Kotani Takao 小谷岳生

… Alternative Names

KOTANI Takao 小谷岳生

小谷岳生コタニタカオ

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Researcher Number	60283826
Other IDs
Affiliation (Current)	2025: 鳥取大学, 工学部, 教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 鳥取大学, 工学研究科, 教授 2017 – 2020: 鳥取大学, 工学研究科, 教授 2015: 鳥取大学, 大学院工学研究科, 教授 2012: 鳥取大学, 工学(系)研究科(研究院), 教授 2011: 鳥取大学, 工学研究科, 教授 1997 – 1999: 大阪大学, 大学院・理学研究科, 助手
Review Section/Research Field	Principal Investigator Basic Section 29010:Applied physical properties-related / Condensed matter physics I / Science and Engineering Except Principal Investigator Basic Section 29010:Applied physical properties-related / Condensed matter physics II / 物性一般(含基礎論)
Keywords	Principal Investigator 第一原理計算 / スピンゆらぎ / QSGW法 / GW近似 / 電子状態計算 / ecalj / 並列化 / 線形応答 / 有効ハミルトニアン / 磁気応答 … More / モデル化 / ハイゼンベルグモデル / 電子格子相互作用 / フォノン物性 / 手法開発 / ESM法 / ２次元磁性 / 短縮平面波基底 / 分極関数 / モデル化手法 / スピン波 / 誘電関数 / フォノン / 二原子分子 / 混合基底 / PMT法 / バンド計算 / 局在基底 / 自己無撞着GW近似 … More Except Principal Investigator KKR-CPA-LDA / 二重交換相互作用 / 希薄磁性半導体 / キャリア誘起強磁性 / 超交換相互作用 / インジウム・マンガン・砒素 / 第一原理的電子相関 / ノンコリニアスピン密度汎関数法 / 準粒子自己無撞着GW法 / パワー半導体材料 / 磁気形状記憶合金 / 軽元素 / 構造探索 / バンド構造 / ＧＷ近似 / バンド計算 / GW近似 / 金属転移圧 / GW近似計算 / 計算物理 / 超高圧縮固体 / 金属水素 / magnetic flux lattice / CDW / quantum tunneling / macroscopic quantum effect / pinning / friction / トンネル効果 / ランダムネス / 清浄表面 / 解析性の破れ / フレンクル-コントローヴァモデル / ラチェット / 磁束格子 / 電荷密度波 / 量子トンネル / 巨視的量子効果 / ピン止め / 摩擦 / 第一原理計算 / カドミウム・マンガン・テルル / ガイウム・マンガン・砒素 / III-V超格子 / II=VI / インジウム・マンガン・砒素ヘテロ界面 / ガリウム・マンガン・砒素 / 密度汎関数法 / 第一原理バンド計算 / キャリア誘希強磁性 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
Spin fluctuation theory based on the extended Heisenberg modelPrincipal Investigator
- Principal Investigator
  
  小谷岳生
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 29010:Applied physical properties-related
- Research Institution
  Tottori University
Prediction of the phonon-related physical phenomena based on the first-principles many-body perturbation theory in the QSGW methodPrincipal Investigator
- Principal Investigator
  
  KOTANI Takao
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics I
- Research Institution
  Tottori University
Structures and Metallic transition in Hydrogen under Ultra-High Pressure : Structures come out through Quasi-particle calculations for the electronic band structure
- Principal Investigator
  
  NAGARA Hitose
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Osaka University
  Tottori University
ワニエ関数を軸とする準粒子自己無撞着法の新しい展開Principal Investigator
- Principal Investigator
  
  小谷岳生
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tottori University
III-V族希薄磁性半導体の電子状態と磁性
- Principal Investigator
  
  赤井久純
- Project Period (FY)
  1999
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  Osaka University
III-V族希薄磁性半導体の電子状態と磁性
- Principal Investigator
  
  赤井久純
- Project Period (FY)
  1998
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  Osaka University
III-V族希薄磁性半導体の電子状態と磁性
- Principal Investigator
  
  赤井久純
- Project Period (FY)
  1997
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Osaka University
Theoretical Study of Friction
- Principal Investigator
  
  MATSUKAWA Hiroshi
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  物性一般(含基礎論)
- Research Institution
  Osaka University

All 2024 2023 2022 2020 2019 2018 2015 2014 2013 2012 2011 Other

All Journal Article Presentation

[Journal Article] Pressure-dependent multiplet-excitation energies of α-Al2O3:Cr3+ by the first-principles method2024
- Author(s)
  Saito Harutaka、Suzuki Katsuhiro、Sato Kazunori、Kotani Takao
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 63 Issue: 3 Pages: 032001-032001
- DOI
  10.35848/1347-4065/ad26cf
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K04909, KAKENHI-PROJECT-23H05457
[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] Monte Carlo study of cuprate superconductors in a four-band d－p model: role of orbital degrees of freedom2023
- Author(s)
  Watanabe Hiroshi, Shirakawa Tomonori, Seki Kazuhiro, Sakakibara Hirofumi, Kotani Takao, Ikeda Hiroaki, Yunoki Seiji
- Journal Title
  
  Journal of Physics: Condensed Matter
  
  Volume: 35 Issue: 19 Pages: 195601-195601
- DOI
  10.1088/1361-648x/acc0bf
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03847, KAKENHI-PROJECT-22K03520, KAKENHI-PROJECT-22K04909, KAKENHI-PROJECT-19K23433, KAKENHI-PROJECT-19H01842, KAKENHI-PLANNED-19H05825
[Journal Article] First-principles method justifying the Dieke diagram and beyond2023
- Author(s)
  Suzuki Katsuhiro、Kotani Takao、Sato Kazunori
- Journal Title
  
  Physical Review Research
  
  Volume: 5 Issue: 1 Pages: 013111-013111
- DOI
  10.1103/physrevresearch.5.013111
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K04909, KAKENHI-PROJECT-20K05303
[Journal Article] Construction of model Hamiltonians for transition-metal impurities via the quasiparticle self-consistent GW method2023
- Author(s)
  Saito Harutaka、Suzuki Katsuhiro、Sato Kazunori、Kotani Takao
- Journal Title
  
  Physical Review B
  
  Volume: 108 Issue: 3 Pages: 035141-035141
- DOI
  10.1103/physrevb.108.035141
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K04909, KAKENHI-PROJECT-23H05457
[Journal Article] Quasiparticle Self-Consistent GW Analysis of Excited States and Model Construction of 3d2 Luminescent Centers in α-Aluminum Oxide2023
- Author(s)
 Saito Harutaka、Suzuki Katsuhiro、Sato Kazunori、Kotani Takao
- Journal Title
 
 MATERIALS TRANSACTIONS
 
 Volume: 64 Issue: 9 Pages: 2185-2189
- DOI
 10.2320/matertrans.MT-MG2022024
- ISSN
 1345-9678, 1347-5320
- Year and Date
 2023-09-01
- Language
 English
- Data Source
 KAKENHI-PROJECT-22K04909
[Journal Article] Bond-length distributions in ionically bonded materials with decomposition by coordination environment2022
- Author(s)
  Sawada Motonari、Iwamoto Ryoga、Kotani Takao、Sakakibara Hirofumi
- Journal Title
  
  Journal of Applied Crystallography
  
  Volume: 55 Issue: 5 Pages: 1359-1367
- DOI
  10.1107/s1600576722006884
- Data Source
  KAKENHI-PROJECT-22K04909
[Journal Article] Model Construction and a Possibility of Cupratelike Pairing in a New d9 Nickelate Superconductor (Nd,Sr)NiO22020
- Author(s)
  Sakakibara Hirofumi、Usui Hidetomo、Suzuki Katsuhiro、Kotani Takao、Aoki Hideo、Kuroki Kazuhiko
- Journal Title
  
  Physical Review Letters
  
  Volume: 125 Issue: 7 Pages: 077003-077003
- DOI
  10.1103/physrevlett.125.077003
- NAID
  120006895831
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05499, KAKENHI-PROJECT-18H01860
[Journal Article] Electronic Structure and Spin-wave Dispersion of Cu2MnAl, Ni2MnSn, and Pd2MnSn Based on Quasi-particle Self-consistent GW Calculations2020
- Author(s)
  Okumura Haruki、Sato Kazunori、Suzuki Katsuhiro、Kotani Takao
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 89 Issue: 3 Pages: 034704-034704
- DOI
  10.7566/jpsj.89.034704
- NAID
  210000158027
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05499, KAKENHI-PROJECT-19J10512, KAKENHI-PROJECT-20K05303, KAKENHI-PROJECT-18H05212
[Journal Article] Finite electric-field approach to evaluate the vertex correction for the screened Coulomb interaction in the quasiparticle self-consistent GW method2020
- Author(s)
  Sakakibara Hirofumi、Kotani Takao、Obata Masao、Oda Tatsuki
- Journal Title
  
  Physical Review B
  
  Volume: 101 Issue: 20 Pages: 1-8
- DOI
  10.1103/physrevb.101.205120
- NAID
  120006848513
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05499, KAKENHI-PROJECT-19H02592, KAKENHI-PROJECT-18K04923
[Journal Article] Role of non-locality in exchange-correlation for magnetic 2D van der Waals materials2020
- Author(s)
  Y. Lee, Takao Kotani, Liqin Ke
- Journal Title
  
  Physical Review B (rapid)
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05499
[Journal Article] Spin-wave dispersion of 3d ferromagnets based on quasiparticle self-consistent GW calculations2019
- Author(s)
  Okumura H.、Sato K.、Kotani T.
- Journal Title
  
  Physical Review B
  
  Volume: 100 Issue: 5 Pages: 1-11
- DOI
  10.1103/physrevb.100.054419
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05499, KAKENHI-PROJECT-19J10512, KAKENHI-PROJECT-18H05212
[Journal Article] Model-mapped random phase approximation to evaluate superconductivity in the fluctuation exchange approximation from first principles2019
- Author(s)
  Sakakibara Hirofumi、Kotani Takao
- Journal Title
  
  Physical Review B
  
  Volume: 99 Issue: 19 Pages: 1-7
- DOI
  10.1103/physrevb.99.195141
- NAID
  120006724715
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05499
[Journal Article] Band structure and pressure induced metallic transition in iodine--GW calculation2014
- Author(s)
  H. Nagara, T. Ishikawa, and T. Kotani
- Journal Title
  
  High Press. Res.
  
  Volume: 34 Issue: 2 Pages: 215-221
- DOI
  10.1080/08957959.2013.867040
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400371, KAKENHI-PROJECT-25800218
[Presentation] 準粒子自己無撞着GW法に基づくα-Al2O3:Cr3+のモデル化と励起状態の圧力依存性の解析2023
- Author(s)
  齋藤悠宇、鈴木雄大、佐藤和則、小谷岳生
- Organizer
  第33回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-22K04909
[Presentation] QSGW calculations for thousands of materials to predict accurate band gaps2023
- Author(s)
  Shota Takano, Katsuhiro Suzuki, Kazunori Sato Takao Kotani
- Organizer
  MRM 2023 IUMRS-ICA2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04909
[Presentation] 信頼性の高い独立粒子近似を与えるQSGW法とモデル化手法2020
- Author(s)
  小谷岳生
- Organizer
  物性研究所短期研究会「量子多体計算と第一原理計算の新展開」
- Invited
- Data Source
  KAKENHI-PROJECT-17K05499
[Presentation] ブリルアンゾーンでの周期性をみたす短縮平面波基底2020
- Author(s)
  小谷岳生、榊原寛史
- Organizer
  日本物理学会2020秋季大会
- Data Source
  KAKENHI-PROJECT-17K05499
[Presentation] 電関数法を用いたフォノンの第一原理計算法2018
- Author(s)
  小谷岳生
- Organizer
  日本物理学会 2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05499
[Presentation] 固体水素のバンドギャップと金属水素の実現2015
- Author(s)
  長柄一誠、石河孝洋、小谷岳生
- Organizer
  第５６回高圧討論会
- Place of Presentation
  広島 JMSアステールプラザ
- Year and Date
  2015-11-10
- Data Source
  KAKENHI-PROJECT-25400371
[Presentation] Band structure and pressure induced metallic transition in Iodine--GW calculation2013
- Author(s)
  H. Nagara, T. Ishikawa, and T. Kotani
- Organizer
  51st EHPRG International Conference
- Place of Presentation
  London (UK)
- Data Source
  KAKENHI-PROJECT-25400371
[Presentation] Quasiparticle self-consistent GW; overview and recent development2013
- Author(s)
  小谷岳生
- Organizer
  新しい構造予測アルゴリズムに基づく新物質探索
- Place of Presentation
  大阪大学産業科学研究所
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] Lecture of ecalj package2013
- Author(s)
  Takao Kotani
- Organizer
  Computational design workshop
- Place of Presentation
  神戸ニチイ学館
- Year and Date
  2013-03-04
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] 固体ヨウ素のバンド構造と圧力誘起金属転移2013
- Author(s)
  長柄一誠、石河孝洋、小谷岳生
- Organizer
  第54回高圧討論会
- Place of Presentation
  朱鷺メッセ新潟コンベンションセンター
- Data Source
  KAKENHI-PROJECT-25400371
[Presentation] our activity and future plans2012
- Author(s)
  Takao Kotani
- Organizer
  International Workshop on Nano-Spintronics and JSPS Core-to-Core Program
- Place of Presentation
  Osaka University
- Year and Date
  2012-06-29
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] Quasitparitcle Self-consistent GW method in the Linearized APW+MTO method2012
- Author(s)
  Takao Kotani
- Organizer
  International Symposium on Computics: Quantum Simulation and Design
- Place of Presentation
  osaka university
- Year and Date
  2012-10-11
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] LAPW+LMTO method applied to molecules2011
- Author(s)
  小谷岳生
- Organizer
  Quantum Simulations and Design
- Place of Presentation
  Dresden, Germany(招待講演)
- Year and Date
  2011-09-28
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] PMT法の二原子分子などへの適用2011
- Author(s)
  小谷岳生
- Organizer
  日本物理学会
- Place of Presentation
  富山大学
- Year and Date
  2011-09-22
- Data Source
  KAKENHI-PUBLICLY-23104510
[Presentation] 高圧縮水素のバンド構造と金属転移ーーGW近似計算
- Author(s)
  長柄一誠、石河孝洋、小谷岳生
- Organizer
  第５５回高圧討論会
- Place of Presentation
  徳島大学　常三島キャンパス
- Year and Date
  2014-11-22 – 2014-11-24
- Data Source
  KAKENHI-PROJECT-25400371
[Presentation] Band structures and band gaps of dense hydrogen--GW calculation
- Author(s)
  Hitose Nagara, Takahiro Ishikawa, and Takao Kotani
- Organizer
  EHPRG 2014
- Place of Presentation
  Lyon, France
- Year and Date
  2014-09-07 – 2014-09-12
- Data Source
  KAKENHI-PROJECT-25400371

1. 赤井久純 (70124873)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
2. MATSUKAWA Hiroshi (20192750)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. NAGARA Hitose (10135676)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
4. ISHIKAWA Takahiro (40423082)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
5. 榊原寛史 (20734354)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
6. 小田竜樹 (30272941)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. 小幡正雄 (10803299)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
8. 渡部洋

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Kotani Takao 小谷 岳生

KOTANI Takao 小谷 岳生

小谷 岳生 コタニ タカオ

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

Spin fluctuation theory based on the extended Heisenberg modelPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Prediction of the phonon-related physical phenomena based on the first-principles many-body perturbation theory in the QSGW methodPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Structures and Metallic transition in Hydrogen under Ultra-High Pressure : Structures come out through Quasi-particle calculations for the electronic band structure

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

ワニエ関数を軸とする準粒子自己無撞着法の新しい展開Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

III-V族希薄磁性半導体の電子状態と磁性

Principal Investigator

Project Period (FY)

Research Category

Research Institution

III-V族希薄磁性半導体の電子状態と磁性

Principal Investigator

Project Period (FY)

Research Category

Research Institution

III-V族希薄磁性半導体の電子状態と磁性

Principal Investigator

Project Period (FY)

Research Category

Research Institution

Theoretical Study of Friction

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Pressure-dependent multiplet-excitation energies of α-Al2O3:Cr3+ by the first-principles method2024

Author(s)

Journal Title

DOI

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] Monte Carlo study of cuprate superconductors in a four-band d－p model: role of orbital degrees of freedom2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] First-principles method justifying the Dieke diagram and beyond2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Construction of model Hamiltonians for transition-metal impurities via the quasiparticle self-consistent GW method2023

Author(s)

Journal Title

Kotani Takao 小谷岳生

KOTANI Takao 小谷岳生

小谷岳生コタニタカオ