Rchr
J-GLOBAL ID:200901012751927181   Update date: Jan. 31, 2024

Ohnuma Ikuo

オオヌマ イクオ | Ohnuma Ikuo
Affiliation and department:
Research field  (1): Inorganic materials
Research keywords  (10): 結晶粒成長 ,  計算状態図 ,  相平衡 ,  状態図 ,  熱力学 ,  Grain Growth ,  CALPHAD ,  Phase Equilibria ,  Phase Diagram ,  Thermodynamics
Research theme for competitive and other funds  (37):
  • 2021 - 2024 構造材料の結晶粒界・転位偏析計算システムの構築と偏析デザインによる組織制御
  • 2020 - 2023 超高温域の状態図研究と高比強度クロム基耐熱材料の創製
  • 2015 - 2020 Ferrous Structural Superelastic Alloys-New Stage of Shape Memory Materials-
  • 2014 - 2017 Clarification of new abnormal grain growth phenomenon induced by phase transformation
  • 2014 - 2016 Development of Ni-Ir-Al-W-base superalloy for 1200C~1500C
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Papers (45):
  • K. Han, M. Saito, J. Xia, I. Ohnuma, R. Kainuma. Experimental determination of phase diagram involving silicides in the Fe-Si binary system. Journal of Alloys and Compounds. 2022. 919. 165810-165810
  • Kei Terayama, Kwangsik Han, Ryoji Katsube, Ikuo Ohnuma, Taichi Abe, Yoshitaro Nose, Ryo Tamura. Acceleration of phase diagram construction by machine learning incorporating Gibbs' phase rule. Scripta Materialia. 2022. 208. 114335-114335
  • Kwangsik Han, Inho Lee, Ikuo Ohnuma, Ryosuke Kainuma. Formation and growth behavior of intermetallic compound phases in the interfacial reaction of solid Fe / liquid Zn at 450 °C. Journal of Alloys and Compounds. 2021. 888. 161562-161562
  • Toshihiro Omori, Keisuke Ando, Ikuo Ohnuma, Ryosuke Kainuma, Kiyohito Ishida. BCC-HCP-FCC Multiple Transformations and ε Loop in the Fe-Cr-Co-Mn System. Journal of Phase Equilibria and Diffusion. 2021. 42. 5. 735-747
  • Toshihiro Hara, Daisuke Egusa, Mami Mihara, Hiroki Tanaka, Ikuo Ohnuma, Eiji Abe. Work softening phenomena in AlFe alloys: The impurity-scavenging effect of the a-Al13Fe4 phase. Materials Transactions. 2021. 62. 4. 532-538
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MISC (216):
Patents (16):
  • 易加工高力銅合金とその製造方法
  • 可溶合金型温度ヒューズ及び回路保護素子
  • 分離組織を有する部材およびその製造方法
  • パワー半導体モジュール
  • 接合体
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Books (12):
  • Effect of the Interaction between the Chemical and the Magnetic Ordering on the Phase Equilibria of Iron-base Alloys
    2002
  • Effect of the Interaction between the Chemical and the Magnetic Ordering on the Phase Equilibria of Iron-base Alloys
    2002
  • 鉄鋼材料,金属便覧改訂6版
    2000
  • 鉄鋼材料,金属便覧改訂6版
    2000
  • 分散組織及び2相混合組織における結晶粒成長、「再結晶・集合組織とその組織制御への応用」
    1999
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Lectures and oral presentations  (86):
  • Development of Thermodynamic Database for Cu-base Alloy Systems and Micro-Solders
    (TMS Annual Meeting & Exhibition 2009)
  • 銅基合金の熱力学データベースの開発とその応用
    (日本金属学会2009年春期大会 2009)
  • Development of Thermodynamic Database for Cu-base Alloy Systems and Micro-Solders
    (CALPHADXXXVIII 2009)
  • Development of Thermodynamic Database for Cu-base Alloy Systems and Micro-Solders
    (TMS Annual Meeting & Exhibition 2009)
  • 銅基合金の熱力学データベースの開発とその応用
    (日本金属学会2009年春期大会 2009)
more...
Works (4):
  • 液相2相分離を利用した新しいタイプのPbフリー高温はんだ合金の開発
    2006 - 2008
  • 液相2相分離を利用した新しいタイプのPbフリー高温はんだ合金の開発
    2006 - 2008
  • 液相2相分離を利用した新しいタイプのPbフリー高温はんだ合金の開発
    2003 - 2006
  • 液相2相分離を利用した新しいタイプのPbフリー高温はんだ合金の開発
    2003 - 2006
Education (2):
  • 1991 - 1993 Tohoku University Graduate school of engineering Department of Materials Science
  • 1987 - 1991 Tohoku University Faculty of Engineering
Professional career (2):
  • M.Eng (Tohoku University)
  • Ph.D. in Engineering (Tohoku University)
Work history (5):
  • 2016/04 - 現在 National Institute for Materials Science (NIMS) Research Center for Structural Materials (RCMS) Group Leader
  • 2015/04 - 2016/03 National Institute for Materials Science (NIMS)
  • - 2015/03 Tohoku University Graduate School of Engineering, Department of Metallurgy, Materials Forming and Structural Control,Computational Microstructure Design Associate Professor
  • 1993 - 2006 東北大学 助手(工学研究科)
  • 2006 - - 東北大学 准教授(工学研究科)
Awards (32):
  • 2012 - CALPHAD XLI Best Poster Award
  • 2012 - 日本金属学会功績賞
  • 2012 - CALPHAD XLI Best Poster Award
  • 2012 - 日本金属学会功績賞
  • 2011 - CALPHAD XL Best Poster Award
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Association Membership(s) (7):
JAPAN INSTITUTE OF COPPER ,  米国TMS ,  日本鉄鋼協会 ,  日本金属学会 ,  TMS (The Minerals, Metals & Materials Society) ,  日本鉄鋼協会 ,  日本金属学会
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