yukawa ryu 湯川龍

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Yukawa Ryu 湯川龍

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Researcher Number	40759479
Other IDs	https://orcid.org/0000-0002-5066-9445
Affiliation (Current)	2025: 東北大学, 国際放射光イノベーション・スマート研究センター, 准教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 東北大学, 国際放射光イノベーション・スマート研究センター, 准教授 2022 – 2023: 大阪大学, 大学院工学研究科, 助教 2019 – 2021: 大阪大学, 工学研究科, 助教 2017 – 2018: 大学共同利用機関法人高エネルギー加速器研究機構, 物質構造科学研究所, 特任助教
Review Section/Research Field	Principal Investigator Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related / Medium-sized Section 29:Applied condensed matter physics and related fields / Condensed matter physics I
Keywords	Principal Investigator 表面電子状態 / 電子輸送 / 角度分解光電子分光 / 薄膜 / 低次元 / 多体間相互作用 / 酸化物 / イメージング / ２次元 / 放射光 … More / 光電子分光 / 全反射高速陽電子線回折 / 電子構造 / 表面超構造 / 量子化 / 表面 / 電子状態 / バンド構造 Less

革新的異方キャリア伝導決定手法の開発による遷移金属酸化物上の１次元金属の解明Principal Investigator
- Principal Investigator
  
  湯川龍
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related
- Research Institution
  Tohoku University
  Osaka University
新奇転移機構探索のためのシートキャリアイメージングの実現Principal Investigator
- Principal Investigator
  
  湯川龍
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 29:Applied condensed matter physics and related fields
- Research Institution
  Tohoku University
Elucidation of surface electronic states with accurate measurement systems of surface superstructures and surface electronic structuresPrincipal Investigator
- Principal Investigator
  
  Yukawa Ryu
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related
- Research Institution
  Osaka University
Many-body interactions on two-dimensional electronic states formed in transition-metal oxidesPrincipal Investigator
- Principal Investigator
  
  Yukawa Ryu
- Project Period (FY)
  2017 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  High Energy Accelerator Research Organization

All 2023 2022 2021 2020 2019 2018 2017

All Journal Article Presentation Patent

[Journal Article] Surface valence transition in SmS by alkali metal adsorption2023
- Author(s)
  Nakamura Takuto、Nakaya Toru、Ohtsubo Yoshiyuki、Sugihara Hiroki、Tanaka Kiyohisa、Yukawa Ryu、Kitamura Miho、Kumigashira Hiroshi、Imura Keiichiro、Suzuki Hiroyuki S.、Sato Noriaki K.、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 4 Pages: 1-6
- DOI
  10.1103/physrevb.107.l041102
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-22K14605, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-18H03683, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859, KAKENHI-PROJECT-16KK0107, KAKENHI-PUBLICLY-22H04591, KAKENHI-PROJECT-23K20823, KAKENHI-PROJECT-23K23216
[Journal Article] Resolving decay-time dependent photoluminescence induced by phonon-dressed excitons in ZnO2022
- Author(s)
  Yukawa Ryu、Yamamoto Susumu、Arita Ren、Minami Yuki、Yamanoi Kohei、Ozawa Kenichi、Sakamoto Kazuyuki、Shimizu Toshihiko、Sarukura Nobuhiko、Matsuda Iwao
- Journal Title
  
  Physical Review Materials
  
  Volume: 6 Issue: 10 Pages: 104607-104607
- DOI
  10.1103/physrevmaterials.6.104607
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H05621, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H02707, KAKENHI-PROJECT-21H01805, KAKENHI-PROJECT-23K23225
[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] 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] Tunable two-dimensional electron system at the (110) surface of SnO22020
- Author(s)
  J. Dai, E. Frantzeskakis, F. Fortuna, P. Lomker, R. Yukawa, M. Thees, S. Sengupta, P. Le Fevre, F. Bertran, J. E. Rault, K. Horiba, M. Muller, H. Kumigashira, and A. F. Santander-Syro
- Journal Title
  
  Physical Review B
  
  Volume: 101 Issue: 8 Pages: 0851211-7
- DOI
  10.1103/physrevb.101.085121
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H02853
[Journal Article] Electronic structure of a (3×3)-ordered silicon layer on Al(111)2020
- Author(s)
  Sato Yusuke、Fukaya Yuki、Cameau Mathis、Kundu Asish K.、Shiga Daisuke、Yukawa Ryu、Horiba Koji、Chen Chin-Hsuan、Huang Angus、Jeng Horng-Tay、Ozaki Taisuke、Kumigashira Hiroshi、Niibe Masahito、Matsuda Iwao
- Journal Title
  
  Physical Review Materials
  
  Volume: 4 Issue: 6 Pages: 0640051-6
- DOI
  10.1103/physrevmaterials.4.064005
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K20906, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-18H03874, KAKENHI-PROJECT-18H01877, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H02853, KAKENHI-PROJECT-19K22134
[Journal Article] Emergence of metallic monoclinic states of VO2 films induced by K deposition2019
- Author(s)
  Shiga D.、Minohara M.、Kitamura M.、Yukawa R.、Horiba K.、Kumigashira H.
- Journal Title
  
  Physical Review B
  
  Volume: 99 Issue: 12 Pages: 125120-125120
- DOI
  10.1103/physrevb.99.125120
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K04946, KAKENHI-PROJECT-18K14130, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-17K14325
[Journal Article] High-density two-dimensional electron system induced by oxygen vacancies in ZnO2018
- Author(s)
  Rodel T. C.、Dai J.、Fortuna F.、Frantzeskakis E.、Le Fevre P.、Bertran F.、Kobayashi M.、Yukawa R.、Mitsuhashi T.、Kitamura M.、Horiba K.、Kumigashira H.、Santander-Syro A. F.
- Journal Title
  
  Physical Review Materials
  
  Volume: 2 Issue: 5
- DOI
  10.1103/physrevmaterials.2.051601
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K14130, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-17K14325
[Journal Article] Converting topological insulators into topological metals within the tetradymite family2018
- Author(s)
  Chen K.-W.、Aryal N.、Dai J.、Graf D.、Zhang S.、Das S.、Le F?vre P.、Bertran F.、Yukawa R.、Horiba K.、Kumigashira H.、Frantzeskakis E.、Fortuna F.、Balicas L.、Santander-Syro A. F.、Manousakis E.、Baumbach R. E.
- Journal Title
  
  Physical Review B
  
  Volume: 97 Issue: 16 Pages: 165112-165112
- DOI
  10.1103/physrevb.97.165112
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-17K14325
[Journal Article] Control of two-dimensional electronic states at anatase TiO2(001) surface by K adsorption2018
- Author(s)
  Yukawa R.、Minohara M.、Shiga D.、Kitamura M.、Mitsuhashi T.、Kobayashi M.、Horiba K.、Kumigashira H.
- Journal Title
  
  Physical Review B
  
  Volume: 97 Issue: 16 Pages: 165428-165428
- DOI
  10.1103/physrevb.97.165428
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K04946, KAKENHI-PROJECT-18K14130, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-17K14325
[Journal Article] Surface electronic structure of SmB 6 (111)2018
- Author(s)
  Y. Ohtsubo, K. Hagiwara, C. Wang, R. Yukawa, K. Horiba, H. Kumigashira, W. Hirano, F. Iga, S. Kimura
- Journal Title
  
  Physica B: Condensed Matter
  
  Volume: 536 Pages: 75-77
- DOI
  10.1016/j.physb.2017.09.033
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14325, KAKENHI-PROJECT-15H03676, KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-16K05431
[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
[Patent] 回転伝達装置、および移送装置2022
- Inventor(s)
  湯川龍、坂本一之、板谷亮太
- Industrial Property Rights Holder
  湯川龍、坂本一之、板谷亮太
- Industrial Property Rights Type
  特許
- Filing Date
  2022
- Data Source
  KAKENHI-PROJECT-19H01830
[Presentation] ZnOにおけるフォノンと相互作用した励起子の時間分解発光研究2021
- Author(s)
  湯川龍, 山本達, 有田廉, 南佑輝, 山ノ井航平, 小澤健一, 坂本一之, 清水俊彦, 猿倉信彦, 松田巌
- Organizer
  日本物理学会 2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01830
[Presentation] In-situ Angle-Resolved Photoemission Studies of the Quasi-Two-Dimensional Electron Liquid States Formed at Anatase TiO2 (001) Surface by K Adsorption2018
- Author(s)
  R. Yukawa, M. Minohara, D. Shiga, M. Kitamura, T. Mitsuhashi, M. Kobayashi, K. Horiba, and H. Kumigashira
- Organizer
  ACSIN-14 & ICSPM26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14325
[Presentation] 光触媒作用をもつアナターゼ型TiO2表面に誘起される機能解析：電子状態と表面構造2018
- Author(s)
  湯川龍, 簔原誠人, 志賀大亮, 北村未歩, 堀場弘司, 望月出海, 兵頭俊夫, 組頭広志
- Organizer
  第3回　元素戦略＜研究拠点形成型＞・大型研究施設携シンポジウム
- Data Source
  KAKENHI-PROJECT-17K14325
[Presentation] K吸着によるAnatase TiO2 (001)表面の２次元電子状態制御2018
- Author(s)
  湯川龍、簔原誠人、志賀大亮、北村未歩、三橋太一、小林正起、堀場弘司、組頭広志
- Organizer
  2017年度量子ビームサイエンスフェスタ
- Data Source
  KAKENHI-PROJECT-17K14325
[Presentation] K吸着によるAnatase TiO2 (001)表面の２次元電子状態制御2018
- Author(s)
  湯川龍、簔原誠人、志賀大亮、北村未歩、三橋太一、小林正起、堀場弘司、組頭広志
- Organizer
  表面・界面スペクトロスコピー2018
- Data Source
  KAKENHI-PROJECT-17K14325
[Presentation] Two-dimensional electron liquid states at the K-adsorbed anatase-TiO2 (001) surface2017
- Author(s)
  R. Yukawa, M. Minohara, D. Shiga, M. Kitamura, T. Mitsuhashi, M. Kobayashi, K. Horiba, and H. Kumigashira
- Organizer
  International Workshop on Oxide Electronics (iWOE-24)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14325

1. 望月出海 (30579058)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 大坪嘉之 (70735589)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 庵智幸 (00908410)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. HORIBA Kanta

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
5. 北村未歩

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
6. 簑原誠人

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
7. 組頭広志

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
8. 吉松公平

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
9. 坂本一之

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

yukawa ryu 湯川 龍

Yukawa Ryu 湯川 龍

Research Projects

Research Products

Co-Researchers

革新的異方キャリア伝導決定手法の開発による遷移金属酸化物上の１次元金属の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

新奇転移機構探索のためのシートキャリアイメージングの実現Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Elucidation of surface electronic states with accurate measurement systems of surface superstructures and surface electronic structuresPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Many-body interactions on two-dimensional electronic states formed in transition-metal oxidesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Surface valence transition in SmS by alkali metal adsorption2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Resolving decay-time dependent photoluminescence induced by phonon-dressed excitons in ZnO2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Electronic structure of SrTi1-xVxO3 films studied by in situ photoemission spectroscopy: Screening for a transparent electrode material2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Resonant tunneling driven metal-insulator transition in double quantum-well structures of strongly correlated oxide2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tunable two-dimensional electron system at the (110) surface of SnO22020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Electronic structure of a (3×3)-ordered silicon layer on Al(111)2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Emergence of metallic monoclinic states of VO2 films induced by K deposition2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] High-density two-dimensional electron system induced by oxygen vacancies in ZnO2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Converting topological insulators into topological metals within the tetradymite family2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Control of two-dimensional electronic states at anatase TiO2(001) surface by K adsorption2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Surface electronic structure of SmB 6 (111)2018

yukawa ryu 湯川龍

Yukawa Ryu 湯川龍