YAMAKAWA Youichi 山川洋一

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Yamakawa Youichi 山川洋一

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Researcher Number	60750312
Other IDs
Affiliation (Current)	2025: 名古屋大学, 理学研究科, 講師
Affiliation (based on the past Project Information) *help	2020 – 2024: 名古屋大学, 理学研究科, 講師 2016 – 2020: 名古屋大学, 理学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Condensed matter physics II Except Principal Investigator Basic Section 29010:Applied physical properties-related / Applied materials
Keywords	Principal Investigator 超伝導 / 強相関電子系 / ループ電流秩序 / 物性理論 / 軌道揺らぎ / ボンド秩序 / 軌道秩序 / カゴメ格子金属 / 電子ネマティック秩序 / 銅酸化物高温超伝導 … More / 鉄系超伝導 / ループカレント / 擬ギャップ / ボンド揺らぎ / 多体相関 / ネマティック / 磁場応答 / 電子相関 / 銅酸化物高温超伝導体 / 磁気揺らぎ / 軌道自由度 / ネマティック秩序 / 銅酸化物 / 鉄系超伝導体 / 磁気秩序 / 高温超伝導 … More Except Principal Investigator ディラック電子系 / ディラック電子 / 熱電変換 / エネルギー変換 / 一次元電子系 / 熱電冷却 / 新材料開拓 / 低次元電子系 / ラインノード / 逆ペロフスカイト / 熱電変換材料 / カルシウム化合物 / Ca化合物 Less

Theoretical study of loop current order, nematic order, and superconductivity in strongly correlated electron systemsPrincipal Investigator
- Principal Investigator
  
  山川洋一
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  Nagoya University
強相関電子系における電子ネマティックと高温超伝導および擬ギャップの理論研究Principal Investigator
- Principal Investigator
  
  山川洋一
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  Nagoya University
Giant thermoelectric response and thermoelectric functions in one-dimensional Dirac electron materials
- Principal Investigator
  
  Okamoto Yoshihiko
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29010:Applied physical properties-related
- Research Institution
  The University of Tokyo
  Nagoya University
Theoretical study on the orbital and magnetic fluctuations on multi-orbital strongly-correlated electron systemsPrincipal Investigator
- Principal Investigator
  
  Yamakawa Youichi
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Nagoya University
Dirac electron system with Ca 3d electrons as a high performance thermoelectric material
- Principal Investigator
  
  Okamoto Yoshihiko
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Applied materials
- Research Institution
  Nagoya University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016

All Journal Article Presentation

[Journal Article] Low temperature phase transitions inside the CDWphase in the kagome metals AV3Sb5 (A = Cs, Rb, K): Significance of mixed-type Fermi surface electron correlations2024
- Author(s)
  Huang Jianxin、Tazai Rina、Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 109 Issue: 4
- DOI
  10.1103/physrevb.109.l041110
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03858, KAKENHI-PLANNED-19H05825
[Journal Article] Real-Space Loop Current Pattern in Time-Reversal-Symmetry Breaking Phase in Kagome Metals2024
- Author(s)
  Shimura Koki、Tazai Rina、Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 93 Issue: 3 Pages: 033704-033704
- DOI
  10.7566/jpsj.93.033704
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-17K05543, KAKENHI-PLANNED-19H05825
[Journal Article] Drastic magnetic-field-induced chiral current order and emergent current-bond-field interplay in kagome metals2024
- Author(s)
  Tazai Rina、Yamakawa Youichi、Kontani Hiroshi
- Journal Title
  
  Proceedings of the National Academy of Sciences
  
  Volume: 121 Issue: 3 Pages: 2845-2853
- DOI
  10.1073/pnas.2303476121
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14003, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-20K22328, KAKENHI-PLANNED-19H05825
[Journal Article] A Rigorous Formalism of Unconventional Symmetry Breaking in Fermi Liquid Theory and Its Application to Nematicity in FeSe2023
- Author(s)
  Rina Tazai, Shun Matsubara, Youichi Yamakawa, Seiichiro Onari, and Hiroshi Kontani
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 3 Pages: 035137-035137
- DOI
  10.1103/physrevb.107.035137
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-22K14003, KAKENHI-PROJECT-20K22328, KAKENHI-PROJECT-18H01175, KAKENHI-PLANNED-19H05825
[Journal Article] Charge-loop current order and Z3 nematicity mediated by bond order fluctuations in kagome metals2023
- Author(s)
  Tazai Rina、Yamakawa Youichi、Kontani Hiroshi
- Journal Title
  
  Nature Communications
  
  Volume: 14 Issue: 1 Pages: 7845-7853
- DOI
  10.1038/s41467-023-42952-6
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-20K22328, KAKENHI-PLANNED-19H05825
[Journal Article] Unconventional density waves and superconductivities in Fe-based superconductors and other strongly correlated electron systems2023
- Author(s)
  Kontani Hiroshi、Tazai Rina、Yamakawa Youichi、Onari Seiichiro
- Journal Title
  
  Advances in Physics
  
  Volume: 70 Issue: 3 Pages: 355-443
- DOI
  10.1080/00018732.2022.2144590
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-18H01175
[Journal Article] Correlation-driven electronic nematicity in the Dirac semimetal BaNiS22022
- Author(s)
  Christopher John Butler, Yuhki Kohsaka, Youichi Yamakawa, Mohammad Saeed Bahramy, Seiichiro Onari, Hiroshi Kontani, Tetsuo Hanaguri, and Shinichi Shamoto
- Journal Title
  
  Proceedings of the National Academy of Sciences of the United States of America
  
  Volume: 119 Issue: 49
- DOI
  10.1073/pnas.2212730119
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-18H01175, KAKENHI-PLANNED-19H05824, KAKENHI-PLANNED-19H05825
[Journal Article] Mechanism of exotic density-wave and beyond-Migdal unconventional superconductivity in kagome metal AV 3 Sb 5 (A = K, Rb, Cs)2022
- Author(s)
 Tazai Rina、Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
 
 Science Advances
 
 Volume: 8 Issue: 13
- DOI
 10.1126/sciadv.abl4108
- Peer Reviewed / Open Access
- Data Source
 KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-22K14003, KAKENHI-PROJECT-20K22328, KAKENHI-PLANNED-19H05825
[Journal Article] Emergence of charge loop current in the geometrically frustrated Hubbard model: A functional renormalization group study2021
- Author(s)
  Tazai Rina、Yamakawa Youichi、Kontani Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 103 Issue: 16
- DOI
  10.1103/physrevb.103.l161112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-20K22328, KAKENHI-PLANNED-19H05825
[Journal Article] Odd-parity spin-loop-current order mediated by transverse spin fluctuations in cuprates and related electron systems2021
- Author(s)
  Kontani Hiroshi、Yamakawa Youichi、Tazai Rina、Onari Seiichiro
- Journal Title
  
  Physical Review Research
  
  Volume: 3 Issue: 1 Pages: 013127-013127
- DOI
  10.1103/physrevresearch.3.013127
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PLANNED-19H05825
[Journal Article] Prediction of pseudogap formation due to d-wave bond-order in organic superconductor κ-(BEDT-TTF)2X2021
- Author(s)
  Tazai Rina、Yamakawa Youichi、Tsuchiizu Masahisa、Kontani Hiroshi
- Journal Title
  
  Physical Review Research
  
  Volume: 3 Issue: 2
- DOI
  10.1103/physrevresearch.3.l022014
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20H05621, KAKENHI-PROJECT-20K03858, KAKENHI-PROJECT-20K22328, KAKENHI-PLANNED-19H05825
[Journal Article] Development of Spin Fluctuations under the Presence of d-wave Bond Order in Cuprate Superconductors2021
- Author(s)
 Ando Satoshi、Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
 
 Journal of the Physical Society of Japan
 
 Volume: 90 Issue: 6 Pages: 0637041-5
- DOI
 10.7566/jpsj.90.063704
- NAID
 40022591101
- Peer Reviewed
- Data Source
 KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PLANNED-19H05825
[Journal Article] Unconventional orbital charge density wave mechanism in the transition metal dichalcogenide <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mn>1</mml:mn><mml:mi>T</mml:mi><mml:mo>?</mml:mo><mml:msub><mml:mrow><mml:mi>TaS</mml:mi></mml:mrow><mml:mn>2</mml:mn></mml:msub></mml:math>2021
- Author(s)
 Hirata Toru、Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
 
 Physical Review Research
 
 Volume: 3 Issue: 3
- DOI
 10.1103/physrevresearch.3.l032053
- Peer Reviewed
- Data Source
 KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-20K03858, KAKENHI-PLANNED-19H05825
[Journal Article] Superconductivity in Nb2Pd3Te5 and Chemically-Doped Ta2Pd3Te52021
- Author(s)
  N. Higashihara, Y. Okamoto, Y. Yoshikawa, Y. Yamakawa, H. Takatsu, H. Kageyama, and K. Takenaka
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 90 Issue: 6 Pages: 063705-063705
- DOI
  10.7566/jpsj.90.063705
- NAID
  40022591102
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19H05823, KAKENHI-PROJECT-20H02603
[Journal Article] Pressure-Induced Reconstitution of Fermi Surfaces and Spin Fluctuations in S-Substituted FeSe2021
- Author(s)
  T. Kuwayama, K. Matsuura, J. Gouchi, Y. Mizukami, S. Kasahara, Y. Matsuda, T. Shibauchi, H. Kontani, Y. Uwatoko and N. Fujiwara
- Journal Title
  
  Scientific Reports
  
  Volume: 11 Issue: 1 Pages: 17265-17265
- DOI
  10.1038/s41598-021-96277-9
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K21139, KAKENHI-PROJECT-18H05227, KAKENHI-PROJECT-19H00649, KAKENHI-PROJECT-20K03858, KAKENHI-PLANNED-19H05825, KAKENHI-PLANNED-19H05824, KAKENHI-PROJECT-21H04443
[Journal Article] Doping effects on electronic states in electron-doped FeSe: Impact of self-energy and vertex corrections2020
- Author(s)
  Yamakawa Youichi、Onari Seiichiro、Kontani Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 102 Issue: 8 Pages: 081108-081108
- DOI
  10.1103/physrevb.102.081108
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05543, KAKENHI-PROJECT-17K14338, KAKENHI-PLANNED-19H05825
[Journal Article] High-mobility carriers induced by chemical doping in the candidate nodal-line semimetal CaAgP2020
- Author(s)
  Okamoto Yoshihiko、Saigusa Kazushige、Wada Taichi、Yamakawa Youichi、Yamakage Ai、Sasagawa Takao、Katayama Naoyuki、Takatsu Hiroshi、Kageyama Hiroshi、Takenaka Koshi
- Journal Title
  
  Physical Review B
  
  Volume: 102 Issue: 11 Pages: 115101-115101
- DOI
  10.1103/physrevb.102.115101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H02603, KAKENHI-PROJECT-19K21846, KAKENHI-PLANNED-19H05823, KAKENHI-PROJECT-20H00337
[Journal Article] 汎関数くりこみ群法による教相関電子系の研究ー２次元電子系におけるネマティック秩序ー2020
- Author(s)
  土射津昌久, 田財里奈, 山川洋一, 紺谷浩
- Journal Title
  
  固体物理
  
  Volume: 55 Pages: 195-203
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338
[Journal Article] Pressure-induced quantum critical point in the heavily hydrogen-doped iron-based superconductor LaFeAsO2019
- Author(s)
  Takeuchi Masayoshi、Fujiwara Naoki、Kuwayama Takanori、Nakagawa Satoshi、Iimura Soshi、Matsuishi Satoru、Yamakawa Youichi、Kontani Hiroshi、Hosono Hideo
- Journal Title
  
  Physical Review B
  
  Volume: 99 Issue: 17 Pages: 174517-174517
- DOI
  10.1103/physrevb.99.174517
- NAID
  120006636656
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-18K13499, KAKENHI-PLANNED-19H05825, KAKENHI-PROJECT-18H01175
[Journal Article] Superconductivity in PtSbS with a Noncentrosymmetric Cubic Crystal Structure2019
- Author(s)
  Ryosuke Mizutani, Yoshihiko Okamoto, Hayate Nagaso, Youichi Yamakawa, Hiroshi Takatsu, Hiroshi Kageyama, Shunichiro Kittaka, Yohei Kono, Toshiro Sakakibara, and Koshi Takenaka
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 88 Issue: 9 Pages: 093709-093709
- DOI
  10.7566/jpsj.88.093709
- NAID
  40022008736
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K21846, KAKENHI-PROJECT-17K14338, KAKENHI-PLANNED-15H05883, KAKENHI-PUBLICLY-18H04306, KAKENHI-PUBLICLY-18H04314, KAKENHI-PLANNED-19H05823
[Journal Article] Self-energy driven resonancelike inelastic neutron spectrum in the s++-wave state in Fe-based superconductors2018
- Author(s)
  L. Takeuchi, Y. Yamakawa, and H. Kontani
- Journal Title
  
  Physical Review B
  
  Volume: 98 Issue: 16 Pages: 1-11
- DOI
  10.1103/physrevb.98.165143
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-18H01175, KAKENHI-PROJECT-15H03687
[Journal Article] Observation of Dirac-like energy band and ring-torus Fermi surface associated with the nodal line in topological insulator CaAgAs2018
- Author(s)
  Takane Daichi、Nakayama Kosuke、Souma Seigo、Wada Taichi、Okamoto Yoshihiko、Takenaka Koshi、Yamakawa Youichi、Yamakage Ai、Mitsuhashi Taichi、Horiba Koji、Kumigashira Hiroshi、Takahashi Takashi、Sato Takafumi
- Journal Title
  
  npj Quantum Materials
  
  Volume: 3 Issue: 1 Pages: 133106-133106
- DOI
  10.1038/s41535-017-0074-z
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-26287071, KAKENHI-PROJECT-15H02105, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-17H01139, KAKENHI-PROJECT-16K13664, KAKENHI-PROJECT-16K17725, KAKENHI-PLANNED-15H05853
[Journal Article] Large thermoelectric power factor in one-dimensional telluride Nb4SiTe4 and substituted compounds2018
- Author(s)
  Y. Okamoto, T. Wada, Y. Yamakawa, T. Inohara, and K. Takenaka
- Journal Title
  
  Applied Physics Letters
  
  Volume: 112 Issue: 17
- DOI
  10.1063/1.5023427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-16H03848
[Journal Article] Abrupt change of the superconducting gap structure at the nematic critical point in FeSe1?xSx2018
- Author(s)
  Sato Yuki、Kasahara Shigeru、Taniguchi Tomoya、Xing Xiangzhuo、Kasahara Yuichi、Tokiwa Yoshifumi、Yamakawa Youichi、Kontani Hiroshi、Shibauchi Takasada、Matsuda Yuji
- Journal Title
  
  Proceedings of the National Academy of Sciences
  
  Volume: 115 Issue: 6 Pages: 1227-1231
- DOI
  10.1073/pnas.1717331115
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-15KK0160, KAKENHI-PLANNED-15H05852, KAKENHI-PROJECT-25220710, KAKENHI-PROJECT-15H02106, KAKENHI-PROJECT-15H03688
[Journal Article] Multistage electronic nematic transitions in cuprate superconductors: A functional-renormalization-group analysis2018
- Author(s)
  M. Tsuchiizu, K. Kawaguchi, Y. Yamakawa, and H. Kontani
- Journal Title
  
  Phys. Rev. B
  
  Volume: 97 Issue: 16 Pages: 165131-165131
- DOI
  10.1103/physrevb.97.165131
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05442, KAKENHI-PROJECT-17K14338
[Journal Article] Pairing mechanism for nodal s-wave superconductivity in BaFe2(As,P)2: Analysis beyond Migdal-Eliashberg formalism2018
- Author(s)
  H. Nakaoka, Y. Yamakawa, and H. Kontani
- Journal Title
  
  Physical Review B
  
  Volume: 98 Issue: 12 Pages: 1-12
- DOI
  10.1103/physrevb.98.125107
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-18H01175, KAKENHI-PROJECT-17J05232, KAKENHI-PROJECT-15H03687
[Journal Article] Edge-induced Strongly Correlated Electronic States in Two-dimensional Hubbard Model: Enhancement of Magnetic Correlations and Self-energy Effects2018
- Author(s)
  S. Matsubara, Y. Yamakawa, and H. Kontani
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 87 Issue: 7 Pages: 073705-073705
- DOI
  10.7566/jpsj.87.073705
- NAID
  210000134884
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338, KAKENHI-PROJECT-18H01175, KAKENHI-PROJECT-15H03687
[Journal Article] Nematicity, magnetism, and superconductivity in FeSe under pressure: Unified explanation based on the self-consistent vertex correction theory2017
- Author(s)
  Yamakawa Youichi、Kontani Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 96 Issue: 14
- DOI
  10.1103/physrevb.96.144509
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338
[Journal Article] Plain s-Wave Superconductivity near Magnetic Criticality: Enhancement of Attractive Electron-Boson Coupling Vertex Corrections2017
- Author(s)
  R. Tazai, Y. Yamakawa, M. Tsuchiizu, and H. Kontani
- Journal Title
  
  J. Phys. Soc. Jpn.
  
  Volume: 86 Issue: 7 Pages: 073703-073703
- DOI
  10.7566/jpsj.86.073703
- NAID
  40021254022
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05442, KAKENHI-PROJECT-17K14338
[Journal Article] Superconductivity without a hole pocket in electron-doped FeSe: Analysis beyond the Migdal-Eliashberg formalism2017
- Author(s)
  Yamakawa Youichi、Kontani Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 96 Issue: 4
- DOI
  10.1103/physrevb.96.045130
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14338
[Journal Article] Large Thermoelectric Power Factor at Low Temperatures in One-Dimensional Telluride Ta4SiTe42017
- Author(s)
  Takumi Inohara, Yoshihiko Okamoto, Youichi Yamakawa, Ai Yamakage, and Koshi Takenaka
- Journal Title
  
  Applied Physics Letters
  
  Volume: 110 Issue: 18 Pages: 183901-183901
- DOI
  10.1063/1.4982623
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-16H01072, KAKENHI-PROJECT-16H03848, KAKENHI-PROJECT-16K13664, KAKENHI-PROJECT-16K17725
[Journal Article] Competing Unconventional Charge-Density-Wave States in Cuprate Superconductors: Spin-Fluctuation-Driven Mechanism2017
- Author(s)
  K. Kawaguchi, Y. Yamakawa, M. Tsuchiizu, and H. Kontani
- Journal Title
  
  J. Phys. Soc. Jpn.
  
  Volume: 86 Issue: 6 Pages: 063707-063707
- DOI
  10.7566/jpsj.86.063707
- NAID
  40021221661
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05442, KAKENHI-PROJECT-17K14338
[Journal Article] Low Carrier Density Metal Realized in Candidate Line-Node Dirac Semimetals CaAgP and CaAgAs2016
- Author(s)
  Yoshihiko Okamoto, Takumi Inohara, Ai Yamakage, Youichi Yamakawa, and Koshi Takenaka
- Journal Title
  
  J. Phys. Soc. Jpn.
  
  Volume: 85 Issue: 12 Pages: 123701-123701
- DOI
  10.7566/jpsj.85.123701
- NAID
  120005971250
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-16K13664, KAKENHI-PROJECT-16K17725
[Presentation] Nematic-Fluctuation-Driven Superconductivity and Quantum Criticality in Fe-Based Superconductors2024
- Author(s)
  Youichi Yamakawa, Hiroshi Kontani
- Organizer
  APS March Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Ginzburg-Landau理論に基づく磁場中相図および巨大外場応答の理解2024
- Author(s)
  山川洋一
- Organizer
  日本物理学会　2024年春季大会
- Invited
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Nematic Quantum Fluctuation Driven High-Tc Superconductivity in Fe-Based Superconductors2024
- Author(s)
  Youichi Yamakawa, Hiroshi Kontani
- Organizer
  新学術（量子液晶）令和5年度領域研究会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Nematic fluctuation driven quantum criticality and superconductivity: Fe-based and cuprate superconductors2023
- Author(s)
  Y. Yamakawa, S. Onari, H. Kontani
- Organizer
  APS March Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Nematic Fluctuation Driven Quantum Criticality and High-Tc Superconductivity: Fe-based and Cuprate Superconductors2023
- Author(s)
  Youichi Yamakawa, Seiichiro Onari, Hiroshi Kontani
- Organizer
  International Conference on Strongly Correlated Electron Systems (SCES 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] ネマティック量子揺らぎによる鉄系超伝導体の高温超伝導2023
- Author(s)
  山川洋一, 紺谷浩
- Organizer
  京都大学基礎物理学研究所研究会「超伝導研究の発展と広がり」
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] ネマティック量子臨界点近傍における非フェルミ液体と超伝導発現機構2023
- Author(s)
  山川洋一
- Organizer
  研究会「強相関電子系のフロンティア」
- Invited
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] カゴメ格子金属AV3Sb5(A=Cs,Rb,K)における電流・ボンド・磁場間相互作用に起因した顕著な磁場誘起ループ電流秩序2023
- Author(s)
  山川洋一, 田財里奈, 紺谷浩
- Organizer
  日本物理学会　第78回年次大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] ネマティック量子臨界現象の理論解析：異常輸送現象，有効質量増強，高温超伝導現象2023
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2023年春季大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] GL理論に基づくカゴメ格子金属AV3Sb5(A=Cs,Rb,K)の多重量子相の解析2023
- Author(s)
  山川洋一, 田財里奈, 小川明里, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2023年春季大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 超伝導体Sc6MTe2 (M = Fe, Co, Ni)の元素置換効果2023
- Author(s)
  岡本佳比古、篠田祐作、松本遥、山川洋一、平井大悟郎、竹中康司
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-20H02603
[Presentation] Drastic magnetic-field-induced chiral current order and emergent current-bond-field interplay in kagome metalAV3Sb5 (A=Cs,Rb,K)2023
- Author(s)
  Youichi Yamakawa, Rina Tazai, Hiroshi Kontani
- Organizer
  International Conference on Quantum Liquid Crystals 2023 (QLC2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] カゴメ格子金属 AV3Sb5 (A = Cs, Rb, K) における電流・ボンド・磁場間相互作用に起因した顕著な磁場誘起ループ電流秩序2023
- Author(s)
  山川洋一, 田財里奈, 紺谷浩
- Organizer
  高温超伝導フォーラム第１１回会合
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Theory of nematic fluctuation driven quantum criticality and superconductivity2022
- Author(s)
  Youichi Yamakawa, Seiichiro Onari, and Hiroshi Kontani
- Organizer
  令和4年度　新学術領域研究「量子液晶の物性科学」領域研究会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 量子液晶揺らぎによる量子臨界現象と超伝導の理論研究2022
- Author(s)
  山川洋一, 大成誠一郎,　紺谷浩
- Organizer
  基研研究会「非自明な電子状態で発現する超伝導現象の新しい潮流」
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Nematic critical phenomena in Fe-based superconductors based on Bethe-Salpeter equation method2022
- Author(s)
  Y. Yamakawa, S. Onari, H. Kontani
- Organizer
  29th International Conference on Low Temperature Physics (LT29)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] ネマティック量子臨界現象の理論解析：異常輸送現象，有効質量増強，高温超伝導現象2022
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2022年秋季大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Superconductivity in Ternary Scandium Tellurides with 3d, 4d, and 5d Transition Metals2022
- Author(s)
  岡本佳比古、篠田祐作、松本遥、山川洋一、平井大悟郎、竹中康司
- Organizer
  新学術領域「量子液晶の物性科学」令和4年度領域研究会
- Data Source
  KAKENHI-PROJECT-20H02603
[Presentation] FeSe系におけるNematic/Smectic揺らぎが媒介する強結合高温超伝導2022
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会第77回年次大会 (2022年)
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 鉄系超伝導体におけるネマティック量子臨界現象と超伝導2022
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  高温超伝導フォーラム第９回会合
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Strong coupling high-Tc superconductivity mediated by nematic/smectic fluctuations in FeSe systems2022
- Author(s)
  Y Yamakawa, S. Onari, and H. Kontani
- Organizer
  令和3年度　新学術領域研究「量子液晶の物性科学」領域研究会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 元素置換したノーダルライン半金属CaAgPに現れる高移動度キャリアと超伝導2021
- Author(s)
  岡本佳比古、三枝一茂、篠田祐作、山影相、山川洋一、笹川崇男、片山尚幸、高津浩、陰山洋、竹中康司
- Organizer
  日本物理学会第76回年次大会
- Data Source
  KAKENHI-PROJECT-20H02603
[Presentation] Superconductivity in One-Dimensional Tellurides Nb2Pd3Te5 and Chemically-Doped Ta2Pd3Te52021
- Author(s)
  Yoshihiko Okamoto, Naoya Higashihara, Yuma Yoshikawa, Youichi Yamakawa, Hiroshi Takatsu, Hiroshi Kageyama, and Koshi Takenaka
- Organizer
  International Conference on Quantum Liquid Crystals 2021 (QLC2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H02603
[Presentation] 電子ドープFeSeにおけるネマティック/スメクティック揺らぎ由来の高温超伝導：ボンド揺らぎと電子の強結合2021
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  京都大学基礎物理学研究所研究会「非自明な電子状態が生み出す超伝導現象の最前線：新たな挑戦と展望」
- Invited
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 鉄系超伝導体におけるネマティック/スメクティック揺らぎと超伝導の理論研究2021
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2021年秋季大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] Unconventional orbital-charge density wave mechanism in transition metal dichalcogenide 1T-TaS22021
- Author(s)
  Toru, Hirata, Youichi Yamakawa, Seiichiro Onari, Hiroshi Kontani
- Organizer
  APS March Meeting 2021, online, March-2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 鉄系超伝導体における電子相関とフォノンの協力による超伝導機構2021
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会　第76回年次大会
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 一次元テルル化物Nb2Pd3Te5と化学置換したTa2Pd3Te5における超伝導2021
- Author(s)
  岡本佳比古、東原直也、吉川侑磨、植松直斗、山川洋一、高津浩、陰山洋、竹中康司
- Organizer
  第5回固体化学フォーラム
- Data Source
  KAKENHI-PROJECT-20H02603
[Presentation] Unconventional orbital-charge density wave mechanism in transition metal dichalcogenide 1T-TaS22021
- Author(s)
  Youichi Yamakawa, Toru Hirata, Seiichiro Onari, and Hiroshi Kontani
- Organizer
  International Conference on Quantum Liquid Crystals 2021 (QLC2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] 拡張軌道揺らぎ由来の超伝導の理論研究：高ドープFeSeへの適用2020
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2020年秋季大会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 遷移金属ダイカルコゲナイドにおける非従来型電荷秩序の微視的理論2020
- Author(s)
  山川洋一、平田徹、大成誠一郎、紺谷浩
- Organizer
  新学術領域研究「量子液晶の物性科学」量子物質開発フォーラム
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] FeSe系における軌道・磁気揺らぎと超伝導の理論研究2020
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] Unconventional orbital-charge density wave mechanism in transition metal dichalcogenide 1T-TaS22020
- Author(s)
  山川洋一、平田徹、大成誠一郎、紺谷浩
- Organizer
  令和２年度　新学術領域研究「量子液晶の物性科学」領域研究会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 鉄系超伝導体における電子相関とフォノンの協力機構：フォームファクターの重要性2020
- Author(s)
  山川洋一、大成誠一郎、紺谷浩
- Organizer
  京都大学基礎物理学研究所研究会「高温超伝導・非従来型超伝導研究の最前線：多様性と普遍性」
- Data Source
  KAKENHI-PROJECT-20K03858
[Presentation] FeSe系における軌道・磁気揺らぎと超伝導の理論研究2019
- Author(s)
  山川洋一
- Organizer
  第９回「凝縮系理論の最前線」
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] FeSe系超伝導体における電子ドープ効果の理論研究2019
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会第74回年次大会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] ハバード模型における非自明な電荷秩序相の理論研究2019
- Author(s)
  山川洋一, 大成誠一郎, 紺谷浩
- Organizer
  日本物理学会 2019年秋季大会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] Development of orbital fluctuations and s-wave superconductivity due to AL-VC in electron-doped FeSe2019
- Author(s)
  Y. Yamakawa, S. Onari, H. Kontani
- Organizer
  Spectroscopies in Novel Superconductors 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 電子ドープFeSeにおける高温超伝導および銅酸化物の圧力・磁場下でのボンド秩序の理論研究2019
- Author(s)
  山川洋一、大成誠一郎、紺谷浩
- 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」
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 銅酸化物超伝導体におけるボンド秩序の圧力および磁場依存性2019
- Author(s)
  山川洋一
- Organizer
  高温超伝導フォーラム第７回会合
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 電子ドープFeSeにおける超伝導発現機構の理論研究2018
- Author(s)
  山川洋一
- Organizer
  日本物理学会北陸支部特別講演会
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 鉄系超伝導体におけるドーピング効果2018
- Author(s)
  山川洋一
- Organizer
  第八回「強相関電子系理論の最前線」
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 鉄系超伝導体における四重極揺らぎと超伝導の理論研究2018
- Author(s)
  山川洋一, 紺谷浩
- Organizer
  J-Physics：多極子伝導系の物理平成 30 年度領域全体会議
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] Nematicity and superconductivity in FeSe1-xSx2018
- Author(s)
  Youichi Yamakawa, Hiroshi Kontani
- Organizer
  APS March Meeting 2018
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] FeSe系の超伝導における軌道・スピン・電荷揺らぎの効果2018
- Author(s)
  山川洋一, 紺谷浩, 大成誠一郎
- Organizer
  基研研究会「電子相関が生み出す新規な秩序と超伝導現象」
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] Multistage CDW Transitions in Cuprate High-Tc Superconductors: Functional-Renormalization-Group Analysis2018
- Author(s)
  Hiroshi Kontani, Masahisa Tsuchiizu, Kouki Kawaguchi, Youichi Yamakawa
- Organizer
  APS March Meeting 2018
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 鉄系超伝導体における超伝導と軌道・磁気複合揺らぎの協奏2017
- Author(s)
  山川洋一
- Organizer
  基研研究会「超伝導研究の最先端：多自由度、非平衡、電子相関、トポロジー、人工制御」
- Invited
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 多体相関に起因した軌道・電荷・スピン揺らぎと超伝導2017
- Author(s)
  山川洋一
- Organizer
  第七回「強相関電子系理論の最前線」
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 低温で高い熱電性能を示す1次元テルル化物Ta4SiTe42017
- Author(s)
  岡本佳比古、井ノ原拓実、和田泰地、山川洋一、山影相、竹中康司
- Organizer
  日本物理学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-16K13664
[Presentation] One-Dimensional Telluride Ta4SiTe4 as a High-Performance Thermoelectric Material2017
- Author(s)
  Yoshihiko Okamoto, Taichi Wada, Yuma Yoshikawa, Takumi Inohara, Youichi Yamakawa, Ai Yamakage, and Koshi Takenaka
- Organizer
  The 6th Toyota RIKEN International Workshop 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13664
[Presentation] FeSe系におけるS++波超伝導発現機構：電子相関効果と電子格子相互作用の協力機構2017
- Author(s)
  山川洋一, 紺谷浩
- Organizer
  日本物理学会 2017年秋季大会
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] FeSe1-xSxにおけるネマティシティと超伝導の理論研究：軌道とスピンの協力機構2017
- Author(s)
  山川洋一, 紺谷浩
- Organizer
  超伝導フォーラム第５回会合
- Data Source
  KAKENHI-PROJECT-17K14338
[Presentation] 秩序Fe2P型構造をもつニクトゲン化物の電子物性2016
- Author(s)
  岡本佳比古、井ノ原拓実、山川洋一、山影相、竹中康司
- Organizer
  物性研短期研究会「第1回固体化学フォーラム研究会」
- Place of Presentation
  東京大学物性研究所
- Data Source
  KAKENHI-PROJECT-16K13664

1. Okamoto Yoshihiko (90435636)

# of Collaborated Projects: 2 results

# of Collaborated Products: 13 results
2. 山影相 (90750290)

# of Collaborated Projects: 2 results

# of Collaborated Products: 6 results
3. ONARI Seiichiro

# of Collaborated Projects: 0 results

# of Collaborated Products: 8 results
4. TSUCHIIZU Masahisa

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
5. HORIBA Kanta

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
6. 田財里奈

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
7. 水上雄太

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

YAMAKAWA Youichi 山川 洋一

Yamakawa Youichi 山川 洋一

Research Projects

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Co-Researchers

Theoretical study of loop current order, nematic order, and superconductivity in strongly correlated electron systemsPrincipal Investigator

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強相関電子系における電子ネマティックと高温超伝導および擬ギャップの理論研究Principal Investigator

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Giant thermoelectric response and thermoelectric functions in one-dimensional Dirac electron materials

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Theoretical study on the orbital and magnetic fluctuations on multi-orbital strongly-correlated electron systemsPrincipal Investigator

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Dirac electron system with Ca 3d electrons as a high performance thermoelectric material

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[Journal Article] Low temperature phase transitions inside the CDWphase in the kagome metals AV3Sb5 (A = Cs, Rb, K): Significance of mixed-type Fermi surface electron correlations2024

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[Journal Article] Real-Space Loop Current Pattern in Time-Reversal-Symmetry Breaking Phase in Kagome Metals2024

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[Journal Article] Drastic magnetic-field-induced chiral current order and emergent current-bond-field interplay in kagome metals2024

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[Journal Article] A Rigorous Formalism of Unconventional Symmetry Breaking in Fermi Liquid Theory and Its Application to Nematicity in FeSe2023

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[Journal Article] Charge-loop current order and Z3 nematicity mediated by bond order fluctuations in kagome metals2023

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[Journal Article] Unconventional density waves and superconductivities in Fe-based superconductors and other strongly correlated electron systems2023

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[Journal Article] Correlation-driven electronic nematicity in the Dirac semimetal BaNiS22022

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[Journal Article] Mechanism of exotic density-wave and beyond-Migdal unconventional superconductivity in kagome metal AV <sub>3</sub> Sb <sub>5</sub> (A = K, Rb, Cs)2022

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[Journal Article] Emergence of charge loop current in the geometrically frustrated Hubbard model: A functional renormalization group study2021

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YAMAKAWA Youichi 山川洋一

Yamakawa Youichi 山川洋一

[Journal Article] 汎関数くりこみ群法による教相関電子系の研究ー２次元電子系におけるネマティック秩序ー2020