Otani Hiroshi 大谷博司

… Alternative Names

Researcher Number	70176923
Other IDs
External Links
Affiliation (Current)	2020: 東北大学, 多元物質科学研究所, 教授
Affiliation (based on the past Project Information) *help	2013 – 2020: 東北大学, 多元物質科学研究所, 教授 2012: 九州工業大学, 工学(系)研究科(研究院), 教授 2011 – 2012: 九州工業大学, 大学院・工学研究院, 教授 2007 – 2011: Kyushu Institute of Technology, 工学部, 教授 2008: Kyushu Institute of Technology, 工学研究院, 教授 … More
Review Section/Research Field	Principal Investigator Structural/Functional materials / Physical properties of metals / Science and Engineering / Structural/Functional materials / 金属材料(含表面処理・腐食防食) / Metal making engineering / Physical properties of metals/Metal-base materials / Material processing/Microstructural control engineering Except Principal Investigator Structural/Functional materials / 金属材料(含表面処理・腐食防食) … More
Keywords	Principal Investigator 状態図 / 第一原理計算 / 化学ポテンシャル勾配 / 金属物性 / 組織制御 / 炭窒化物 / HSLA鋼 / 局所平衡 / 傾斜機能材料 / 最適傾斜分布 … More Except Principal Investigator 状態図 / 相平衡 / 拡散対 / 金属間化合物 / 組織制御 / 加工熱処理 / 熱力学 / 計算状態図 / 鉄鋼材料 / CALPHAD / マイクロアロイング鋼 / B2相 / 粒界偏析 / データベース / Phase Equilibria / 規則相 / Thermodynamics / 異相界面 / Ni-Al基合金 / ホイスラ-相 / コンピュータシミュレーション / 界面 / 2相分離 / Phase Diagrams / B2構造 / Ni基合金 / 形状記憶合金 / マルテンサイト変態 / B2 structure / 耐熱合金 / Ni-base superalloy / Phase equilibria / Ordered phase / Phase diagram / PHASE DIAGRAM / Phase Diagram / 規則-不規則変態 / 熱力学データベース / phase diagram / 相変態 / フェーズフィールド法 / 耐熱材料 / コ-ティング相 / 界面形態 / NiーAl基合金 / 拡散径路 / 機械的性質 / 熱間加工性 / ニッケルアルミ基 / コバルトアルミ基 / ラメラ-組織 / 粒成長 / ピン止め力 / 2相混合組成 / 分散組織 / 超微細組織 / Fe-Cu基合金 / 固液平衡 / 熱間割れ / トランプエレメント / 分配係数 / 準安定相 / ステンレス鋼 / 工具鋼 / 産業副生物 / 減溶 / 再生利用 / 中間処理 / 資源化処理 / 産業廃棄物 / 副生物 / ゼロエミッション / インプット / アウトプット / 中間処理業者 / リサイクル / 機能元素 / 第一原理計算 / 統計熱力学 / 表面 / 自由エネルギー / 表面・界面 / NaCl型炭化物 / NaCl型窒化物 / 複合炭窒化物 / オーステナイト / オ-ステナイト / 二相分離 / NaCl Carbide / NaCl Nitride / Complex Carbonitrides / Phase Separation / Austenite / Microalloyed Steels / 化合物半導体 / 歪みエネルギ- / 薄膜 / エピタキシャル成長 / 整合歪 / IIIーV混晶半導体 / IIIーV化合物 / 基板 / Alloy Semiconductor / Strain Energy / Thin Film / Epitaxial Growth / Miscibility Gap / Coherent Strain / III-V Compound / 形状記憶 / L1o構造 / 変態温度 / 高加工性 / 熱弾性型マルテンサイト変態 / Llo構造 / NiーAlーFe合金 / 熱弾性 / Ll_0構造 / Shape memory effect / Ni-Al base alloys / Llo structure / Transformation temp / Ductilization / Intermetallic compound / Thermoelastic martensite / Ni基超合金 / ホイスラー相 / Intermetallic compounds / Heusler phase / Heat-resistant alloy / Microstructural control / 界面形状 / 反応拡散 / 界面安定性 / 樹枝状界面 / 拡散経路 / Fe-C合金 / α / γ界面 / 部分平衡 / INTERFACE MORPHOLOGY / REACTION DIFFUSION / INTERFACE STABILITY / DIFFUSION COUPLE / DENDROTIC INTERFACE / DIFFUSION PATH / PHASE INTERFACE / ニッケルアルミナイド / 耐熱耐酸化材料 / 形状記憶材料 / 拡散 / 耐熱、耐酸化材料 / マルテンサイト / NICKEL ALUMINIDES / INTERMETALLIC COMPOUNDS / HIGH-TEMPERATURE MATERIALS / SHAPE MEMORY MATERIALS / THERMOMECHANICAL TREATMENTS / MICROSTRUCTURE CONTROL / B2 PHASE / DIFFUSION / 結晶粒径 / 結晶粒界 / 不純物 / 偏析エネルギー / Grain boundary segregation / Grain size / Interface / Gain boundary / Impurity / Segregation energy / 拡散係数 / 拡散変態 / 計算機支援 / Steel / Database / Diffusion coefficient / Diffusion al Transformation / Microalloying Steel / Thermo-Mechanical Treatment / Computer Simulation / 浸炭 / Fe-V-MoーC系 / CDC法 / 耐摩耗材料 / 高速度鋼 / Fe-V-Mo-C系 / 耐磨耗材料 / CARBRIZATION / STEELS / Fe-V-Mo-C SYSTEM / CDC PROCESS / WEAR RESISTANCE / HIGH SPEED STEEL / Cu-Al-Mn系 / SHAPE MEMORY / Cu-Al-Mn SYSTEM / ORDER-DISORDER TRANSITIONS / MARTENSITIC TRANSFORMATIONS / III-V化合物半導体 / オプトエレクトロニクス / 液相成長法 / 気相成長法 / 歪エネルギー / III-V compound semiconductor / thermodynamic database / opto-electronics / liquid phase epitaxy / vapor phase epitaxy / phase equilibria / strain energy / オブジェクト指向 / 結晶構造 / 鉄基二元系状態図 / オントロジー / database / object-oriented system / crystal structure / 附置研究所 / 大学史 / 研究開発 / 研究体制 / 科学技術政策 / 大学行政 / 国立大学 / 科学史 / 歴史 / University-affiliated Research Institutes / History of University / R & D / research system / policy of science and technology / administration of university / National University / History of science / 磁気変態 / 国際研究者交流 / スウェーデン / BWG理論 / Order-disorder phenomena / Thermodynamic database / Magnetic transformation / International exchange / Sweden / マイクロアロイレグ鋼 / 特殊炭化物 / 溶解度 / Fe-C-Ti系 / Fe-C-Nb系 / Fe-C-B系 / Fe-C-V系 / コンピュータ解析 / Microalloying / Solubility / Fe-C-B System / Fe-C-Ti System / Fe-C-Nb System / L1_2 / Ll_2構造 / B_2構造 / L1_2構造 / High-temperature alloy / Ll_2 structure / LPSO / Mg合金 / 放射光 / 実験状態図 / シンクロLPSO構造 / 形成過程 / 放射光その場測定 / 量子ビームその場測定 / 第一原理状態図計算 / PhaseField法 / 結合エネルギー / シンクロLPSO / 相安定性 / MgYZｎ / フェーズフィールド / 量子線散乱回折 / その場測定法 / 小中角散乱法 / マグネシウム / シンクロ型LPSO相 / 高強度 / 成果公開 / 国際会議 / 格子欠陥 / 構造・機能材料 / 機械材料・材料力学 / 長周期積層構造 / 結晶・組織制御 / 時効析出 / CALPHAD法 / 機械学習 / データ同化 / CAＬPHAD法 / 脆化 / 高強度化 / 粒界構造 Less

破壊に強い高強度鋼の先進的設計　－粒界偏析制御におけるパラダイム転換Ongoing
- Principal Investigator
  
  古原忠
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 26:Materials engineering and related fields
- Research Institution
  Tohoku University
Materials design of high-entropy alloys accelerated by synergistic combination of computational thermodynamics and simulation of phase transformationsOngoing
- Principal Investigator
  
  小山敏幸
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Nagoya University
軽元素のスピノーダルオーダリングを活用した鉄鋼の新規な高強度化原理の構築Ongoing
- Principal Investigator
  
  古原忠
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Material processing/Microstructural control engineering
- Research Institution
  Tohoku University
シンクロ型LPSO構造材料科学の成果取りまとめと情報発信
- Principal Investigator
  
  河村能人
- Project Period (FY)
  2016
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Research Institution
  Kumamoto University
Convex hullを用いた理論状態図の計算アルゴリズムに関する研究Principal InvestigatorOngoing
- Principal Investigator
  
  大谷博司
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Physical properties of metals/Metal-base materials
- Research Institution
  Tohoku University
nonstoichiometry and thermodynamic stability of cementite in Fe-C systemPrincipal Investigator
- Principal Investigator
  
  OHTANI HIROSHI
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Material processing/Microstructural control engineering
- Research Institution
  Tohoku University
Thermodynamic study on grain boundary segregationPrincipal Investigator
- Principal Investigator
  
  OHTANI HIROSHI
- Project Period (FY)
  2012 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Physical properties of metals
- Research Institution
  Tohoku University
  Kyushu Institute of Technology
Development of new magnetic materials based on self-organizationPrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
  Kyushu Institute of Technology
Formation mechanism of synchronized LPSO structures at elevated temperatures
- Principal Investigator
  
  Okuda Hiroshi
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Kyoto University
Atomic scale modification from first-principles thermodynamics
- Principal Investigator
  
  TANAKA Isao
- Project Period (FY)
  2007 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyoto University
ジルコニウム基金属ガラスの準安定熱力学データベース構築とナノ組織制御への展開Principal Investigator
- Principal Investigator
  
  大谷博司
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyushu Institute of Technology
An explanation on the GP zone based on the spinodal theory and its application to materials sciencePrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Physical properties of metals
- Research Institution
  Kyushu Institute of Technology
Development of eco-steels based on the concept of chemical potential gradientPrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Metal making engineering
- Research Institution
  Kyusyu Institute of Technology
副生物ネットワークの形成における中間処理の位置づけの解析
- Principal Investigator
  
  徳田昌則
- Project Period (FY)
  2000
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  Tohoku University
副生物データベースの構築とネットワーク形成のためのケーススタディ
- Principal Investigator
  
  徳田昌則
- Project Period (FY)
  1999
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  Tohoku University
The development of the science and technology of our country and the role of National University-affiliated Research Institutes
- Principal Investigator
  
  IHARA Satoshi
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  科学技術史(含科学社会学・科学技術基礎論)
- Research Institution
  TOHOKU UNIVERSITY
Development of Thermodynamic Model on Phase Diagram Database
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Development of Highly Versatile Phase Diagram Database on the Object-Oriented Scheme
- Principal Investigator
  
  ONO Noboru
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Hachinohe Institute of Technology
  Tohoku University
化学ポテンシャル勾配を利用した新しい傾斜機能材料に関する研究Principal Investigator
- Principal Investigator
  
  大谷博司
- Project Period (FY)
  1997
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
鉄鋼材料の安定および準安定相平衡予測システム開発のための企画
- Principal Investigator
  
  石田清仁
- Project Period (FY)
  1997
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Thermodynamic Database for Alloy Semiconductor Systems.
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
微細結晶粒超塑性材料の組織安定性と界面への偏析挙動に関する研究
- Principal Investigator
  
  石田清仁
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tohoku University
鋼中のスクラップ起因不純物元素に関する相平衡とその熱間割れ対策への応用
- Principal Investigator
  
  石田清仁
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Development of Computer-Assisted System for Microstructural Design and Control of Steel
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Development of High Speed Steels with a Fine Grain Size by Carbide Dispersion Carburization (CDC) Process.
- Principal Investigator
  
  KAINUMA Ryosuke
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Structural/Functional materials
- Research Institution
  TOHOKU UNIVERSITY
Ordering and Martensitic Transformations of the Cu-Al-Mn Base Shape Memory Alloys.
- Principal Investigator
  
  KAINUVA Ryosuke
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Structural/Functional materials
- Research Institution
  TOHOKU UNIVERSITY
Segregation of impurity to the grain boundary and interphase boundary in ultra-fine microstructure
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Construction of Thermodynamic Database for Trump Elements in SteelsPrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
Construction of Thermodynamic Database for Trump Elements in SteelsPrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Structural/Functional materials
- Research Institution
  Tohoku University
B2型金属間化合物の加工熱処理法による組織制御
- Principal Investigator
  
  石田清仁
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tohoku University
Development of A New Type of Functional NiAl-base Alloys
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1994 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Structural/Functional materials
- Research Institution
  TOHOKU UNIVERSITY
組織制御によるB2型NiAl基合金の延性改善
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tohoku University
JOINT STUDY ON THE DEVELOPMENT OF Ni-Al-Ti BASE AUPERALLOYS
- Principal Investigator
  
  ISHIDA Kiyohito, 西沢泰二
- Project Period (FY)
  1992 – 1994
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  TOHOKU UNIVERSITY
Study on Morphological Stability of Interphase Boundary Formed by Diffusional Reaction
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1992 – 1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  TOHOKU UNIVERSITY
Thermodynamic Study on Microstructure Control in Microalloyed SteelsPrincipal Investigator
- Principal Investigator
  
  OHTANI Hiroshi
- Project Period (FY)
  1992 – 1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  Tohoku University
コ-ティング相と基材との接合界面の形態制御に関する研究
- Principal Investigator
  
  NISHIZAWA Taiji
- Project Period (FY)
  1990
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tohoku University
Thermodynamic analysis of the NaCl type of complex carbonitrides
- Principal Investigator
  
  NISHIZAWA Taiji
- Project Period (FY)
  1990 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (A)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  TOHOKU UNIVERSITY
Thermodynamic Analysis of Phase stability of Thin Film in III-V Alloy
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1990 – 1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  Tohoku University
Development of Ni-Al Base Shape Memory Alloys with Enhanced
- Principal Investigator
  
  NISHIZAWA Taiji
- Project Period (FY)
  1990 – 1992
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  TOHOKU UNIVERSITY
Thermodynamic Analysis on Microstructural Control of Ordered Phases in Nickel-base Superalloys
- Principal Investigator
  
  ISHIDA Kiyohito
- Project Period (FY)
  1988 – 1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  TOHOKU UNIVERSITY
Thermodynamic Study on Structure Designing of Microalloyed Steel.
- Principal Investigator
  
  NISHIZAWA Taiji
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  金属材料(含表面処理・腐食防食)
- Research Institution
  TOHOKU UNIVERSITY

[Book] 鉄鋼材料と合金元素2015
- Author(s)
  大谷博司
- Total Pages
  17
- Publisher
  日本鉄鋼協会
- Data Source
  KAKENHI-PROJECT-24360265
[Book] ナノ金属,基礎編2006
- Author(s)
  大谷博司(分担執筆)
- Total Pages
  880
- Publisher
  フジ・テクノシステム
- Data Source
  KAKENHI-PROJECT-18560646
[Book] Springer Handbook of Materials Measurement Methods (H. Czichos, T. Saito, L. Smith Eds.)2006
- Author(s)
  H.Ohtani(分担執筆)
- Total Pages
  300
- Publisher
  Springer-Verlag
- Data Source
  KAKENHI-PROJECT-18029018
[Book] The CALPHAD Method,"Springer Handbook of Materials Measurement Methods"2006
- Author(s)
  H. Ohtani
- Publisher
  H. Czichos, T. Saito, L. Smith Eds.
- Data Source
  KAKENHI-PROJECT-18560646
[Book] Springer Handbook of Materials Measurement Methods2005
- Author(s)
  H.Ohtaniら
- Total Pages
  300
- Publisher
  Springer-Verlag
- Data Source
  KAKENHI-PROJECT-14550720
[Book] Springer Handbook of Materials Measurement Methods2005
- Author(s)
  H.Ohtani ら
- Total Pages
  300
- Publisher
  Springer-Verlag
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Book] Springer Handbook of Materials Measurement Methods2005
- Author(s)
  Ohtani, H
- Publisher
  Springer-Verlag(in press)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] 鉄鋼材料の状態図に現れる二相分離とミクロ組織2019
- Author(s)
  大谷博司, 榎木勝徳
- Journal Title
  
  ふぇらむ
  
  Volume: 24 Pages: 138-144
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H02387
[Journal Article] 鉄鋼材料の状態図に現れる二相分離とミクロ組織2019
- Author(s)
  大谷博司、榎木勝徳
- Journal Title
  
  ふぇらむ
  
  Volume: 24 Pages: 138-144
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05454
[Journal Article] Monte Carlo Simulation for Formation of Ti and N Atoms Nanoclusters in BCC-Fe2019
- Author(s)
  Enoki Masanori、Ohtani Hiroshi
- Journal Title
  
  Journal of the Iron and Steel Institute of Japan
  
  Volume: 105 Issue: 2 Pages: 334-342
- DOI
  10.2355/tetsutohagane.tetsu-2018-111
  10.2355/tetsutohagane.TETSU-2018-111
- NAID
  130007585446
- ISSN
  0021-1575, 1883-2954
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-18H05454, KAKENHI-PROJECT-17H01330
[Journal Article] Novel stable structure of Li3PS4 predicted by evolutionary algorithm under high-pressure2018
- Author(s)
  S. Iikubo, K. Shimoyama, S. Kawano, M. Fujii, K. Yamamoto, M. Matsushita, T. Shinmei, Y. Higo, H. Ohtani.
- Journal Title
  
  AIP Advances
  
  Volume: 8 Pages: 015008-015008
- DOI
  10.1063/1.5011401
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H02387, KAKENHI-PLANNED-18H05454
[Journal Article] First-Principles Study on Hydrogen Diffusivity in BCC, FCC, and HCP Iron2018
- Author(s)
  Hirata K.、Iikubo S.、Koyama M.、Tsuzaki K.、Ohtani H.
- Journal Title
  
  Metallurgical and Materials Transactions A
  
  Volume: 49 Pages: 5015-5022
- DOI
  10.1007/s11661-018-4815-9
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-18H05450, KAKENHI-PLANNED-18H05454, KAKENHI-PROJECT-16H06365
[Journal Article] Thermodynamic Analysis of Phase Equilibria in the Nd-Fe-Cu Ternary System2017
- Author(s)
  佐伯成駿，堀野祐司，Luo Jinya，榎木勝徳，大谷博司
- Journal Title
  
  J. Japan Inst. Metals
  
  Volume: 81 Issue: 1 Pages: 32-42
- DOI
  10.2320/jinstmet.ja201605
  10.2320/jinstmet.JA201605
- NAID
  130007333371
- ISSN
  0021-4876, 1880-6880, 2433-7501
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02387
[Journal Article] シンクロ型LPSO構造の形成メカニズムと熱力学因子2015
- Author(s)
  大谷博司，阿部皓貴
- Journal Title
  
  まてりあ
  
  Volume: 54 Pages: 55-59
- NAID
  130004735441
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-24656416
[Journal Article] Mg-Y-Zn系LPSO構造中の積層欠陥への添加元素の偏析挙動の熱力学的解析2014
- Author(s)
  梅林樹，飯久保智，大谷博司
- Journal Title
  
  日本金属学会誌
  
  Volume: 78 Pages: 117-125
- NAID
  130004456417
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-24656416
[Journal Article] “Mg-Y-Zn系LPSO構造中の積層欠陥への添加元素の偏析挙動の熱力学的解析2014
- Author(s)
  梅林樹，飯久保智，大谷博司
- Journal Title
  
  日本金属学会会誌
  
  Volume: 78
- NAID
  130004456417
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-23109005
[Journal Article] Thermodynamic Analysis of the MgYZn Ternary System Using the Cluster Variation Method2013
- Author(s)
  S. Iikubo, T. Umebayashi, and H. Ohtani
- Journal Title
  
  Proceedings of The 8th Pacific Rim International Congress on Advanced Materials and Processing, Ed. F. Marquis,
  
  Volume: 1 Pages: 1183-1190
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-23109005
[Journal Article] Thermodynamic Analysis of the Mg–RE–Zn (RE = Y, La) Ternary hcp Phase Using the Cluster Variation Method2013
- Author(s)
  S. Iikubo, S. Hamamoto, and H. Ohtani
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 54 Issue: 5 Pages: 636-636
- DOI
  10.2320/matertrans.mi201222
  10.2320/matertrans.MI201222
- NAID
  10031168403
- ISSN
  1345-9678, 1347-5320
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24656416, KAKENHI-ORGANIZER-23109001
[Journal Article] Thermodynamic Analysis of Phase Equilibria in the Mg#8211;Al#8211;Ho Ternary System2013
- Author(s)
  T. Tokunaga, H. Kominato, S. Iikubo, and H. Ohtani
- Journal Title
  
  Mater. Trans.
  
  Volume: 54
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-23109005
[Journal Article] Thermodynamic analysis of the Mg#8211;RE#8211;Zn (RE = Y, La) ternary hcp phase using the cluster variation2013
- Author(s)
  S. Iikubo, S. Hamamoto, and H. Ohtani
- Journal Title
  
  Mater. Trans.
  
  Volume: 54
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-23109005
[Journal Article] Thermodynamic Analysis of Phase Equilibria in the Mg–Al–Ho Ternary System2013
- Author(s)
  T.Tokunaga, H.Kominato, S.Iikubo, H.Ohtani
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 54(5) Issue: 5 Pages: 647-647
- DOI
  10.2320/matertrans.mi201226
  10.2320/matertrans.MI201226
- NAID
  10031168405
- ISSN
  1345-9678, 1347-5320
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-23109001, KAKENHI-PUBLICLY-24109507, KAKENHI-PROJECT-24656416
[Journal Article] 鉄基合金の結晶磁気異方性エネルギーの第一原理計算2013
- Author(s)
  榎木勝徳, 飯久保智, 大谷博司
- Journal Title
  
  日本学術振興会合金状態図第172委員会研究報告書
  
  Volume: 13 Pages: 20-27
- Data Source
  KAKENHI-PROJECT-24656416
[Journal Article] Thermodynamic study on gra i n-boundary segregation of boron in iron2012
- Author(s)
  Hiroshi Ohtani
- Journal Title
  
  Proceedings of the 3rd International Symposium on Steel Science (ISSS 2012), The Iron and Steel Institute of Japan
  
  Pages: 99-108
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24360265
[Journal Article] “Phase stability of long-period stacking structures in Mg-Y-Zn: A first-principles study”2012
- Author(s)
  S. Iikubo, K. Matsuda, and H. Ohtani
- Journal Title
  
  Phys. Rev. B
  
  Volume: 86 Pages: 054105-054105
- DOI
  10.1103/physrevb.86.054105
- NAID
  120006371011
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24656416, KAKENHI-ORGANIZER-23109001, KAKENHI-PLANNED-23109005
[Journal Article] Thermodynamic analysis of phase equilibria in the Cr-Mo-B ternary system2010
- Author(s)
  M. Tojo, T. Tokunaga, H. Ohtani, and M. Hasebe
- Journal Title
  
  CALPHAD
  
  Volume: 34[3] Pages: 263-263
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19053005
[Journal Article] First-principles calculation of the specific heats of cubic carbides and nitrides2010
- Author(s)
  S. Iikubo, H. Ohtani, and M. Hasebe
- Journal Title
  
  MATER. TRANS.
  
  Volume: 51[3] Pages: 574-574
- NAID
  10026266344
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19053005
[Journal Article] X-ray spectroscopic study of the electronic structure of Y_<1-x>Pr_xBa_2Cu_3O_72008
- Author(s)
  H. Yamaoka, H. Oohashi, I. Jarrige, T. Terashima, Y. Zou, H. Mizota, S. Sakakura, T. Tochio, Y. Ito, E. Y. Sherman and A. Kotani
- Journal Title
  
  PHYS. REV. B
  
  Volume: 77[4] Pages: 45135-45135
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19053005
[Journal Article] Thermodynamic Analysis of the Phase Equilibria in the Nb-Ni-Zr System2007
- Author(s)
  T. Tokunaga, S. Matsumoto, H.Ohtani, and M. Hasebe.
- Journal Title
  
  Mater. Trans. 48
  
  Pages: 2263-2271
- NAID
  10018249629
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] Thermodynamic Calculation of Phase Equilibria in the Nb-Ni-Ti-Zr Quaternary System2007
- Author(s)
  T. Tokunaga, S. Matsumoto, H. Ohtani, and M. Hasebe
- Journal Title
  
  Mater. Trans 48, No.2
  
  Pages: 89-96
- NAID
  10018508301
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560646
[Journal Article] Ti-HおよびZr-H二元系状態図の熱力学的解析2007
- Author(s)
  浮田周佑, 大谷博司, 長谷部光弘
- Journal Title
  
  日本金属学会誌 71
  
  Pages: 721-729
- NAID
  10019854716
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] Thermodynamic Calculation of Phase Equilibria in the Nh-Ni-Ti-Zr Quaternary System2007
- Author(s)
  T.Tokunaga, S.Matsumoto, H.Ohtani, M.Hasebe
- Journal Title
  
  Mater. Trans. 48・2
  
  Pages: 89-96
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] Al-Cu合金のG.P.ゾーンに関する熱力学的考察2007
- Author(s)
  大谷博司, 長谷部光弘
- Journal Title
  
  日本学術振興会合金状態図第172委員会研究報告書 7, No.1
  
  Pages: 56-62
- Data Source
  KAKENHI-PROJECT-18560646
[Journal Article] Al-Cu合金のG.P.ゾーンに関する熱力学的考察2007
- Author(s)
  大谷博司, 長谷部光弘
- Journal Title
  
  日本学術振興会合金状態図第172委員会研究報告書 7
  
  Pages: 56-62
- Data Source
  KAKENHI-PROJECT-18560646
[Journal Article] Thermodynamic Analysis of the Ti-Zr-H Ternary Phase Diagram2007
- Author(s)
  S. Ukita, H. Ohtani and M. Hasebe
- Journal Title
  
  Advanced Materials Research 26-28
  
  Pages: 989-992
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] Evaluation of the Glass-Forming Ability of Nb-Ni-Ti-Zr Quaternary Alloys Using the CALPHAD Approach2007
- Author(s)
  T. Tokunasa, H. Ohtani, and M. Hasebe.
- Journal Title
  
  Mater. Trans. 48
  
  Pages: 1635-1638
- NAID
  130004453615
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] Thermodynamic Assessment of the A1-Cr System by Combining the First Principles and CALPHAD Methods2007
- Author(s)
  T.Tokunaga, H.Ohtani, M.Hasebe
- Journal Title
  
  Materials Science Forum 539-543
  
  Pages: 2407-2412
- Data Source
  KAKENHI-PROJECT-18560646
[Journal Article] Thermodynamic evaluation of the phase equilibria and glass-forming ability of the Ti-Be system2006
- Author(s)
  T. Tokunaga, H. Ohtani, and M. Hasebe
- Journal Title
  
  J. Phase Equilbria and Diffusion 27
  
  Pages: 83-91
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560646
[Journal Article] Nb-Ni-Zr系における相平衡の熱力学的手解析2006
- Author(s)
  徳永辰也, 松本智史, 大谷博司, 長谷部光弘
- Journal Title
  
  日本金属学会誌 70・9
  
  Pages: 741-749
- Data Source
  KAKENHI-PROJECT-18029018
[Journal Article] 第一原理-CALPHAD法を用いた準安定平衡状態図の計算2005
- Author(s)
  大谷博司ら
- Journal Title
  
  まてりあ 44(印刷中)
- NAID
  10015702453
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] 第一原理-CALPHAD法を用いた準安定平衡状態図の計算2005
- Author(s)
  大谷博司ら
- Journal Title
  
  まてりあ 44
  
  Pages: 395-402
- NAID
  10015702453
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Construction of Metastable Phase Diagrams Incorporating ab initio Calculations into the CALPHAD Approach,2005
- Author(s)
  H.Ohtani
- Journal Title
  
  Materia Japan 44
  
  Pages: 395-402
- NAID
  10015702453
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic Analysis of the Fe-Al-C Ternary System by Incorporating ab initio Energetic Calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtani
- Journal Title
  
  ISIJ International 44, No.10
  
  Pages: 1738-1747
- NAID
  10013610856
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic analysis of the Co-Al-C and Ni-Al-C systems by incorporating ab initio energetic calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtani ら
- Journal Title
  
  Computational Coupling of Phase Diagrams and Thermochemistry 28
  
  Pages: 177-190
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic Analysis of the Fe-Al-C Ternary System by Incorporating ab initio Energetic Calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtaniら
- Journal Title
  
  ISIJ International 44
  
  Pages: 1738-1738
- NAID
  10013610856
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic analysis of the Co-Al-C and Ni-Al-C systems by incorporating ab initio energetic calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtaniら
- Journal Title
  
  Computational Coupling of Phase Diagrams and Thermochemistry 28
  
  Pages: 177-177
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic Analysis of the Fe-Al-C Ternary System by Incorporating ab initio Energetic Calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtani ら
- Journal Title
  
  ISIJ International 44
  
  Pages: 1738-1747
- NAID
  10013610856
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Journal Article] Thermodynamic analysis of the Co-Al-C and Ni-Al-C systems by incorporating ab initio energetic calculations into the CALPHAD approach2004
- Author(s)
  H.Ohtani
- Journal Title
  
  Computational Coupling of Phase Diagrams and Thermochemistry 28
  
  Pages: 177-190
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Patent] 被覆材料,ならびに耐食性,耐摩耗性および耐ヒートクラック性を有する鉄鋼製構造物2005
- Inventor(s)
  大谷博司ら
- Industrial Property Rights Holder
  大谷博司ら
- Filing Date
  2005-03-20
- Data Source
  KAKENHI-PROJECT-14550720
[Patent] 被覆材料,ならびに耐食性,耐摩耗性および耐ヒートクラ2005
- Inventor(s)
  大谷博司ら
- Industrial Property Rights Holder
  大谷博司ら
- Filing Date
  2005-03-20
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550720
[Presentation] マルテンサイトの低温焼き戻しにおける準安定炭化物の生成機構の解析2019
- Author(s)
  大谷博司，榎木勝徳
- Organizer
  日本鉄鋼協会
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] 低温焼戻しにおけるη炭化物の形成に関する熱力学的検討2019
- Author(s)
  大谷博司, 榎木勝徳
- Organizer
  日本鉄鋼協会第177回秋季講演大会
- Data Source
  KAKENHI-PROJECT-17H01330
[Presentation] α鉄における溶質原子クラスターの組織シミュレーション2019
- Author(s)
  榎木勝徳, 大谷博司
- Organizer
  日本鉄鋼協会第177回秋季講演大会
- Data Source
  KAKENHI-PROJECT-17H01330
[Presentation] Fe-Mo-B 三元系状態図の熱力学的解析2019
- Author(s)
  高橋宏太, 榎木勝徳, 大谷博司
- Organizer
  日本金属学会
- Data Source
  KAKENHI-PROJECT-16H02387
[Presentation] Thermodynamic Evaluation of Segregation and Local Ordering Behavior in Dilute Mg-Zn-Y alloy2018
- Author(s)
  M. Egami, I. Ohnuma, M. Enoki, H. Ohtani, E. Abe
- Organizer
  TOFA 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05454
[Presentation] 第一原理計算に基づくBCC-Fe中のi-sクラスターの安定性評価2018
- Author(s)
  榎木勝徳, 大谷博司
- Organizer
  日本鉄鋼協会
- Data Source
  KAKENHI-PROJECT-16H02387
[Presentation] モンテカルロ法を用いたMg-Nd合金の時効初期過程の熱力学的検討2018
- Author(s)
  矢部岳大, 榎木勝徳, 大谷博司
- Organizer
  日本金属学会第163回講演大会
- Data Source
  KAKENHI-PLANNED-18H05454
[Presentation] 第一原理計算に基づくBCC-Fe中のi-sクラスターの安定性評価2018
- Author(s)
  榎木勝徳, 大谷博司
- Organizer
  日本鉄鋼協会
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] Thermodynamic approach to grain boundary segregation2018
- Author(s)
  H. Ohtani, M. Enoki
- Organizer
  CALPHAD XLVII
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05454
[Presentation] Fe-C 二元系セメンタイト相の非化学量論性と熱力学的性質2018
- Author(s)
  川崎浩平, 大谷博司, 榎木勝徳
- Organizer
  日本金属学会 2018 年春期(第 162 回)講演大会
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] マルテンサイトの焼き戻し過程における炭素原子のクラスタリングの検討2018
- Author(s)
  川崎浩平，大谷博司，榎木勝徳
- Organizer
  日本金属学会
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] Transition process from BCT martensite to η phase during tempering in Fe-C alloy2018
- Author(s)
  M. Enoki, H. Ohtani.
- Organizer
  TMS 2018, Phenix, USA
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] 第一原理計算に基づくBCC-Fe中の i-s クラスターの安定性評価2018
- Author(s)
  榎木勝徳, 大谷博司
- Organizer
  日本鉄鋼協会第176回秋季講演大会
- Data Source
  KAKENHI-PROJECT-17H01330
[Presentation] 第一原理計算に基づくBCC-Fe中の i-s クラスターの形成シミュレーション2017
- Author(s)
  榎木勝徳、大谷博司、大澤洋平
- Organizer
  日本鉄鋼協会第174回秋季講演大会
- Data Source
  KAKENHI-PROJECT-17H01330
[Presentation] 炭素鋼の焼戻しにおけるBCTマルテンサイトからη相への遷移過程2017
- Author(s)
  大澤洋平、佐伯成駿、榎木勝徳、大谷博司
- Organizer
  日本鉄鋼協会第174回秋季講演大会
- Data Source
  KAKENHI-PROJECT-17H01330
[Presentation] Fe-C２元系状態図から考察される準安定炭化物の遷移過程2017
- Author(s)
  佐伯成駿・大澤洋平・榎木勝徳・大谷博司
- Organizer
  日本鉄鋼協会第 173 回春季講演大会
- Place of Presentation
  首都大学東京南大沢キャンパス（東京都八王子市）
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] クラスター変分法を用いた Fe-C bct マルテンサイトの自由エネルギー計算2017
- Author(s)
  大澤洋平，榎木勝徳，大谷博司
- Organizer
  日本金属学会 2017 年春期(第 160 回)講演大会
- Place of Presentation
  首都大学東京南大沢キャンパス（東京都八王子市）
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] 第一原理分子動力学法を用いた Fe-C 二元系液相のギブスエネルギーの計算2017
- Author(s)
  永田隼大，榎木勝徳，大谷博司
- Organizer
  日本金属学会 2017 年春期(第 160 回)講演大会
- Place of Presentation
  首都大学東京南大沢キャンパス（東京都八王子市）
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-16K14435
[Presentation] 状態図計算の現状と展望2016
- Author(s)
  大谷博司
- Organizer
  日本金属学会東北支部研究発表大会
- Place of Presentation
  秋田大学（秋田県秋田市）
- Year and Date
  2016-11-25
- Invited
- Data Source
  KAKENHI-PROJECT-16H02387
[Presentation] 遺伝的アルゴリズムによる構造探索を応用した理論状態図の計算2016
- Author(s)
  三富崇永, 榎木勝徳, 大谷博司
- Organizer
  日本金属学会秋期大会講演
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2016-09-21
- Data Source
  KAKENHI-PROJECT-16H02387
[Presentation] 18R 構造における自由エネルギー計算2015
- Author(s)
  飯久保智，大谷博司
- Organizer
  日本金属学会2015年秋期講演大会(第157回)
- Place of Presentation
  九州大学
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg97Zn1RE2合金における凝固偏析の定量評価2015
- Author(s)
  池田昇平，徳永辰也，恵良秀則，飯久保智，大谷博司
- Organizer
  日本金属学会2015年秋期講演大会(第157回)
- Place of Presentation
  九州大学
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Properties in Mg-based Ternary Systems2015
- Author(s)
  S. Iikubo and H. Ohtani
- Organizer
  The 10th International Conference on Magnesium Alloys and Their Applications
- Place of Presentation
  Jeju,Korea
- Year and Date
  2015-10-12
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] クラスター変分法によるMg-Gd-Zn系の熱力学的解析2014
- Author(s)
  阿部皓貴, 飯久保智, 大谷博司
- Organizer
  日本金属学会春期講演大会
- Place of Presentation
  東工大大岡山
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg-Zn-Y 合金における LPSO 構造の熱的安定性2014
- Author(s)
  徳永辰也, 坂井聡一郎, 飯久保智, 榎木勝徳, 大谷博司
- Organizer
  日本金属学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Mn-Bi-Sb3元系状態図の熱力学的解析2014
- Author(s)
  上満愛美, 榎木勝徳, 飯久保智, 大谷博司
- Organizer
  日本金属学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] クラスター変分法による Mg-Gd-Zn 系の熱力学的解析2014
- Author(s)
  阿部皓貴, 飯久保智, 大谷博司
- Organizer
  日本金属学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Thermodynamic Assessment of the Fe-Nd-B Ternary System2014
- Author(s)
  Jinya LUO, Satoshi IIKUBO, Hiroshi OHTANI
- Organizer
  日本金属学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Fe-C, Fe-N, Fe-B系の熱力学：最新理論で捉え直す2014
- Author(s)
  大谷博司
- Organizer
  日本鉄鋼協会　材料の組織と特性部会　鉄鋼におけるi-s相互作用とナノクラスタ形成フォーラムシンポジウム
- Place of Presentation
  東京工業大学
- Invited
- Data Source
  KAKENHI-PROJECT-24360265
[Presentation] Mg合金におけるGPゾーン形成とスピノーダル分解の関連2014
- Author(s)
  飯久保智, 大谷博司
- Organizer
  日本金属学会春期講演大会
- Place of Presentation
  東工大　大岡山キャンパス
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Ti への周期的積層欠陥導入に関する電子論的検討2013
- Author(s)
  ○濵本修司、飯久保智、大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] 高温X 線回折によるLPSO構造の形成/分解過程の研究2013
- Author(s)
  梅林樹，榎木勝徳，飯久保智，徳永辰也，大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Mg-RE-Zn三元系準安定hcp相の熱力学的性質2013
- Author(s)
  飯久保智，濱本修司，徳永辰也，大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] LPSO 構造の形成にともなう添加元素の偏析挙動2013
- Author(s)
  梅林樹, 飯久保智, 大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  金沢大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg85Zn6Y9合金のDSC測定2013
- Author(s)
  ○徳永辰也、坂井聡一郎、吉井一生、飯久保智、榎木勝徳、大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] 高温X 線回折によるLPSO構造の形成/分解過程の研究2013
- Author(s)
  ○梅林樹、榎木勝徳、飯久保智、徳永辰也、大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg97Zn1Y2 合金における LPSO 構造形成に及ほす冷却速度の影響2013
- Author(s)
  徳永辰也, 坂井聡一郎飯久保智, 榎木勝徳, 大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  金沢大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] フェーズフィールド法によるMg-Y-Zn、Mg-Gd-Zn合金の偏析計算2013
- Author(s)
  大出真知子、下野昌人、大谷博司
- Organizer
  日本金属学会秋期大会
- Place of Presentation
  金沢大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Analysis of the Mg-Y-Zn Ternary System Using the Cluster Variation Method2013
- Author(s)
  Satoshi Iikubo, Tatsuki Umebayashi, Hiroshi Ohtani
- Organizer
  THE 8TH PACIFIC RIM INTERNATIONAL CONGRESS ON ADVANCED MATERIALS AND PROCESSING
- Place of Presentation
  Waikoloa, Hawaii, USA
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Numreical prediction of Solute Secregation during Rapid Solidification of Mg-Y-Zn alloy using phase-field model2013
- Author(s)
  M.Ode, S.Shimono, H.Ohtani
- Organizer
  The 3rd international symposium on Cutting Edge of Computer Simulation of Solidification, Casting and Refining (CSSCR2013)
- Place of Presentation
  The Swedish-Finnish Cultural Centre, Espo, Finland
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] First principles study of thermodynamic phase stability in long period stacking ordered structure2013
- Author(s)
  Satoshi Iikubo, Shuji Hamamoto, Tatsuki Umebayasi, Hiroshi Ohtani
- Organizer
  CALPHADXLII
- Place of Presentation
  SanSebastian, Spain
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] クラスター変分法を用いた Fe-Cr-N 3 元系の自由エネルギー計算2013
- Author(s)
  飯久保智, Marcel Sluiter, 大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  金沢大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Analysis of Phase Equilibria in the Mg-Al-Sc Ternary System2013
- Author(s)
  Hiroshi Ohtani, Satoshi Iikubo, Shuji Hamamoto
- Organizer
  THE 8TH PACIFIC RIM INTERNATIONAL CONGRESS ON ADVANCED MATERIALS AND PROCESSING
- Place of Presentation
  Waikoloa, Hawaii, USA
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Ti への周期的積層欠陥導入に関する電子論的検討2013
- Author(s)
  濵本修司，飯久保智，大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京理科大学
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] 電子論に基づくTiの構造相変態の計算2012
- Author(s)
  濱本修司、飯久保智、大谷博司
- Organizer
  日本金属学会春期大会
- Place of Presentation
  横浜国立大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Numerical Prediction of Solute Segregation during Rapid Solidification of Mg-Zn-Y Alloy using Phase-field Model2012
- Author(s)
  ○M. Ode, H. Ohtani, H. Onodera
- Organizer
  Long-Period Stacking Ordered Structure and Its Related Materials 2012(LPSO2012)
- Place of Presentation
  Sapporo Convention Center, Japan
- Year and Date
  2012-10-01
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Analysis of the Mg-Y-Zn Ternary HCP Phase with Cluster Variation Method2012
- Author(s)
  Iikubo, H. Ohtani
- Organizer
  Long-Period Stacking Ordered Structure and Its Related Materials 2012(LPSO2012)
- Place of Presentation
  札幌
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Mg-Y-Zn合金中に形成された積層欠陥への添加元素の偏析挙動2012
- Author(s)
  大谷博司、柿内博彦、松田健介、飯久保智
- Organizer
  日本金属学会春期大会
- Place of Presentation
  横浜国立大学
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Analysis of the Mg-Y-Zn Ternary HCP Phase with Cluster Variation Method2012
- Author(s)
  ○S. Iikubo, H. Ohtani
- Organizer
  Long-Period Stacking Ordered Structure and Its Related Materials 2012(LPSO2012)
- Place of Presentation
  Sapporo Convention Center, Japan
- Year and Date
  2012-10-01
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg‒Al‒Ho3元系状態図の熱力学的解析2012
- Author(s)
  徳永辰也，小湊裕允，飯久保智，大谷博司
- Organizer
  軽金属学会秋期大会
- Place of Presentation
  千葉工業大学津田沼キャンパス
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Thermodynamic study on grain-boundary segregation of boron in iron2012
- Author(s)
  Hiroshi Ohtani
- Organizer
  The 3rd.Internat ional Symposium on Steel Science (ISSS 2012)
- Place of Presentation
  京都
- Year and Date
  2012-05-28
- Data Source
  KAKENHI-PROJECT-24360265
[Presentation] Thermodynamic Analysis of the Mg-Al-Sc Ternary System2012
- Author(s)
  ○S. Hamamoto, S. Iikubo, H. Ohtani
- Organizer
  Long-Period Stacking Ordered Structure and Its Related Materials 2012(LPSO2012)
- Place of Presentation
  Sapporo Convention Center, Japan
- Year and Date
  2012-10-01
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg#8210;Al#8210;Ho3元系状態図の熱力学的解析2012
- Author(s)
  ○徳永辰也、小湊裕允、飯久保智、大谷博司
- Organizer
  軽金属学会秋期大会
- Place of Presentation
  千葉工大
- Year and Date
  2012-11-10
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg-Zn-La 3元系hcp相の準安定平衡と熱力学的性質2011
- Author(s)
  松田健介、飯久保智、大谷博司・
- Organizer
  日本金属学会秋期大会
- Place of Presentation
  沖縄コンベンションセンター
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mgの積層欠陥形成に対する格子振動の効果2011
- Author(s)
  飯久保智、松田健介、大谷博司
- Organizer
  日本金属学会秋期大会
- Place of Presentation
  沖縄コンベンションセンター
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Al-Zr2元系状態図の熱力学的解析2009
- Author(s)
  平野貴之, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会春期大会
- Place of Presentation
  東京
- Year and Date
  2009-03-30
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Al-Zr2元系状態図の熱力学的解析2009
- Author(s)
  平野貴之, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会春期大会講演概要(p.406)
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Al-Cu-Mg-Si-Zn5元系状態図の熱力学的解析2008
- Author(s)
  平野貴之, 中島一喜, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会秋期大会講演概要(p.262)
- Place of Presentation
  熊本
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] V-H 2元系状態図の熱力学的解析2007
- Author(s)
  浮田周佑, 大谷博司, 長谷部光弘
- Organizer
  第141回日本金属学会2007年秋期大会
- Place of Presentation
  岐阜大学
- Year and Date
  2007-09-21
- Data Source
  KAKENHI-PROJECT-18029018
[Presentation] Fe-Zr-B 3元系状態図の熱力学的解析2007
- Author(s)
  寺島研, 徳永辰也, 大谷博司, 長谷部光弘
- Organizer
  第141回日本金属学会2007年秋期大会
- Place of Presentation
  岐阜大学
- Year and Date
  2007-09-21
- Data Source
  KAKENHI-PROJECT-18029018
[Presentation] Thermodynamic Analysis of the Ti-Zr-H Ternary Phase Diagram2007
- Author(s)
  S. Ukita, H. Ohtani, M. Hasebe
- Organizer
  The Sixth Pacific Rim International Conference on Advanced Materials and Processing
- Place of Presentation
  Korea
- Year and Date
  2007-11-08
- Data Source
  KAKENHI-PROJECT-18029018
[Presentation] Al-Cu-Mg-Si4元系状態図の熱力学的解析2007
- Author(s)
  中島一喜, 西村雅俊, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会春期大会講演概要(p.344)
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Al-Cu合金のG.P.ゾーンに関する熱力学的考察2007
- Author(s)
  大谷博司, 長谷部光弘
- Organizer
  日本学術振興会第172委員会
- Place of Presentation
  東京
- Year and Date
  2007-05-25
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Ti-Ni-H 3元系状態図の熱力学的解析2007
- Author(s)
  野崎祐志, 大谷博司, 長谷部光弘
- Organizer
  第141回日本金属学会2007年秋期大会
- Place of Presentation
  岐阜大学
- Year and Date
  2007-09-21
- Data Source
  KAKENHI-PROJECT-18029018
[Presentation] Al-Mg 2元系状態図の熱力学的解析2006
- Author(s)
  西村雅俊, 柳龍治, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会春期大会講演概要(p.413)
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Be-Mo2元系状態図の熱力学的解析2006
- Author(s)
  中島一喜, 徳永辰也, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会秋期大会講演概要(p.387)
- Place of Presentation
  岐阜
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] GPゾーンを形成する2元系合金の準安定状態図の計算2006
- Author(s)
  大谷博司, 柳龍治, 長谷部光弘
- Organizer
  日本金属学会春期大会講演概要(p.144)
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Al-Cu-Mg3元系状態図の熱力学的解析2006
- Author(s)
  西村雅俊, 大谷博司, 長谷部光弘
- Organizer
  日本金属学会秋期大会講演概要(p.388)
- Place of Presentation
  岐阜
- Data Source
  KAKENHI-PROJECT-18560646
[Presentation] Mg合金におけるLPSO形成とスピノーダル分解の関連
- Author(s)
  飯久保智、阿部皓貴、大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  名古屋大学本山キャンパス
- Year and Date
  2014-09-23 – 2014-09-26
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Spinodal Decomposition Behavior of the Mg-RE-TM Ternary Systems
- Author(s)
  H. Abe, S. Iikubo and H. Ohtani
- Organizer
  LPSO2014
- Place of Presentation
  Kumamoto, Japan Hotel Nikko Kumamoto
- Year and Date
  2014-10-05 – 2014-10-08
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg-RE-TM 系におけるスピノーダル分解挙動
- Author(s)
  阿部皓貴, 飯久保智, 大谷博司
- Organizer
  日本金属学会秋期大会
- Place of Presentation
  名古屋大学
- Year and Date
  2014-09-24 – 2014-09-26
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] 熱力学からみたMg基シンクロ型LPSO構造の形成機構
- Author(s)
  大谷博司
- Organizer
  学振172委員会研究会
- Place of Presentation
  名古屋大
- Year and Date
  2014-09-28 – 2014-09-29
- Invited
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic properties in the Mg based alloy having long period stacking ordered structure
- Author(s)
  S. Iikubo, T. Umebayashi, M. Enoki, T. Tokunaga, H. Ohtani
- Organizer
  CALPHAD XLIII
- Place of Presentation
  Changsha, Hunan, CHINA
- Year and Date
  2014-06-01 – 2014-06-06
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Scheilの式によるMg97Zn1RE2合金の凝固偏析挙動評価
- Author(s)
  徳永辰也、恵良秀則、飯久保智、大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  名古屋大学本山キャンパス
- Year and Date
  2014-09-23 – 2014-09-26
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Properties of HCP Phase in Mg-based Ternary System
- Author(s)
  S. Iikubo, and H. Ohtani
- Organizer
  6th Asian Symposium on Magnesium Alloys
- Place of Presentation
  Chengdu, China
- Year and Date
  2014-12-20 – 2014-12-23
- Invited
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Scheil-Gulliverモデルに基づくMg97Zn1RE2合金のミクロ編析シミュレーション
- Author(s)
  徳永辰也、恵良秀則、飯久保智、榎木勝徳、大谷博司
- Organizer
  軽金属学会秋期大会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2014-11-15 – 2014-11-16
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] 長周期積層Mg合金における熱力学的性質
- Author(s)
  飯久保智、阿部皓貴、徳永辰也、大谷博司
- Organizer
  軽金属学会秋期大会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2014-11-15 – 2014-11-16
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Mg-RE-TM系におけるスピノーダル分解挙動
- Author(s)
  阿部皓貴、飯久保智、大谷博司
- Organizer
  日本金属学会秋期講演大会
- Place of Presentation
  名古屋大学本山キャンパス
- Year and Date
  2014-09-23 – 2014-09-26
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] Thermodynamic Properties of the Mg-Gd-Al System
- Author(s)
  S. Iikubo and H. Ohtani
- Organizer
  LPSO2014
- Place of Presentation
  Kumamoto, Japan Hotel Nikko Kumamoto
- Year and Date
  2014-10-05 – 2014-10-08
- Data Source
  KAKENHI-PLANNED-23109005
[Presentation] 長周期積層Mg合金における熱力学的性質
- Author(s)
  飯久保智, 阿部皓貴, 徳永辰也, 大谷博司
- Organizer
  軽金属学会第127回秋期大会
- Place of Presentation
  東京工業大学
- Year and Date
  2014-11-15 – 2014-11-16
- Data Source
  KAKENHI-PROJECT-24656416
[Presentation] Solidification Simulation of Microsegregation Based on the Scheil-gulliver Model in Mg97Zn1RE2 Alloys
- Author(s)
  T. Tokunaga, H. Era, S. Iikubo, M. Enoki and H. Ohtani
- Organizer
  LPSO2014
- Place of Presentation
  Kumamoto, Japan Hotel Nikko Kumamoto
- Year and Date
  2014-10-05 – 2014-10-08
- Data Source
  KAKENHI-PLANNED-23109005

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2. KAINUMA Ryosuke (20202004)

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Otani Hiroshi 大谷 博司

OHTANI Hiroshi 大谷 博司

大谷 博司子 オオタニ ヒロシ

Research Projects

Research Products

Co-Researchers

破壊に強い高強度鋼の先進的設計 － 粒界偏析制御におけるパラダイム転換Ongoing

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Materials design of high-entropy alloys accelerated by synergistic combination of computational thermodynamics and simulation of phase transformationsOngoing

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軽元素のスピノーダルオーダリングを活用した鉄鋼の新規な高強度化原理の構築Ongoing

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Convex hullを用いた理論状態図の計算アルゴリズムに関する研究Principal InvestigatorOngoing

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nonstoichiometry and thermodynamic stability of cementite in Fe-C systemPrincipal Investigator

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Thermodynamic study on grain boundary segregationPrincipal Investigator

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Development of new magnetic materials based on self-organizationPrincipal Investigator

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ジルコニウム基金属ガラスの準安定熱力学データベース構築とナノ組織制御への展開Principal Investigator

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An explanation on the GP zone based on the spinodal theory and its application to materials sciencePrincipal Investigator

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Development of eco-steels based on the concept of chemical potential gradientPrincipal Investigator

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Otani Hiroshi 大谷博司

OHTANI Hiroshi 大谷博司

大谷博司子オオタニヒロシ

破壊に強い高強度鋼の先進的設計　－粒界偏析制御におけるパラダイム転換Ongoing