Hirayama Motoaki 平山元昭

Researcher Number	70761005
Other IDs
Affiliation (Current)	2026: 国立研究開発法人理化学研究所, 創発物性科学研究センター, ユニットリーダー
Affiliation (based on the past Project Information) *help	2025: 国立研究開発法人理化学研究所, 創発物性科学研究センター, ユニットリーダー 2020 – 2024: 東京大学, 大学院工学系研究科(工学部), 特任准教授 2019 – 2022: 国立研究開発法人理化学研究所, 創発物性科学研究センター, ユニットリーダー 2018: 国立研究開発法人理化学研究所, 創発物性科学研究センター, 研究員
Review Section/Research Field	Principal Investigator Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related Except Principal Investigator Medium-sized Section 13:Condensed matter physics and related fields / Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Medium-sized Section 29:Applied condensed matter physics and related fields / Condensed matter physics II
Keywords	Principal Investigator データベース / 電子化物 / Weyl半金属 / 電子構造 / 第一原理計算 / 物質探索 / トポロジカル相 Except Principal Investigator スピントロニクス / Zak位相 / 強相関電子系 … More / トポロジー / 表面状態 / 第一原理計算 / トポロジカル半金属 / トポロジカル絶縁体 / 電子カイラリティ / ブライト相互作用 / 相対論補正 / トポロジカル表面 / メタマテリアル / 極限レーザー / トポロジカル量子物性 / レーザー光電子分光 / 空間分解 / レーザー / 光電子分光 / 磁性トポロジー / スピンテクスチャー / 電子構造 / トポロジカル物性 / ARPES / 電流誘起磁化反転 / トポロジカル物質 / モット転移 / トポロジカル相 / 界面・薄膜 / 非平衡超伝導 / 界面超伝導 / 機械学習 / 高温超伝導機構 / 非平衡ダイナミックス / 物質設計 / 界面表面 / 非平衡 / 強相関系 / 非周期系 / 非平衡・ダイナミクス / 分数化 / 量子流体と量子スピン液体 / 高温超伝導 / 階層的第一原理強相関電子状態計算法 / 磁性 / スピンエレクトロニクス / 物性理論 Less

Exploration of new topological surface phases hidden in compounds of ubiquitous elements
- Principal Investigator
  
  金澤直也
- Project Period (FY)
  2024 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 29:Applied condensed matter physics and related fields
- Research Institution
  The University of Tokyo
Higher-order relativistic corrections to strongly correlated electron systems
- Principal Investigator
  
  星野晋太郎
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  Chiba University
New frontiers in materials science based on comparisons and integrations between topological materials and metamaterials
- Principal Investigator
  
  村上修一
- Project Period (FY)
  2022 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 13:Condensed matter physics and related fields
- Research Institution
  The University of Tokyo
  Institute of Science Tokyo
Extreme topological edge states revealed by microscopic ARPES
- Principal Investigator
  
  Kondo Takeshi
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 13:Condensed matter physics and related fields
- Research Institution
  The University of Tokyo
Control of spin and polarization by hidden topological singularitiesPrincipal Investigator
- Principal Investigator
  
  Hirayama Motoaki
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related
- Research Institution
  The University of Tokyo
  Institute of Physical and Chemical Research
Design of surface state and spintronics functionality via Zak phase control
- Principal Investigator
  
  Kanazawa Naoya
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  The University of Tokyo
Frontiers in topological material science
- Principal Investigator
  
  Murakami Shuichi
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 13:Condensed matter physics and related fields
- Research Institution
  Tokyo Institute of Technology
Materials Design and Exploration of Functions for Strongly Correlated Materials - Challenges to Non-equilibrium and Non-Periodic Systems
- Principal Investigator
  
  IMADA Masatoshi
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Waseda University
  The University of Tokyo

All 2025 2024 2023 2022 2021 2020 2019 2018 2017

All Journal Article Presentation Patent

[Journal Article] Spin-polarized saddle points in the topological surface states of elemental bismuth revealed by pump- probe spin- and angle-resolved photoemission spectroscopy.2024
- Author(s)
  Y. Fukushima, K. Kawaguchi, K. Kuroda, M. Ochi, M. Hirayama, R. Mori, H. Tanaka, A. Harasawa, T. Iimori, Z. Zhao, S. Tani, K. Yaji, S. Shin, F. Komori, Y. Kobayashi, and T. Kondo.
- Journal Title
  
  Physical Review B
  
  Volume: 110 Issue: 4 Pages: 1-6
- DOI
  10.1103/physrevb.110.l041401
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04439, KAKENHI-PROJECT-21H04652, KAKENHI-PROJECT-23K23211, KAKENHI-PROJECT-23K13041, KAKENHI-PROJECT-23K17351, KAKENHI-PROJECT-23K17671
[Journal Article] 非磁性絶縁体FeSiにおける強磁性トポロジカル表面状態の発現と強スピン-軌道結合物性2024
- Author(s)
  金澤直也，平山元昭
- Journal Title
  
  固体物理
  
  Volume: 59 Pages: 133-143
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22H00108
[Journal Article] Colossal negative magnetoresistance in field-induced Weyl semimetal of magnetic half-Heusler compound2023
- Author(s)
  Ueda Kentaro、Yu Tonghua、Hirayama Motoaki、Kurokawa Ryo、Nakajima Taro、Saito Hiraku、Kriener Markus、Hoshino Manabu、Hashizume Daisuke、Arima Taka-hisa、Arita Ryotaro、Tokura Yoshinori
- Journal Title
  
  Nature Communications
  
  Volume: 14 Issue: 1 Pages: 1-8
- DOI
  10.1038/s41467-023-41982-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KJ1151, KAKENHI-PROJECT-22H00108
[Journal Article] Spontaneous topological Hall effect induced by non-coplanar antiferromagnetic order in intercalated van der Waals materials2023
- Author(s)
  H. Takagi, R. Takagi, S. Minami, T. Nomoto, K. Ohishi, M.-T. Suzuki, Y. Yanagi, M. Hirayama, N. D. Khanh, K. Karube, H. Saito, D. Hashizume, R. Kiyanagi, Y. Tokura, R. Arita, T. Nakajima, S. Seki
- Journal Title
  
  Nature Physics
  
  Volume: Advance online publications Issue: 7 Pages: 961-968
- DOI
  10.1038/s41567-023-02017-3
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13873, KAKENHI-PROJECT-21K18595, KAKENHI-PLANNED-19H05825, KAKENHI-PROJECT-21H04990, KAKENHI-PROJECT-22H04965, KAKENHI-PROJECT-21H04437, KAKENHI-PROJECT-23K20824, KAKENHI-PROJECT-23K25827, KAKENHI-PROJECT-22H00108, KAKENHI-PROJECT-22K14587
[Journal Article] Topological invariant and domain connectivity in moir? materials2023
- Author(s)
  Tateishi Ikuma、Hirayama Motoaki
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 12 Pages: 125308-125308
- DOI
  10.1103/physrevb.107.125308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22H00108
[Journal Article] Crystal symmetry protected gapless vortex line phases in superconducting Dirac semimetals2023
- Author(s)
  Kobayashi Shingo、Sumita Shuntaro、Hirayama Motoaki、Furusaki Akira
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 21 Pages: 214518-214518
- DOI
  10.1103/physrevb.107.214518
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03680, KAKENHI-PROJECT-22K03478, KAKENHI-PROJECT-23K03333, KAKENHI-PROJECT-22H00108
[Journal Article] Interstitial‐Electron‐Induced Topological Molecular Crystals2022
- Author(s)
  Yu Tonghua、Arita Ryotaro、Hirayama Motoaki
- Journal Title
  
  Advanced Physics Research
  
  Volume: 2 Issue: 3 Pages: 2200041-2200041
- DOI
  10.1002/apxr.202200041
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KJ1151, KAKENHI-PROJECT-20K14390, KAKENHI-PLANNED-19H05825
[Journal Article] Ab initio downfolding based on the GW approximation for infinite-layer nickelates2022
- Author(s)
  M. Hirayama, Y. Nomura, and R. Arita,
- Journal Title
  
  Front. Phys.
  
  Volume: 10 Pages: 824144-824144
- DOI
  10.3389/fphy.2022.824144
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H06345, KAKENHI-PROJECT-21H01041, KAKENHI-PROJECT-20K14423
[Journal Article] Field-induced multiple metal-insulator crossovers of correlated Dirac electrons of perovskite CaIrO32022
- Author(s)
  R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, T. Sato, F. Kagawa, R. Kurihara, M. Tokunaga, and Y. Tokura
- Journal Title
  
  npj Quantum Materials
  
  Volume: 7 Issue: 1 Pages: 1-6
- DOI
  10.1038/s41535-021-00418-2
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H06345, KAKENHI-PROJECT-18H01171, KAKENHI-PROJECT-20J21312, KAKENHI-PROJECT-21K18813
[Journal Article] A Noble‐Metal‐Free Spintronic System with Proximity‐Enhanced Ferromagnetic Topological Surface State of FeSi above Room Temperature2022
- Author(s)
  Hori Tomohiro、Kanazawa Naoya、Hirayama Motoaki、Fujiwara Kohei、Tsukazaki Atsushi、Ichikawa Masakazu、Kawasaki Masashi、Tokura Yoshinori
- Journal Title
  
  Advanced Materials
  
  Volume: 35 Issue: 3 Pages: 2206801-2206801
- DOI
  10.1002/adma.202206801
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K18965, KAKENHI-PROJECT-22H04958, KAKENHI-PROJECT-20H01859
[Journal Article] キラルな結晶構造を有するテルル単体におけるスピン偏極したバンド構造2021
- Author(s)
  坂野昌人，平山元昭，笹川崇男，近藤猛
- Journal Title
  
  放射光
  
  Volume: 34 Pages: 235-241
- NAID
  40022667538
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H03678
[Journal Article] First-principles design of halide-reduced electrides: Magnetism and topological phases2021
- Author(s)
  Yu Tonghua、Hirayama Motoaki、Flores-Livas Jos? A.、Huebsch Marie-Therese、Nomoto Takuya、Arita Ryotaro
- Journal Title
  
  Physical Review Materials
  
  Volume: 5 Issue: 4 Pages: 044203-044203
- DOI
  10.1103/physrevmaterials.5.044203
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14390, KAKENHI-PLANNED-19H05825
[Journal Article] Emergence of spin-orbit coupled ferromagnetic surface state derived from Zak phase in a nonmagnetic insulator FeSi2021
- Author(s)
  Ohtsuka Yusuke、Kanazawa Naoya、Hirayama Motoaki、Matsui Akira、Nomoto Takuya、Arita Ryotaro、Nakajima Taro、Hanashima Takayasu、Ukleev Victor、Aoki Hiroyuki、Mogi Masataka、Fujiwara Kohei、Tsukazaki Atsushi、Ichikawa Masakazu、Kawasaki Masashi、Tokura Yoshinori
- Journal Title
  
  Science Advances
  
  Volume: 7 Issue: 47
- DOI
  10.1126/sciadv.abj0498
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-20H05155, KAKENHI-PROJECT-20H01859, KAKENHI-PLANNED-19H05825
[Journal Article] Anomalous dielectric response in insulators with the π Zak phase2020
- Author(s)
  Aihara Yusuke、Hirayama Motoaki、Murakami Shuichi
- Journal Title
  
  Physical Review Research
  
  Volume: 2 Issue: 3 Pages: 033224-033224
- DOI
  10.1103/physrevresearch.2.033224
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H03678
[Journal Article] Higher-order topological crystalline insulating phase and quantized hinge charge in topological electride apatite2020
- Author(s)
  Hirayama Motoaki、Takahashi Ryo、Matsuishi Satoru、Hosono Hideo、Murakami Shuichi
- Journal Title
  
  Physical Review Research
  
  Volume: 2 Issue: 4 Pages: 043131-043131
- DOI
  10.1103/physrevresearch.2.043131
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K14390, KAKENHI-PROJECT-18J23289, KAKENHI-PROJECT-18H03678
[Journal Article] Radial spin texture in elemental tellurium with chiral crystal structure2020
- Author(s)
  M. Sakano, M. Hirayama, T. Takahashi, S. Akebi, M. Nakayama, K. Kuroda, K. Taguchi, T. Yoshikawa, K. Miyamoto, T. Okuda, K. Ono, H. Kumigashira, T. Ideue, Y. Iwasa, N. Mitsuishi, K. Ishizaka, S. Shin, T. Miyake, S. Murakami, T. Sasagawa, and Takeshi Kondo
- Journal Title
  
  Phys. Rev. Lett.
  
  Volume: 124 Issue: 13 Pages: 136404-136409
- DOI
  10.1103/physrevlett.124.136404
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-19H05826, KAKENHI-PROJECT-18J22309, KAKENHI-PROJECT-20K03863, KAKENHI-PROJECT-18H03678, KAKENHI-PROJECT-19H00651, KAKENHI-PROJECT-19H02683, KAKENHI-PROJECT-20H00337
[Journal Article] Materials design of dynamically stable d9 layered nickelates2020
- Author(s)
  Hirayama Motoaki、Tadano Terumasa、Nomura Yusuke、Arita Ryotaro
- Journal Title
  
  Physical Review B
  
  Volume: 101 Issue: 7 Pages: 075107-075107
- DOI
  10.1103/physrevb.101.075107
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14336, KAKENHI-PLANNED-19H05825, KAKENHI-PROJECT-16H06345, KAKENHI-PROJECT-18H01158
[Journal Article] Ab initio study of superconductivity and inhomogeneity in a Hg-based cuprate superconductor2020
- Author(s)
  Takahiro Ohgoe, Motoaki Hirayama, Takahiro Misawa, Kota Ido, Youhei Yamaji, and Masatoshi Imada
- Journal Title
  
  Physical Review B
  
  Volume: 101 Issue: 4
- DOI
  10.1103/physrevb.101.045124
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13477, KAKENHI-PROJECT-16H06345
[Journal Article] Enhancement of the transverse thermoelectric conductivity originating from stationary points in nodal lines2020
- Author(s)
  Minami Susumu、Ishii Fumiyuki、Hirayama Motoaki、Nomoto Takuya、Koretsune Takashi、Arita Ryotaro
- Journal Title
  
  Physical Review B
  
  Volume: 102 Issue: 20 Pages: 205128-205128
- DOI
  10.1103/physrevb.102.205128
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14390, KAKENHI-PROJECT-20K22479, KAKENHI-PROJECT-19H00650, KAKENHI-PROJECT-16K04875, KAKENHI-PROJECT-16H06345, KAKENHI-PLANNED-19H05825
[Journal Article] Magnetic exchange coupling in cuprate-analog d9 nickelates2020
- Author(s)
  Nomura Yusuke、Nomoto Takuya、Hirayama Motoaki、Arita Ryotaro
- Journal Title
  
  Physical Review Research
  
  Volume: 2 Issue: 4 Pages: 043144-043144
- DOI
  10.1103/physrevresearch.2.043144
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K14390, KAKENHI-PROJECT-20K14423, KAKENHI-PROJECT-18H01158, KAKENHI-PROJECT-17K14336, KAKENHI-PROJECT-16H06345, KAKENHI-PLANNED-19H05825
[Journal Article] Effective Hamiltonian for cuprate superconductors derived from multiscale ab initio scheme with level renormalization2019
- Author(s)
  Motoaki Hirayama, Takahiro Misawa, Takahiro Ohgoe, Youhei Yamaji, and Masatoshi Imada
- Journal Title
  
  PHYSICAL REVIEW B
  
  Volume: 99 Issue: 24 Pages: 245155-245155
- DOI
  10.1103/physrevb.99.245155
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H06345
[Journal Article] Topological semimetal phases manifested in transition metal dichalcogenides intercalated with 3d metals2019
- Author(s)
  Inoshita Takeshi、Hirayama Motoaki、Hamada Noriaki、Hosono Hideo、Murakami Shuichi
- Journal Title
  
  Physical Review B
  
  Volume: 100 Issue: 12 Pages: 121112-121112
- DOI
  10.1103/physrevb.100.121112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03550, KAKENHI-PROJECT-18H03678
[Journal Article] Large Variation of Dirac Semimetal State in Perovskite CaIrO3 with Pressure-Tuning of Electron Correlation2019
- Author(s)
  Yamada R.、Fujioka J.、Kawamura M.、Sakai S.、Hirayama M.、Arita R.、Okawa T.、Hashizume D.、Hoshino M.、Tokura Y.
- Journal Title
  
  Physical Review Letters
  
  Volume: 123 Issue: 21
- DOI
  10.1103/physrevlett.123.216601
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-18H04214, KAKENHI-PROJECT-18H01171, KAKENHI-PROJECT-16H06345
[Journal Article] Pressure-induced topological phase transition in noncentrosymmetric elemental tellurium2019
- Author(s)
  Toshiya Ideue, Motoaki Hirayama, Hiroaki Taiko, Takanari Takahashi, Masayuki Murase, Takashi Miyake, Shuichi Murakami, Takao Sasagawa, Yoshihiro Iwasa
- Journal Title
  
  Proceedings of the National Academy of Sciences of the United States of America
  
  Volume: 116 Issue: 51 Pages: 25530-25534
- DOI
  10.1073/pnas.1905524116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K21843, KAKENHI-PUBLICLY-18H04216, KAKENHI-PROJECT-19H01819, KAKENHI-PROJECT-18J14424, KAKENHI-PROJECT-19H05602, KAKENHI-PROJECT-18H03678
[Journal Article] "Formation of a two-dimensional single-component correlated electron system and band engineering in the nickelate superconductor NdNiO2"2019
- Author(s)
  "Yusuke Nomura, Motoaki Hirayama, Terumasa Tadano, Yoshihide Yoshimoto, Kazuma Nakamura, and Ryotaro Arita"
- Journal Title
  
  PHYSICAL REVIEW B
  
  Volume: 100 Issue: 20 Pages: 205138-205138
- DOI
  10.1103/physrevb.100.205138
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03673, KAKENHI-PROJECT-17K14336, KAKENHI-PROJECT-16K05452, KAKENHI-PLANNED-19H05825, KAKENHI-PROJECT-16H06345, KAKENHI-PROJECT-18H01158
[Journal Article] Ab initio effective Hamiltonians for cuprate superconductors2018
- Author(s)
  Hirayama Motoaki、Yamaji Youhei、Misawa Takahiro、Imada Masatoshi
- Journal Title
  
  Physical Review B
  
  Volume: 98 Issue: 13 Pages: 134501-134501
- DOI
  10.1103/physrevb.98.134501
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17746, KAKENHI-PROJECT-16H06345
[Journal Article] Electrides as a New Platform of Topological Materials2018
- Author(s)
  Hirayama Motoaki、Matsuishi Satoru、Hosono Hideo、Murakami Shuichi
- Journal Title
  
  Physical Review X
  
  Volume: 8 Issue: 3 Pages: 031067-031067
- DOI
  10.1103/physrevx.8.031067
- NAID
  130008146203
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H06153, KAKENHI-PROJECT-26287062, KAKENHI-PROJECT-18H03678
[Journal Article] Strong-correlation induced high-mobility electrons in Dirac semimetal of perovskite oxide2018
- Author(s)
  J. Fujioka, R. Yamada, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, M. Hoshino, Y. Tokura
- Journal Title
  
  Nature Communications
  
  Volume: 10 Issue: 1
- DOI
  10.1038/s41467-018-08149-y
- NAID
  120007133103
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H04214, KAKENHI-PROJECT-18H01171, KAKENHI-PROJECT-16H06345
[Journal Article] Low-energy effective Hamiltonians for correlated electron systems beyond density functional theory2017
- Author(s)
  Motoaki Hirayama, Takashi Miyake, Masatoshi Imada, and Silke Biermann
- Journal Title
  
  Phys. Rev. B.
  
  Volume: 96 Issue: 7
- DOI
  10.1103/physrevb.96.075102
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H06345
[Patent] 磁気素子2022
- Inventor(s)
  金澤直也,大塚悠介,堀智洋,平山元昭,十倉好紀,塚﨑敦,藤原宏平
- Industrial Property Rights Holder
  国立大学法人東京大学, 国立大学法人東北大学
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2022-030135
- Filing Date
  2022
- Data Source
  KAKENHI-PROJECT-20H01859
[Patent] 磁気素子2022
- Inventor(s)
  金澤直也,大塚悠介,堀智洋,平山元昭,十倉好紀,塚﨑敦,藤原宏平
- Industrial Property Rights Holder
  国立大学法人東京大学, 国立大学法人東北大学
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2022-177723
- Filing Date
  2022
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] Snの準安定性の起源としてのトポロジカル相転移2025
- Author(s)
  花田達希，大池広志，平山元昭
- Organizer
  第72回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-22H00108
[Presentation] Wilson loopバンドの局所的特徴付けと表面状態との関係2024
- Author(s)
  佐藤真武, 小林伸吾, 立石幾真, 角田峻太郎, 古崎昭, 平山元昭
- Organizer
  日本物理学会第79回年次大会
- Data Source
  KAKENHI-PROJECT-22H00108
[Presentation] Snの金属-半金属転移に潜むトポロジカル相転移2024
- Author(s)
  花田達希, 大池広志, 平山元昭
- Organizer
  日本物理学会第79回年次大会
- Data Source
  KAKENHI-PROJECT-22H00108
[Presentation] Noble-metal free spintronic system with proximity-enhanced ferromagnetic topological surface state of FeSi above room temperature2023
- Author(s)
  T. Hori, N. Kanazawa, M. Hirayama, K. Fujiwara, A. Tsukazaki, M. Ichikawa, M. Kawasaki, Y. Tokura
- Organizer
  American Physical Society March Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] ノンシンモルフィック対称性を保つランダウ準位計算法の提案とTeへの応用2023
- Author(s)
  猪崎優喜, 平山元昭, 村上修一
- Organizer
  日本物理学会第78回年次大会(2023年)
- Data Source
  KAKENHI-PROJECT-22H00108
[Presentation] FeSi表面強磁性金属相のX線磁気円二色性測定によるスピン・軌道状態の観測2022
- Author(s)
  堀智洋, 金澤直也, 山崎裕一, 平山元昭, 松井彬, 野本拓也, 有田亮太郎, 藤原宏平, 塚﨑敦, 市川昌和, 川﨑雅司, 有馬孝尚, 雨宮健太, 十倉好紀
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] 空隙軌道による相対論的トポロジカル分子性結晶2022
- Author(s)
  平山元昭
- Organizer
  高密度共役の科学第3回オンラインセミナー
- Invited
- Data Source
  KAKENHI-PROJECT-20K14390
[Presentation] Ab initio material design of strongly correlated and topological systems utilizing covalent bonding2022
- Author(s)
  平山元昭
- Organizer
  第32回日本MRS年次大会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H00108
[Presentation] 空隙電子によるバンド反転設計と分子性結晶への応用2022
- Author(s)
  平山元昭
- Organizer
  分子性固体オンラインセミナー
- Invited
- Data Source
  KAKENHI-PROJECT-20K14390
[Presentation] Noble-metal free spintronic system with proximity-enhanced topological surface-ferromagnetic state of FeSi above room temperature2022
- Author(s)
  T. Hori, N. Kanazawa, M. Hirayama, A. Matsui, T. Nomoto, R. Arita, K. Fujiwara, A. Tsukazaki, M. Ichikawa, M. Kawasaki, Y. Tokura
- Organizer
  29th International Conference on Low Temperature Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] Ab initio material design of strongly correlated and topological systems utilizing covalent bonding2022
- Author(s)
  Motoaki Hirayama
- Organizer
  MRM 2022
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14390
[Presentation] 狭ギャップ半導体FeSiのスピン偏極表面状態における非相反伝導と電流誘起磁化反転2021
- Author(s)
  大塚悠介, 金澤直也, 平山元昭, 松井彬, 野本拓也, 有田亮太郎, 茂木将孝, 藤原宏平, 塚﨑敦, 市川昌和, 川﨑雅司, 十倉好紀
- Organizer
  日本物理学会76回年次大会
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] 絶縁体接合によるFeSiの表面強磁性金属状態の制御2021
- Author(s)
  堀智洋, 金澤直也, 平山元昭, 松井彬, 野本拓也, 有田亮太郎, 藤原宏平, 塚﨑敦, 市川昌和, 川﨑雅司, 十倉好紀
- Organizer
  日本物理学会 2021年秋季大会
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] Nickelate superconductivity _ A systematic computational design of dynamically stable d9 nickelates2020
- Author(s)
  M. Hirayama, T. Tadano, Y. Nomura, and R. Arita
- Organizer
  APS March Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H06345
[Presentation] 狭ギャップ半導体FeSi 薄膜における表面強磁性金属状態形成と磁気輸送特性2020
- Author(s)
  大塚悠介, 金澤直也, 平山元昭, 松井彬, 野本拓也, 有田亮太郎, 塚﨑敦, 市川昌和, 川﨑雅司, 十倉好紀
- Organizer
  日本物理学会2020年秋季大会
- Data Source
  KAKENHI-PROJECT-20H01859
[Presentation] 第一原理計算による新たなd9層状ニッケル酸化物の理論設計2020
- Author(s)
  只野央将，平山元昭，野村悠祐，有田亮太郎
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-16H06345
[Presentation] 超伝導元素Tl におけるカイラルMajorana 状態2019
- Author(s)
  平山元昭
- Organizer
  京都大学基礎物理学研究所研究会「電子相関が生み出す超伝導現象の未解決問題と新しい潮流」
- Invited
- Data Source
  KAKENHI-PROJECT-16H06345
[Presentation] トポロジカル物質の新たな舞台としての電子化物2019
- Author(s)
  平山元昭，松石聡，細野秀雄，村上修一
- Organizer
  日本物理学会　第74回年次大会
- Data Source
  KAKENHI-PROJECT-18H03678
[Presentation] 第一原理手法を用いたトポロジカル系の理論研究と材料提案2019
- Author(s)
  平山元昭
- Organizer
  日本物理学会　第74回年次大会
- Invited
- Data Source
  KAKENHI-PROJECT-18H03678
[Presentation] Electrides as a New Platform of Topological Materials2019
- Author(s)
  M. Hirayama, S. Matsuishi, H. Hosono, and S. Murakami
- Organizer
  APS March Meeting 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03678
[Presentation] 対称性の観点からの第一原理トポロジカル物質探索2018
- Author(s)
  平山元昭
- Organizer
  物質のトポロジカル相の理論的探究
- Data Source
  KAKENHI-PROJECT-18H03678
[Presentation] 第一原理計算によるトポロジカル材料開拓2018
- Author(s)
  平山元昭
- Organizer
  元素戦略研究センターセミナー
- Invited
- Data Source
  KAKENHI-PROJECT-18H03678
[Presentation] 第一原理計算による新しいトポロジカル半金属相の開拓2018
- Author(s)
  平山元昭
- Organizer
  日本物理学会2018年秋季大会
- Invited
- Data Source
  KAKENHI-PROJECT-18H03678

1. Murakami Shuichi (30282685)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
2. Kanazawa Naoya (10734593)

# of Collaborated Projects: 2 results

# of Collaborated Products: 8 results
3. IMADA Masatoshi (70143542)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
4. Kondo Takeshi (40613310)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
5. 山地洋平 (00649428)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
6. 三澤貴宏 (10582687)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
7. 野村悠祐 (20793756)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
8. 三宅隆 (30332638)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 大槻東巳 (50201976)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 井戸康太 (50827251)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 中村和磨 (60525236)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
12. 有田亮太郎 (80332592)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
13. 望月維人 (80450419)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 酒井志朗 (80506733)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
15. 只野央将 (90760653)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
16. 大越孝洋 (10750911)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 笹川崇男 (30332597)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. 中田陽介 (50745205)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. 星野晋太郎 (90748394)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. 田仲由喜夫 (40212039)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. MATSUISHI Satoru

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
22. FUJIOKA Jun

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
23. YU Tonghua

# of Collaborated Projects: 0 results

# of Collaborated Products: 6 results
24. 浜田典昭

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
25. 細野秀雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
26. 井手啓介

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
27. 石坂香子

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
28. 井手上敏也

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
29. 古崎昭

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hirayama Motoaki 平山 元昭

Research Projects

Research Products

Co-Researchers

Exploration of new topological surface phases hidden in compounds of ubiquitous elements

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Higher-order relativistic corrections to strongly correlated electron systems

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New frontiers in materials science based on comparisons and integrations between topological materials and metamaterials

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Extreme topological edge states revealed by microscopic ARPES

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Control of spin and polarization by hidden topological singularitiesPrincipal Investigator

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Design of surface state and spintronics functionality via Zak phase control

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Frontiers in topological material science

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Materials Design and Exploration of Functions for Strongly Correlated Materials - Challenges to Non-equilibrium and Non-Periodic Systems

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[Journal Article] Spin-polarized saddle points in the topological surface states of elemental bismuth revealed by pump- probe spin- and angle-resolved photoemission spectroscopy.2024

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[Journal Article] 非磁性絶縁体FeSiにおける強磁性トポロジカル表面状態の発現と強スピン-軌道結合物性2024

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[Journal Article] Colossal negative magnetoresistance in field-induced Weyl semimetal of magnetic half-Heusler compound2023

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[Journal Article] Spontaneous topological Hall effect induced by non-coplanar antiferromagnetic order in intercalated van der Waals materials2023

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[Journal Article] Topological invariant and domain connectivity in moir? materials2023

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[Journal Article] Crystal symmetry protected gapless vortex line phases in superconducting Dirac semimetals2023

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Hirayama Motoaki 平山元昭