Ebihara Kenichi 海老原健一

Researcher Number	40360416
Other IDs	https://orcid.org/0000-0003-3061-5711
Affiliation (Current)	2025: 国立研究開発法人日本原子力研究開発機構, システム計算科学センター, 研究主幹
Affiliation (based on the past Project Information) *help	2025: 国立研究開発法人日本原子力研究開発機構, システム計算科学センター, 研究主幹 2015 – 2023: 国立研究開発法人日本原子力研究開発機構, システム計算科学センター, 研究主幹
Review Section/Research Field	Principal Investigator Basic Section 26010:Metallic material properties-related / Basic Section 26040:Structural materials and functional materials-related / Physical properties of metals/Metal-base materials
Keywords	Principal Investigator 水素助長格子脆化モデル / 転位 / き裂進展 / 空孔クラスター / 空孔型欠陥 / 機械学習ポテンシャル / 分子動力学 / 反応拡散方程式 / き裂進展挙動 / 昇温脱離スペクトル … More / 水素助長ひずみ誘起空孔モデル / 水素脆化 / 鉄リン格子間原子対 / 格子間リン原子 / キネティックモンテカルロ / 粒界リン偏析 / 粒界偏析エネルギー / 粒界脆化 / 拡散レートモデル / キネティックモンテカルロ法 / 分子動力学法 / 第一原理計算 / 侵入型リン原子 / 空孔リン複合体 / 混合格子間原子対 / 照射誘起粒界リン偏析 Less

イオン照射材の低温昇温脱離解析に基づく水素影響下での空孔型欠陥挙動の数値的評価Principal Investigator
- Principal Investigator
  
  海老原健一
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 26010:Metallic material properties-related
- Research Institution
  Japan Atomic Energy Agency
Validation of hydrogen embrittlement model based on quantitative evaluation of vacancy-type defects using computational methodsPrincipal Investigator
- Principal Investigator
  
  Ebihara Kenichi
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 26040:Structural materials and functional materials-related
- Research Institution
  Japan Atomic Energy Agency
Evaluation of the calculation method of grain boundary segregation energy by diffusion rate theory modelPrincipal Investigator
- Principal Investigator
  
  Ebihara Kenichi
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Physical properties of metals/Metal-base materials
- Research Institution
  Japan Atomic Energy Agency

All 2024 2023 2022 2021 2020 2018 2017 2015

All Journal Article Presentation

[Journal Article] Emergence of crack tip plasticity in semi-brittle α-Fe2024
- Author(s)
  Suzudo T.、Ebihara K.、Tsuru T.、Mori H.
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 135 Issue: 7
- DOI
  10.1063/5.0178940
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05069, KAKENHI-PROJECT-21K04631, KAKENHI-PROJECT-23K23030
[Journal Article] Large-Scale Atomistic Simulations of Cleavage in BCC Fe using Machine-Learning Potential2024
- Author(s)
  SUZUDO Tomoaki、EBIHARA Kein-ichi、TSURU Tomohito、MORI Hideki
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 73 Issue: 2 Pages: 129-135
- DOI
  10.2472/jsms.73.129
- ISSN
  0514-5163, 1880-7488
- Year and Date
  2024-02-15
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05069, KAKENHI-PROJECT-21K04631, KAKENHI-PROJECT-23K23030
[Journal Article] Numerical interpretation of thermal desorption spectra of hydrogen from high-carbon ferrite-austenite dual-phase steel2023
- Author(s)
  Ebihara Ken-ichi、Sekine Daiki、Sakiyama Yuji、Takahashi Jun、Takai Kenichi、Omura Tomohiko
- Journal Title
  
  International Journal of Hydrogen Energy
  
  Volume: 48 Issue: 79 Pages: 30949-30962
- DOI
  10.1016/j.ijhydene.2023.04.205
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05069
[Journal Article] Cleavages along {110} in bcc iron emit dislocations from the curved crack fronts2022
- Author(s)
  Suzudo Tomoaki、Ebihara Ken-ichi、Tsuru Tomohito、Mori Hideki
- Journal Title
  
  Scientific Reports
  
  Volume: 12 Issue: 1 Pages: 19701-19701
- DOI
  10.1038/s41598-022-24357-5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05069, KAKENHI-PROJECT-21K04631, KAKENHI-PROJECT-20H00359, KAKENHI-PROJECT-23K23030, KAKENHI-PLANNED-18H05453
[Journal Article] 水素ぜい化の評価・解析法　３．水素昇温脱離曲線の数値シミュレーションに基づく解釈2022
- Author(s)
  海老原健一
- Journal Title
  
  日本材料学会会誌「材料」
  
  Volume: Vol.71, No.5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K05069
[Journal Article] Brittle-fracture simulations of curved cleavage cracks in α-iron: A molecular dynamics study2020
- Author(s)
  T. Suzudo, K. Ebihara, T. Tsuru
- Journal Title
  
  AIP Advances
  
  Volume: 10 Issue: 11 Pages: 115209-115209
- DOI
  10.1063/5.0026659
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04993, KAKENHI-PROJECT-19K05069, KAKENHI-PROJECT-19K05338, KAKENHI-PLANNED-18H05453, KAKENHI-PROJECT-20H00359
[Journal Article] Numerical Interpretation of Hydrogen Thermal Desorption Spectra for Iron with Hydrogen-Enhanced Strain-Induced Vacancies2020
- Author(s)
  Ebihara Ken-ichi、Sugiyama Yuri、Matsumoto Ryosuke、Takai Kenichi、Suzudo Tomoaki
- Journal Title
  
  Metallurgical and Materials Transactions A
  
  Volume: 52 Issue: 1 Pages: 257-269
- DOI
  10.1007/s11661-020-06075-7
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K05069, KAKENHI-PROJECT-19H02025, KAKENHI-PROJECT-20H00359
[Journal Article] Atomistic simulation of phosphorus segregation to Σ3 (111) symmetrical tilt grain boundary in α-iron2018
- Author(s)
  Ebihara Ken-ichi、Suzudo Tomoaki
- Journal Title
  
  Modelling and Simulation in Materials Science and Engineering
  
  Volume: 26 Issue: 6 Pages: 065005-065005
- DOI
  10.1088/1361-651x/aace6a
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K06429
[Journal Article] Modeling of Phosphorus Transport by Interstitial Dumbbell in α−Iron Using First-Principles-Based Kinetic Monte Carlo2017
- Author(s)
  Ken-ichi Ebihara, Tomoaki Suzudo, Masatake Yamaguchi
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 58 Issue: 1 Pages: 26-32
- DOI
  10.2320/matertrans.ML201602
- NAID
  130006776971
- ISSN
  1345-9678, 1347-5320
- Language
  English
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] 高炭素α－γ二相鋼の水素昇温脱離スペクトルの数値的考察2024
- Author(s)
  海老原　健一、関根　大貴、崎山　裕嗣、高橋　淳、大村　朋彦
- Organizer
  日本鉄鋼協会 2024 年春季大会 (第 187 回)
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] BCC鉄き裂先端における転位射出のシミュレーション解析2023
- Author(s)
  鈴土　知明, 海老原　健一, 都留　智仁, 森　英喜
- Organizer
  日本金属学会2023年春期(第172回)講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] BCC鉄におけるき裂先端塑性のシミュレーション解析2023
- Author(s)
  鈴土　知明、海老原　健一、都留　智仁、森　英喜
- Organizer
  日本金属学会 2023 年秋期 (第 173 回) 講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] Simulation of hydrogen thermal desorption spectra for iron with strain-Induced vacancy-type defects included2022
- Author(s)
  K. Ebihara, Y. Sugiyama, R. Matsumoto, K. Takai, T. Suzudo
- Organizer
  4th International Conference on Metals Hydrogen (Steely Hydrogen 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] 機械学習ポテンシャルを用いた BCC鉄における破壊の分子動力学シミュレーション2022
- Author(s)
  鈴土知明、海老原健一、都留智仁、森英喜
- Organizer
  日本金属学会2022年春期(第170回)講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] BCC鉄におけるへき開面と転位の射出; 分子動力学シミュレーション2021
- Author(s)
  鈴土知明、海老原健一、都留智仁
- Organizer
  日本金属学会2021年春期(第168回)講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] Hydrogen-Vacancy Complexes in bcc-Fe: Diffusion, Clusterization, Dissociation, and Influence on Dislocation2021
- Author(s)
  R. Matsumoto, C. Sano, S. Taketomi, and K. Ebihara
- Organizer
  17th International Conference on Diffusion in Solids and Liquids (DSL2021)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] BCC鉄におけるき裂進展と転位の射出　－分子動力学シミュレーションー2020
- Author(s)
  鈴土知明、海老原健一、都留智仁
- Organizer
  日本金属学会2020年春期第166回講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] ひずみ誘起空孔を含む純鉄の水素熱脱離スペクトルの数値的考察2020
- Author(s)
  海老原健一、杉山優理、高井健一、松本龍介、鈴土知明
- Organizer
  日本鉄鋼協会第180回秋季講演大会
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] Cleavage and dislocation emissions in BCC iron; A Molecular dynamics study2020
- Author(s)
  鈴土知明、海老原健一、都留智仁
- Organizer
  GIMRT Joint International Symposium on Radiation Effects in Materials and Actinide Science (GIMRT-REMAS 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05069
[Presentation] Simulation of Phosphorous Migration to Grain-boundary by Molecular Dynamics2018
- Author(s)
  Ken-ichi Ebihara, Tomoaki Suzudo, Masatake Yamaguchi
- Organizer
  TMS2018 147th Annual Meeting & Exhibition
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] Simulation of irradiation-induced grain boundary phosphorus segregation by first-principles-based rate theory model including trapping and detrapping processes2018
- Author(s)
  Kenichi Ebihara, Tomoaki Suzudo, Masatake Yamaguchi
- Organizer
  NUMAT2018: The Nuclear Materials Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] Computational Study of Phosphorus Migration to Grain boundary in α-iron2018
- Author(s)
  Kenichi Ebihara, Tomoaki Suzudo
- Organizer
  The 9th International Conference on Multiscale Materials Modeling (MMM2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] 分子動力学シミュレーションによる粒界リン偏析過程の考察2017
- Author(s)
  海老原健一、鈴土知明、山口正剛
- Organizer
  日本金属学会2017年秋期(第161回)講演大会
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] Numerical Estimation of Phosphorus Transport for Different Migration Modes in alpha-iron2017
- Author(s)
  Ken-ichi Ebihara, Tomoaki Suzudo, Masatake Yamaguchi
- Organizer
  TMS2017 146th Annual Meeting & Exhibition
- Place of Presentation
  San Diego, California, USA
- Year and Date
  2017-02-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06429
[Presentation] 第一原理計算に基づくキネティックモンテカルロによるα鉄中におけるリン拡散の考察2015
- Author(s)
  海老原健一、鈴土知明、山口正剛
- Organizer
  東北大学金属材料研究所ワークショップ
- Place of Presentation
  秋保温泉旅館（宮城県仙台市）
- Year and Date
  2015-11-16
- Data Source
  KAKENHI-PROJECT-15K06429

1. 鈴土知明 (60414538)

# of Collaborated Projects: 2 results

# of Collaborated Products: 18 results
2. 松本龍介 (80363414)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
3. Yamaguchi Masatake

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. TSURU Tomohito

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ebihara Kenichi 海老原 健一

Research Projects

Research Products

Co-Researchers

イオン照射材の低温昇温脱離解析に基づく水素影響下での空孔型欠陥挙動の数値的評価Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Validation of hydrogen embrittlement model based on quantitative evaluation of vacancy-type defects using computational methodsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Evaluation of the calculation method of grain boundary segregation energy by diffusion rate theory modelPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Emergence of crack tip plasticity in semi-brittle α-Fe2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Large-Scale Atomistic Simulations of Cleavage in BCC Fe using Machine-Learning Potential2024

Author(s)

Journal Title

DOI

ISSN

Year and Date

Language

Data Source

[Journal Article] Numerical interpretation of thermal desorption spectra of hydrogen from high-carbon ferrite-austenite dual-phase steel2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Cleavages along {110} in bcc iron emit dislocations from the curved crack fronts2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 水素ぜい化の評価・解析法 ３．水素昇温脱離曲線の数値シミュレーションに基づく解釈2022

Author(s)

Journal Title

Data Source

[Journal Article] Brittle-fracture simulations of curved cleavage cracks in α-iron: A molecular dynamics study2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Numerical Interpretation of Hydrogen Thermal Desorption Spectra for Iron with Hydrogen-Enhanced Strain-Induced Vacancies2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Atomistic simulation of phosphorus segregation to Σ3 (111) symmetrical tilt grain boundary in α-iron2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Modeling of Phosphorus Transport by Interstitial Dumbbell in α−Iron Using First-Principles-Based Kinetic Monte Carlo2017

Author(s)

Journal Title

DOI

NAID

ISSN

Language

Data Source

[Presentation] 高炭素α－γ二相鋼の水素昇温脱離スペクトルの数値的考察2024

Author(s)

Organizer

Data Source

[Presentation] BCC鉄き裂先端における転位 射出のシミュレーション解析2023

Author(s)

Organizer

Data Source

Ebihara Kenichi 海老原健一

[Journal Article] 水素ぜい化の評価・解析法　３．水素昇温脱離曲線の数値シミュレーションに基づく解釈2022

[Presentation] BCC鉄き裂先端における転位射出のシミュレーション解析2023

[Presentation] 機械学習ポテンシャルを用いた BCC鉄における破壊の分子動力学シミュレーション2022

[Presentation] BCC鉄におけるき裂進展と転位の射出　－分子動力学シミュレーションー2020