Organization
Institute of Integrated Research Materials and Structures Laboratory Assistant Professor
Title
Assistant Professor
External link
HIKOSAKA GEN
Degree
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Ph.D. in Engineering ( 2026.3 Institute of Science Tokyo )
Research Interests
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MEMS
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Shape memory alloys
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Nonlinear continuum mechanics
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Martensitic transformations
Research Areas
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Nanotechnology/Materials / Structural materials and functional materials / Diffusionless phase transformation, Shape memory alloys
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Nanotechnology/Materials / Thin film/surface and interfacial physical properties / MEMS, Size effect
Education
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Tokyo Institute of Technology (currently Institute of Science Tokyo) School of Materials and Chemical Technology Department of Materials Science and Engineering, Doctor's coarse
2023.4 - 2026.3
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Tokyo Institute of Technology School of Materials and Chemical Technology Department of Materials Science and Engineering, Master's course
2021.4 - 2023.3
Country： Japan
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Tokyo Institute of Technology School of Materials and Chemical Technology Department of Materials Science and Engineering, Bachelor's course
2017.4 - 2021.3
Country： Japan
Research History
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Institute of Science Tokyo Institute of Integrated Research Assistant Professor
2026.4
Country：Japan
Professional Memberships
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Association of Shape Memory Alloys
2023.6
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The Japan Institute of Metals and Materials
2022.6
Papers
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Effect of Ni concentration on self-accommodation microstructure of B19′ martensite in Ti–Ni alloys Reviewed
Gen Hikosaka, Yohei Soejima, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
Acta Materialia 309 122105 - 122105 2026.5
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Geometric accommodation of local incompatibility of parent/martensite interface by transformation-induced dislocations in Ti–Ni Reviewed
Gen Hikosaka, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
Materialia 45 102624 - 102624 2026.3
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Gen Hikosaka, Hiroshi Akamine, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
MATERIALS TRANSACTIONS 67 ( 2 ) 162 - 166 2026.2
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Gen Hikosaka, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
Shape Memory and Superelasticity 11 ( 3 ) 579 - 592 2025.6
Presentations
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Slip system selection of transformation-induced dislocations based on geometric accommodation of incompatibility in Ti–Ni alloys
Gen Hikosaka, Yuri Shinoara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
2025 Fall Meeting, The Japan Institute of Metals and Materials 2025.9
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Effect of Ni concentration on the self-accommodation microstructure of B19' martensite in Ti-Ni alloys
Gen Hikosaka, Yohei Soejima, Hiroshi Akamine, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
Association of Shape Memory Alloys, 14th SMA symposium 2024 in Hiroshima 2024.10
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Avatar Ryutaro Matsumura (松村 隆太郎) Modified on: 04/27 Home Research Interests Research Areas Research History Education Committee Memberships Awards Papers Misc. Presentations Teaching Experience Professional Memberships Research Projects Presentations Public
Hikari Inoue, Akira Heima, Gen Hikosaka, Ryutaro Matsumura, Yuri Shinohara, Tomonari Inamura
2024 Fall Meeting, The Japan Institute of Metals and Materials 2024.9
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Effect of Ni concentrations on self-accommodation microstructure of thermoelastic martensite in Ti-Ni alloys
Gen Hikosaka, Yohei Soejima, Hiroshi Akamine, Yuri Shinohara, Minoru Nishida, Tomonari Inamura
ESOMAT 2024 13th European Symposium on Martensitic Transformations 2024.8
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Ni-concentration dependence of self-accommodation microstructure of Ti-Ni and its dominant factors
Gen Hikosaka, Yohei Soejima, Hiroshi Akamine, Yuri Shinohara, Minoru Nishida, Tomonari Inamura
2024 Spring Meeting, The Japan Institute of Metals and Materials 2024.3
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Ni concentration dependence of incompatibility in self-accommodation microstructure of Ti-Ni alloy
Gen Hikosaka, Yohei Soejima, Hiroshi Akamine, Minoru Nishida, Tomonari Inamura
2023 Fall Meeting, The Japan Institute of Metals and Materials 2023.9
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Kinematic study of the mechanism of transformation-induced dislocation generation in TiNi shape memory alloys
Gen Hikosaka, Akira Heima, Yuri Shinohara, Hiroshi Akamine, Minoru Nishida, Tomonari Inamura
Association of Shape Memory Alloys, 13th SMA symposium 2023 in Nara 2023.6
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Kinematic analysis of plastic accommodation at habit plane of B19’ martensite in TiNi alloy
Gen Hikosaka, Akira Heima, Yuri Shinohara, HIroshi Akamine, Minoru Nishida, Tomonari Inamura
2022 Fall Meeting, The Japan Institute of Metals and Materials 2022.9
Awards
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2025 Editor’s Choice article
2026.4 The International Organization on Shape Memory and Superelastic Technologies (SMST) Lattice Parameters of B2 and B19′ Phases in Ti–Ni AlloysNear Transformation Temperatures: Effects of Ni Concentration and Temperature
Gen Hikosaka, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida & Tomonari Inamura
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ASMA award
2024.10 Association of Shape Memory Alloys Effect of Ni concentration on the self-accommodation microstructure of B19' martensite in Ti-Ni alloys
Gen Hikosaka, Yohei Soejima, Hiroshi Akamine, Yuri Shinohara, Ryutaro Matsumura, Minoru Nishida, Tomonari Inamura
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The Japan Institute of Metals and Materials The Best Poster Award
2022.9 The Japan Institute of Metals and Materials Kinematic analysis of plastic accommodation at habit plane of B19’ martensite in TiNi alloy
Gen Hikosaka, Akira Heima, Yuri Shinohara, HIroshi Akamine, Minoru Nishida, Tomonari Inamura
Research Projects
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Creation of design guidelines for long-life shape memory alloys based on local stress field analysis of microstructures.
Grant number：JPMJSP2180 2024.6 - 2026.3
Institute of Science Tokyo Program for Development of Next-Generation Front-Runners with Comprehensive Knowledge and Humanity
Gen Hikosaka