Matsumoto Ryosuke

マツモトリョウスケ | Matsumoto Ryosuke

Affiliation and department：
Job title： Professor

Research field (6)： Mathematical physics and basic theory , Material fabrication and microstructure control , Metallic materials , Computational science , Nanostructure physics , Machine materials and mechanics

Research keywords (15)： Long-period stacking-ordered structures , Magnesium alloy , Neural network potential , Trans-scale analysis , Multiscale analysis , Dislocation theory , Activation energy , Metallic glass , Hydrogen embrittlement , Deformation , Fracture , Lattice defect , Finite element method , First principles calculation , Molecular dynamics

Research theme for competitive and other funds (33)：

2024 - 2026 Elucidation of the interaction behavior between grain boundaries and hydrogen under stress loading using first-principles calculations
2020 - 2026 機能マルチモーダル制御の材料科学と材料創製
2024 - 2025 Time evolution evaluation of grain boundary vacancy concentration and strength for prediction of delayed fracture
2024 - 2025 Search for elements that suppress vacancy-grain boundary binding for the development of ultra-high strength steel with delayed fracture resistance
2022 - 2025 Elucidation of Fatigue Phenomena Caused by Environmental Variations through Analyses of Self-Energy Change of Lattice Defects

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Papers (77)：

Mugilgeethan Vijendran, Ryosuke Matsumoto. Nucleation of nano-sized prismatic dislocation loop from spherical vacancy clusters in α-iron: An atomic-scale study. ISIJ International. 2024. 64. 4
Shinya Taketomi, Toshiki Taniguchi, Hiroki Yamamoto, Seiya Hagihara, Sadahiro Tsurekawa, Ryosuke Matsumoto. Effect of Hydrogen Concentration on Nanoindentation Softening and Hardening in Iron: Ferrite Phase of S25C and Single-crystal Fe-3wt.%Si. ISIJ International. 2024. 64. 4
Sunday OYINBO, Ryosuke MATSUMOTO. Influence of High Concentration Vacancy-Type Defects on the Mobility of Edge Dislocation in α-Iron: An Atomistic Investigation. ISIJ International. 2024. 64. 4
Ichiro Fujimoto, Tatsuya Okayama, Ryosuke Matsumoto. Effect of Carbon Density at Grain Boundary on Delayed Fracture Properties of Martensitic Steels. Journal of the Society of Materials Science, Japan. 2024. 73. 2. 109-114
Michiaki Yamasaki, Koji Hagihara, Ryosuke Matsumoto, Tsuyoshi Mayama, Stefanus Harjo. Developing Structural Lightweight Metallic Materials with High Strength and Large Ductility Based on Multimodal Microstructure Design Concept. Materia Japan. 2024. 63. 1. 9-17

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Books (4)：

SiC Power Module Design: Performance, Robustness and Reliability
The Institution of Engineering and Technology 2021
Handbook of Mechanics of Materials
Springer 2019
LPSO型マグネシウム合金の材料科学-実用段階に入った日本発の新合金
日経BPコンサルティング 2018
計算力学解析手法の水素脆化評価への適用
新日本石油研究開発企画部 2008

Lectures and oral presentations (126)：

Surface modification of Si-MEMS using electron beam induced silicon nanodots
(The 20th International Conference on Precision Engineering (ICPF2024) 2024)
HYDROGEN EFFECTS ON NANOINDENTATION SOFTENING AND HARDENING IN IRON
(European Conference on Fracture 2024 (ICF2024) 2024)
HYDROGEN EFFECT ON EDGE DISLOCATION IN BCC IRON AT HIGHER CONCENTRATIONS: STRONG PINNING AND RESULTING TWINNING
(European Conference on Fracture 2024 (ICF2024) 2024)
A novel approach to revealing the mechanisms behind cohesive strength reduction and intergranular fracture in alpha-iron
(Tenth International Conference on Engineering Failure Analysis (ICEFA X) 2024)
Analysis of slip properties of hexagonal type LPSO structures of Mg-Zn-Y alloy using first-principles calculations
(The 9th Multi-scale Mechanics of Materials Symposium, The Society of Materials Science, Japan. 2024)

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Education (3)：

2000 - 2003 大阪大学大学院工学研究科知能・機能創成工学専攻博士後期課程
1999 - 2000 大阪大学大学院工学研究科知能・機能創成工学専攻博士前期課程
1995 - 1999 Osaka University School of Engineering

Professional career (1)：

Ph.D. (Engineering) (Osaka University)

Work history (11)：

2024/04 - 現在 Kyoto University of Advanced Science Faculty of Engineering Department of Mechanical and Electrical System Engineering Professor
2020/04 - 2024/03 Kyoto University of Advanced Science Faculty of Engineering Department of Mechanical and Electrical System Engineering Associate Professor
2019/09 - 2020/03 Kyoto University of Advanced Science Nagamori Institute of Actuators Associate Professor
2018/04 - 2019/08 京都大学大学院工学研究科附属工学基盤教育研究センター講師
2015/09 - 2018/04 京都大学大学院工学研究科附属グローバルリーダシップ大学院工学教育推進センター講師

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Committee career (34)：

2024/04 - 現在 The Iron and Steel Institute of Japan Discussion of new ideas based on the past project of hydrogen embrittlement, Forum, Secretary
2024/04 - 現在 The Japan Society of Mechanical Engineers Micro-Nano Science & Technology Division, Seminar holding committee, Chairman
2024/04 - 現在 The Japan Society of Mechanical Engineers Materials and Mechanics Devision, Public relations committee, Vice-chairman
2023/04 - 現在日本機械学会マイクロ・ナノ工学部門代議員
2022/05 - 現在日本材料学会マルチスケール材料力学部門委員会委員

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Awards (13)：

2020/08 - Japan Association for Computational Mechanics (JACM) The 2020 JACM Fellow Award
2019/06 - 15th International Conference on Diffusion in Solids and Liquids (DSL2019) Best Poster Award
2015/05 - 日本材料学会論文奨励賞
2014/04 - 日本材料学会関西支部関西支部長賞
2013/09 - 科研費新学術領域「シンクロ型LPSO構造の材料科学」(平成25年度中間報告会) 優秀発表賞

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Association Membership(s) (7)：

JAPAN ASSOCIATION FOR COMPUTATIONAL MECHANICS , THE IRON AND STEEL INSTITUTE OF JAPAN , THE JAPAN INSTITUTE OF LIGHT METALS , THE JAPAN SOCIETY OF MECHANICAL ENGINEERS , THE SOCIETY OF MATERIALS SCIENCE, JAPAN , THE JAPAN INSTITUTE OF METALS AND MATERIALS , THE JAPAN SOCIETY FOR COMPUTATIONAL ENGINEERING AND SCIENCE

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