Okamura Yoshihiro 岡村嘉大

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Yoshihiro Okamura 岡村嘉大

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Researcher Number	20804735
Other IDs
Affiliation (Current)	2025: 東京大学, 大学院工学系研究科(工学部), 助教
Affiliation (based on the past Project Information) *help	2022 – 2025: 東京大学, 大学院工学系研究科(工学部), 助教 2017 – 2020: 東京大学, 大学院工学系研究科(工学部), 助教
Review Section/Research Field	Principal Investigator Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Transformative Research Areas, Section (II) / Science and Engineering / Medium-sized Section 13:Condensed matter physics and related fields / Condensed matter physics I
Keywords	Principal Investigator シフト電流 / 光起電力効果 / 磁気光学効果 / スキルミオン / スピントロニクス / 量子幾何 / フォノン / 強誘電体 / トポロジー / テラヘルツ光 … More / 物性実験 / 光物性 / エデルシュタイン効果 / テラヘルツ Less

キメラ準粒子による高機能テラヘルツシフト電流の創出Principal Investigator
- Principal Investigator
  
  岡村嘉大
- Project Period (FY)
  2025 – 2026
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  The University of Tokyo
トポロジカルシフト電流機構を用いた高効率テラヘルツ光電荷変換の創出Principal Investigator
- Principal Investigator
  
  岡村嘉大
- Project Period (FY)
  2024 – 2026
- 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
Efficient terahertz photovoltaic effect by phonon excitationPrincipal Investigator
- Principal Investigator
  
  Yoshihiro Okamura
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 13:Condensed matter physics and related fields
- Research Institution
  The University of Tokyo
トポロジカルスピン液晶に由来した創発的光機能性の探索Principal Investigator
- Principal Investigator
  
  岡村嘉大
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo
Topological charge dynamics derived from magnetic skyrmionsPrincipal Investigator
- Principal Investigator
  
  Okamura Yoshihiro
- Project Period (FY)
  2019 – 2020
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  The University of Tokyo
High-efficiency spin current generation using intense terahertz lightPrincipal Investigator
- Principal Investigator
  
  Okamura Yoshihiro
- Project Period (FY)
  2017 – 2018
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Condensed matter physics I
- Research Institution
  The University of Tokyo

All 2024 2023 2022 2020 2019 2018

All Journal Article Presentation

[Journal Article] Terahertz field driven giant nonlinear phonon response in ferroelectric semiconductor In-doped (Sn,Pb)Te2024
- Author(s)
  Handa H.、Okamura Y.、Yoshimi R.、Tsukazaki A.、Takahashi K. S.、Tokura Y.、Takahashi Y.
- Journal Title
  
  Physical Review B
  
  Volume: 109 Issue: 8 Pages: 1-6
- DOI
  10.1103/physrevb.109.l081102
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K18684, KAKENHI-PUBLICLY-22H04470, KAKENHI-PROJECT-21H01796
[Journal Article] Topological magneto-optical effect from skyrmion lattice2023
- Author(s)
  Kato Yoshihiro D.、Okamura Yoshihiro、Hirschberger Max、Tokura Yoshinori、Takahashi Youtarou
- Journal Title
  
  Nature Communications
  
  Volume: 14 Issue: 1 Pages: 1-7
- DOI
  10.1038/s41467-023-41203-y
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23KJ0411, KAKENHI-PUBLICLY-22H04470, KAKENHI-PROJECT-21H01796
[Journal Article] Photovoltaic effect by soft phonon excitation2022
- Author(s)
  Okamura Yoshihiro、Morimoto Takahiro、Ogawa Naoki、Kaneko Yoshio、Guo Guang-Yu、Nakamura Masao、Kawasaki Masashi、Nagaosa Naoto、Tokura Yoshinori、Takahashi Youtarou
- Journal Title
  
  Proceedings of the National Academy of Sciences
  
  Volume: 119 Issue: 14 Pages: 2122313119-2122313119
- DOI
  10.1073/pnas.2122313119
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01796, KAKENHI-PROJECT-22K18684, KAKENHI-PROJECT-18H03676, KAKENHI-PUBLICLY-22H04470
[Journal Article] Terahertz lattice and charge dynamics in ferroelectric semiconductor SnxPb1－xTe2022
- Author(s)
  Y. Okamura, H. Handa, R. Yoshimi, A. Tsukazaki, K. S. Takahashi, M. Kawasaki, Y. Tokura & Y. Takahashi
- Journal Title
  
  npj Quantum Materials
  
  Volume: 7 Issue: 1 Pages: 1-7
- DOI
  10.1038/s41535-022-00501-2
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K18684, KAKENHI-PROJECT-22H04958, KAKENHI-PUBLICLY-22H04470
[Journal Article] Giant magneto-optical responses in magnetic Weyl semimetal Co3Sn2S22020
- Author(s)
  Okamura Y.、Minami S.、Kato Y.、Fujishiro Y.、Kaneko Y.、Ikeda J.、Muramoto J.、Kaneko R.、Ueda K.、Kocsis V.、Kanazawa N.、Taguchi Y.、Koretsune T.、Fujiwara K.、Tsukazaki A.、Arita R.、Tokura Y.、Takahashi Y.
- Journal Title
  
  Nature Communications
  
  Volume: 11 Issue: 1 Pages: 1-8
- DOI
  10.1038/s41467-020-18470-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H00650, KAKENHI-PROJECT-18J20959, KAKENHI-PROJECT-19K14653
[Journal Article] Propagation dynamics of spin excitations along skyrmion strings2020
- Author(s)
  Seki S.、Garst M.、Waizner J.、Takagi R.、Khanh N. D.、Okamura Y.、Kondou K.、Kagawa F.、Otani Y.、Tokura Y.
- Journal Title
  
  Nature Communications
  
  Volume: 11 Issue: 1 Pages: 1-7
- DOI
  10.1038/s41467-019-14095-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14653, KAKENHI-PROJECT-18H03685
[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023
- Author(s)
  岡村嘉大、森本高裕、小川直毅、金子良夫、グアンユーグオ、中村優男、川﨑雅司、永長直人、十倉好紀、高橋陽太郎
- Organizer
  APS March meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023
- Author(s)
  Y. Okamura
- Organizer
  APS March meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K18684
[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023
- Author(s)
  岡村嘉大、森本高裕、小川直毅、金子良夫、グアンユーグオ、中村優男、川﨑雅司、永長直人、十倉好紀、高橋陽太郎
- Organizer
  APS March meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K18684
[Presentation] Topological magneto-optical effect induced by skyrmion formation in Gd2PdSi32023
- Author(s)
  Kato Yoshihiro D.、Okamura Yoshihiro、Hirschberger Max、Tokura Yoshinori、Takahashi Youtarou
- Organizer
  Low-Energy Electrodynamics in Solids 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] Topological magneto-optical effect from skyrmion lattice2023
- Author(s)
  Okamura Yoshihiro、Kato Yoshihiro D.、Hirschberger Max、Tokura Yoshinori、Takahashi Youtarou
- Organizer
  International symposium on quantum electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] Terahertz bulk photovoltaic effect by soft phonon in ferroelectrics2023
- Author(s)
  Y. Okamura
- Organizer
  The 14th APCTP Workshop on Multiferroics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K18684
[Presentation] Magneto-optical spectroscopy on Weyl nodes for anomalous and topological Hall effects in chiral-lattice magnet MnGe2022
- Author(s)
  岡村嘉大
- Organizer
  LT29
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] 強誘電体BaTiO3におけるソフトフォノン誘起の光起電力効果2022
- Author(s)
  岡村嘉大、森本高裕、小川直毅、金子良夫、グアンユーグオ、中村優男、川﨑雅司、永長直人、十倉好紀、高橋陽太郎
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] 強誘電体BaTiO3におけるソフトフォノン誘起の光起電力効果2022
- Author(s)
  岡村嘉大、森本高裕、小川直毅、金子良夫、グアンユーグオ、中村優男、川﨑雅司、永長直人、十倉好紀、高橋陽太郎
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-22K18684
[Presentation] カイラル反強磁性体CoNb3S6の異常ホール効果の磁気光学分光2022
- Author(s)
  岡村嘉大
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PUBLICLY-22H04470
[Presentation] 強磁性ラインノード半金属Fe3GeTe2薄膜における異常ホール効果の分光研究2020
- Author(s)
  加藤喜大, 岡村嘉大, 見波将, 藤村怜香, 茂木将孝, 吉見龍太郎, 塚﨑敦, 高橋圭, 川﨑雅司, 有田亮太郎, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] カイラル反強磁性体CoNb3S6における巨大磁気光学効果2020
- Author(s)
  林悠大、岡村嘉大、カーンヌイェン、関真一郎、十倉好紀、高橋陽太郎
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] MnGe薄膜におけるテラヘルツ異常ホール効果の膜厚依存性2019
- Author(s)
  林悠大, 岡村嘉大, 金澤直也, 塚崎敦, 川﨑雅司, 市川昌和, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会2019年秋季学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] トポロジカル絶縁体表面における半整数量子ホール伝導度の検出2019
- Author(s)
  茂木将孝, 岡村嘉大, 川村稔, 吉見龍太郎, 安田憲司, 森本高裕, 塚崎敦, 高橋圭, 高橋陽太郎, 永長直人, 川崎雅司, 十倉好紀
- Organizer
  日本物理学会2019年秋季学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] ヘキサフェライトにおけるエレクトロマグノンのテラヘルツ強励起効果2019
- Author(s)
  肉倉洋恵, 井口照悟, 岡村嘉大, 荻野槙子, 石渡晋太郎, 徳永祐介, 田口康二郎, 金子良夫, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会2019年秋季学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] 磁性ワイル半金属Co3Sn2S2における巨大磁気光学効果の観測2019
- Author(s)
  岡村嘉大, 村本丈, 加藤喜大, 金子竜馬, 藤代有絵子, 金子良夫, 上田健太郎, 金澤直也, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会2019年秋季学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] 磁性トポロジカル絶縁体薄膜における量子異常ホール状態の赤外磁気光学分光2019
- Author(s)
  加藤喜大, 岡村嘉大, 茂木将孝, 吉見龍太郎, 塚﨑敦, 高橋圭, 川﨑雅司, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会2019年秋季学会
- Data Source
  KAKENHI-PROJECT-19K14653
[Presentation] カイラル磁性体FeGeにおける電流誘起磁化の光検出2018
- Author(s)
  岡村嘉大, バトトゥルガムンフツェツェグ, 金澤直也, 十倉好紀, 高橋陽太郎
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-17H06601

1. TAKAHASHI Youtarou

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. 是常隆

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Okamura Yoshihiro 岡村 嘉大

Yoshihiro Okamura 岡村 嘉大

Research Projects

Research Products

Co-Researchers

キメラ準粒子による高機能テラヘルツシフト電流の創出Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

トポロジカルシフト電流機構を用いた高効率テラヘルツ光電荷変換の創出Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Efficient terahertz photovoltaic effect by phonon excitationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

トポロジカルスピン液晶に由来した創発的光機能性の探索Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Topological charge dynamics derived from magnetic skyrmionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

High-efficiency spin current generation using intense terahertz lightPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Terahertz field driven giant nonlinear phonon response in ferroelectric semiconductor In-doped (Sn,Pb)Te2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Topological magneto-optical effect from skyrmion lattice2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Photovoltaic effect by soft phonon excitation2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Terahertz lattice and charge dynamics in ferroelectric semiconductor SnxPb1－xTe2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Giant magneto-optical responses in magnetic Weyl semimetal Co3Sn2S22020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Propagation dynamics of spin excitations along skyrmion strings2020

Author(s)

Journal Title

DOI

Data Source

[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023

Author(s)

Organizer

Data Source

[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023

Author(s)

Organizer

Data Source

[Presentation] Photovoltaic effect by soft phonon excitation in ferroelectric BaTiO32023

Okamura Yoshihiro 岡村嘉大

Yoshihiro Okamura 岡村嘉大