OBATA Masao 小幡正雄

Researcher Number	10803299
Other IDs
Affiliation (Current)	2025: 金沢大学, 数物科学系, 助教
Affiliation (based on the past Project Information) *help	2021 – 2024: 金沢大学, 数物科学系, 助教
Review Section/Research Field	Principal Investigator Basic Section 29010:Applied physical properties-related Except Principal Investigator Basic Section 29010:Applied physical properties-related / Medium-sized Section 26:Materials engineering and related fields
Keywords	Principal Investigator 強磁性形状記憶合金 / 磁性体 / 電子相関効果 / 準粒子自己無撞着GW法 / 第一原理計算 Except Principal Investigator 磁気形状記憶合金 / スピン密度汎関数法 / 準粒子自己無撞着GW法 / 第一原理的電子相関 / ノンコリニアスピン密度汎関数法 … More / パワー半導体材料 / ノンコリニア磁性 / オーステナイト相 / マルテンサイト相 / バンド-ヤン-テラー効果 / マルテンサイト変態 / 準粒子自己無撞着GW法(QSGW法) / バリアント / 磁歪 / 強磁性形状記憶合金 / 第一原理電子状態計算 / マルチフェロイクス / ワイドギャップ半導体 / 準粒子自己無撞着GW法 (QSGW法) / ノンコリニアスピン密度汎関数理論 / スピントロニクス / スピン軌道相互作用 / 磁気異方性エネルギー Less

第一原理的電子相関を取り入れた電子スピン状態計算法の開発と新機能材料への応用
- Principal Investigator
  
  小田竜樹
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 29010:Applied physical properties-related
- Research Institution
  Kanazawa University
Development and application of first-principles electronic structure calculation by quasiparticle self-consistent approach with random phase approximationPrincipal Investigator
- Principal Investigator
  
  小幡正雄
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 29010:Applied physical properties-related
- Research Institution
  Kanazawa University
Development of spin density functional method under magnetic/electric field and application to the materials for magnetic device
- Principal Investigator
  
  Oda Tatsuki
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 29010:Applied physical properties-related
- Research Institution
  Kanazawa University
Study on magnetic structure analysis and modeling in the nano twin boundary of magnetic shape memory alloy
- Principal Investigator
  
  小田竜樹
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 26:Materials engineering and related fields
- Research Institution
  Kanazawa University

All 2024 2023 2021

All Journal Article Presentation

[Journal Article] Migration of the Twin Boundary in a Modulated Martensite Phase of Magnetic Shape Memory Alloy Ni2MnGa2024
- Author(s)
  Rinku Majumder, Masao Obata, Chandro Pardede, Jakub Lustinec, Ladislav Kalvoda, and Tatsuki Oda
- Journal Title
  
  Proceedings of 34th IUPAP Conference on Computational Physics (CCP2023)
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Journal Article] Parallelization in the code of quasi-particle self-consistent GW and electronic structure in the magnetic shape memory alloy Ni2MnGa2024
- Author(s)
  Ko Hyodo, Masao Obata, Jakub Lustinec, Ladislav Kalvoda, Takao Kotani, and Tatsuki Oda
- Journal Title
  
  Proceedings of 34th IUPAP Conference on Computational Physics (CCP2023)
  
  Volume: -
- Data Source
  KAKENHI-PROJECT-21KK0083
[Journal Article] Computational acceleration on density functional approach code using GPU2024
- Author(s)
  Chandro Pardede, Masao Obata, Rinku Majumder, Indra Pardede, and Tatsuki Oda
- Journal Title
  
  Proceedings of 34th IUPAP Conference on Computational Physics (CCP2023)
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Journal Article] Intrinsic instability to martensite phases in ferromagnetic shape memory alloy Ni2MnGa: Quasiparticle self-consistent GW investigation2023
- Author(s)
  Obata Masao、Kotani Takao、Oda Tatsuki
- Journal Title
  
  Physical Review Materials
  
  Volume: 7 Issue: 2 Pages: 024413-024413
- DOI
  10.1103/physrevmaterials.7.024413
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K04864, KAKENHI-PROJECT-22K04909, KAKENHI-PROJECT-21KK0083, KAKENHI-PROJECT-23K23225
[Journal Article] Effect of electron localization in theoretical design of Ni-Mn-Ga based magnetic shape memory alloys2021
- Author(s)
  Zeleny Martin、Sedlak Petr、Heczko Oleg、Seiner Hanus、Vertat Petr、Obata Masao、Kotani Takao、Oda Tatsuki、Straka Ladislav
- Journal Title
  
  Materials & Design
  
  Volume: 209 Pages: 109917-109917
- DOI
  10.1016/j.matdes.2021.109917
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02592, KAKENHI-PROJECT-21K04864
[Presentation] Understanding Twin Boundary Migration in Ni2MnGa Martensite Phase: First-Principles Insights2024
- Author(s)
  Rinku Majumder, Masao Obata, Chandro Pardede, Jakub Lustinec, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  第71回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] 第一原理GW計算による磁性形状記憶合金Ni2Mn1+xGa1-xの電子状態2024
- Author(s)
  小幡正雄, 小谷岳生, 小田竜樹
- Organizer
  第71回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Electronic Structures of ferromagnetic Heusler Alloys Ni2MnX (X＝Al, Ga, In) and Magnetic shape memory effect2023
- Author(s)
  Jakub Lustinec, Masao Obata, Ko Hyodo, Takao Kotani, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  応用物理学会第70回春季学術講演会
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Computational acceleration of the density functional approach code with using GPU2023
- Author(s)
  Chandro Pardede, Masao Obata, Rinku Majumder, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023, Kobe)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Electronic structures of ferromagnetic shape memory alloy Ni-Mn-Ga by quasiparticle self-consistent GW approach2023
- Author(s)
  Masao Obata, Jakub Lustinec, Rinku Majumder, Chandro Pardede, Kazuki Muranaka, Takao Kotani, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023, Kobe)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Migration of the twin boundary in a modulated martensite phase of magnetic shape memory alloy Ni2MnGa2023
- Author(s)
  Rinku Majumder, Masao Obata, Chandro Pardede, Jakub Lustinec, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023, Kobe)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Migration of the twin boundary in a modulated martensite phase of magnetic shape memory alloy Ni2MnGa2023
- Author(s)
  Rinku Majumder, Masao Obata, Chandro Pardede, Jakub Lustinec, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] 準粒子自己無撞着GW法による酸化ガリウムの電子構造と誘電特性2023
- Author(s)
  村中和輝, 兵頭功, パルデデ・チャンドロ, 小幡正雄, 小田竜樹
- Organizer
  応用物理学会第70回春季学術講演会
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Effect of excess Mn to the electronic structure of magnetic shape memory Ni-Mn-Ga alloy via GGA+U and quasiparticle self-consistent GW approaches2023
- Author(s)
  Masao Obata
- Organizer
  チェコ科学アカデミー講演会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Electronic Structures of ferromagnetic Heusler Alloys Ni2MnX (X＝Al, Ga, In) and Magnetic shape memory effect2023
- Author(s)
  Jakub Lustinec, Masao Obata, Ko Hyodo, Takao Kotani, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  応用物理学会第70回春季学術講演会
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Electronic structures of ferromagnetic shape memory alloy Ni-Mn-Ga by quasiparticle self-consistent GW approach2023
- Author(s)
  Masao Obata, Jakub Lustinec, Rinku Majumder, Chandro Pardede, Kazuki Muranaka, Takao Kotani, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Parallelization in the code of quasi-particle self-consistent GW and electronic structure in the magnetic shape memory alloy Ni2MnGa2023
- Author(s)
  Tatsuki Oda, Masao Obata, Ko Hyodo, Jakub Lustinec, Ladislav Kalvoda, Takao Kotani
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Computational acceleration of the density functional approach code with using GPU2023
- Author(s)
  Chandro Pardede, Masao Obata, Rinku Majumder, Tatsuki Oda
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Electronic structures of quasiparticle self-consistent GW (QSGW) in ferromagnetic Heusler alloys Ni2MnX (X＝Al, Ga, In)2023
- Author(s)
  Jakub Lustinec, Masao Obata, Ko Hyodo, Takao Kotani, Ladislav Kalvoda, Tatsuki Oda
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] Parallelization in the code of quasi-particle self-consistent GW and electronic structure in the magnetic shape memory alloy Ni2MnGa2023
- Author(s)
  Tatsuki Oda, Masao Obata, Ko Hyodo, Jakub Lustinec, Ladislav Kalvoda, Takao Kotani
- Organizer
  34th IUPAP Conference on Computational Physics (CCP2023, Kobe)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] 磁気形状記憶合金Ni2MnGaの電子局在効果2021
- Author(s)
  小幡正雄, 小田竜樹
- Organizer
  物理学会２０２１年秋季大会(2021年9月20-23日)(オンライン開催)
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] Quasi-particle self-consistent GW (QSGW) calculation in Ni2MnGa2021
- Author(s)
  Masao Obata, Takao Kotani, Tatsuki Oda
- Organizer
  Kick-off meeting of international project “Study on magnetic structure analysis and modeling in the nano twin boundary of magnetic shape memory alloy”(online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21KK0083
[Presentation] フェリ磁性スピネルNiCo2O4の自己無撞着準粒子GW計算2021
- Author(s)
  小幡正雄, 小谷岳生, 小田竜樹
- Organizer
  物理学会２０２１年秋季大会(2021年9月20-23日)(オンライン開催)
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] 磁気的力定理による有効ラシュバパラメータの見積もり2021
- Author(s)
  パルデデ-インドラ，吉川大輝，小幡正雄，小田竜樹
- Organizer
  第82回応用物理学会秋季学術講演会(2021年9月9-13日)(オンライン開催)
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] First-principles evaluation on magnetic anisotropy in antiferromagnetic Mn alloys2021
- Author(s)
  Daichi Takagi, Daiki Yoshikawa, Indra Pardede, Masao Obata, Tatsuki Oda,
- Organizer
  The 9th International Symposium on Surface Science (ISSS-9) --Toward Sustainable Development--
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K04864
[Presentation] QSGW計算による強磁性形状記憶合金Ni2MnGaの電子状態2021
- Author(s)
  小幡正雄，小谷岳生，小田竜樹
- Organizer
  第82回応用物理学会秋季学術講演会(2021年9月9-13日)(オンライン開催)
- Data Source
  KAKENHI-PROJECT-21K04864

1. Oda Tatsuki (30272941)

# of Collaborated Projects: 3 results

# of Collaborated Products: 25 results
2. 佐藤和則 (60379097)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 小谷岳生 (60283826)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

OBATA Masao 小幡 正雄

Research Projects

Research Products

Co-Researchers

第一原理的電子相関を取り入れた電子スピン状態計算法の開発と新機能材料への応用

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development and application of first-principles electronic structure calculation by quasiparticle self-consistent approach with random phase approximationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of spin density functional method under magnetic/electric field and application to the materials for magnetic device

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on magnetic structure analysis and modeling in the nano twin boundary of magnetic shape memory alloy

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Migration of the Twin Boundary in a Modulated Martensite Phase of Magnetic Shape Memory Alloy Ni2MnGa2024

Author(s)

Journal Title

Data Source

[Journal Article] Parallelization in the code of quasi-particle self-consistent GW and electronic structure in the magnetic shape memory alloy Ni2MnGa2024

Author(s)

Journal Title

Data Source

[Journal Article] Computational acceleration on density functional approach code using GPU2024

Author(s)

Journal Title

Data Source

[Journal Article] Intrinsic instability to martensite phases in ferromagnetic shape memory alloy Ni2MnGa: Quasiparticle self-consistent GW investigation2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Effect of electron localization in theoretical design of Ni-Mn-Ga based magnetic shape memory alloys2021

Author(s)

Journal Title

DOI

Data Source

[Presentation] Understanding Twin Boundary Migration in Ni2MnGa Martensite Phase: First-Principles Insights2024

Author(s)

Organizer

Data Source

[Presentation] 第一原理GW計算による磁性形状記憶合金Ni2Mn1+xGa1-xの電子状態2024

Author(s)

Organizer

Data Source

[Presentation] Electronic Structures of ferromagnetic Heusler Alloys Ni2MnX (X＝Al, Ga, In) and Magnetic shape memory effect2023

Author(s)

Organizer

Data Source

[Presentation] Computational acceleration of the density functional approach code with using GPU2023

Author(s)

Organizer

Data Source

[Presentation] Electronic structures of ferromagnetic shape memory alloy Ni-Mn-Ga by quasiparticle self-consistent GW approach2023

Author(s)

Organizer

Data Source

[Presentation] Migration of the twin boundary in a modulated martensite phase of magnetic shape memory alloy Ni2MnGa2023

Author(s)

Organizer

Data Source

[Presentation] Migration of the twin boundary in a modulated martensite phase of magnetic shape memory alloy Ni2MnGa2023

Author(s)

Organizer

Data Source

[Presentation] 準粒子自己無撞着GW法による酸化ガリウムの電子構造と誘電特性2023

Author(s)

OBATA Masao 小幡正雄