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J-GLOBAL ID：201301040014353111   Update date: Sep. 13, 2024

Nobuta Yuji

ノブタ ユウジ | Nobuta Yuji
Affiliation and department：
Hokkaido University Faculty of Engineering

About Hokkaido University Faculty of Engineering


Research field  (4)： Composite materials and interfaces ,  Metallic materials ,  Nuclear fusion ,  Basic plasma science
Research keywords  (14)： レーザードーピング ,  水素ガスバリア ,  液体金属 ,  中性子照射 ,  表面改質 ,  Hydrogen permeation ,  ヘリウム照射 ,  水素同位体交換 ,  トリチウム除去 ,  プラズマ対向材料 ,  トリチウム増殖材 ,  真空工学 ,  プラズマ材料相互作用 ,  核融合炉工学
Research theme for competitive and other funds  (3)：
  • 2021 - 2024 レーザードーピングで形成される不純物ドープ層を利用した水素ガスバリア機能の開発
  • 2018 - 2022 Control of vacancy concentration and hydrogen isotope retention in neutron-irradiated tungsten alloys for fusion applications
  • 2018 - 2021 Reduction of hydrogen permeation using irradiation defects prodeced by helium ionirradiation
Papers (78)：
  • Chase N. Taylor, Masashi Shimada, Yuji Nobuta, Makoto I. Kobayashi, Yasuhisa Oya, Yuji Hatano, Takaaki Koyanagi. Surface chemistry of neutron irradiated tungsten in a high-temperature multi-material environment☆. Nuclear Materials and Energy. 2023. 34. 101323-101323
  • Y. Nobuta, T. Toyama, A. Matsumoto, M. Shimada, Y. Oya, K. Inoue, Y. Nagai, Y. Hatano. Effect of rhenium addition on deuterium retention in neutron-irradiated tungsten. Journal of Nuclear Materials. 2022. 566
  • Makoto Kobayashi, Masashi Shimada, Chase N. Taylor, Yuji Nobuta, Yuji Hatano, Yasuhisa Oya. Numerical analysis of deuterium migration behaviors in tungsten damaged by fast neutron by means of gas absorption method. FUSION ENGINEERING AND DESIGN. 2021. 168
  • M. Oya, M. Shimada, C. N. Taylor, M. Kobayashi, Y. Nobuta, Y. Yamauchi, Y. Oya, Y. Ueda, Y. Hatano. Deuterium retention in tungsten irradiated by high-dose neutrons at high temperature. NUCLEAR MATERIALS AND ENERGY. 2021. 27
  • Yuji Nobuta, Masashi Shimada, Chase N. Taylor, Yasuhisa Oya, Yuji Hatano, Yaqiao Wu, Megha Dubey. Effects of Helium Seeding on Deuterium Retention in Neutron-Irradiated Tungsten. FUSION SCIENCE AND TECHNOLOGY. 2021. 77. 1. 76-79
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MISC (49)：
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Education (1)：
  • - 2006 Hokkaido University Graduate School of Engineering Division of Quantum Energy Engineering
Professional career (1)：
  • 博士(工学) (北海道大学)
Work history (1)：
  • 2006/04 - 2007/09 日本原子力研究開発機構 那珂核融合研究所 博士研究員
Association Membership(s) (2)：
THE VACUUM SOCIETY OF JAPAN ,  THE JAPAN SOCIETY OF PLASMA SCIENCE AND NUCLEAR FUSION RESEARCH
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