Yamaguchi Masatake

Affiliation and department：
Job title： Senior Researcher
Homepage URL (1)： https://www.scopus.com/authid/detail.uri?authorId=7404824193

Research field (1)： Metallic materials

Research keywords (3)：粒界脆化 , 金属 , 第一原理計算

Research theme for competitive and other funds (12)：

2020 - 2024 金属被覆ジルコニウム合金型事故耐性燃料の開発
2019 - 2024 「ナノ~マクロを繋ぐトモグラフィー:界面の半自発的剥離」
2018 - 2023 ミルフィーユ構造の材料科学 - 新強化原理に基づく次世代構造材料の創製 -
2014 - 2020 水素分配制御によるアルミニウム合金の力学特性最適化
2016 - 2019 Crystal structure and mechanical properties of the precipitate phase inducing embrittlement of nuclear reactor pressure vessel steels

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Papers (120)：

Yamaguchi Masatake, Ebihara Kenichi, Itakura Mitsuhiro. First-principles calculations of hydrogen trapping energy at an edge dislocation core in iron. Scripta Materialia. 2025. 268. 116887\_1-116887\_6
Shimizu Kazuyuki*, Yamaguchi Masatake, Akamaru Satoshi*, Nishimura Katsuhiko*, Abe Rion*, Sasaki Taisuke*, Wang Y.*, Toda Hiroyuki*. Revisiting hydrogen trapping in Mg$_{32}$(Al, Zn)$_{49}$ Approximant crystal; Influence of chemical disorder. Scripta Materialia. 2025. 265. 116730\_1-116730\_7
Shimizu Kazuyuki*, Toda Hiroyuki*, Hirayama Kyosuke*, Fujihara Hiro*, Tsuru Tomohito, Yamaguchi Masatake, Sasaki Taisuke*, Uesugi Masayuki*, Takeuchi Akihisa*. Hydrogen embrittlement in Al-Zn-Mg alloys; Semispontaneous decohesion of precipitates. International Journal of Hydrogen Energy. 2025. 109. 1421-1436
Abrar Ahmed, Kanokwan Uttarasak, Taiki Tsuchiya, Seungwon Lee, Katsuhiko Nishimura, Norio Nunomura, Susumu Ikeno, Ayesha Malik, Kazuyuki Shimizu, Kyosuke Hirayama, et al. Ag segregation and Interfacial characterization of the Hexagonal β(Mg2Si)-phase in Al-Mg-Si-Ag Alloy. Materials Today Communications. 2025. 111835-111835
Yamaguchi Masatake, Ebihara Kenichi, Itakura Mitsuhiro, Tsuru Tomohito. Quantitative estimation method of the effect of segregated solute on hydrogen-enhanced decohesion at a grain boundary. Scripta Materialia. 2025. 255. 116366\_1-116366\_5

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MISC (197)：

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Patents (12)：

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Lectures and oral presentations (266)：

Impurities, hydrogen, and liquid metal-induced intergranular brittleness; First-principles calculations
(日本鉄鋼協会東北支部湯川記念講演会)
Thermal desorption spectra of hydrogen of ion-irradiated iron
(日本鉄鋼協会第190回秋季講演大会)
Cell size effect on hydrogen trapping energy calculations at edge dislocation cores in iron
(日本鉄鋼協会第190回秋季講演大会)
Hydrogen trapping at precipitates in Ni-based superalloy 718; First-principles calculation and thermal desorption analyses
(6th International Conference on Structural Integrity (ICSI2025))
Phase diagram of the $\Gamma$2-phase; C15 Laves phase in RPV steel
(22nd International Conference of Fusion Reactor Materials (ICFRM-22))

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Education (3)：

1991 - 1994 東京大学大学院理学系研究科相関理化学専攻博士課程
1989 - 1991 東京大学大学院理学系研究科相関理化学専攻修士課程
1985 - 1989 The University of Tokyo College of Arts and Sciences Department of Basic Science

Professional career (1)：

Work history (7)：

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Committee career (5)：

Awards (3)：

2020/10 - 軽金属学会令和2年度軽金属論文賞 Effect of Copper Addition on Precipitation Behavior near Grain Boundary in Al-Zn-Mg Alloy
2016/06 - International Symposium on Environmental Degradation under Static and Cyclic Loads in Structural Metallic Materials at Ambient Temperatures IV (Cork, Ireland, May 29-June 3, 2016) Science Award
2000 - 日本応用磁気学会学術奨励賞(武井賞)

Association Membership(s) (4)：

THE IRON AND STEEL INSTITUTE OF JAPAN , 日本原子力学会 , 日本金属学会 , 軽金属学会

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