ichikawa, T. Muranaka, H. Yoshimura, R. Matsumoto, M. Okada

    Proceedings of the 4th Asian Symposium on Materials and Processing　p. 45-46　2015/08　Research paper (international conference proceedings)

  92. Selective Laser Melting on Aluminum Foam Surface and Mechanical Properties of Fabricated Aluminum Foam with Nonporous Surface Layer

    R. Matsumoto, S. Kanatani, H. Utsunomiya

    Key Engineering Materials　Vol. 651-653　p. 671-676　2015/04　Research paper (scientific journal)

  93. Fabrication of Skin Layer on Aluminum Foam Surface by Friction Stir Incremental Forming and its Mechanical Properties

    R. Matsumoto, H. Tsuruoka, M. Otsu, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 218　p. 23-31　2015/04　Research paper (scientific journal)

  94. Metal-Metal Joining by Unusual Wetting on Surface Fine Crevasse Structure Formed by Laser Treatment

    A. Fukuda, H. Matsukawa, H. Goto, M. Suzuki, M. Nakamoto, R. Matsumoto, H. Utsunomiya, T. Tanaka

    Journal of Japan Institute of Metals and Materials　Vol. 79　No. 1　p. 23-28　2015/01　Research paper (scientific journal)

  95. Trial of Metal-Metal Joining by Unusual Wetting on Laser-Treated Surface Fine Crevasse Structure

    M. Nakamoto, A. Fukuda, H. Goto, R. Matsumoto, M. Suzuki, H. Utsunomiya, T. Tanaka

    Proceedings of the MJIIT-JUC (Malaysia Japan International Institute Technology - Japanese University Consortium) Joint International Symposium 2014　2014/11　Research paper (international conference proceedings)

  96. Die Quenching Limit of AA2024 Aluminum Alloy Billet on Servo Press

    J.-Y. Jeon, R. Matsumoto, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 214　No. 11　p. 2514-2521　2014/11　Research paper (scientific journal)

  97. Identification of Friction Coefficient in High Aspect Ratio Combined Forward-backward Extrusion with Pulse Ram Motion on Servo Press

    R. Matsumoto, K. Hayashi, H. Utsunomiya

    Procedia Engineering　Vol. 81　p. 1854-1859　2014/10　Research paper (international conference proceedings)

  98. Flattening of Surface Grooves in Cold Flat Rolling

    H. Utsunomiya, T. Ito, R. Matsumoto

    Procedia Engineering　Vol. 81　p. 155-160　2014/10　Research paper (international conference proceedings)

  99. Influence of the Press Ram Motion on the Joining Characteristics during Indentation Plastic Joining Using a Servo Press

    R. Matsumoto, T. Chida, S. Hanami, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 214　No. 10　p. 1995-2001　2014/10　Research paper (scientific journal)

  100. Residual Stress Distribution through Thickness in Cold-Rolled Aluminum Sheet

    N. Hattori, R. Matsumoto, H. Utsunomiya

    Key Engineering Materials　Vol. 622-623　p. 1000-1007　2014/09　Research paper (scientific journal)

  101. Filling of Pores of Aluminum Foam Surface with Aluminum Powder by Selective Laser Melting

    S. Kanatani, R. Matsumoto, H. Utsunomiya

    Key Engineering Materials　Vol. 622-623　p. 861-867　2014/09　Research paper (scientific journal)

  102. Friction in Hot Forging of Chrome Steel Covered with Oxide Scale Film Generated at Steam Atmosphere

    R. Matsumoto, S. Harada, H. Utsunomiya

    Key Engineering Materials　Vol. 622-623　p. 194-200　2014/09　Research paper (scientific journal)

  103. Deformation Processes of Porous Metals and Metallic Foams (Review)

    H. Utsunomiya, R. Matsumoto

    Procedia Materials Science　Vol. 4　p. 245-249　2014/08　Research paper (international conference proceedings)

  104. Fabrication of Nonporous Layer on Surface of ALPORAS by Friction Stir Incremental Forming

    R. Matsumoto, H. Tsuruoka, M. Otsu, H. Utsunomiya

    Procedia Materials Science　Vol. 4　p. 239-243　2014/08　Research paper (international conference proceedings)

  105. Formation Mechanism of Surface Scale Defects in Hot Rolling Process

    H. Utsunomiya, K. Hara, R. Matsumoto, A. Azushima

    CIRP Annals - Manufacturing Technology　Vol. 63　No. 1　p. 261-264　2014/07　Research paper (scientific journal)

  106. Finite Element Analyses of Conventional Single Point Incremental Forming and Friction Stir Incremental Forming of Aluminum Alloy Sheets

    M. Otsu, Y. Katayama, T. Muranaka, R. Matsumoto

    Proceedings of the JSME/ASME 2014 International Conference on Materials and Processing (ICM&P2014)　2014/06　Research paper (international conference proceedings)

  107. Punch Wear in the Forming of Deep Holes with Pulse Ram Motion on a Servo Press

    R. Matsumoto, H. Utsunomiya

    Key Engineering Materials　Vol. 611-612　p. 127-133　2014/05　Research paper (international conference proceedings)

  108. Two-Step Die Motion for Die Quenching of AA2024 Aluminum Alloy Billet on Servo Press

    J.-Y. Jeon, R. Matsumoto, H. Utsunomiya

    Materials Transactions　Vol. 55　No. 5　p. 818-826　2014/05　Research paper (scientific journal)

  109. Microstructural Evolution of AA5052 Alloy Sheets in High-Speed Rolling

    T. Kazaoka, D. Zhou, N. Kataoka, R. Matsumoto, H. Utsunomiya

    Advanced Materials Research　Vol. 922　p. 344-349　2014/04　Research paper (international conference proceedings)

  110. Morphology of Edge Cracks of Rolled Magnesium Alloy Sheet

    S. Manabe, H. Utsunomiya, T. Sakai, R. Matsumoto

    Advanced Materials Research　Vol. 922　p. 469-474　2014/04　Research paper (international conference proceedings)

  111. Feasibility Study on Die Quenching of AA2024 Aluminum Alloy Billet Using Servo Press

    J.Y. Jeon, R. Matsumoto, H. Utsunomiya

    Advanced Materials Research　Vol. 922　p. 286-291　2014/04　Research paper (international conference proceedings)

  112. Microstructure of Oxide Scale on Hot-Rolled Iron

    K. Hara, H. Utsunomiya, R. Matsumoto

    Advanced Materials Research　Vol. 922　p. 242-247　2014/04　Research paper (scientific journal)

  113. Experimental and Numerical Analysis of Friction in High Aspect Ratio Combined Forward-Backward Extrusion with Retreat and Advance Pulse Ram Motion on a Servo Press

    R. Matsumoto, K. Hayashi, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 214　No. 4　p. 936-944　2014/04　Research paper (scientific journal)

  114. Reduction of Friction of Steel Covered with Oxide Scale in Hot Forging

    R. Matsumoto, Y. Osumi, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 214　No. 3　p. 651-659　2014/03　Research paper (scientific journal)

  115. Shape Accuracy in the Forming of Deep Holes with Retreat and Advance Pulse Ram Motion on a Servo Press

    R. Matsumoto, J.Y. Jeon, H. Utsunomiya

    Journal of Materials Processing Technology　Vol. 213　No. 5　p. 770-778　2013/05　Research paper (scientific journal)

    Publisher: Elsevier BV

  116. Influence of Thermal Conductivity of Die Material on Hot Forging Characteristics

    R. Matsumoto, Y. Osumi, H. Utsunomiya

    Journal of JSTP　Vol. 54　No. 627　p. 363-367　2013/04　Research paper (scientific journal)

  117. Forging Induces Changes in the Formability and Microstructure of Extruded Mg96Zn2Y2 Alloy with a Long-Period Stacking Order Phase

    M. Noda, R. Matsumoto, Y. Kawamura

    Materials Science and Engineering A　Vol. 563　p. 21-27　2013/02　Research paper (scientific journal)

  118. Comparison between the RCF Performance of TiN- and TiO2-Laser Coated Ti64 Bearings

    E.C. Santos, J. Rozwadowska, K. Kida, T. Honda, K. Mizobe, Y. Kashima, R. Matsumoto, C. Guo

    Advanced Materials Research　Vol. 566　p. 308-312　2012/11　Research paper (international conference proceedings)

  119. t Analysis for Forging of Cast Mg-Zn-Y Alloys with Long Period Stacking Ordered Structureng period stacking ordered structure

    R. Matsumoto, M. Otsu, M. Yamasaki, T. Mayama, H. Utsunomiya, Y. Kawamura

    Materials Science and Engineering A　Vol. 548　p. 75-82　2012/06　Research paper (scientific journal)

  120. Cold Backward Extrusion of Titanium Billet with Pulsating Lubricant Supply on Servo Press

    R. Matsumoto, S. Sawa, H. Utsunomiya

    Key Engineering Materials　Vol. 504-506　p. 381-386　2012/03　Research paper (scientific journal)

  121. Wear Resistance Improvement of Titanium Bearings by Laser Gas Nitriding

    E.C. Santos, K. Kida, J. Rozwadowska, T. Honda, H. Koike, K. Kanemasu, Y. Kashima, R. Matsumoto

    Applied Mechanics and Materials　Vol. 152-154　p. 1227-1232　2012/03　Research paper (scientific journal)

  122. Forming Limit Enhancement of Aluminum Alloy in Hole Forming with Pulsating Lubricant Supply using Servo Press

    R. Matsumoto, J.Y. Jeon, S. Sawa, H. Utsunomiya

    2012 International Capstone Design Contest on Renewable Energy Technology　2012/02

  123. Coating of Ti64 Bearings in Air by Using a Q-Sw Laser

    J. Rozwadowska, K. Kida, E.C. Santos, T. Honda, H. Koike, Y. Kashima, R. Matsumoto

    Advanced Materials Research　Vol. 418-420　p. 393-397　2012/02　Research paper (scientific journal)

  124. Changes in Hardness Statistics of Copper and Brass Sheets by Cold Rolling

    D.J. Yoon, H. Utsunomiya, R. Matsumoto, T. Sakai

    Proceedings of the International Symposium on Materials Science and Innovation for Sustainable Society (ECO-MATES 2011)　Vol. 2　p. 243-244　2011/11　Research paper (international conference proceedings)

  125. Forming Limit of Aluminum Alloy in Forming of Deep Hole with Combined Pulse and Stepwise Ram Motion on Servo Press

    J.Y. Jeon, R. Matsumoto, S. Sawa, H. Utsunomiya

    Proceedings of the International Symposium on Materials Science and Innovation for Sustainable Society (ECO-MATES 2011)　Vol. 2　p. 67-68　2011/11　Research paper (international conference proceedings)

  126. Mixture Rule of Flow Stress Curves of Mg-Zn-Y Alloys with Long Period Stacking Ordered Phase in Forging

    R. Matsumoto, M. Otsu, M. Yamasaki, T. Mayama, H. Utsunomiya, Y. Kawamura

    Proceedings of the International Symposium on Materials Science and Innovation for Sustainable Society (ECO-MATES 2011)　Vol. 2　p. 79-80　2011/11　Research paper (international conference proceedings)

  127. Predicting Fatigue Life of Carbide Tool Using Elastic-Plastic FEM

    J. Kawahara, R. Matsumoto, S. Mori, K. Osakada

    Proceedings of the 44th International Cold Forging Group Plenary Meeting　p. 55-59　2011/09　Research paper (international conference proceedings)

  128. Cold Backward Extrusion of Titanium Billet with Combined Pulse and Stepwise Punch Motion on Servo Press

    R. Matsumoto, S. Sawa, H. Utsunomiya

    Proceedings of the 44th International Cold Forging Group Plenary Meeting　p. 165-169　2011/09　Research paper (international conference proceedings)

  129. Improvement of Bonding Strength of Bar and Plate in Indentation Plastic Joining with Bar Oscillation Using Servo Press

    R. Matsumoto, T. Chida, H. Utsunomiya

    Steel Research International　Vol. 82　No. Special Edition　p. 634-638　2011/09　Research paper (scientific journal)

  130. Control of Hardness Distribution in Fabrication of Functionally Graded Cemented Carbide Model

    R. Matsumoto, M. Shiomi, S. Nose, Y. Kawai, K. Osakada

    Journal of JSTP　Vol. 52　No. 608　p. 1017-1021　2011/09　Research paper (scientific journal)

  131. Rolling Contact Fatigue of Titanium Alloys Coated by Gas Nitriding Using a Q-sw Laser

    J. Rozwadowska, K. Kida, E.C. Santos, T. Honda, H. Koike, Y. Kashima, K. Kanemasu, R. Matsumoto

    Applied Mechanics and Materials　Vol. 83　No. 7　p. 191-196　2011/07　Research paper (scientific journal)

  132. Prevention of Galling in Forming of Deep Hole with Retreat and Advance Pulse Ram Motion on Servo Press

    R. Matsumoto, S. Sawa, H. Utsunomiya, K. Osakada

    CIRP Annals - Manufacturing Technology　Vol. 60　No. 1　p. 315-318　2011/07　Research paper (scientific journal)

  133. Backward Extrusion Method with Pulsating Lubricant Supply on Servo Press

    R. Matsumoto, S. Sawa, H. Utsunomiya, K. Osakada

    Proceedings of the JSME/ASME 2011 International Conference on Materials and Processing (ICM&P2011)　2011/06　Research paper (international conference proceedings)

  134. Ductility of a Magnesium Alloy in Warm Forging with Controlled Forming Speed using a CNC Servo Press

    R. Matsumoto, K. Osakada

    Journal of Materials Processing Technology　Vol. 210　No. 14　p. 2029-2035　2010/11　Research paper (scientific journal)

  135. Die Quenching of Steel Product using Tungsten Carbide Dies in Hot Forging with a Servo Press

    R. Matsumoto, Y. Osumi, K. Osakada

    Proceedings of the 11th Asian Symposium on Precision Forging　p. 159-162　2010/10　Research paper (international conference proceedings)

  136. Estimation of Plastic Anisotropy and Compressive Stress-Strain Curve of AZ31B Magnesium Alloy Extruded Bar for High-Accuracy FE Analysis

    M. Terano, K. Kitamura, R. Matsumoto, Y. Mizuno

    Steel Research International　Vol. 81　No. 9 Special Edition　p. 1263-1266　2010/09　Research paper (scientific journal)

    Publisher:

  137. Development of Forging Processes of Magnesium Alloys on Servo Press

    R. Matsumoto

    Steel Research International　Vol. 81　No. 9 Special Edition　p. 1233-1238　2010/09　Research paper (scientific journal)

    Publisher:

  138. Forging Process of Cast Magnesium Alloy with Consideration of Grain Refinement and Texture Evolution

    R. Matsumoto

    Steel Research International　Vol. 81　No. 9 Special Edition　p. 1255-1258　2010/09　Research paper (scientific journal)

    Publisher:

  139. Ductility Improvement Methods for Commercial AZ31B Magnesium Alloy in Cold Forging

    R. Matsumoto

    Transactions of Nonferrous Metals Society of China　Vol. 20　No. 7　p. 1275-1281　2010/07　Research paper (scientific journal)

  140. Fabrication of Aluminium Foams from Powder by Hot Extrusion and Foaming

    M. Shiomi, S. Imagama, K. Osakada, R. Matsumoto

    Journal of Materials Processing Technology　Vol. 210　No. 9　p. 1203-1208　2010/06　Research paper (scientific journal)

  141. Indentation Joining Process with Bar Oscillation on Servo-controlled Press - Development of Plastic Joining Method Using Indentation III -

    R. Matsumoto, T. Chida, S. Hanami

    Journal of JSTP　Vol. 51　No. 593　p. 597-601　2010/06　Research paper (scientific journal)

  142. Development of Plastic Flow Joining Method using Indentation of Aluminum Bar to Aluminum Plate

    R. Matsumoto, T. Chida

    Journal of Solid Mechanics and Materials Engineering　Vol. 3　No. 12　p. 1223-1232　2009/12　Research paper (scientific journal)

  143. Forming Limit of Magnesium Alloy in Warm Forging using CNC Servo Press with Controlled Forming Speed

    R. Matsumoto, Y. Togase, K. Osakada

    Proceedings of the 8th International Conference on Magnesium Alloys and their Applications　2009/10　Research paper (international conference proceedings)

    Publisher:

  144. Indentation Joining Process for Steel Bar - Aluminium Plate -- Development of Plastic Joining Method Using Indentation II --

    R. Matsumoto, S. Hanami, K. Osakada, H. Yoshimura

    Journal of JSTP　Vol. 50　No. 581　p. 550-554　2009/06　Research paper (scientific journal)

  145. Forgeability and Flow Stress of Mg-Zn-Y Alloys with Long Period Stacking Ordered Structure at Elevated Temperatures

    R. Matsumoto, M. Yamasaki, M. Otsu, Y. Kawamura

    Materials Transactions　Vol. 50　No. 4　p. 841-846　2009/04　Research paper (scientific journal)

  146. Development of Plastic Joining Method using Indentation of Cold Bar to Hot Plate

    A. Ogura, R. Matsumoto, S. Hanami, H. Yoshimura, K. Osakada

    Proceedings of the 5th JSTP International Seminar on Precision Forging　p. 185-188　2009/03　Research paper (international conference proceedings)

  147. Measurement of Friction of Aluminium Alloys in Cold Forging with Small Quantity Lubrication

    R. Matsumoto, K. Osakada

    Steel Research International　Vol. 79　No. Special Edition　p. 79-79　2008/09　Research paper (scientific journal)

    Publisher:

  148. Forging Limit Enhancement of Commercial Magnesium Alloys by Heat Treatment

    R. Matsumoto, K. Osakada

    Advanced Technology of Plasticity 2008　p. 2247-2252　2008/09　Research paper (international conference proceedings)

  149. Piercing of Cylindrical Billet with Counter Pressure and Forward Extrusion of a Small Diameter Helical Gear

    S. Nishiyama, R. Matsumoto, K. Osakada

    Advanced Technology of Plasticity 2008　p. 1543-1548　2008/09　Research paper (international conference proceedings)

  150. New Plastic Joining Method using Indentation of Cold Bar to Hot Forged Part

    R. Matsumoto, S. Hanami, A. Ogura, H. Yoshimura, K. Osakada

    CIRP Annals - Manufacturing Technology　Vol. 57　No. 1　p. 279-282　2008/07　Research paper (scientific journal)

    Publisher:

  151. Improvement of Forgeability of a Commercial AZ31B Magnesium Alloy in Cold Backward Extrusion with Counter Pressure

    R. Matsumoto, T. Kubo, K. Osakada

    Materials Transactions　Vol. 49　No. 5　p. 1000-1005　2008/05　Research paper (scientific journal)

  152. Development of Plastic Joining Method using Indentation

    S. Hanami, R. Matsumoto, K. Osakada, H. Yoshimura

    Journal of JSTP　Vol. 49　No. 567　p. 316-320　2008/04　Research paper (scientific journal)

  153. Development of Forging Process of Commercial Magnesium Alloys

    R. Matsumoto

    Proceedings of the 10th Asian Symposium on Precision Forging　p. 130-141　2007/11　Research paper (international conference proceedings)

  154. Evaluation of Semidry Friction of Aluminium Alloy by Tapered Plug Penetration Test

    R. Matsumoto, K. Hirayama, K. Osakada

    Journal of JSTP　Vol. 48　No. 561　p. 935-939　2007/10　Research paper (scientific journal)

  155. Evaluation of Dry Friction between AZ31B Magnesium Alloy and Coated Tools by Tapered Plug Penetration Test

    R. Matsumoto, K. Osakada

    Proceedings of the 3rd International Conference on Tribology in Manufacturing Processes　p. 203-206　2007/09　Research paper (international conference proceedings)

  156. Effect of Heat Treatment on Forgeability of AZ31 Magnesium Alloy

    R. Matsumoto, K. Osakada

    Journal of JILM　Vol. 57　No. 7　p. 274-279　2007/07　Research paper (scientific journal)

  157. Fracture of Magnesium Alloy in Cold Forging

    R. Matsumoto, T. Kubo, K. Osakada

    CIRP Annals - Manufacturing Technology　Vol. 56　No. 1　p. 293-296　2007/07　Research paper (scientific journal)

  158. Friction and Adhesion in Dry Warm Forging of Magnesium Alloy with Coated Tools

    R. Matsumoto, H. Kawashima, K. Osakada

    Journal of Solid Mechanics and Materials Engineering　Vol. 1　No. 4　p. 397-405　2007/05　Research paper (scientific journal)

  159. Measurement of Dry Friction between Magnesium Alloy and Hard-Film Coated Tools by Tapered Plug Penetration Test

    R. Matsumoto, H. Kawashima, K. Osakada

    Journal of JSTP　Vol. 48　No. 553　p. 156-160　2007/02　Research paper (scientific journal)

  160. Future Challenges in Precision Forging Technology - A Report of Discussion Hour at the 4th ISPF -

    K. Kitamura, R. Matsumoto, A. Putz

    Proceedings of the 39th International Cold Forging Group Plenary Meeting　p. 120-128　2006/09　Research paper (international conference proceedings)

  161. Cold Piercing of Magnesium Alloy Billet with High Aspect Ratio

    R. Matsumoto, T. Kubo, K. Osakada

    International Journal of Machine Tools & Manufacture　Vol. 46　No. 5　p. 459-466　2006/04　Research paper (scientific journal)

  162. Some Attempts to Improve Cold Forgeability of Magnesium Alloy AZ31B

    R. Matsumoto, T. Kubo, K. Osakada

    Proceedings of the 4th JSTP International Seminar on Precision Forging　p. 191-194　2006/03　Research paper (international conference proceedings)

  163. Cold Piercing of Cylindrical Billet of Magnesium Alloy against Counter Pressure

    R. Matsumoto, T. Kubo, K. Osakada

    Advanced Technology of Plasticity 2005　p. 123-124　2005/10　Research paper (international conference proceedings)

  164. Development of Plastic Joining Method using Indentation

    S. Hanami, K. Osakada, R. Matsumoto, H. Yoshimura

    Journal of the Chinese Society of Mechanical Engineers　Vol. 26　No. 5　p. 553-557　2005/10　Research paper (scientific journal)

  165. High Aspect Ratio Piercing of Magnesium Alloy AZ31B using Double Axis Servo-Press

    R. Matsumoto, T. Kubo, K. Osakada

    Journal of the Chinese Society of Mechanical Engineers　Vol. 26　No. 5　p. 579-583　2005/10　Research paper (scientific journal)

  166. Precision Extrusion Methods with Double Axis Servo-Press using Counter Pressure

    K. Osakada, R. Matsumoto, M. Otsu, S. Hanami

    CIRP Annals - Manufacturing Technology　Vol. 54　No. 1　p. 245-248　2005/07　Research paper (scientific journal)

  167. Thermal Forming of Pipes

    K. Osakada, M. Otsu, R. Matsumoto

    Proceedings of the 1st International Workshop on Thermal Forming (IWOTE'05)　p. 131-138　2005/04　Research paper (international conference proceedings)

  168. Dieless Thickening of Thin-wall Pipe with Local Heating Using Laser

    R. Matsumoto, Y. Umino, K. Osakada, M. Shiomi

    Journal of JSTP　Vol. 46　No. 530　p. 239-243　2005/03　Research paper (scientific journal)

  169. Precision Warm Forging of Magnesium Alloy with Consideration of Material Property

    R. Matsumoto, K. Osakada

    WIRE　Vol. 54　No. 6　p. 20-24　2004/11　Research paper (scientific journal)

  170. Piercing of Cylindrical Material with Back Pressure

    S. Nishiyama, S. Takahashi, R. Matsumoto, Y. Miyashita, M. Shiomi, K. Osakada

    Journal of JSTP　Vol. 45　No. 526　p. 917-921　2004/11　Research paper (scientific journal)

  171. Precision Warm Forging of Magnesium Alloy with Consideration of Material Property

    R. Matsumoto, K. Osakada

    Proceedings of the 37th International Cold Forging Group Plenary Meeting　2004/09　Research paper (international conference proceedings)

  172. Development of Warm Forging Method for Magnesium Alloy

    R. Matsumoto, K. Osakada

    Materials Transactions　Vol. 45　No. 9　p. 2838-2844　2004/09　Research paper (scientific journal)

  173. Measurement of Friction in Cold Upsetting with Mist Lubrication

    R. Matsumoto, K. Osakada

    Materials Transactions　Vol. 45　No. 9　p. 2891-2896　2004/09　Research paper (scientific journal)

  174. Dieless Wall Thickening of Pipes with Local Heating and Bending

    N. Matsuki, N. Ootani, K. Osakada, R. Matsumoto

    Journal of JSTP　Vol. 45　No. 519　p. 249-253　2004/04　Research paper (scientific journal)

  175. Warm Forging Method of Magnesium Alloys using Material Properties

    R. Matsumoto, K. Osakada

    Proceedings of the 3rd JSTP International Seminar on Precision Forging　2004/03　Research paper (international conference proceedings)

  176. Combined Forward-Backward Extrusion with Controlled Reversal Ram Motion -Effect of Reversal Ram Motion-

    S. Hanami, R. Matsumoto, M. Otsu, K. Osakada, D. Hayashida

    Proceedings of the 8th Asian Symposium on Precision Forging　2003/10　Research paper (international conference proceedings)

  177. Fundamental Study of Semi-Dry Forging with Mist Lubrication

    R. Matsumoto, K. Osakada

    Proceedings of the 8th Asian Symposium on Precision Forging　p. 31-35　2003/10　Research paper (international conference proceedings)

  178. Development of Warm Forging Method for Magnesium Alloys

    R. Matsumoto, K. Osakada

    Journal of JSTP　Vol. 44　No. 510　p. 760-764　2003/07　Research paper (scientific journal)

  179. Measurement of Friction in Cold Upsetting with Mist Lubrication

    R. Matsumoto, K. Osakada

    Journal of JSTP　Vol. 44　No. 508　p. 535-539　2003/05　Research paper (scientific journal)

  180. Friction in Cold Forging with Coated Tools under Dry and Semi-Dry Conditions

    R. Matsumoto, K. Osakada

    Advanced Technology of Plasticity 2002　p. 763-768　2002/10　Research paper (international conference proceedings)

  181. Lubrication and Friction of Magnesium Alloys in Warm Forging

    R. Matsumoto, K. Osakada

    CIRP Annals - Manufacturing Technology　Vol. 51　No. 1　p. 223-226　2002/07　Research paper (scientific journal)

  182. Fundamental Study of Dry Metal Forming with Coated Tools

    K. Osakada, R. Matsumoto

    CIRP Annals - Manufacturing Technology　Vol. 49　No. 1　p. 161-164　2000/07　Research paper (scientific journal)

  183. Some Attempts on Dry Metal Forming

    K. Osakada, R. Matsumoto

    Proceedings of International Workshop on Environment Conscious Metal Processing (ICEM-99)　p. 133-138　1999/09　Research paper (international conference proceedings)

Misc. 89

  1. Development and Current of Forging Process with Torsion

    R. Matsumoto

    Bulletin of JSTP　Vol. 8　No. 93　p. 526-528　2025/09　Article, review, commentary, editorial, etc. (scientific journal)

  2. Forging, Prospects Report 2023

    R. Matsumoto

    Bulletin of JSTP　Vol. 8　No. 93　p. 487-491　2025/09　Article, review, commentary, editorial, etc. (scientific journal)

  3. Process-Tribology, Prospects Report 2024

    R. Matsumoto

    Bulletin of JSTP　Vol. 8　No. 92　p. 407-411　2025/08　Article, review, commentary, editorial, etc. (scientific journal)

  4. Process Visualization and Intellectualization, Prospects Report 2024

    R. Matsumoto

    Bulletin of JSTP　Vol. 8　No. 92　p. 441-444　2025/08　Article, review, commentary, editorial, etc. (scientific journal)

  5. 機械工学年鑑2025（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2025/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  6. 銅－アルミニウムの後方押出し鍛造接合における周方向滑り付加

    松本 良

    プレス技術　Vol. 63　No. 7　p. 34-37　2025/06　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  7. Forging, Prospects Report 2023

    R. Matsumoto

    Bulletin of JSTP　Vol. 7　No. 81　p. 553-557　2024/09　Article, review, commentary, editorial, etc. (scientific journal)

  8. Process-Tribology, Prospects Report 2023

    R. Matsumoto

    Bulletin of JSTP　Vol. 7　No. 80　p. 481-486　2024/08　Article, review, commentary, editorial, etc. (scientific journal)

  9. 機械工学年鑑2024（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2024/07　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  10. 微小ディンプルを有する冷間鍛造用金型のトライボロジー特性

    松本 良

    トライボロジー　No. 439　p. 38-41　2024/03　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  11. Measurement and Prediction of Temperature Change during Isothermal Forging of Ti-6Al-4V Alloy

    T. Kitashima, R. Matsumoto, Y. Yoshida, H. Matsumoto, M. Hagiwara

    Titanium Japan　Vol. 71　No. 4　p. 289-295　2023/10　Article, review, commentary, editorial, etc. (scientific journal)

  12. Process-Tribology, Prospects Report 2022

    R. Matsumoto

    Bulletin of JSTP　Vol. 6　No. 68　p. 443-447　2023/08　Article, review, commentary, editorial, etc. (scientific journal)

  13. 機械工学年鑑2023（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2023/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  14. ねじり付加冷間鍛造技術の開発

    松本 良

    プレス技術　Vol. 61　No. 5　p. 28-32　2023/04　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  15. Molecular Dynamic Study on Conversion of Plastic Work of Materials into Heat

    X. Li, H. Utsunomiya, R. Matsumoto

    Book of Abstracts of the 17th Asia-Pacific Conference on Fracture and Strength and the 13th Conference on Structural Integrity and Failure (APCFS/SIF2022)　2022/12　Research paper, summary (international conference)

  16. Process-Tribology

    R. Matsumoto

    Bulletin of JSTP　Vol. 5　No. 57　p. 566-570　2022/09　Article, review, commentary, editorial, etc. (scientific journal)

  17. Process Visualization and Intellectualization

    R. Matsumoto

    Bulletin of JSTP　Vol. 5　No. 56　p. 527-530　2022/08　Article, review, commentary, editorial, etc. (scientific journal)

  18. 機械工学年鑑2022（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2022/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  19. 鍛造におけるねじり付加の応用

    松本 良

    ぷらすとす　Vol. 5　No. 50　p. 63-68　2022/02　Article, review, commentary, editorial, etc. (scientific journal)

  20. Process-Tribology

    R. Matsumoto

    Bulletin of JSTP　Vol. 4　No. 45　p. 572-575　2021/09　Article, review, commentary, editorial, etc. (scientific journal)

  21. 機械工学年鑑2021（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2021/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  22. Porous Materials

    R. Matsumoto

    Bulletin of JSTP　Vol. 4　No. 44　p. 538-542　2021/08　Article, review, commentary, editorial, etc. (scientific journal)

  23. Penetrating Tool Friction Stir Incremental Forming Using Alternating Tool Path Direction

    W. Jiang, T. Miura, R. Matsumoto, M. Okada, M. Otsu

    Program of the 13th International Conference on Technology of Plasticity (ICTP 2021)　2021/07　Research paper, summary (international conference)

  24. Practical Use of Finite Element Simulation in Research and Development of Forging Process with Press Ram Motion Control

    R. Matsumoto

    Bulletin of JSTP　Vol. 4　No. 39　p. 165-169　2021/03　Article, review, commentary, editorial, etc. (scientific journal)

  25. 金型に着目した振動モーション付加鍛造

    松本 良

    型技術　Vol. 36　No. 4　p. 34-37　2021/03　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  26. Porous Materials

    R. Matsumoto

    Bulletin of JSTP　Vol. 3　No. 33　p. 558-560　2020/09　Article, review, commentary, editorial, etc. (scientific journal)

  27. 機械工学年鑑2020（5.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2020/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  28. Process-Tribology

    R. Matsumoto

    Bulletin of JSTP　Vol. 3　No. 32　p. 458-461　2020/08　Article, review, commentary, editorial, etc. (scientific journal)

  29. Process Visualization and Intellectualization

    R. Matsumoto

    Bulletin of JSTP　Vol. 3　No. 32　p. 492-495　2020/08　Article, review, commentary, editorial, etc. (scientific journal)

  30. Porous Materials

    R. Matsumoto

    Bulletin of JSTP　Vol. 2　No. 21　p. 584-588　2019/09　Article, review, commentary, editorial, etc. (scientific journal)

  31. 機械工学年鑑2019（6.2.2 塑性加工）

    松本 良

    日本機械学会ホームページ　2019/08　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  32. Process-Tribology

    R. Matsumoto

    Bulletin of JSTP　Vol. 2　No. 20　p. 470-475　2019/08　Article, review, commentary, editorial, etc. (scientific journal)

  33. Tribological Characteristics of Dies for Cold Forging with Surface Texture Formed by Shot Peening Process

    R. Matsumoto

    Mechanical Surface Tech　Vol. 50　p. 27-29　2019/06　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  34. Tribological Characteristics of Cold Forging Dies with Micro Valleys Formed by Shot Peening Process

    R. Matsumoto, A. Kajioka, S. Mori

    Bulletin of JSTP　Vol. 2　No. 14　p. 116-120　2019/02　Article, review, commentary, editorial, etc. (scientific journal)

  35. Porous Materials

    R. Matsumoto

    Bulletin of JSTP　Vol. 1　No. 9　p. 649-653　2018/09　Article, review, commentary, editorial, etc. (scientific journal)

  36. Process-Tribology

    R. Matsumoto

    Bulletin of JSTP　Vol. 1　No. 8　p. 532-537　2018/08　Article, review, commentary, editorial, etc. (scientific journal)

  37. 鍛造加工におけるねじりモーション付加による軸方向加工荷重の低減

    松本 良

    プレス技術　Vol. 55　No. 11　p. 30-33　2017/09　Article, review, commentary, editorial, etc. (scientific journal)

  38. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 58　No. 680　p. 732-736　2017/09　Article, review, commentary, editorial, etc. (scientific journal)

  39. Porous Materials

    R. Matsumoto

    Journal of JSTP　Vol. 58　No. 680　p. 802-806　2017/09　Article, review, commentary, editorial, etc. (scientific journal)

  40. Development of Forging Process with Cyclic Alternating Torsion Die Motion

    R. Matsumoto, J. Kou, H. Utsunomiya

    Abstract Book of the Frontiers in Materials Processing Applications, Research and Technology (FiMPART'17)　2017/07　Research paper, summary (international conference)

  41. Forming and Joining Simultaneous Processing of Magnesium Alloy Sheets and Pure Aluminum Sheets by Friction Stir Incremental Forming

    M. Otsu, Y. Song, M. Okada, H. Yoshimura, R. Matsumoto, T. Muranaka

    Abstract Book of the Frontiers in Materials Processing Applications, Research and Technology (FiMPART'17)　2017/07　Research paper, summary (international conference)

  42. Enhancement of Forging Limit by Using Servo Press

    R. Matsumoto

    Journal of the Japan Society for Technology of Plasticity　Vol. 58　No. 674　p. 187-191　2017/03　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  43. Thickening of Skin Surface Layer of Aluminum Foam by Friction Stir Incremental Forming and Incremental Hammering

    S. Mori, R. Matsumoto, M. Otsu, H. Utsunomiya

    Abstracts & Programme Book of the Advances in Materials & Processing Technologies Conference (AMPT 2016)　2016/11　Research paper, summary (international conference)

  44. Finite Element Analysis of Axial Forming Load Reduction in Upsetting with Cyclic Torsion Die Motion

    R. Matsumoto, J. Kou, H. Utsunomiya

    Abstracts & Programme Book of the Advances in Materials & Processing Technologies Conference (AMPT 2016)　2016/11　Research paper, summary (international conference)

  45. Nano Precipitation and Hardening of Die-Quenched 6061 Aluminum Alloy

    H. Utsunomiya, K. Tada, R. Matsumoto, K. Watanabe, K. Matsuda

    Program and Proceedings of the International Conference on Nano Science and Nano Technology　2016/11　Research paper, summary (international conference)

  46. Porous Materials

    R. Matsumoto

    Journal of JSTP　Vol. 57　No. 667　p. 776-780　2016/08　Article, review, commentary, editorial, etc. (scientific journal)

  47. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 57　No. 667　p. 709-713　2016/08　Article, review, commentary, editorial, etc. (scientific journal)

  48. Compressive Deformation Behavior of Aluminum Foam Filled Surface Pores with Polyamide by Selective Laser Melting

    R. Matsumoto, S. Kanatani, H. Utsunomiya

    Program Book of the 19th International ESAFORM Conference on Material Forming (ESAFORM 2016)　2016/04　Research paper, summary (international conference)

  49. Hot Forging Process using Stellite Overlaid Dies

    R. Matsumoto

    JFA（Japan Forging Association）　Vol. 53　p. 60-64　2016/01　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  50. Fabrication of Skin Layer on Porous Metal Surface by Forming Processes and Mechanical Property

    R. Matsumoto

    Manufacturing & Technology　Vol. 67　No. 4　p. 77-80　2015/10　Article, review, commentary, editorial, etc. (other)

  51. Compressive Deformation Behavior of Aluminum Foam with Skin Surface Layer Formed by Friction Stir Incremental Forming

    R. Matsumoto, H. Tsuruoka, M. Otsu, H. Utsunomiya

    Abstracts Book of the 9th International Conference on Porous Metals and Metallic Foams (Metfoam 2015)　2015/09　Research paper, summary (international conference)

  52. Deformation of Aluminum Foam in Cold Extrusion Process

    W.Y. Kim, R. Matsumoto, H. Utsunomiya

    Abstracts Book of the 9th International Conference on Porous Metals and Metallic Foams (Metfoam 2015)　2015/09　Research paper, summary (international conference)

  53. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 56　No. 655　p. 605-611　2015/08　Article, review, commentary, editorial, etc. (scientific journal)

  54. Porous Materials

    R. Matsumoto

    Journal of JSTP　Vol. 56　No. 655　p. 680-684　2015/08　Article, review, commentary, editorial, etc. (scientific journal)

  55. Research on Metal Forming Processes with Press Ram Motion Control

    R. Matsumoto

    Journal of the Japan Society for Technology of Plasticity　Vol. 55　No. 647　p. 1068-1072　2014/12　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  56. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 55　No. 643　p. 684-688　2014/08　Article, review, commentary, editorial, etc. (scientific journal)

  57. Porous Materials

    R. Matsumoto

    Journal of JSTP　Vol. 55　No. 643　p. 753-757　2014/08　Article, review, commentary, editorial, etc. (scientific journal)

  58. Indentation Joining with Oscillation Using Servo Press

    R. Matsumoto

    JOURNAL OF THE JAPAN WELDING SOCIETY　Vol. 83　No. 3　p. 195-198　2014/04　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: Japan Welding Society

  59. Beyond Metal Forming Limit of Aluminum Alloys

    H. Utsunomiya, M. Otsu, T. Iizuka, R. Matsumoto

    Journal of JILM　Vol. 63　No. 9　p. 329-336　2013/09　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: Japan Institute of Light Metals

  60. Porous Materials

    R. Matsumoto

    Journal of JSTP　Vol. 54　No. 631　p. 734-738　2013/08　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  61. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 54　No. 631　p. 669-674　2013/08　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  62. Dry and Semi-Dry Forging

    R. Matsumoto, H. Utsunomiya

    Journal of JSTP　Vol. 54　No. 626　p. 210-214　2013/03　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  63. Process-Tribology

    R. Matsumoto

    Journal of JSTP　Vol. 53　No. 619　p. 676-681　2012/08　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  64. Finite Element Analysis with Consideration of Mixture Rule for Forging of Cast Mg-Zn-Y Alloys with Long Period Stacking Ordered Phase

    R. Matsumoto, M. Otsu, M. Yamasaki, T. Mayama, H. Utsunomiya, Y. Kawamura

    Extended Abstracts Book of the 4th Asian Symposium on Magnesium Alloys　2011/10　Research paper, summary (international conference)

  65. Fabrication of Functionally Graded Cemented Carbide Die with Hardness Distribution

    R. Matsumoto, M. Shiomi

    SOKEIZAI　Vol. 52　No. 10　p. 33-37　2011/10　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  66. Hole Forming with Periodical Lubricant Supply through Internal Channel of Punch using Servo Press

    R. Matsumoto

    Press Working　Vol. 49　No. 11　p. 64-67　2011/10　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  67. Pulse Hole Forming Method with Punch with Internal Channel of Lubricant on Servo Press

    R. Matsumoto

    Journal of the Japan Society of Mechanical Engineers　Vol. 114　No. 1114　2011/09　Article, review, commentary, editorial, etc. (scientific journal)

  68. Indentation Joining

    R. Matsumoto

    SOKEIZAI　Vol. 52　No. 7　p. 51-54　2011/07　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  69. Tribology of Magnesium Alloy in Plastic Working

    R. Matsumoto

    Journal of Japanese Society of Tribologists　Vol. 55　No. 12　p. 867-872　2010/12　Article, review, commentary, editorial, etc. (scientific journal)

  70. Indentation Joining Method

    R. Matsumoto

    Newsletter of Materials and Processing Division of JSME　No. 40　p. 7-9　2010/11　Article, review, commentary, editorial, etc. (other)

  71. Tribology of Magnesium Alloys in Forging with Coated Tools

    R. Matsumoto

    Abstracts of the 6th KU-KITECH Symposium on Bulk Metallic Glasses and Advanced Materials　2010/09　Research paper, summary (international conference)

  72. Forging Processes of Magnesium Alloys on Servo Press

    R. Matsumoto

    Press Working　Vol. 48　No. 7　p. 44-48　2010/06　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  73. Tribology of Magnesium Alloys in Forging with Coated Tools

    Abstracts of the 6th KU-KITECH Symposium on Bulk Metallic Glasses and Advanced Materials　Vol. 6　2010

  74. Indentation Joining Method

    Newsletter of Materials and Processing Division of JSME　Vol. No.40, 7-9　2010

  75. Ductility Enhancement of AZ31B Magnesium Alloy in Warm Forging with Controlled Forging Speed on Servo Press

    R. Matsumoto

    Abstracts Book of the 4th Pan-Yellow Sea Rim International Symposium on Magnesium Alloys　2009/11　Research paper, summary (international conference)

  76. Cold Forging of Commercial AZ31B Magnesium Alloy

    R. Matsumoto

    Journal of the Japan Society for Technology of Plasticity　Vol. 50　No. 585　p. 914-918　2009/10　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: The Japan Society for Technology and Plasticity

  77. Some Methods for Improving Forgeability of Commercial AZ31B Magnesium Alloy in Cold Forging

    R. Matsumoto

    Abstracts Book of the 3rd Asian Symposium on Magnesium Alloys　2009/09　Research paper, summary (international conference)

  78. Some Methods for Improving Forgeability of Commercial AZ31B Magnesium Alloy in Cold Forging

    Abstracts Book of the 3rd Asian Symposium on Magnesium Alloys　Vol. 100　2009

  79. Ductility Enhancement of AZ31B Magnesium Alloy in Warm Forging with Controlled Forging Speed on Servo Press

    Abstracts Book of the 4th Pan-Yellow Sea Rim International Symposium on Magnesium Alloys　Vol. 16　2009

  80. Development of Warm and Cold Forging Methods for Magnesium Alloys

    R. Matsumoto

    Abstracts of the 4th KU-KITECH Symposium on Bulk Metallic Glasses and Advanced Materials　2008/05　Research paper, summary (international conference)

  81. Development of Warm and Cold Forging Methods for Magnesium Alloys

    Abstracts of the 4th KU-KITECH Symposium on Bulk Metallic Glasses and Advanced Materials　Vol. 14　2008

  82. Cold Forging of Commercial Magnesium Alloy against Counter Pressure

    R. Matsumoto, T. Kubo, K. Osakada

    Extended Abstracts of the 2nd Asian Symposium on Magnesium Alloys　2007/10　Research paper, summary (international conference)

  83. Cold Forging of Commercial Magnesium Alloy against Counter Pressure

    Extended Abstracts of the 2nd Asian Symposium on Magnesium Alloys　Vol. 238-239　2007

  84. Future Challenges in Precision Forging Technology

    K. Kitamura, R. Matsumoto, A. Putz, H. Sekiguchi

    WIRE　Vol. 56　No. 6　p. 21-25　2006/11　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  85. Trend and Target of Forging Technology

    K. Osakada, R. Matsumoto

    Press Working　Vol. 44　No. 11　p. 18-21　2006/09　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  86. Precision Forging Technology of Magnesium Alloys

    R. Matsumoto, K. Osakada

    Science of Machine　Vol. 58　No. 2　p. 249-254　2006/02　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  87. Precision Forging of Magnesium Alloys

    R. Matsumoto, K. Osakada

    Press Working　Vol. 43　No. 2　p. 32-35　2005/02　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  88. Dry and Semidry Forming of Magnesium Alloys

    R. Matsumoto, K. Osakada

    Journal of JSTP　Vol. 46　No. 528　p. 43-47　2005/01　Article, review, commentary, editorial, etc. (scientific journal)

  89. Reduction of Blanking Noise by Controlling Servo Press Motion

    K. Osakada, R. Matsumoto

    Press Working　Vol. 42　No. 5　p. 25-28　2004/05　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

Publications 3

  1. プロセス・トライボロジー : 塑性加工の摩擦・潤滑・摩耗のすべて

    日本塑性加工学会

    コロナ社　2020/01

    ISBN: 9784339043730

  2. Forging

    K. Kitamura, R. Matsumoto

    Corona Publishing Co.,Ltd.　2018/09　Scholarly book

    ISBN: 9784339043792

  3. Precision Forging

    K. Osakada

    Nikkan Kogyo Shimbun, Ltd.　2010/10　Scholarly book

    ISBN: 9784526065545

Presentations 11

  1. 鍛造技術の発展と最近の動向

    松本 良

    日本塑性加工学会第190回塑性加工学講座　2025/07/29

  2. 潤滑面画像の機械学習による鍛造中の金型－被加工材間の膜厚推定

    松本 良

    プレス・板金・フォーミング展(MF-Tokyo 2025)・日本塑性加工学会テクニカルセミナー　2025/07/18

  3. 鍛造技術の発展と最近の動向

    松本 良

    日本塑性加工学会第187回塑性加工学講座　2024/12/17

  4. 円筒素材の鍛造における不均一・不安定変形

    松本 良

    日本塑性加工学会関西支部第36回技術研修会　2024/01/11

  5. ねじり付加鍛造技術の開発

    松本 良

    プレス・板金・フォーミング展(MF-Tokyo 2023)・日本塑性加工学会テクニカルセミナー　2023/07/15

  6. 局所摩擦加熱によるポーラス金属／樹脂板の塑性接合と接合体の圧縮特性

    松本 良

    日本機械学会2022年度年次大会先端技術フォーラム「M&P最前線」　2022/09/12

  7. 機械学習の援用によるねじり付加鍛造接合の接合条件のデータ分析

    松本 良

    日本塑性加工学会第345回塑性加工シンポジウム　2022/01/27

  8. ねじり振動付加鍛造加工法の開発

    松本 良

    日本塑性加工学会第340回塑性加工シンポジウム　2021/01/25

  9. 加工モーションの制御によるマグネシウム合金の鍛造限界の向上

    松本 良

    第45回先端マグネシウム合金研究会　2020/01/29

  10. ショットピーニングによる塑性加工用金型への表面テクスチャの形成とトライボロジー特性

    松本 良

    精密工学会北陸信越支部（福井県）特別講演会　2019/11/01

  11. 熱間鍛造におけるサーボプレスの活用

    松本 良

    プレス・板金・フォーミング展(MF-TOKYO 2019)・日本塑性加工学会テクニカルセミナー　2019/08/02

Industrial Property Rights 1

  1. 金属部材の固定方法及びフランジ付軸部材

    吉村豹治, 小坂田宏造, 花見眞司, 松本 良, 渡部 豊

    特許5229980

Institutional Repository 18

Content Published in the University of Osaka Institutional Repository (OUKA)

  1. Improvement of cold malleability of magnesium alloy by combining compression with cyclic torsion in upsetting

    Tonomura Keisuke, Matsumoto Ryo, Kaneko Shinobu, Utsunomiya Hiroshi

    Materials Today Communications　Vol. 46　No. 9　2025/05/17

  2. Image-Based Machine Learning of In Situ Captured Images of Die-Workpiece Interface in Forging

    Matsumoto Ryo, Kunisawa Shusuke, Nakamura Yusaku, Utsunomiya Hiroshi

    Defect and Diffusion Forum　Vol. 441　No. 9　p. 39-43　2025/03/26

  3. Reduction in barreling of hollow cylinder by ram pulsation in upsetting

    Matsumoto Ryo, Monda Yuya, Utsunomiya Hiroshi

    The International Journal of Advanced Manufacturing Technology　Vol. 136　p. 3421-3430　2025/02/01

  4. Kinematical study on bonding criterion in cold roll bonding

    Utsunomiya Hiroshi, Jinnouchi Takashi, Kitagawa Takao, Matsumoto Ryo

    CIRP Annals　Vol. 73　No. 1　p. 217-220　2024/07/22

  5. Pore form and size dependence on plastic joining characteristics of resin/metallic foam by friction stir incremental forming

    Matsumoto Ryo, Kunisawa Shusuke, Utsunomiya Hiroshi

    International Journal of Advanced Manufacturing Technology　Vol. 132　No. 1-2　p. 717-726　2024/05/01

  6. In situ observation of re-lubrication of die–workpiece interface during forging with ram pulsation

    Matsumoto Ryo, Nakamura Yusaku, Utsunomiya Hiroshi

    Journal of Manufacturing Processes　Vol. 101　p. 675-686　2023/09/08

  7. Reduction in Barreling of Hollow Cylinder by Combination of Axial Compression and Circumferential Torsion in Upsetting with Conical Dies

    Matsumoto Ryo, Tanaka Sotaro, Utsunomiya Hiroshi

    Lecture Notes in Mechanical Engineering　p. 27-35　2023/08/23

  8. Specific Strength of Sandwich-Structured Composite of Open-Cell Metallic Foam/Resin Joined by Friction Stir Incremental Forming

    Matsumoto Ryo, Sakaguchi Harutaka, Otsu Masaaki, Utsunomiya Hiroshi

    Lecture Notes in Mechanical Engineering　p. 343-349　2022/10/06

  9. Improvement in bonding strength by applying circumferential sliding in cold copper/aluminum forge-bonding

    Matsumoto Ryo, Hashimoto Kakeru, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 307　2022/09/01

  10. Friction Stir Powder Incremental Forming for Fabrication of Sandwich-Structured Composite of Open-Cell Nickel Foam with Aluminum

    Matsumoto Ryo, Sakaguchi Harutaka, Otsu Masaaki, Utsunomiya Hiroshi

    Defect and Diffusion Forum　Vol. 414　p. 179-184　2022/02/01

  11. Enhancement of plastic flow in lateral direction by torsional oscillation in upsetting and lateral extrusion

    Matsumoto Ryo, Tanaka Sotaro, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 299　2022/01/01

  12. Surface Quality of Extruded Sidewall in Cold Backward Cup Extrusion with Low-Frequency Torsional Oscillation

    Matsumoto Ryo, Takatsuka Seiji, Utsunomiya Hiroshi

    Minerals, Metals and Materials Series　p. 217-225　2021/07/11

  13. Formation of NiAl intermetallic compound from powder mixture of nickel and aluminum by laser irradiation

    Matsumoto Ryo, Komaki Shota, Homi Ryohei, Utsunomiya Hiroshi

    Materials Transactions　Vol. 62　No. 4　p. 512-518　2021/04/01

  14. Indentation plastic joining of steel rod and polycarbonate plate

    Matsumoto Ryo

    Journal of Materials Processing Technology　Vol. 283　2020/09/01

  15. Plastic joining of open-cell nickel foam and polymethyl methacrylate (PMMA) sheet by friction stir incremental forming

    Matsumoto Ryo, Sakaguchi Harutaka, Otsu Masaaki, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 282　2020/08/01

  16. Fabrication of skin layer on aluminum foam surface by friction stir incremental forming and its mechanical properties

    Matsumoto Ryo, Tsuruoka Hiroyuki, Otsu Masaaki, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 218　p. 23-31　2015/04/01

  17. Reduction of friction of steel covered with oxide scale in hot forging

    Matsumoto Ryo, Osumi Yuta, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 214　No. 3　p. 651-659　2014/03/01

  18. Shape accuracy in the forming of deep holes with retreat and advance pulse ram motion on a servo press

    Matsumoto Ryo, Jeon Jae Yeol, Utsunomiya Hiroshi

    Journal of Materials Processing Technology　Vol. 213　No. 5　p. 770-778　2013/05/01