Yoshimatsu Kohei 吉松公平

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YOSHIMATSU Kohei 吉松公平

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Researcher Number	30711030
Other IDs	https://orcid.org/0000-0001-9288-068X
Affiliation (Current)	2025: 東京科学大学, 物質理工学院, 准教授
Affiliation (based on the past Project Information) *help	2025: 東京科学大学, 物質理工学院, 准教授 2023 – 2024: 東京工業大学, 物質理工学院, 准教授 2018 – 2022: 東北大学, 多元物質科学研究所, 講師 2016 – 2017: 東京工業大学, 物質理工学院, 助教 2013 – 2014: 東京工業大学, 理工学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 29020:Thin film/surface and interfacial physical properties-related / Medium-sized Section 13:Condensed matter physics and related fields / Thin film/Surface and interfacial physical properties / Condensed matter physics II Except Principal Investigator Device related chemistry
Keywords	Principal Investigator 酸化物薄膜 / パルスレーザ堆積法 / 金属絶縁体転移 / 酸化チタン / 薄膜 / 光誘起相転移 / X線回折 / 構造相転移 / 準安定相 / 光電子デバイス … More / 相転移 / 交流法 / ロックイン法 / ステッピングモータ / 永久磁石 / 二交流法 / ロックイン検出 / 交流測定 / 装置開発 / 電子材料 / ホール効果測定 / 電子分光 / 酸化チタン薄膜 / 相転移デバイス / 遷移金属酸化物 / 強相関酸化物 / Ti2O3 / 超伝導 / 表面・界面物性 / 酸化物エレクトロニクス / 量子井戸 … More Except Principal Investigator 超伝導材料・量子 / 表面・界面物性 / 電気化学 / エピタキシャル / イオン結晶 / 金属－絶縁体転移 / 電気化学セル / エピタキシャル成長 / 遷移金属酸化物 / 光触媒 / 超伝導 / 薄膜・表面 Less

単結晶薄膜で実現する準安定酸化チタンの光誘起相転移現象の解明と相変化メモリ創生Principal Investigator
- Principal Investigator
  
  吉松公平
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  Institute of Science Tokyo
Unveiling optical and electronic properties of new metastable titanium oxide that shows multiple phase transitionsPrincipal Investigator
- Principal Investigator
  
  吉松公平
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  Institute of Science Tokyo
  Tohoku University
Development of inexpensive Hall effects measurement system using two-AC methodPrincipal Investigator
- Principal Investigator
  
  Yoshimatsu Kohei
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 13:Condensed matter physics and related fields
- Research Institution
  Tohoku University
Control of metal-insulator transition of Ti2O3 films by epitaxial strainPrincipal Investigator
- Principal Investigator
  
  Yoshimatsu Kohei
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  Tohoku University
Complex structures and electronic phases in simple-oxide thin filmsPrincipal Investigator
- Principal Investigator
  
  Yoshimatsu Kohei
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Thin film/Surface and interfacial physical properties
- Research Institution
  Tohoku University
  Tokyo Institute of Technology
Development of electroactive materials through the analysis of electronic phase diagrams of epitaxial transition-metal oxides
- Principal Investigator
  
  OHTOMO Akira
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Device related chemistry
- Research Institution
  Tokyo Institute of Technology
Controlling low-dimensional physical properties in metallic quantum well structures of strongly correlated oxidesPrincipal Investigator
- Principal Investigator
  
  YOSHIMATSU Kohei
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Condensed matter physics II
- Research Institution
  Tokyo Institute of Technology

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 Other

All Journal Article Presentation Patent

[Journal Article] Temperature-induced structural and electronic phase transitions in λ-phase Ti3O52024
- Author(s)
  Yoshimatsu K.、Nakao H.、Kumigashira H.
- Journal Title
  
  Physical Review Materials
  
  Volume: 8 Issue: 3 Pages: 035002-035002
- DOI
  10.1103/physrevmaterials.8.035002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-23K23215, KAKENHI-PROJECT-23K23216
[Journal Article] Electronic phase diagram of Cr-doped VO2 epitaxial films studied by in situ photoemission spectroscopy2023
- Author(s)
  Shiga D.、Cheng X.、Kim T. T.、Kanda T.、Hasegawa N.、Kitamura M.、Yoshimatsu K.、Kumigashira H.
- Journal Title
  
  Physical Review B
  
  Volume: 108 Issue: 4 Pages: 1-9
- DOI
  10.1103/physrevb.108.045112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-23K13664, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-21K20498, KAKENHI-PROJECT-23K23215, KAKENHI-PROJECT-23K23216
[Journal Article] Quantization condition of strongly correlated electrons in oxide nanostructures2023
- Author(s)
  Kanda Tatsuhiko、Shiga Daisuke、Wada Asato、Hayasaka Ryotaro、Masutake Yuuki、Hasegawa Naoto、Kitamura Miho、Yoshimatsu Kohei、Kumigashira Hiroshi
- Journal Title
  
  Communications Materials
  
  Volume: 4 Issue: 1 Pages: 27-27
- DOI
  10.1038/s43246-023-00354-7
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-23K23215, KAKENHI-PROJECT-23K23216
[Journal Article] パルスレーザ堆積法によるλ相Ti3O5薄膜の合成薄膜による準安定相図の安定化2023
- Author(s)
  吉松　公平
- Journal Title
  
  レーザ加工学会誌
  
  Volume: 30 Pages: 42-45
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K23215
[Journal Article] 新しい準安定酸化チタン　多彩な機能と合成法2022
- Author(s)
  吉松　公平
- Journal Title
  
  化学と工業
  
  Volume: 75 Pages: 264-265
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K23215
[Journal Article] 新しい準安定酸化チタンλ相Ti3O5 多彩な相転移と薄膜合成2022
- Author(s)
  吉松　公平
- Journal Title
  
  光技術コンタクト
  
  Volume: 60 Pages: 12-20
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K23215
[Journal Article] Evidence of lattice deformation induced metal-insulator transition in Ti2O32022
- Author(s)
  Yoshimatsu K.、Miyazaki S.、Hasegawa N.、Kumigashira H.
- Journal Title
  
  Physical Review B
  
  Volume: 106 Issue: 8
- DOI
  10.1103/physrevb.106.l081110
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-16KK0107, KAKENHI-PROJECT-23K23215, KAKENHI-PROJECT-23K23216
[Journal Article] Two-dimensional superconductivity in single-band correlated 2H-type NbO2 layers2022
- Author(s)
  Soma Takuto、Yoshimatsu Kohei、Horiba Koji、Kumigashira Hiroshi、Ohtomo Akira
- Journal Title
  
  Physical Review B
  
  Volume: 105 Issue: 10 Pages: 104504-104504
- DOI
  10.1103/physrevb.105.104504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-20H02853, KAKENHI-PROJECT-21H02026, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-20K15169, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-23K23215
[Journal Article] Electronic band structure of Ti2O3 thin films studied by angle-resolved photoemission spectroscopy2022
- Author(s)
  Hasegawa Naoto、Yoshimatsu Kohei、Shiga Daisuke、Kanda Tatsuhiko、Miyazaki Satoru、Kitamura Miho、Horiba Koji、Kumigashira Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 105 Issue: 23 Pages: 1-8
- DOI
  10.1103/physrevb.105.235137
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-21K20498, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-20H02853, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-16KK0107, KAKENHI-PROJECT-23K23215, KAKENHI-PROJECT-23K23216
[Journal Article] Development of a versatile micro-focused ARPES system with Kirkpatrick-Baez mirror optics2022
- Author(s)
  M. Kitamura, S. Souma, A. Honma, D. Wakabayashi, H. Tanaka, A. Toyoshima, K. Amemiya, T. Kawakami, K. Sugawara, K. Nakayama, K. Yoshimatsu, H. Kumigashira, T. Sato, K. Horiba
- Journal Title
  
  Review of Scientific Instruments
  
  Volume: 93 Issue: 3 Pages: 033906-033906
- DOI
  10.1063/5.0074393
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-21H04435, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-21H01757, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-20H02853, KAKENHI-PROJECT-22KJ0270, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-19H01845, KAKENHI-PROJECT-23K23215
[Journal Article] Electrochemical modulation of electronic states in strongly correlated transition-metal oxides2022
- Author(s)
  Akira Ohtomo, Takuto Soma, Kohei Yoshimatsu
- Journal Title
  
  JSAP Review
  
  Volume: 2022 Issue: 0 Pages: n/a
- DOI
  10.11470/jsaprev.220202
- ISSN
  2437-0061
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H02026, KAKENHI-PROJECT-20K15169, KAKENHI-PROJECT-23K23215, KAKENHI-PUBLICLY-22H04505
[Journal Article] Direct Synthesis of Metastable λ-Phase Ti3O5 Films on LaAlO3 (110) Substrates at High Temperatures2021
- Author(s)
  Yoshimatsu Kohei、Kumigashira Hiroshi
- Journal Title
  
  Crystal Growth & Design
  
  Volume: 22 Issue: 1 Pages: 703-710
- DOI
  10.1021/acs.cgd.1c01214
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-20KK0117
[Journal Article] Resonant tunneling driven metal-insulator transition in double quantum-well structures of strongly correlated oxide2021
- Author(s)
  Yukawa R.、Kobayashi M.、Kanda T.、Shiga D.、Yoshimatsu K.、Ishibashi S.、Minohara M.、Kitamura M.、Horiba K.、Santander-Syro A. F.、Kumigashira H.
- Journal Title
  
  Nature Communications
  
  Volume: 12 Issue: 1 Pages: 7070-7070
- DOI
  10.1038/s41467-021-27327-z
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-20H02853, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-21K20498, KAKENHI-PROJECT-20KK0117
[Journal Article] Superconducting Dome Underlying Bipolaronic Insulating State in Charge-doped Ti4O7 Epitaxial Films2021
- Author(s)
  Soma Takuto、Kobayashi Tomohiro、Yoshimatsu Kohei、Ohtomo Akira
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 90 Issue: 2 Pages: 023705-023705
- DOI
  10.7566/jpsj.90.023705
- NAID
  40022484944
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-20K15169, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-19H02588
[Journal Article] Electronic structure of SrTi1-xVxO3 films studied by in situ photoemission spectroscopy: Screening for a transparent electrode material2021
- Author(s)
  Kanda Tatsuhiko、Shiga Daisuke、Yukawa Ryu、Hasegawa Naoto、Nguyen Duy Khanh、Cheng Xianglin、Tokunaga Ryosuke、Kitamura Miho、Horiba Koji、Yoshimatsu Kohei、Kumigashira Hiroshi
- Journal Title
  
  Physical Review B
  
  Volume: 104 Issue: 11 Pages: 115121-115121
- DOI
  10.1103/physrevb.104.115121
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-21K20498, KAKENHI-PROJECT-20KK0117
[Journal Article] Heavy-fermion metallic state and Mott transition induced by Li-ion intercalation in LiV2O4 epitaxial films2021
- Author(s)
  Yajima Tatsuya、Soma Takuto、Yoshimatsu Kohei、Kurita Nobuyuki、Watanabe Masari、Ohtomo Akira
- Journal Title
  
  Physical Review B
  
  Volume: 104 Issue: 24 Pages: 245104-245104
- DOI
  10.1103/physrevb.104.245104
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-21H02026, KAKENHI-PROJECT-20J12289, KAKENHI-PROJECT-19K03711, KAKENHI-PROJECT-20K15169
[Journal Article] Epitaxial stabilization of complete solid-solution β-(AlxGa1-x)2O3 (100) films by pulsed-laser deposition2021
- Author(s)
  R. Wakabayashi, K. Yoshimatsu, M. Hattori, J.-S. Lee, O. Sakata, A. Ohtomo
- Journal Title
  
  Crystal Growth and Design
  
  Volume: 21 Issue: 5 Pages: 2844-2849
- DOI
  10.1021/acs.cgd.1c00030
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-21H02026
[Journal Article] Metallic ground states of undoped Ti2O3 films induced by elongated c-axis lattice constant2020
- Author(s)
  Yoshimatsu K.、Hasegawa N.、Nambu Y.、Ishii Y.、Wakabayashi Y.、Kumigashira H.
- Journal Title
  
  Scientific Reports
  
  Volume: 10 Issue: 1 Pages: 22109-22109
- DOI
  10.1038/s41598-020-79182-5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-20KK0117, KAKENHI-PUBLICLY-19H04683, KAKENHI-PROJECT-17H06137, KAKENHI-PROJECT-19H02588
[Journal Article] Optical and structural investigations on titanium oxynitride films for visible-UV photocatalytic applications2020
- Author(s)
  Mizushiro Jun、Yoshimatsu Kohei、Ohashi Naoki、Tanaka Masahiko、Sakata Osami、Ohtomo Akira
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 127 Issue: 13 Pages: 135301-135301
- DOI
  10.1063/1.5143609
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-19H02588
[Journal Article] Thickness dependence of electronic structures in VO2 ultrathin films: Suppression of the cooperative Mott-Peierls transition2020
- Author(s)
  Shiga D.、Yang B. E.、Hasegawa N.、Kanda T.、Tokunaga R.、Yoshimatsu K.、Yukawa R.、Kitamura M.、Horiba K.、Kumigashira H.
- Journal Title
  
  Physical Review B
  
  Volume: 102 Issue: 11 Pages: 115114-115114
- DOI
  10.1103/physrevb.102.115114
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-19H02588, KAKENHI-PROJECT-20H02853
[Journal Article] Temperature evolution of magnetic phases near the thickness-dependent metal-insulator transition in La1－xSrxMnO3 thin films observed by XMCD2020
- Author(s)
  G. Shibata, K. Yoshimatsu, E. Sakai, K. Ishigami, S. Sakamoto, Y. Nonaka, F. -H. Chang, H. -J. Lin, D. -J. Huang, C. -T. Chen, H. Kumigashira, and A. Fujimori
- Journal Title
  
  J. Phys. Conf. Proc.
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02588
[Journal Article] p-type transparent superconductivity in a layered oxide2020
- Author(s)
  Soma Takuto、Yoshimatsu Kohei、Ohtomo Akira
- Journal Title
  
  Science Advances
  
  Volume: 6 Issue: 29
- DOI
  10.1126/sciadv.abb8570
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K20887, KAKENHI-PROJECT-20K15169, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-19H02588
[Journal Article] Magnetic and electronic properties of B-site-ordered double-perovskite oxide La2CrMnO6 thin films2019
- Author(s)
  Yoshimatsu K、Ishimaru J、Watarai K、Yamamoto K、Hirata Y、Wadati H、Takeda Y、Horiba K、Kumigashira H、Sakata O、Ohtomo A.
- Journal Title
  
  Physical Review B
  
  Volume: 99 Issue: 23 Pages: 1-8
- DOI
  10.1103/physrevb.99.235129
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-19H02588
[Journal Article] High pressure study for superconductivity in Ti4O7 films2019
- Author(s)
  S. Sekiguchi, T. Shiraishi, K. Miura, C. Kawashima, K. Yoshimatsu, A. Ohtomo, H. Kamioka, H. Takahashi
- Journal Title
  
  Journal of the Physics Society of Japan
  
  Volume: 88 Issue: 3 Pages: 035001-035001
- DOI
  10.7566/jpsj.88.035001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-16H04019, KAKENHI-PROJECT-16H05983
[Journal Article] Band alignment at β-(AlxGa1-x)2O3/β-Ga2O3 (100) interface fabricated by pulsed-laser deposition2018
- Author(s)
  Wakabayashi Ryo、Hattori Mai、Yoshimatsu Kohei、Horiba Koji、Kumigashira Hiroshi、Ohtomo Akira
- Journal Title
  
  Applied Physics Letters
  
  Volume: 112 Issue: 23 Pages: 232103-232103
- DOI
  10.1063/1.5027005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-16J09832
[Journal Article] Anisotropic spin-density distribution and magnetic anisotropy of strained La1-xSrxMnO3 thin films: Angle-dependent x-ray magnetic circular dichroism2018
- Author(s)
  G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, M. Furuse, S. Fuchino, M. Okano, J. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori
- Journal Title
  
  npj Quantum Materials
  
  Volume: VOL. 3 Issue: 1 Pages: 3-3
- DOI
  10.1038/s41535-018-0077-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16H07442, KAKENHI-PROJECT-17J04651, KAKENHI-PROJECT-15K17696, KAKENHI-PROJECT-16H05983
[Journal Article] Anisotropic Charge Distribution Induced by Spin Polarization in La0.6Sr0.4MnO3 Thin Films Studied by X-ray Magnetic Linear Dichroism2018
- Author(s)
  G. Shibata, K. Yoshimatsu, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, T.　Kadono, M. Furuse, S. Fuchino, M. Okano, J. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 87 Issue: 11 Pages: 114713-114713
- DOI
  10.7566/jpsj.87.114713
- NAID
  210000135022
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16H05983
[Journal Article] Large anisotropy in conductivity of Ti2O3 films2018
- Author(s)
  Yoshimatsu K.、Kurokawa H.、Horiba K.、Kumigashira H.、Ohtomo A.
- Journal Title
  
  APL Materials
  
  Volume: 6 Issue: 10 Pages: 101101-101101
- DOI
  10.1063/1.5050823
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-16K05033
[Journal Article] Electronic properties across metal-insulator transition in β-pyrochlore-type CsW2O6 epitaxial films2018
- Author(s)
  Soma Takuto、Yoshimatsu Kohei、Horiba Koji、Kumigashira Hiroshi、Ohtomo Akira
- Journal Title
  
  Physical Review Materials
  
  Volume: 2 Issue: 11 Pages: 115003-115003
- DOI
  10.1103/physrevmaterials.2.115003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-18H03925, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-18J10171, KAKENHI-PROJECT-16K05033
[Journal Article] Microwave Effects on Co-Pi Co-catalysts Deposited on α-Fe2O3 for Application to Photocatalytic Oxygen Evolution2017
- Author(s)
  Masato Maitani, Takuya Yamada, Hisanori Mashiko, Kohei Yoshimatsu, Takayoshi OSHIMA, A. Ohtomo, Yuji Wada
- Journal Title
  
  ACS Applied Materials & Interfaces
  
  Volume: 9 Issue: 12 Pages: 10349-10354
- DOI
  10.1021/acsami.6b16319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25249113, KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-25790013
[Journal Article] Superconductivity in Ti4O7 and γ-Ti3O5 films2017
- Author(s)
  K. Yoshimatsu, O. Sakata, A. Ohtomo
- Journal Title
  
  Scientific Reports
  
  Volume: 7 Issue: 1 Pages: 1-6
- DOI
  10.1038/s41598-017-12815-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Effects of phase fraction on superconductivity of low-valence eutectic titanate films2017
- Author(s)
  H. Kurokawa, K. Yoshimatsu, A. Ohtomo
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 122 Issue: 5 Pages: 055302-055302
- DOI
  10.1063/1.4997443
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Emergence of Quantum Critical Behavior in Metallic Quantum-Well States of Strongly Correlated Oxides2017
- Author(s)
  Kobayashi Masaki、Yoshimatsu Kohei、Mitsuhashi Taichi、Kitamura Miho、Sakai Enju、Yukawa Ryu、Minohara Makoto、Fujimori Atsushi、Horiba Koji、Kumigashira Hiroshi
- Journal Title
  
  Scientific Reports
  
  Volume: 7 Issue: 1 Pages: 16621-16621
- DOI
  10.1038/s41598-017-16666-x
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-17K14325, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-16H07442
[Journal Article] Epitaxial structure and electronic property of β-Ga2O3 films grown on MgO (100) substrates by pulsed-laser deposition2017
- Author(s)
  R. Wakabayashi, K. Yoshimatsu, M. Hattori, A. Ohtomo
- Journal Title
  
  Applied Physics Letters
  
  Volume: 111 Issue: 16 Pages: 162101-162101
- DOI
  10.1063/1.4990779
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-16J09832
[Journal Article] Highly oriented epitaxial CaFe 2 O 4 thin films on TiO 2 substrates grown by pulsed-laser deposition2017
- Author(s)
  Nishiyama Nana、Mashiko Hisanori、Yoshimatsu Kohei、Horiba Koji、Kumigashira Hiroshi、Ohtomo Akira
- Journal Title
  
  Thin Solid Films
  
  Volume: 638 Pages: 406-409
- DOI
  10.1016/j.tsf.2017.08.003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Electronic Structures and Photoanodic Properties of Ilmenite-type MTiO3 Epitaxial Films (M = Mn, Fe, Co, Ni)2017
- Author(s)
  Yoshimatsu K.、Mashiko H.、Umezawa N.、Horiba K.、Kumigashira H.、Ohtomo A.
- Journal Title
  
  The Journal of Physical Chemistry C
  
  Volume: 121 Issue: 34 Pages: 18717-18724
- DOI
  10.1021/acs.jpcc.7b06076
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Formation of indium-tin oxide ohmic contacts for β-Ga2O32016
- Author(s)
  T. Oshima, R. Wakabayashi, M. Hattori, A. Hashiguchi, N. Kawano, K. Sasaki, T. Masui, A. Kuramata, S. Yamakoshi, K. Yoshimatsu, A. Ohtomo, T. Oishi, M. Kasu
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 55 Issue: 12 Pages: 1202B7-1202B7
- DOI
  10.7567/jjap.55.1202b7
- NAID
  210000147267
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-15H03977, KAKENHI-PROJECT-16J09832, KAKENHI-PROJECT-26709020, KAKENHI-PROJECT-16K13673
[Journal Article] Epitaxial synthesis and physical properties of double-perovskite oxide Sr2CoRuO6 thin films2016
- Author(s)
  K. Watarai, K. Yoshimatsu, K. Horiba, H. Kumigashira, O. Sakata, and A. Ohtomo
- Journal Title
  
  J. Phys.: Condens. Matter
  
  Volume: 28 Issue: 43 Pages: 436005-436005
- DOI
  10.1088/0953-8984/28/43/436005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-16H02115
[Journal Article] Strain-induced metal-insulator transition in t2g electron system of perovskite titanate films2016
- Author(s)
  K. Yoshimatsu, H. Okabe, T. Oshima, S. Ueda, A. Ohtomo
- Journal Title
  
  Physical Review B
  
  Volume: 93 Issue: 19
- DOI
  10.1103/physrevb.93.195159
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Photon-dressed two-dimensional carriers on the ZnO surface2016
- Author(s)
  R. Yukawa, K. Ozawa, S. Yamamoto, H. Iwasawa, K. Shimada, E. F. Schwier, K. Yoshimatsu, H. Kumigashira, H. Namatame, M. Taniguchi, and I. Matsuda
- Journal Title
  
  Phys. Rev. B
  
  Volume: 94 Issue: 16
- DOI
  10.1103/physrevb.94.165313
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-16H02115
[Journal Article] Fabrication and characterization of semiconductor photoelectrodes with orientation-controlled α-Fe2O3 thin films2016
- Author(s)
  Hisanori Mashiko, Kohei Yoshimatsu, Takayoshi Oshima, Akira Ohtomo
- Journal Title
  
  The Journal of Physical Chemistry C
  
  Volume: 120 Issue: 5 Pages: 2747-2752
- DOI
  10.1021/acs.jpcc.5b10838
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-14J11989
[Journal Article] Reversible superconductor-insulator transition in LiTi2O4 induced by Li-ion electrochemical reaction2016
- Author(s)
  Kohei Yoshimatsu, Mifuyu Niwa, Hisanori Mashiko, Takayoshi Oshima, Akira Ohtomo
- Journal Title
  
  Scientific Reports
  
  Volume: 5 Issue: 1 Pages: 16325-16331
- DOI
  10.1038/srep16325
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H03881
[Journal Article] Insulator to metal transition of WO3 epitaxial films induced by electrochemical Li-ion intercalation2016
- Author(s)
  K. Yoshimatsu, T. Soma, A. Ohtomo
- Journal Title
  
  Applied Physics Express
  
  Volume: 9 Issue: 7 Pages: 075802-075802
- DOI
  10.7567/apex.9.075802
- NAID
  210000137994
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Epitaxial growth of hexagonal tungsten bronze CsxWO3 films in superconducting phase region exceeding bulk limit2016
- Author(s)
  T. Soma, K. Yoshimatsu, A. Ohtomo
- Journal Title
  
  Applied Physics Express
  
  Volume: 9 Issue: 7 Pages: 075801-075801
- DOI
  10.7567/apex.9.075801
- NAID
  210000137993
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Impact of built-in potential across LaFeO3/SrTiO3 heterojunctions on photocatalytic activity2016
- Author(s)
  K. Nakamura, H. Mashiko, K. Yoshimatsu, A. Ohtomo
- Journal Title
  
  Applied Physics Letters
  
  Volume: 108 Issue: 21
- DOI
  10.1063/1.4952736
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983
[Journal Article] Epitaxial growth and electric properties of γ-Al2O3 (110) films on β-Ga2O3 (010) substrates2016
- Author(s)
  M. Hattori, T. Oshima, R. Wakabayashi, K. Yoshimatsu, K. Sasaki, T. Masui, A. Kuramata, S. Yamakoshi, K. Horiba, H. Kumigashira, A. Ohtomo
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 55 Issue: 12 Pages: 1202B6-1202B6
- DOI
  10.7567/jjap.55.1202b6
- NAID
  210000147266
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-16H05983, KAKENHI-PROJECT-16J09832, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-26709020, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K13673
[Journal Article] Synthesis and magnetic properties of double-perovskite oxides La2MnFeO6 thin films2015
- Author(s)
  K. Yoshimatsu, K. Nogami, K. Watarai, K. Horiba, H. Kumigashira, O. Sakata, T. Oshima, and A. Ohtomo
- Journal Title
  
  Physical Review B
  
  Volume: 91 Issue: 5
- DOI
  10.1103/physrevb.91.054421
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-24245035, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021, KAKENHI-PROJECT-15H02109
[Journal Article] Direct growth of metallic TiH2 thin films by pulsed-laser deposition2015
- Author(s)
  K. Yoshimatsu, T. Suzuki, N. Tsuchimine, K. Horiba, H. Kumigashira, T. Oshima, and A. Ohtomo
- Journal Title
  
  Applied Physics Express
  
  Volume: 8 Issue: 3 Pages: 035801-035801
- DOI
  10.7567/apex.8.035801
- NAID
  210000137440
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-24245035, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021
[Journal Article] Conducting Si-doped γ-Ga2O3 epitaxial films grown by pulsed-laser deposition2015
- Author(s)
  Takayoshi Oshima, Kentarou Matsuyama, Kohei Yoshimatsu, Akira Ohtomo
- Journal Title
  
  Journal of Crystal Growth
  
  Volume: 421 Pages: 23-26
- DOI
  10.1016/j.jcrysgro.2015.04.011
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-26709020
[Journal Article] Oxygen-radical-assisted pulsed-laser deposition of β-Ga2O3 and β-(AlxGa1-x)2O3 films2015
- Author(s)
  Ryo Wakabayashi, Takayoshi Oshima, Mai Hattori, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Kohei Yoshimatsu, Akira Ohtomo
- Journal Title
  
  Journal of Crystal Growth
  
  Volume: 424 Pages: 77-79
- DOI
  10.1016/j.jcrysgro.2015.05.005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H03881, KAKENHI-PROJECT-26709020
[Journal Article] Photoemission and DMFT study of electronic correlations in SrMoO3 Effects of Hund’s rule coupling and possible plasmonic sideband2014
- Author(s)
  H. Wadati, J. Mravlje, K. Yoshimatsu, H. Kumigashira, M. Oshima, T. Sugiyama, E. Ikenaga, A. Fujimori, A. Georges, A. Radetinac, K. S. Takahashi, M. Kawasaki, and Y. Tokura
- Journal Title
  
  Phys. Rev. B
  
  Volume: 90 Issue: 20
- DOI
  10.1103/physrevb.90.205131
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104010, KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021, KAKENHI-PROJECT-24224009
[Journal Article] Thickness-dependent ferromagnetic metal to paramagnetic insulator transition in La0.6Sr0.4MnO3 thin films studied by x-ray magnetic circular dichroism2014
- Author(s)
  G. Shibata, K. Yoshimatsu, E. Sakai, V. R. Singh, V. K. Verma, K. Ishigami, T. Harano, T. Kadono, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, A. Sawa, H. Kumigashira, M. Oshima, T. Koide, and A. Fujimori
- Journal Title
  
  Physical Review B
  
  Volume: 89 Issue: 23 Pages: 235123-235123
- DOI
  10.1103/physrevb.89.235123
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-14J11615, KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021
[Journal Article] Observation of magnetically hard grain boundaries in double-perovskite Sr2FeMoO62014
- Author(s)
  Y. Takahashi, V. K. Verma, G. Shibata, T. Harano, K. Ishigami, K. Yoshimatsu, T. Kadono, A. Fujimori, A. Tanaka, F.-H. Chang, H.-J. Lin, D.J. Huang, C. T. Chen, B. Pal, and D. D. Sarma
- Journal Title
  
  Europhysics Letters
  
  Volume: 108 Issue: 2 Pages: 27003-27003
- DOI
  10.1209/0295-5075/108/27003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-14J11615, KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-25887021
[Journal Article] Bandwidth-controlled metal-insulator transition in epitaxial PrNiO3 ultrathin films induced by dimensional crossover2014
- Author(s)
  E. Sakai, K. Yoshimatsu, M. Tamamitsu, K. Horiba, A. Fujimori, M. Oshima, and H. Kumigashira,
- Journal Title
  
  Appl. Phys. Lett.
  
  Volume: 104
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887021
[Journal Article] Determination of the surface and interface phase shifts in metallic quantum well structures of perovskite oxides2013
- Author(s)
  K. Yoshimatsu, E. Sakai, M. Kobayashi, K. Horiba, T. Yoshida, A. Fujimori, M. Oshima, and H. Kumigashira
- Journal Title
  
  Phys. Rev. B
  
  Volume: 88 Issue: 11
- DOI
  10.1103/physrevb.88.115308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021
[Journal Article] Spectroscopic studies on the electronic and magnetic states of Co-doped perovskite manganite Pr0.8Ca0.2Mn1-yCoyO3 thin films2013
- Author(s)
  K. Yoshimatsu, H. Wadati, E. Sakai, T. Harada, Y. Takahashi, T. Harano, G. Shibata, K. Ishigami, T. Kadono, T. Koide, T. Sugiyama, E. Ikenaga, H. Kumigashira, M. Lippmaa, M. Oshima, and A. Fujimori
- Journal Title
  
  Phys. Rev. B
  
  Volume: 88 Issue: 17
- DOI
  10.1103/physrevb.88.174423
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021
[Journal Article] Epitaxial synthesis and electronic properties of double-perovskite Sr2TiRuO6 films2013
- Author(s)
  K. Nogami, K. Yoshimatsu, H. Mashiko, E. Sakai, H. Kumigashira, O. Sakata, T. Oshima, and A. Ohtomo
- Journal Title
  
  Appl. Phys. Exp
  
  Volume: 6 Issue: 10 Pages: 105502-105502
- DOI
  10.7567/apex.6.105502
- NAID
  210000136839
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224005, KAKENHI-PROJECT-24245035, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-25887021
[Journal Article] Development of Cryocooled YBCO Vector Magnet System with Three-axial Super-high Vacuum Bores2013
- Author(s)
  J. Fujihira, A. Uchida, S. Fujihira, M. Furuse, M. Okano, S. Fuchino, T. Kadono, K. Yoshimatsu, A. Fujimori, H. Kumigashira and T. Koide
- Journal Title
  
  Journal of Cryogenics and Superconductivity Society of Japan
  
  Volume: 48 Pages: 233-239
- NAID
  10031159174
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887021
[Patent] λ－Ｔｉ３Ｏ５膜形成基板およびλ－Ｔｉ３Ｏ５膜形成基板の製造方法2021
- Inventor(s)
  吉松公平
- Industrial Property Rights Holder
  吉松公平
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2021-144696
- Filing Date
  2021
- Data Source
  KAKENHI-PROJECT-20K20887
[Patent] λ－Ｔｉ３Ｏ５膜形成基板およびλ－Ｔｉ３Ｏ５膜形成基板の製造方法2021
- Inventor(s)
  吉松　公平
- Industrial Property Rights Holder
  吉松　公平
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2021-144696
- Filing Date
  2021
- Data Source
  KAKENHI-PROJECT-19H02588
[Patent] 金属化合物結晶性膜およびその製造方法2016
- Inventor(s)
  大友明, 吉松公平, 呉東広平
- Industrial Property Rights Holder
  東京工業大学
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2016-154759
- Filing Date
  2016-08-05
- Data Source
  KAKENHI-PROJECT-15H03881
[Patent] 金属化合物結晶性膜及びその製法2016
- Inventor(s)
  大友明、吉松公平、呉東広平
- Industrial Property Rights Holder
  大友明、吉松公平、呉東広平
- Industrial Property Rights Type
  特許
- Filing Date
  2016-08-05
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] Synthesis of Metastable Titanate Film for Optoelectronic Applications2023
- Author(s)
  Kohei Yoshimatsu
- Organizer
  Advanced Materials & 10th Intermetallic Symposium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] Electronic Structures of Ti2O3 Films revealed by Soft X-ray Angle-Resolved Photoemission Spectroscopy2023
- Author(s)
  K. Yoshimatsu
- Organizer
  8th Annual Conference of AnalytiX-2023
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] 永久磁石を用いた二交流ホール効果測定装置の構築と酸化物半導体の電子物性評価2022
- Author(s)
  吉松　公平、成田　千春，組頭　広志
- Organizer
  第83回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] LaAlO3 (110)基板上へのλ型Ti3O5薄膜の直接合成2022
- Author(s)
  吉松公平, 組頭広志
- Organizer
  第69回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Metal-insulator transitions in titanium-sesquioxide films2022
- Author(s)
  Kohei Yoshimatsu
- Organizer
  GEMCMP 2022 Global Experts Meet on Condensed Matter Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] Modulation of superconductivity using Li-ion secondary battery technique2022
- Author(s)
  Kohei Yoshimatsu
- Organizer
  International Congress on Pure and Applied Chemistry (ICPAC)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] 密度汎関数法によるTi2O3の金属絶縁体転移2022
- Author(s)
  吉松　公平、長谷川　直人，組頭　広志
- Organizer
  第83回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] LaAlO3 (110)基板上へのλ型Ti3O5薄膜の直接合成2022
- Author(s)
  吉松公平, 組頭広志
- Organizer
  第69回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-20K20887
[Presentation] Electronic structures of Ti2O3 films revealed by soft x-ray angle-resolved photoemission spectroscopy2022
- Author(s)
  Kohei Yoshimatsu
- Organizer
  CONMAT2022 2nd Global Summit on Condensed Matter Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23215
[Presentation] Metallic conductivity in undoped Ti2O3 films2021
- Author(s)
  K. Yoshimatsu, N. Hasegawa, Y. Nambu, Y. Ishii, Y. Wakabayashi, H. Kumigashira
- Organizer
  Materials Research Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] 金属伝導を示すTi2O3薄膜2021
- Author(s)
  吉松　公平、長谷川　直人，南部　雄亮，石井　祐太，若林　裕助，組頭　広志
- Organizer
  第68回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-20K20887
[Presentation] Metal-insulator transition of corundum-type Ti2O3 films2021
- Author(s)
  K. Yoshimatsu
- Organizer
  CONMAT 2021 Global Summit on Condensed Mater Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K20887
[Presentation] Metallic conductivity in undoped Ti2O3 films2021
- Author(s)
  K. Yoshimatsu, N. Hasegawa, Y. Nambu, Y. Ishii, Y. Wakabayashi, H. Kumigashira
- Organizer
  Materials Research Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K20887
[Presentation] 金属伝導を示すTi2O3薄膜2021
- Author(s)
  吉松　公平、長谷川　直人，南部　雄亮，石井　祐太，若林　裕助，組頭　広志
- Organizer
  第68回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Metal-insulator transition of corundum-type Ti2O3 films2021
- Author(s)
  K. Yoshimatsu
- Organizer
  CONMAT 2021 Global Summit on Condensed Mater Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Investigation of Electronic and Magnetic Properties for Complex Transition-Metal Oxides using Soft X-ray Spectroscopy2020
- Author(s)
  K. Yoshimatsu
- Organizer
  GP-Spin Student Organized Seminar 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Superconducting titanate films, epitaxial growth and distinction of crystal phases2019
- Author(s)
  K. Yoshimatsu
- Organizer
  International Conference on Crystal Growth and Epitaxy (ICCGE-19), Symposium on Epitaxy of Complex Oxides
- Invited
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Superconductivity in higher titanates of g-Ti3O5 and Ti4O7 films2019
- Author(s)
  K. Yoshimatsu, O. Sakata, A. Ohtomo
- Organizer
  26th International Conference on Oxide Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02588
[Presentation] Electrochemically active metal-oxide devices2018
- Author(s)
  A. Ohtomo, H. Mashiko, M. Niwa, H. Kurokawa, K. Yoshimatsu
- Organizer
  European Advanced Energy Materials and Technology Congress (AEMC 2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ウェットエチングを用いたβ-Ga2O3(100)基板表面のSi不純物除去2018
- Author(s)
  李政洙, 若林諒, 吉松公平, 大友明
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 酸化チタン系超伝導材料の創生と電子デバイス応用2018
- Author(s)
  吉松　公平
- Organizer
  ファインケミカルジャパン2018
- Invited
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] 擬2次元SrTiO3極薄膜への電界効果キャリアドーピング2018
- Author(s)
  東條尚志, 吉松公平，大友明
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] βパイロクロア型CsW2O6金属-絶縁体転移におけるホールドープ効果2018
- Author(s)
  相馬拓人, 吉松公平, 堀場弘司, 組頭広志, 大友明
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 新規ワイドギャップ混晶半導体β-(Ga1-yScy)2O32018
- Author(s)
  若林諒, 吉松公平，大友明
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 水素ラジカル支援パルスレーザ堆積法を用いたZrH2薄膜の作製2018
- Author(s)
  西暁登, 吉松公平, 大友明
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Growth of group of IV hydride films using pulsed-laser deposition2018
- Author(s)
  K. Yoshimatsu
- Organizer
  The 4th Korea-Japan Joint Symposium on Hydrogen in Materials
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] Modulation of superconductivity in oxide films using Li-ion electrochemical reactions2017
- Author(s)
  K. Yoshimatsu
- Organizer
  BIT's 7th Annual World Congress of Nano Science & Technology 2017
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] V溝パターン基板上の擬VLS法によるIn2O3グラフォエピタキシャル成長2017
- Author(s)
  呉東広平, 吉松公平, 大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Eletrochemical modulation of electronic states for tungsten oxides epitaxial films2017
- Author(s)
  T. Soma, K. Yoshimatsu, A. Ohtomo
- Organizer
  The 10th International Conference on the Science and Technology for Advanced Ceramics (STAC-10)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] β-Ga2O3(100)上に成長したβ-(AlxGa1-x)2O3薄膜のバンドギャップ評価2017
- Author(s)
  服部真依，若林諒, 佐々木公平，増井建和, 倉又朗人，山腰茂伸, 堀場弘司, 組頭広志, 吉松公平，大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] パルスレーザ堆積法を用いたチタン酸窒化物薄膜の作製2017
- Author(s)
  水城淳, 井上忠彦, 吉松公平, 大橋直樹, 大友明
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 全Al組成β -(Alx Ga1-x)2O3 (0 =< x =< 1)薄膜のエピタキシャル成長2017
- Author(s)
  若林諒, 吉松公平, 大友明
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] βパイロクロア型CsW2O6エピタキシャル薄膜の作製と物性2017
- Author(s)
  相馬拓人, 吉松公平, 大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] βパイロクロア型CsW2O6の金属-絶縁体転移と電子構造2017
- Author(s)
  相馬拓人, 吉松公平, 堀場弘司, 組頭広志, 大友明
- Organizer
  第78回応用物理学会秋季学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Growth of β-Ga2O3-based heterostructures by pulsed-laser deposition2017
- Author(s)
  R. Wakabayashi, M. Hattori, K. Yoshimatsu, K. Horiba, H. Kumigashira, A. Ohtomo
- Organizer
  2nd International Workshop on Gallium Oxide and Related Materials
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 電気化学的インターカレーションによるタングステン酸化物の可逆的電子相制御2017
- Author(s)
  相馬拓人, 吉松公平, 大友明
- Organizer
  2017年第7回CSJ化学フェスタ2017
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Superconductivity in higher titanium oxides2017
- Author(s)
  K. Yoshimatsu, O. Sakata, A. Ohtomo
- Organizer
  The 3rd Functional Oxide Thin Films for Advanced Energy and Information Technology Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 水素ラジカル支援パルスレーザ堆積法を用いたTiH2薄膜の作製2017
- Author(s)
  西暁登, 吉松公平, 大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] チタン酸窒化物の薄膜合成と可視光応答型半導体光電極作製に向けた光学特性評価2017
- Author(s)
  水城淳, 吉松公平, 大友明
- Organizer
  2017年第7回CSJ化学フェスタ2017
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] SrTiO3/LaTiOx人工超格子構造の電気二重層トランジスタ特性2017
- Author(s)
  東條尚志, 吉松公平, 大友明
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Superconductivity in higher titanium oxides2017
- Author(s)
  K. Yoshimatsu, O. Sakata, A. Ohtomo
- Organizer
  3rd Functional Oxide Thin Films for Advanced Energy and Information Technology Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] Epitaxial growth and physical properties of low-valence titanium oxide films2017
- Author(s)
  K. Yoshimatsu
- Organizer
  2017 Collaborative Conference on Materials Research
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] ダブルペロブスカイト型La2VFeO6薄膜の合成と物性2017
- Author(s)
  石丸純也, 吉松公平,堀場弘司, 組頭広志, 大友明
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Epitaxial growth and physical properties of La2CrMnO6 double-perovskite films2017
- Author(s)
  J. Ishimaru, K. Yoshimatsu, K. Horiba,H. Kumigashira, A. Ohtomo
- Organizer
  The 10th International Conference on the Science and Technology for Advanced Ceramics (STAC-10)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ペロブスカイト型V酸化物の電気特性における格子歪みの効果2017
- Author(s)
  岡部宏和, 吉松公平，大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] MgO(100)基板上のβ-Ga2O3:Si(100)薄膜の低温成長2017
- Author(s)
  若林諒, 吉松公平, 大友明
- Organizer
  第64回応用物理学会春季学術講演会
- Place of Presentation
  パシフィコ横浜 (神奈川県横浜市)
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Modulation of superconductivity in oxide films using Li-ion electrochemical reactions2016
- Author(s)
  K. Yoshimatsu
- Organizer
  2nd World Congress on Materials Science
- Place of Presentation
  Abu Dhabi, UAE
- Year and Date
  2016-11-28
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05983
[Presentation] ITO ohmic contacts for β-Ga2O32016
- Author(s)
  T. Oshima, R. Wakabayashi, M. Hattori, A. Hashiguchi, N. Kawano, K. Sasaki, T. Masui, A. Kuramata, S. Yamakoshi, K. Yoshimatsu, A. Ohtomo, T. Oishi, M. Kasu
- Organizer
  German-Japanese Gallium Oxide Technology Meeting 2016, Leibniz Institute for Crystal Growth
- Place of Presentation
  Berlin, Germany
- Year and Date
  2016-09-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ダブルペロブスカイト酸化物薄膜の時間分解X線磁気円二色性測定2016
- Author(s)
  平田靖透, 山本航平, 山本真吾, 吉松公平, 大久保勇男, 北村未歩, 尾嶋正治, 大友明, 松田巌, 和達大樹
- Organizer
  日本物理学会第71回年次大会
- Place of Presentation
  東北学院大学泉キャンパス
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] TiO，Ti2O3，γ -Ti3O5 共晶薄膜の超伝導2016
- Author(s)
  黒川輝, 吉松公平, 大友明
- Organizer
  第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Control of superconducting properties of CsxWO3 films by electrochemical ion intercalation2016
- Author(s)
  T. Soma, K. Yoshimatsu, A. Ohtomo
- Organizer
  The 8th Multidisciplinary International Student Workshop (MISW 2016)
- Place of Presentation
  東京工業大学大岡山キャンパス (東京都目黒区)
- Year and Date
  2016-08-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 擬VLS法によるIn2O3のグラフォエピタキシャル成長2016
- Author(s)
  呉東広平, 吉松公平, 大友明
- Organizer
  第77回応用物理学会秋季学術講演会
- Place of Presentation
  朱鷺メッセ (新潟県新潟市)
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 高品質γ -Ti3O5 薄膜の合成と超伝導特性2016
- Author(s)
  吉松公平, 坂田修身, 大友明
- Organizer
  第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] β-Ga2O3用ITOオーミック電極2016
- Author(s)
  大島孝仁, 若林諒, 服部真依, 橋口明広, 河野直人, 佐々木公平, 増井建和, 倉又朗人, 山腰茂伸, 吉松公平, 大友明, 大石敏之, 嘉数誠
- Organizer
  第77回応用物理学会秋季学術講演会
- Place of Presentation
  朱鷺メッセ (新潟県新潟市)
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ダブルペロブスカイト酸化物薄膜の時間分解X線磁気円二色性測定2016
- Author(s)
  石丸純也，吉松公平，堀場弘司, 組頭広志, 大友明
- Organizer
  第77回応用物理学会秋季学術講演会
- Place of Presentation
  朱鷺メッセ (新潟県新潟市)
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Low-temperature growth of β-Ga2O3:Si (100) films on MgO (100) substrates2016
- Author(s)
  R. Wakabayashi, K. Yoshimatsu, A. Ohtomo
- Organizer
  German-Japanese Gallium Oxide Technology Meeting 2016, Leibniz Institute for Crystal Growth
- Place of Presentation
  Berlin, Germany
- Year and Date
  2016-09-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] CsxWO3 エピタキシャル薄膜の作製と超伝導特性の変調2016
- Author(s)
  相馬拓人, 吉松公平, 大友明
- Organizer
  第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 立方晶MgxZn1－xO混晶薄膜および超格子構造の深紫外CL発光特性2016
- Author(s)
  今別府秀行, 大島孝仁, 服部真依, 中谷道人, 須山敏尚, 吉松公平, 大友明
- Organizer
  第77回応用物理学会秋季学術講演会
- Place of Presentation
  朱鷺メッセ (新潟県新潟市)
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Graphoepitaxy of In2O3 microcrystals by quasi-VLS method2016
- Author(s)
  T. Go, K. Yoshimatsu, A. Ohtomo
- Organizer
  The 8th Multidisciplinary International Student Workshop (MISW 2016)
- Place of Presentation
  東京工業大学大岡山キャンパス (東京都目黒区)
- Year and Date
  2016-08-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] グラフォエピタキシャルZnO 薄膜におけるホール移動度の向上2016
- Author(s)
  工藤徹也, 大島孝仁, 吉松公平, 大友明
- Organizer
  第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] γ-Ti3O5薄膜の超伝導2015
- Author(s)
  吉松公平, 坂田修身, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 低原子価Ti系薄膜の合成と超伝導物性制御2015
- Author(s)
  吉松　公平
- Organizer
  第52回化合物磁性材料研究会
- Place of Presentation
  東京大学
- Year and Date
  2015-02-20
- Invited
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] Ti2O3エピタキシャル薄膜の合成と異方性伝導2015
- Author(s)
  黒川輝, 吉松公平, 大島孝仁, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Metallization of WO3 epitaxial films using Li-ion electrochemical intercalation2015
- Author(s)
  Takuto Soma, Kohei Yoshimatsu, Takayoshi Oshima, Akira Ohtomo
- Organizer
  The 9th International Conference on the Science and Technology for Advanced Ceramics (STAC-9)
- Place of Presentation
  つくば国際会議場
- Year and Date
  2015-10-19
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Epitaxial relationship and capacitance-voltage characteristics of γ-Al2O3 films grown on (010) β-Ga2O3 substrates2015
- Author(s)
  Mai Hattori, Takayoshi Oshima, Ryo Wakabayashi, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 1st International Workshop on Gallium Oxide and Related Materials
- Place of Presentation
  京都大学桂キャンパス
- Year and Date
  2015-11-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 金属/β-Ga2O3 (-201) 界面における強いフェルミ準位ピンニング効果2015
- Author(s)
  若林諒, 大島孝仁, 服部真依, 佐々木公平, 増井建和, 倉又朗人, 山腰茂伸, 吉松公平, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Co-Pi所触媒粒子形成過程へのマイクロ波効果による光触媒能の向上2015
- Author(s)
  山田拓也, 米谷真人, 増子尚徳, 吉松公平, 大島孝仁, 大友明, 椿俊太郎, 鈴木榮一, 和田雄二
- Organizer
  第9回日本電磁波エネルギー応用学会シンポジウム
- Place of Presentation
  上智大学
- Year and Date
  2015-11-19
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] β-Ga2O3上γ-Al2O3膜のエピタキシャル構造と容量電圧特性評価2015
- Author(s)
  服部真依, 若林諒, 大島孝仁, 佐々木公平, 増井建和, 倉又朗人, 山腰茂伸, 吉松公平, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Growth control of CoPi co-catalysts on Fe2O3 by microwave interfacial heating2015
- Author(s)
  Masato Maitani, Takuya Yamada, Hisanori Mashiko, Kohei Yoshimatsu, Takayoshi Oshima, Shuntaro Tsubaki, Eiichi Suzuki, Akira Ohtomo, Yuji Wada
- Organizer
  First International Symposium on Recent Progress of Energy and Environmental Photocatalysis; (Photocatalysis 1)
- Place of Presentation
  東京理科大学野田キャンパス
- Year and Date
  2015-09-03
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Oxygen-radical-assisted pulsed-laser deposition of β-Ga2O3-based films2015
- Author(s)
  Ryo Wakabayashi, Takayoshi Oshima, Mai Hattori, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 34th Electronic Materials Symposium
- Place of Presentation
  ラフォーレ琵琶湖
- Year and Date
  2015-07-15
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ZnO グラフォエピタキシャル薄膜の電気特性評価2015
- Author(s)
  工藤徹也, 大島孝仁, 大橋一輝, 吉松公平, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Growth and electric properties of conductive β-(AlxGa1-x)2O3 films2015
- Author(s)
  Ryo Wakabayashi, Takayoshi Oshima, Mai Hattori, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 1st International Workshop on Gallium Oxide and Related Materials
- Place of Presentation
  京都大学桂キャンパス
- Year and Date
  2015-11-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ガラス上の3次元高配向薄膜成長に向けたナノスケール周期微細構造の作製2015
- Author(s)
  大橋一輝, 工藤徹也, 大島孝仁, 吉松公平, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Type-I band alignment at β-(AlxGa1-x)2O3/β-Ga2O3 heterojunctionsβ-(AlxGa1-x)2O3/β-Ga2O32015
- Author(s)
  Takayoshi Oshima, Mai Hattori, Ryo Wakabayashi, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Hiroshi Horiba, Hiroshi Kumigashira, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 34th Electronic Materials Symposium
- Place of Presentation
  ラフォーレ琵琶湖
- Year and Date
  2015-07-15
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] ペロブスカイト型Ti酸化物の金属-絶縁体転移における格子歪みの効果2015
- Author(s)
  岡部宏和, 吉松公平, 大島孝仁, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] N-type doping of γ-Ga2O3 epitaxial films2015
- Author(s)
  Takayoshi Oshima, Keitaro Matsuyama, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 1st International Workshop on Gallium Oxide and Related Materials
- Place of Presentation
  京都大学桂キャンパス
- Year and Date
  2015-11-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 界面終端面を制御した金属酸化物ヘテロ接合の可視光水分解特性2015
- Author(s)
  中村研太郎, 増子尚徳, 吉松公平, 大島孝仁, 大友明
- Organizer
  第5回CSJ化学フェスタ2015
- Place of Presentation
  タワーホール船堀
- Year and Date
  2015-10-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] マグネリ相Ti酸化物薄膜の超伝導2015
- Author(s)
  吉松公平, 坂田修身, 大友明
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Strong fermi-level pinning at metal β-Ga2O3(-201) interface2015
- Author(s)
  Ryo Wakabayashi, Takayoshi Oshima, Mai Hattori, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 1st International Workshop on Gallium Oxide and Related Materials
- Place of Presentation
  京都大学桂キャンパス
- Year and Date
  2015-11-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] Evaluation of band offset at β-(AlxGa1-x)2O3/β-Ga2O3 heterointerface2015
- Author(s)
  Mai Hattori, Ryo Wakabayashi, Takayoshi Oshima, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Hiroshi Horiba, Hiroshi Kumigashira, Kohei Yoshimatsu, Akira Ohtomo
- Organizer
  The 1st International Workshop on Gallium Oxide and Related Materials
- Place of Presentation
  京都大学桂キャンパス
- Year and Date
  2015-11-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03881
[Presentation] 放射光光電子分光法による強相関量子化状態の観測2014
- Author(s)
  吉松　公平
- Organizer
  第27回日本放射光学会年会放射光科学合同シンポジウム
- Place of Presentation
  広島国際会議場（広島県広島市）
- Invited
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] Electronic and magnetic states of Co-doped Pr0.8Ca0.2MnO3 thin films studied by x-ray magnetic circular dichroism2013
- Author(s)
  K. Yoshimatsu, H. Wadati, T. Harada, Y. Takahashi, T. Harano, G. Shibata, K. Ishigami, T. Kadono, T. Koide, M. Lippmaa, M. Oshima, and A. Fujimori
- Organizer
  JPS-MRS joint symposia
- Place of Presentation
  同志社大学（京都府京都市）
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] 配向を制御したα-Fe2O3薄膜のインピーダンス測定評価
- Author(s)
  増子尚徳 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第62回応用物理学会春季学術講演会
- Place of Presentation
  東海大学
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] ダブルペロブスカイト型Sr2CoRuO6の薄膜成長と物性
- Author(s)
  渡会啓介 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第62回応用物理学会春季学術講演会
- Place of Presentation
  東海大学
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] Synthesis and spectroscopic study on double-perovskite oxide thin films
- Author(s)
  K. Yoshimatsu, K. Nogami, K. Watarai, H. Mashiko, E. Sakai, H. Kumigashira, O. Sakata, T. Oshima, and A. Ohtomo
- Organizer
  Energy Materials Nanotechnology
- Place of Presentation
  Chengdu, China
- Year and Date
  2014-09-22 – 2014-09-25
- Invited
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] TiOX薄膜の合成と物性
- Author(s)
  吉松　公平、大島　孝仁、大友明
- Organizer
  第75回応用物理学会秋季学術講演会
- Place of Presentation
  北海道大学
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] 電気化学的Li挿入によるWO3エピタキシャル薄膜の金属化
- Author(s)
  相馬拓人 , 吉松公平 , 丹羽三冬 , 大島孝仁 , 大友明
- Organizer
  第62回応用物理学会春季学術講演会
- Place of Presentation
  東海大学
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] CaxSm1-xTiO3エピタキシャル薄膜の作製と電気特性評価
- Author(s)
  岡部宏和 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第62回応用物理学会春季学術講演会
- Place of Presentation
  東海大学
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] 配向を制御したα-Fe2O3薄膜の半導体光電極特性
- Author(s)
  増子尚徳 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第75回応用物理学会秋季学術講演会
- Place of Presentation
  北海道大学
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] ダブルペロブスカイト型La2TiFeO6の薄膜成長と物性
- Author(s)
  渡会啓介 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第75回応用物理学会秋季学術講演会
- Place of Presentation
  北海道大学
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-25887021
[Presentation] Li脱挿入によるLiTi2O4超伝導-絶縁状態間の可逆的スイッチング
- Author(s)
  丹羽三冬 , 吉松公平 , 大島孝仁 , 大友明
- Organizer
  第75回応用物理学会秋季学術講演会
- Place of Presentation
  北海道大学
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-25887021

1. OHTOMO Akira (10344722)

# of Collaborated Projects: 2 results

# of Collaborated Products: 71 results
2. KUMIGASHIRA Hiroshi (00345092)

# of Collaborated Projects: 2 results

# of Collaborated Products: 24 results
3. MATSUMOTO Yuji (60302981)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. OSHIMA Takayoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
5. SAKATA Osami

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
6. HORIBA Koji

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
7. MASHIKO Hisanori

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
8. NAKAMURA Kentaro

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
9. KUROKAWA Hikaru

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
10. SOMA Takuto

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
11. 藤森淳

# of Collaborated Projects: 0 results

# of Collaborated Products: 5 results
12. 北村未歩

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
13. 和田雄二

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
14. 小出常晴

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Yoshimatsu Kohei 吉松 公平

YOSHIMATSU Kohei 吉松 公平

Research Projects

Research Products

Co-Researchers

単結晶薄膜で実現する準安定酸化チタンの光誘起相転移現象の解明と相変化メモリ創生Principal Investigator

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Unveiling optical and electronic properties of new metastable titanium oxide that shows multiple phase transitionsPrincipal Investigator

Principal Investigator

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Review Section

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Development of inexpensive Hall effects measurement system using two-AC methodPrincipal Investigator

Principal Investigator

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Review Section

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Control of metal-insulator transition of Ti2O3 films by epitaxial strainPrincipal Investigator

Principal Investigator

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Review Section

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Complex structures and electronic phases in simple-oxide thin filmsPrincipal Investigator

Principal Investigator

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Development of electroactive materials through the analysis of electronic phase diagrams of epitaxial transition-metal oxides

Principal Investigator

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Controlling low-dimensional physical properties in metallic quantum well structures of strongly correlated oxidesPrincipal Investigator

Principal Investigator

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[Journal Article] Temperature-induced structural and electronic phase transitions in λ-phase Ti3O52024

Author(s)

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[Journal Article] Electronic phase diagram of Cr-doped VO2 epitaxial films studied by in situ photoemission spectroscopy2023

Author(s)

Journal Title

DOI

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[Journal Article] Quantization condition of strongly correlated electrons in oxide nanostructures2023

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[Journal Article] パルスレーザ堆積法によるλ相Ti3O5薄膜の合成 薄膜による準安定相図の安定化2023

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[Journal Article] 新しい準安定酸化チタン 多彩な機能と合成法2022

Author(s)

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[Journal Article] 新しい準安定酸化チタンλ相Ti3O5 多彩な相転移と薄膜合成2022

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[Journal Article] Evidence of lattice deformation induced metal-insulator transition in Ti2O32022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Two-dimensional superconductivity in single-band correlated 2H-type NbO2 layers2022

Yoshimatsu Kohei 吉松公平

YOSHIMATSU Kohei 吉松公平

[Journal Article] パルスレーザ堆積法によるλ相Ti3O5薄膜の合成薄膜による準安定相図の安定化2023

[Journal Article] 新しい準安定酸化チタン　多彩な機能と合成法2022