Otsuka Tomohiro 大塚朋廣

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OTSUKA Tomohiro 大塚朋廣

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Researcher Number	50588019
Other IDs
Affiliation (Current)	2025: 東北大学, 材料科学高等研究所, 准教授 2025: 東北大学, 電気通信研究所, 准教授
Affiliation (based on the past Project Information) *help	2022 – 2025: 東北大学, 材料科学高等研究所, 准教授 2018 – 2023: 東北大学, 電気通信研究所, 准教授 2016 – 2017: 国立研究開発法人理化学研究所, 創発物性科学研究センター, 客員研究員 2013 – 2014: 独立行政法人理化学研究所, 創発物性科学研究センター, 特別研究員 2010 – 2011: 東京大学, 大学院・工学系研究科, 研究員
Review Section/Research Field	Principal Investigator Transformative Research Areas, Section (II) / Science and Engineering / Basic Section 28020:Nanostructural physics-related / Medium-sized Section 13:Condensed matter physics and related fields / Condensed matter physics I / Nanostructural science Except Principal Investigator Medium-sized Section 14:Plasma science and related fields / Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields / Medium-sized Section 21:Electrical and electronic engineering and related fields
Keywords	Principal Investigator 量子ドット / ナノ・マイクロデバイス / マイクロ・ナノデバイス / メゾスコピック系 / 半導体 / 半導体物性 / 量子ホール効果 / 量子細線 / 電子物性 / 酸化亜鉛 … More / 機械学習 / 量子センシング / 量子情報 / デコヒーレンス / 局所スピン状態 / 低温物性 / ミクロプローブ / 量子ポイントコンタクト / 半導体微細構造 / 局所プローブ / 量子エレクトロニクス / スピン偏極 … More Except Principal Investigator 量子ドット / プラズマCVD / カーボンナノチューブ / 量子コンピュータ / 半導体量子センサー / 放射線検出器 / 放射線応答 / 半導体量子デバイス / 量子デバイス / 機械学習 / カイラリティ制御 / スピン軌道相互作用 / 量子情報 / ゲルマニウム / シリコン / 高透明太陽電池 / その場観測 / 原子構造制御合成 / 遷移金属ダイカルコゲナイド / グラフェンナノリボン Less

機械学習による半導体量子ハードウェア最適化と応用Principal Investigator
- Principal Investigator
  
  大塚朋廣
- Project Period (FY)
  2025 – 2026
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Tohoku University
プラズママテリアルズインフォマティクスが拓く完全カイラリティ制御ナノチューブ合成
- Principal Investigator
  
  加藤俊顕
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 14:Plasma science and related fields
- Research Institution
  Tohoku University
機械学習による半導体量子ハードウェア最適化と応用Principal Investigator
- Principal Investigator
  
  大塚朋廣
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Tohoku University
高品質酸化亜鉛微細構造における新奇量子電子物性解明Principal Investigator
- Principal Investigator
  
  大塚朋廣
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 28020:Nanostructural physics-related
- Research Institution
  Tohoku University
半導体量子ドットデバイスの放射線応答の調査と放射線検出器への利用
- Principal Investigator
  
  吉田斉
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Osaka University
Research on decoherence and quantum technologiesPrincipal Investigator
- Principal Investigator
  
  Otsuka Tomohiro
- Project Period (FY)
  2021 – 2023
- 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
Elucidation and control of hole spin dynamics in quantum structures
- Principal Investigator
  
  KODERA Tetsuo
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 21:Electrical and electronic engineering and related fields
- Research Institution
  Tokyo Institute of Technology
Plasma CVD synthesis of atomically precise 1D nanocarbon materials and its innovative applications
- Principal Investigator
  
  Kato Toshiaki
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 14:Plasma science and related fields
- Research Institution
  Tohoku University
スピン変換研究に向けた電気的超高速局所スピンプローブの開発と応用Principal Investigator
- Principal Investigator
  
  大塚朋廣
- Project Period (FY)
  2017 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tohoku University
  Institute of Physical and Chemical Research
高速量子プローブを用いた微小系の電子輸送ゆらぎの研究Principal Investigator
- Principal Investigator
  
  大塚朋廣
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Institute of Physical and Chemical Research
Probing local electronic and spin states in semiconductor microstructures by single-lead quantum dotsPrincipal Investigator
- Principal Investigator
  
  OTSUKA Tomohiro
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  The Institute of Physical and Chemical Research
Study of quantum coherence in multiple system utilizing multi single-lead quantum dotsPrincipal Investigator
- Principal Investigator
  
  OTSUKA Tomohiro
- Project Period (FY)
  2010 – 2011
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Nanostructural science
- Research Institution
  The University of Tokyo

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2010 Other

All Journal Article Presentation

[Journal Article] Visual explanations of machine learning model estimating charge states in quantum dots2024
- Author(s)
  Muto Yui、Nakaso Takumi、Shinozaki Motoya、Aizawa Takumi、Kitada Takahito、Nakajima Takashi、Delbecq Matthieu R.、Yoneda Jun、Takeda Kenta、Noiri Akito、Ludwig Arne、Wieck Andreas D.、Tarucha Seigo、Kanemura Atsunori、Shiga Motoki、Otsuka Tomohiro
- Journal Title
  
  APL Machine Learning
  
  Volume: 2 Issue: 2 Pages: 026110-026110
- DOI
  10.1063/5.0193621
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23KJ0200, KAKENHI-PROJECT-21K18592, KAKENHI-PUBLICLY-23H04490, KAKENHI-PROJECT-23K26482
[Journal Article] Radio-Frequency Reflectometry in Bilayer Graphene Devices Utilizing Microscale Graphite Back-Gates2023
- Author(s)
  Johmen Tomoya、Shinozaki Motoya、Fujiwara Yoshihiro、Aizawa Takumi、Otsuka Tomohiro
- Journal Title
  
  Physical Review Applied
  
  Volume: 20 Issue: 1 Pages: 014035-014035
- DOI
  10.1103/physrevapplied.20.014035
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K18592
[Journal Article] Channel length dependence of the formation of quantum dots in GaN/AlGaN FETs2023
- Author(s)
  Matsumura Kazuma、Abe Takaya、Kitada Takahito、Kumasaka Takeshi、Ito Norikazu、Tanaka Taketoshi、Nakahara Ken、Otsuka Tomohiro
- Journal Title
  
  Applied Physics Express
  
  Volume: 16 Issue: 7 Pages: 075003-075003
- DOI
  10.35848/1882-0786/ace415
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K18592
[Journal Article] Wide dynamic range charge sensor operation by high-speed feedback control of radio-frequency reflectometry2023
- Author(s)
  Fujiwara Yoshihiro、Shinozaki Motoya、Matsumura Kazuma、Noro Kosuke、Tataka Riku、Sato Shoichi、Kumasaka Takeshi、Otsuka Tomohiro
- Journal Title
  
  Applied Physics Letters
  
  Volume: 123 Issue: 21 Pages: 213502-213502
- DOI
  10.1063/5.0167212
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K18592, KAKENHI-PUBLICLY-23H04490, KAKENHI-PROJECT-23K26482
[Journal Article] Nonlinear conductance in nanoscale CoFeB/MgO magnetic tunnel junctions with perpendicular easy axis2023
- Author(s)
  Shinozaki Motoya、Igarashi Junta、Iwakiri Shuichi、Kitada Takahito、Hayakawa Keisuke、Jinnai Butsurin、Otsuka Tomohiro、Fukami Shunsuke、Kobayashi Kensuke、Ohno Hideo
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 9
- DOI
  10.1103/physrevb.107.094436
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592, KAKENHI-PROJECT-19H00656, KAKENHI-PROJECT-20H00237, KAKENHI-PLANNED-19H05826, KAKENHI-PROJECT-19H05622
[Journal Article] Scalable fabrication of graphene nanoribbon quantum dot devices with stable orbital-level spacing2022
- Author(s)
  Kato Toshiaki、Kitada Takahito、Seo Mizuki、Okita Wakana、Sato Naofumi、Shinozaki Motoya、Abe Takaya、Kumasaka Takeshi、Aizawa Takumi、Muto Yui、Kaneko Toshiro、Otsuka Tomohiro
- Journal Title
  
  Communications Materials
  
  Volume: 3 Issue: 1
- DOI
  10.1038/s43246-022-00326-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K18592, KAKENHI-PROJECT-22H04947, KAKENHI-PUBLICLY-22H05441
[Journal Article] Gate voltage dependence of noise distribution in radio-frequency reflectometry in gallium arsenide quantum dots2021
- Author(s)
  Shinozaki Motoya、Muto Yui、Kitada Takahito、Nakajima Takashi、Delbecq Matthieu R.、Yoneda Jun、Takeda Kenta、Noiri Akito、Ito Takumi、Ludwig Arne、Wieck Andreas D.、Tarucha Seigo、Otsuka Tomohiro
- Journal Title
  
  Applied Physics Express
  
  Volume: 14 Issue: 3 Pages: 035002-035002
- DOI
  10.35848/1882-0786/abe41f
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01819, KAKENHI-PROJECT-20J14418, KAKENHI-PROJECT-20H00237
[Journal Article] Spin-orbit assisted spin funnels in DC transport through a physically defined pMOS double quantum dot2019
- Author(s)
  Marian Marx, Jun Yoneda, Tomohiro Otsuka, Kenta Takeda, Yu Yamaoka, Takashi Nakajima, Sen Li, Akito Noiri, Tetsuo Kodera, and Seigo Tarucha
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 58 Issue: SB Pages: SBBI07-SBBI07
- DOI
  10.7567/1347-4065/ab01d6
- NAID
  210000155620
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-18H01819
[Journal Article] Difference in charge and spin dynamics in a quantum dot-lead coupled system2019
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Sen Li, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Journal Title
  
  Physical Review B
  
  Volume: 99 Issue: 8 Pages: 85402-85402
- DOI
  10.1103/physrevb.99.085402
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-18H01819, KAKENHI-PROJECT-16K05411
[Journal Article] Quantum non-demolition measurement of an electron spin qubit2019
- Author(s)
  Takashi Nakajima, Akito Noiri, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Journal Title
  
  Nature Nanotechnology
  
  Volume: 未定 Issue: 6 Pages: 555-560
- DOI
  10.1038/s41565-019-0426-x
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-19K14640, KAKENHI-PROJECT-18H01819
[Journal Article] Four single-spin Rabi oscillations in a quadruple quantum dot2018
- Author(s)
  Takumi Ito, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Akito Noiri, Giles Allison, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Journal Title
  
  Applied Physics Letters
  
  Volume: 113 Issue: 9 Pages: 93101-93101
- DOI
  10.1063/1.5040280
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-18H01819, KAKENHI-PROJECT-18J13522
[Journal Article] Coherent transfer of electron spin correlations assisted by dephasing noise2018
- Author(s)
  Takashi Nakajima, Matthieu R. Delbecq, Tomohiro Otsuka, Shinichi Amaha, Jun Yoneda, Akito Noiri, Kenta Takeda, Giles Allison, Arne Ludwig, Andreas D. Wieck, Xuedong Hu, Franco Nori, and Seigo Tarucha
- Journal Title
  
  Nature Communications
  
  Volume: 9 Issue: 1 Pages: 2133-2133
- DOI
  10.1038/s41467-018-04544-7
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-18H01819
[Journal Article] Optimized electrical control of a Si/SiGe spin qubit in the presence of an induced frequency shift2018
- Author(s)
  K. Takeda, J. Yoneda, T. Otsuka, T. Nakajima, M. R. Delbecq, G. Allison, Y. Hoshi, N. Usami, K. M. Itoh, S. Oda, T. Kodera and S. Tarucha
- Journal Title
  
  npj Quantum Information
  
  Volume: 4 Issue: 1 Pages: 54-54
- DOI
  10.1038/s41534-018-0105-z
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14078, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220602, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-18H01819
[Journal Article] A fast quantum interface between different spin qubit encodings2018
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Journal Title
  
  Nature Communications
  
  Volume: 9 Issue: 1 Pages: 5066-5066
- DOI
  10.1038/s41467-018-07522-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-18H01819
[Journal Article] A quantum-dot spin qubit with coherence limited by charge noise and fidelity higher than 99.9%2018
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Journal Title
  
  Nature Nanotechnology
  
  Volume: 13 Issue: 2 Pages: 102-106
- DOI
  10.1038/s41565-017-0014-x
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14078, KAKENHI-PROJECT-26709023, KAKENHI-PUBLICLY-16H00817, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220602, KAKENHI-PROJECT-26220710, KAKENHI-PROJECT-16F16806
[Journal Article] A triangular triple quantum dot with tunable tunnel couplings2017
- Author(s)
  Noiri A、Kawasaki K、Otsuka T、Nakajima T、Yoneda J、Amaha S、Delbecq M R、Takeda K、Allison G、Ludwig A、Wieck A D、Tarucha S
- Journal Title
  
  Semiconductor Science and Technology
  
  Volume: 32 Issue: 8 Pages: 084004-084004
- DOI
  10.1088/1361-6641/aa7596
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710
[Journal Article] Robust Single-Shot Spin Measurement with 99.5% Fidelity in a Quantum Dot Array2017
- Author(s)
  Nakajima Takashi、Delbecq Matthieu R.、Otsuka Tomohiro、Stano Peter、Amaha Shinichi、Yoneda Jun、Noiri Akito、Kawasaki Kento、Takeda Kenta、Allison Giles、Ludwig Arne、Wieck Andreas D.、Loss Daniel、Tarucha Seigo
- Journal Title
  
  Physical Review Letters
  
  Volume: 119 Issue: 1 Pages: 1-6
- DOI
  10.1103/physrevlett.119.017701
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05411, KAKENHI-PUBLICLY-16H00817, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710
[Journal Article] Cotunneling spin blockade observed in a three-terminal triple quantum dot2017
- Author(s)
  Noiri A.、Takakura T.、Obata T.、Otsuka T.、Nakajima T.、Yoneda J.、Tarucha S.
- Journal Title
  
  Physical Review B
  
  Volume: 96 Issue: 15 Pages: 155414-155414
- DOI
  10.1103/physrevb.96.155414
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-16H00817, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710
[Journal Article] Higher-order spin and charge dynamics in a quantum dot-lead hybrid system2017
- Author(s)
  Otsuka Tomohiro、Nakajima Takashi、Delbecq Matthieu R.、Amaha Shinichi、Yoneda Jun、Takeda Kenta、Allison Giles、Stano Peter、Noiri Akito、Ito Takumi、Loss Daniel、Ludwig Arne、Wieck Andreas D.、Tarucha Seigo
- Journal Title
  
  Scientific Reports
  
  Volume: 7 Issue: 1 Pages: 1-7
- DOI
  10.1038/s41598-017-12217-6
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05411, KAKENHI-PUBLICLY-16H00817, KAKENHI-PUBLICLY-17H05187, KAKENHI-PROJECT-26220710
[Journal Article] Single-electron Spin Resonance in a Quadruple Quantum Dot2016
- Author(s)
  Otsuka Tomohiro、Nakajima Takashi、Delbecq Matthieu R.、Amaha Shinichi、Yoneda Jun、Takeda Kenta、Allison Giles、Ito Takumi、Sugawara Retsu、Noiri Akito、Ludwig Arne、Wieck Andreas D.、Tarucha Seigo
- Journal Title
  
  Scientific Reports
  
  Volume: 6 Issue: 1 Pages: 31820-31820
- DOI
  10.1038/srep31820
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817, KAKENHI-PROJECT-26220710
[Journal Article] Detection and control of charge states in a quintuple quantum dot2016
- Author(s)
  Ito Takumi、Otsuka Tomohiro、Amaha Shinichi、Delbecq Matthieu R.、Nakajima Takashi、Yoneda Jun、Takeda Kenta、Allison Giles、Noiri Akito、Kawasaki Kento、Tarucha Seigo
- Journal Title
  
  Scientific Reports
  
  Volume: 6 Issue: 1 Pages: 39113-39113
- DOI
  10.1038/srep39113
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817, KAKENHI-PROJECT-26220710
[Journal Article] A fault-tolerant addressable spin qubit in a natural silicon quantum dot2016
- Author(s)
  K. Takeda, J. Kamioka, T. Otsuka, J. Yoneda, T. Nakajima, M. R. Delbecq, S. Amaha, G. Allison, T. Kodera, S. Oda, S. Tarucha
- Journal Title
  
  Science Advanced
  
  Volume: 2 Issue: 8 Pages: 694-694
- DOI
  10.1126/sciadv.1600694
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26709023, KAKENHI-PUBLICLY-16H00817, KAKENHI-PROJECT-26220710
[Journal Article] Fast Electrical Control of Single Electron Spins in Quantum Dots with Vanishing Influence from Nuclear Spins2014
- Author(s)
  J. Yoneda, T. Otsuka, T. Nakajima, T. Takakura, T. Obata, M. Pioro-Ladriere, H. Lu, C. J. Palmstrom, A. C. Gossard, S. Tarucha
- Journal Title
  
  Physical Review Letters
  
  Volume: 113 Issue: 26
- DOI
  10.1103/physrevlett.113.267601
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25790006, KAKENHI-PROJECT-25800173
[Journal Article] Single to quadruple quantum dots with tunable tunnel couplings2014
- Author(s)
  T. Takakura, A. Noiri, T. Obata, T. Otsuka, J. Yoneda, K. Yoshida, S. Tarucha
- Journal Title
  
  Applied Physics Letters
  
  Volume: 104 Issue: 11 Pages: 113109-113109
- DOI
  10.1063/1.4869108
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J09133, KAKENHI-PLANNED-21102003, KAKENHI-PROJECT-24710148, KAKENHI-PROJECT-25800173
[Journal Article] Full control of quadruple quantum dot circuit charge states in the single electron regime2014
- Author(s)
  M. R. Delbecq, T. Nakajima, T. Otsuka, S. Amaha, J. D. Watson, M. J. Manfra, S. Tarucha
- Journal Title
  
  Applied Physics Letters
  
  Volume: 104 Issue: 18 Pages: 1831111-3
- DOI
  10.1063/1.4875909
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25790006, KAKENHI-PROJECT-25800173
[Journal Article] Single-spin manipulation in a double quantum dot with micromagnet2014
- Author(s)
  Stefano Chesi, Ying-Dan Wang, Jun Yoneda, Tomohiro Otsuka, Seigo Tarucha, and Daniel Loss
- Journal Title
  
  Physical Review B
  
  Volume: 90 Issue: 23 Pages: 2353111-12
- DOI
  10.1103/physrevb.90.235311
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25800173, KAKENHI-PROJECT-26220710
[Journal Article] Measurement of Energy Relaxation in Quantum Hall Edge States Utilizing Quantum Point Contacts2013
- Author(s)
  T. Otsuka, Y. Sugihara, J. Yoneda, T. Nakajima, and S. Tarucha
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 83 Issue: 1 Pages: 14710-14710
- DOI
  10.7566/jpsj.83.014710
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J09133, KAKENHI-PROJECT-25790006, KAKENHI-PROJECT-25800173
[Journal Article] Probing local electronic states in the quantum Hall regime with a side-coupled quantum dot2010
- Author(s)
  Tomohiro Otsuka, Eisuke Abe, Yasuhiro Iye, Shingo Katsumoto
- Journal Title
  
  Physical Review B
  
  Volume: 81 Pages: 245302-1
- Data Source
  KAKENHI-PROJECT-22810008
[Journal Article] Probing local electronic states in the quantum Hall regime with a side-coupled quantum dot2010
- Author(s)
  Tomohiro Otsuka, EIsuke Abe, Yasuhoro Iye, Shingo Katsumoto
- Journal Title
  
  Physical Review B
  
  Volume: 81
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22810008
[Presentation] Semiconductor Qubits and New Materials2024
- Author(s)
  Tomohiro Otsuka
- Organizer
  UK-Japan-Swiss Workshop ‘Materials for Quantum Electronics’
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K26482
[Presentation] GaN FETにおけるマイクロ波共鳴ピークの解析2024
- Author(s)
  松村和真、阿部峰也、篠崎基矢、相澤拓海、熊坂武志、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 量子デバイスの放射線に対する応答の研究2024
- Author(s)
  吉田斉，高草元，岸本康宏，大塚朋廣
- Organizer
  令和５年度東北大学電通通信研究所共同プロジェクト研究会
- Data Source
  KAKENHI-PROJECT-22K18716
[Presentation] 酸化亜鉛量子ドット近藤効果の解析2024
- Author(s)
  野呂康介、松村和真、熊坂武志、小塚裕介、塚﨑敦、川﨑雅司、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-23K26482
[Presentation] Formation of quantum dots and analysis of Kondo effect in ZnO2024
- Author(s)
  Kosuke Noro, Yusuke Kozuka, Kazuma Matsumura, Takeshi Kumasaka, Yoshihiro Fujiwara, Atsushi Tsukazaki, Masashi Kawasaki, and Tomohiro Otsuka
- Organizer
  PASPS-27
- Data Source
  KAKENHI-PROJECT-23K26482
[Presentation] Semiconductor Qubits and New Materials2024
- Author(s)
  Tomohiro Otsuka
- Organizer
  UK-Japan-Swiss Workshop ‘Materials for Quantum Electronics’
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] Semiconductor Qubits and New Materials2024
- Author(s)
  Tomohiro Otsuka
- Organizer
  UK-Japan-Swiss Workshop ‘Materials for Quantum Electronics’
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04490
[Presentation] 短チャネルGaN FETにおける少数量子ドットの形成2023
- Author(s)
  松村和真、阿部峰也、北田孝仁、熊坂武志、伊藤範和、田中岳利、中原健、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 「量子ポイントコンタクトの放射線応答についての研究」2023
- Author(s)
  吉田斉，西川隆博，柴田真尚，岸本康宏，大塚朋廣
- Organizer
  令和4年度，東北大学電気通信研究所共同プロジェクト研究発表会
- Data Source
  KAKENHI-PROJECT-22K18716
[Presentation] Automatic state recognition of quantum dot hardware utilizing machine learning2023
- Author(s)
  Yui Muto, Takumi Nakaso, Takumi Aizawa, Motoya Shinozaki, Takahito Kitada, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha, Atsunori Kanemura, Motoki Shiga, and Tomohiro Otsuka
- Organizer
  International Conference on Machine Learning Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04490
[Presentation] Semiconductor spin qubits and new materials2023
- Author(s)
  Tomohiro Otsuka
- Organizer
  Workshop: Emerging Platforms for Quantum Computing
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] Radio-frequency reflectometry measurement in bilayer graphene microdevices2023
- Author(s)
  Tomoya Johmen, Motoya Shinozaki, Yoshihiro Fujiwara, Riku Tataka, Takumi Aizawa, Takeshi Kumasaka, and Tomohiro Otsuka
- Organizer
  International Conference on Electronic Properties of Two-Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 量子デバイスの放射線に対する応答の研究2023
- Author(s)
  高草元, 岸本康宏，吉田斉，大塚朋廣
- Organizer
  日本物理学会 2024年春季大会
- Data Source
  KAKENHI-PROJECT-22K18716
[Presentation] Semiconductor spin qubits and new materials2023
- Author(s)
  Tomohiro Otsuka
- Organizer
  Workshop: Emerging Platforms for Quantum Computing
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K26482
[Presentation] High-frequency measurement in graphene nanostructures for quantum devices2023
- Author(s)
  Tomoya Johmen, Motoya Shinozaki, Yoshihiro Fujiwara, Takumi Aizawa, and Tomohiro Otsuka
- Organizer
  Workshop on Quantum and Classical Cryogenic Devices, Circuits, and Systems, Superconducting SFQ VLSI Workshop, and International Workshop of Spin/Quantum Materials and Devices
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 機械学習による量子ドット電荷状態推定の汎化性能改良2023
- Author(s)
  武藤由依, 中曽拓, 相澤拓海, 篠﨑基矢, 北田孝仁, 中島峻, Matthieu R. Delbecq, 米田淳, 武田健太, 野入亮人, Arne Ludwig, Andreas D. Wieck, 樽茶清悟, 兼村厚範, 志賀元紀, 大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PUBLICLY-23H04490
[Presentation] Semiconductor spin qubits and new materials2023
- Author(s)
  Tomohiro Otsuka
- Organizer
  Workshop: Emerging Platforms for Quantum Computing
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04490
[Presentation] Quantum dots in new materials for quantum devices2023
- Author(s)
  Tomohiro Otsuka
- Organizer
  International Workshop of Spin/Quantum Materials and Devices
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 高周波反射測定の高速PID制御による電荷センサのダイナミックレンジ改善2023
- Author(s)
  篠﨑基矢、藤原義弘、松村和真、野呂康介、田髙陸、佐藤彰一、熊坂武志、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 機械学習と前処理によるノイズ耐性のある量子ドット電荷状態推定2022
- Author(s)
  武藤由依、中曽拓、相澤拓海、篠﨑基矢、北田孝仁、中島峻、 Matthieu R. Delbecq、米田淳、武田健太、野入亮人、Arne Ludwig、 Andreas D. Wieck、樽茶清悟、兼村厚範、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Noise-robust charge state recognition in quantum dots utilizing machine learning and preprocessing”2022
- Author(s)
  Y.Muto、T.Nakaso、M.Shinozaki、T. Kitada、T. Nakajima、M. R. Delbecq、J. Yoneda、K. Takeda、A. Noiri、A. Ludwig、A. D. Wieck、S. Tarucha、A. Kanemura、T. Otsuka
- Organizer
  The 11th Workshop on Semiconductor/Superconductor Quantum Coherence Effect and Quantum Information
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Noise-robust charge state recognition in quantum dots utilizing machine learning and preprocessing2022
- Author(s)
  Y. Muto, T. Nakaso, M. Shinozaki, T. Kitada, T. Nakajima, M. R. Delbecq, J. Yoneda, K. Takeda, A. Noiri, A. Ludwig, A. D. Wieck, S. Tarucha, A. Kanemura, and T. Otsuka
- Organizer
  The 11th Workshop on Semiconductor/Superconductor Quantum Coherence Effect and Quantum Information
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] 二層グラフェン微小デバイスにおける高周波反射測定2022
- Author(s)
  上面友也、篠崎基矢、熊坂武志、藤原義弘、田高陸、相澤拓海、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 高周波反射測定による量子ドットQCA状態電荷遷移の実時間観測2022
- Author(s)
  相澤拓海、篠﨑基矢、藤原義弘、熊坂武、中島峻、Matthieu R. Delbecq、米田淳、武田健太、野入亮人、Arne Ludwig、Andreas D. Wieck、樽茶清悟、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] 機械学習と前処理によるノイズ耐性のある量子ドット電荷状態推定2022
- Author(s)
  武藤由依、中曽拓、相澤拓海、篠﨑基矢、北田孝仁、中島峻、 M. R. Delbecq、米田淳、武田健太、野入亮人、A. Ludwig、 A. D. Wieck、樽茶清悟、兼村厚範、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Charge state estimation in quantum dots by Bayesian approach2021
- Author(s)
  Yui Muto, Motoya Shinozaki, Takahito Kitada, Shuya Nagayasu, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Sen Li, Takumi Ito, Seigo Tarucha and Tomohiro Otsuka,
- Organizer
  International Symposium for The Core Research Clusters for Materials Science and Spintronics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Error rate analysis of charge sensing in quantum dots by Bayesian approach2021
- Author(s)
  Motoya Shinozaki, Yui Muto, Takahito Kitada, Shuya Nagayasu, Takeshi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Sen Li, Takumi Ito, Seigo Tarucha, Tomohiro Otsuka
- Organizer
  Symposium for The Core Research Clusters for Materials Science and Spintronics, and International Joint Graduate Program in Materials Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Readout noise in radio-frequency reflectometry in gallium arsenide quantum dots2021
- Author(s)
  Motoya Shinozaki, Yui Muto, Takahito Kitada, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Takumi Ito, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha and Tomohiro Otsuka
- Organizer
  International Symposium for The Core Research Clusters for Materials Science and Spintronics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Noise analysis of radio-frequency reflectometry for single spin and charge detection in quantum dots2021
- Author(s)
  Tomohiro Otsuka, Motoya Shinozaki, Yui Muto, Takahito Kitada, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Takumi Ito, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  1st Online RIEC International Workshop on Spintronics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18592
[Presentation] Noise analysis of radio-frequency reflectometry for single spin and charge detection in quantum dots2021
- Author(s)
  Tomohiro Otsuka, Motoya Shinozaki, Yui Muto, Takahito Kitada, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Takumi Ito, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  1st Online RIEC International Workshop on Spintronics, Online
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Noise dependence of the charge state estimation in quantum dots by Bayesian approach,2020
- Author(s)
  Y. Muto, M. Shinozaki, T. Kitada, S. Nagayasu, T. Nakajima, M. R. Delbecq, J. Yoneda, K. Takeda, A. Noiri, S. Li, T. Ito, S. Tarucha, and T. Otsuka
- Organizer
  第10回半導体/超伝導体量子効果と量子情報の研修会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] Noise analysis of radio-frequency reflectometry in quantum dots2020
- Author(s)
  M. Shinozaki, Y. Muto, T. Kitada, T. Nakajima, M. R. Delbecq, J. Yoneda, K. Takeda, A. Noiri, T. Ito, A. Ludwig, A. D. Wieck, S. Tarucha, and T. Otsuka
- Organizer
  第10回半導体/超伝導体量子効果と量子情報の研修会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] グラフェンナノリボンを用いたサイズ制御量子ドットの直接合成2020
- Author(s)
  M. Seo, T. Kitada, T. Kaneko, T. Otsuka, and T. Kato
- Organizer
  第59回フラーレン・ナノチューブ・グラフェン総合シンポジウム
- Data Source
  KAKENHI-PROJECT-19H00664
[Presentation] Measurement and control of spin quantum states utilizing semiconductor quantum dots2020
- Author(s)
  T. Otsuka, T. Nakajima, M. R. Delbecq, P. Stano, S. Amaha, J. Yoneda, K. Takeda, G. Allison, S. Li, A. Noiri, T. Ito, D. Loss, A. Ludwig, A. D. Wieck, and S. Tarucha
- Organizer
  第44回日本磁気学会学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] 機械学習による量子ドットの電荷状態推定2020
- Author(s)
  中曽拓、篠﨑基矢、相澤拓海、北田孝仁、武藤由依、中島峻、Matthieu R. Delbecq、米田淳、武田健、野入亮人、伊藤匠、Arne Ludwig、Andreas D. Wieck、樽茶清悟、兼村厚範、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] ベイズ手法による量子ドット電荷状態推定のノイズ依存性2020
- Author(s)
  武藤由依、篠﨑基矢、北田孝仁、永安修也、中島峻、Matthieu R. Delbecq、米田淳、武田健太、野入亮人、Sen Li、伊藤匠、樽茶清悟、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] 量子ドット高周波反射測定のノイズ解析2020
- Author(s)
  篠﨑基矢、武藤由依、北田孝仁、中島峻、Matthieu R. Delbecq、米田淳、武田健太、野入亮人、伊藤匠、Arne Ludwig、Andreas D. Wieck、樽茶清悟、大塚朋廣
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20H00237
[Presentation] A 99.9%-fidelity spin qubit in isotopically purified silicon with charge-noise-limited coherence2018
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Coherent coupling between spin qubits of different codes2018
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  International Conference on Superlattices, Nanostructures and Nanodevices
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] 量子デバイスの高周波測定技術2018
- Author(s)
  大塚朋廣
- Organizer
  日本物理学会
- Invited
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] A 99.9%-fidelity spin qubit in isotopically purified silicon with charge-noise-limited coherence2018
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Control fidelities in isotopically natural and enriched silicon quantum dot qubits2018
- Author(s)
  Kenta Takeda, Jun Yoneda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Akito Noiri, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, Shunri Oda, Tetsuo Kodera, and Seigo Tarucha
- Organizer
  International Conference on Solid State Devices and Materials
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] A two-qubit entangling gate between spin qubits of different kinds2018
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Angle dependent spin-orbit interaction in a physically defined silicon double quan-tum dot2018
- Author(s)
  Marian Marx, Jun Yoneda, Tomohiro Otsuka, Kenta Takeda, Yu Yamaoka, Takashi Nakajima, Sen Li, Akito Noiri, Tetsuo Kodera, and Seigo Tarucha
- Organizer
  International Conference on Solid State Devices and Materials
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Probing Spin Dynamics in Nanostructures Utilizing Quantum Dot Sensors2018
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Sen Li, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  One-Day Symposium on Spintronic Properties of Graphene and Related 2D Materials
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Dynamics of an open quantum system based on gated GaAs quantum dots2018
- Author(s)
  Sen Li, Tomohiro Otsuka, Giles Allison, Akito Noiri, Jun Yoneda, Kenta Takeda, Takashi Nakajima, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Dynamics of an open quantum system based on gated GaAs quantum dots2018
- Author(s)
  Sen Li, Tomohiro Otsuka, Giles Allison, Akito Noiri, Jun Yoneda, Kenta Takeda, Takashi Nakajima, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Determination of the direction of the spin-orbit field in a physically-defined p-type MOS silicon double quantum dot2018
- Author(s)
  Marian Marx, Jun Yoneda, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Sen Li, Yu Yamaoka, Takashi Nakajima, Akito Noiri, Daniel Loss, Tetsuo Kodera, and Seigo Tarucha
- Organizer
  Silicon Quantum Electronics Workshop 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] A two-qubit entangling gate between spin qubits of different kinds2018
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Coherent control of a spin qubit in a frequency-locked loop2018
- Author(s)
  Takashi Nakajima, Kento Kawasaki, Akito Noiri, Jun Yoneda, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Shinichi Amaha, Giles Allison, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  International Conference on Superlattices, Nanostructures and Nanodevices
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Different charge and spin dynamics in a quantum dot-lead coupled system2018
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Different charge and spin dynamics in a quantum dot-lead coupled system2018
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Dynamics in Artificial Quantum Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Charge and Spin Dynamics in a Quantum Dot-Lead Hybrid System2018
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Sen Li, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Frontiers of Quantum Transport in Nano Science
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Enhancing coherence of a single electron spin with adaptive control2017
- Author(s)
  Takashi Nakajima, Kento Kawasaki, Akito Noiri, Jun Yoneda, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Giles Allison, Arne Ludwig, Andreas D. Wieck, Daniel Loss, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] A controlled-phase gate between spin qubits of different kinds2017
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  Conference and Workshop on Spin-Based Quantum Information Processing
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Microwave induced frequency shift and its quadrature compensation for Si/SiGe spin qubits2017
- Author(s)
  Kenta Takeda, Jun Yoneda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Jun Kamioka, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, Seigo Tarucha
- Organizer
  International Workshop on Silicon Quantum Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Quantum non-demolition readout of a single spin in a quantum dot2017
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Kento Kawasaki, Giles Allison, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Charge-noise-limited coherence and three-nines fidelity of an enriched Si/SiGe spin qubit2017
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, Seigo Tarucha
- Organizer
  International Workshop on Silicon Quantum Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Four single-spin rabi oscillations in a quadruple quantum dot2017
- Author(s)
  Takumi Ito, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Akito Noiri, Giles Allison, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Difference in charge and spin dynamics in a quantum dot-lead hybrid system2017
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Probing Dynamics of Local Electronic States in Nanostructures Utilizing Fast Quantum Dot Probes2017
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Peter Stano, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Fluctuation and Structure out of Equilibrium
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Quantum non-demolition readout of a single spin in a quantum dot2017
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Kento Kawasaki, Giles Allison, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Microwave induced frequency shift and its quadrature compensation for Si/SiGe spin qubits2017
- Author(s)
  Kenta Takeda, Jun Yoneda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Jun Kamioka, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, Seigo Tarucha
- Organizer
  International Workshop on Silicon Quantum Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] An isotopically-enriched silicon spin qubit with >99.9% fidelity and charge-noise-limited coherence2017
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Organizer
  Conference and Workshop on Spin-Based Quantum Information Processing
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] An isotopically-enriched silicon spin qubit with >99.9% fidelity and charge-noise-limited coherence2017
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Organizer
  Conference and Workshop on Spin-Based Quantum Information Processing
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] A controlled-phase gate between spin qubits of different kinds2017
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Shinichi Amaha, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, Daniel Loss, and Seigo Tarucha
- Organizer
  Conference and Workshop on Spin-Based Quantum Information Processing
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Probing Dynamics of Local Electronic States in Nanostructures Utilizing Fast Quantum Dot Probes2017
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Peter Stano, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Symposium on Fluctuation and Structure out of Equilibrium
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Four single-spin rabi oscillations in a quadruple quantum dot2017
- Author(s)
  Takumi Ito, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Akito Noiri, Giles Allison, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Difference in charge and spin dynamics in a quantum dot-lead hybrid system2017
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Peter Stano, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Charge-noise-limited coherence and three-nines fidelity of an enriched Si/SiGe spin qubit2017
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, Seigo Tarucha
- Organizer
  International Workshop on Silicon Quantum Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Enhancing coherence of a single electron spin with adaptive control2017
- Author(s)
  Takashi Nakajima, Kento Kawasaki, Akito Noiri, Jun Yoneda, Peter Stano, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Giles Allison, Arne Ludwig, Andreas D. Wieck, Daniel Loss, Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two Dimensional Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05187
[Presentation] Detection and control of charge states of a quintuple quantum dot in a scalable multiple quantum dot architecture2016
- Author(s)
  Takumi Ito, Tomohiro Otsuka, Shinichi Amaha, Matthieu R. Delbecq, Takashi Nakajima, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Kento Kawasaki, and Seigo Tarucha
- Organizer
  International Conference on The Physics of Semiconductors
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Measuring the time dependence of a Rabi oscillation of an electron spin in a semiconductor quantum dot2016
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Tomohiro Otsuka, Kenta Takeda, Matthieu R. Delbecq, Giles Allison, Kento Kawasaki, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Measurement of charge states in Si/SiGe multiple quantum dots2016
- Author(s)
  Tomohiro Otsuka, Kenta Takeda, Jun Yoneda, Takumu Honda, Matthieu R. Delbecq, Giles Allison, Marian Marx, Takashi Nakajima, Tetsuo Kodera, Syunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh and Seigo Tarucha
- Organizer
  Silicon Quantum Electronics Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Quantum dephasing of spin qubits due to nonergodic noise2016
- Author(s)
  Matthieu R. Delbecq, Takashi Nakajima, Peter Stano, Tomohiro Otsuka, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Conference on The Physics of Semiconductors
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Measurement of charge states in multiple quantum dots utilizing multiplexed fast charge sensors2016
- Author(s)
  Takumi Ito, Tomohiro Otsuka, Shinichi Amaha, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Akito Noiri, Takashi Nakajima, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] AC Stark effect and optimal control of a strongly driven Si/SiGe quantum dot spin qubit2016
- Author(s)
  Kenta Takeda, Jun Kamioka, Jun Yoneda, Tomohiro Otsuka, Matthieu R. Delbecq, Giles Allison, Takashi Nakajima, Tetsuo Kodera, Syunri Oda, and Seigo Tarucha
- Organizer
  Silicon Quantum Electronics Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Charge and spin dynamics in a quantum dot‐lead coupled system2016
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Peter Stano, Akito Noiri, Takumi Ito, Daniel Loss, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Tunneling induced spin relaxation in a quantum dot-lead coupled system2016
- Author(s)
  Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinichi Amaha, Jun Yoneda, Kenta Takeda, Giles Allison, Akito Noiri, Takumi Ito, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Conference on The Physics of Semiconductors
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Hybrid cQED architecture as a model system for non-equilibrium physics in condensed matter2016
- Author(s)
  Marian Marx, Giles Allison, Matthieu R. Delbecq, Takashi Nakajima, Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Shinichi Amaha, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Multiplexed reflectometry measurement of a gate-defined Si-MOS quantum dot2016
- Author(s)
  Jun Yoneda, Takumu Honda, Kenta Takeda, Marian Marx, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinich Amaha, Giles Allison, Tetsuo Kodera, Syunri Oda, and Seigo Tarucha
- Organizer
  Silicon Quantum Electronics Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] High-fidelity spin control in an enriched Si/SiGe quantum dot with a micromagnet2016
- Author(s)
  Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Giles Allison, Takumu Honda, Tetsuo Kodera, Shunri Oda, Yusuke Hoshi, Noritaka Usami, Kohei M. Itoh, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Three single spin qubits in a triple quantum dot2016
- Author(s)
  Akito Noiri, Takashi Nakajima, Jun Yoneda, Matthieu R. Delbecq, Tomohiro Otsuka, Kenta Takeda, Giles Allison, Shinichi Amaha, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Conference on Physics and Applications of Spin-Related Phenomena in Solids
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Centre resonance frequency shift of a strongly driven spin qubit2016
- Author(s)
  Kenta Takeda, Jun Kamioka, Jun Yoneda, Tomohiro Otsuka, Matthieu R. Delbecq, Giles Allison, Takashi Nakajima, Tetsuo Kodera, Shunri Oda, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Lowering electron temperature for measurement of spin relaxation in quantum dots2016
- Author(s)
  Giles Allison, Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq, Shinich Amaha, Akito Noiri, Takumi Ito, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] High-Fidelity Readout of Two-Spin Correlations Using a Metastable Charge State in Triple Quantum Dots2016
- Author(s)
  Takashi Nakajima, Matthieu R. Delbecq, Tomohiro Otsuka, Peter Stano, Shinichi Amaha, Jun Yoneda, Akito Noiri, Kento Kawasaki, Kenta Takeda, Giles Allison, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International workshop on nano-spin conversion science & quantum spin dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00817
[Presentation] Addressable single-spin control in multiple quantum dots coupled in series2015
- Author(s)
  Takashi Nakajima, Matthieu R. Delbeq, Tomohiro Otsuka, Shinichi Amaha, Jun Yoneda, Akito Noiri, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  American Physical Society March Meeting
- Place of Presentation
  San Antonio, U. S. A.
- Year and Date
  2015-03-04
- Invited
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] シングルリード量子ドットプローブの高速化と量子ドット状態測定による性能評価2015
- Author(s)
  大塚朋廣、天羽真一、中島峻、Matthieu Delbecq、米田淳、武田健太、菅原烈、Arne Ludwig、Andreas Wieck、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  新宿
- Year and Date
  2015-03-23
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Realization of a Fast Single-lead Quantum Dot Probe and Evaluation of the Properties by Probing Quantum Dot States2015
- Author(s)
  Tomohiro Otsuka, Shinichi Amaha, Takashi Nakajima, Matthieu R. Delbecq, Jun Yoneda, Kenta Takeda, Retsu Sugawara, Arne Ludwig, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Sendai, Japan
- Year and Date
  2015-07-27
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Vanishing Influence from Nuclear Spins on Strongly Driven Single Electron Spins in Quantum Dots2015
- Author(s)
  Jun Yoneda*, Tomohiro Otsuka*, Takashi Nakajima, Tatsuki Takakura, Toshiaki Obata, Michel Pioro-Ladrière, Hong Lu, Christopher Palmstrøm, Arthur C. Gossard, and Seigo Tarucha
- Organizer
  International Symposium on Quantum System and Nuclear Spin Related Phenomena
- Place of Presentation
  Zao, Japan
- Year and Date
  2015-02-19
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Addressable control of single spin qubits in lateral triple quantum dot2014
- Author(s)
  Takashi Nakajima, Matthieu R. Delbeq, Tomohiro Otsuka, Shinichi Amaha, Jun Yoneda, Akito Noiri, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  International Conference on Low Temperature Physics
- Place of Presentation
  Buenos Aires, Argentina
- Year and Date
  2014-08-08
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] 三重量子ドットを用いたスピン・キュービット実験I2014
- Author(s)
  大塚朋廣、中島峻、マシュー・デルベック、天羽真一、米田淳、野入亮人、武田健太、菅原烈、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  名古屋
- Year and Date
  2014-09-08
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] 三重量子ドットを用いたスピン・キュービット実験II2014
- Author(s)
  中島峻、大塚朋廣、マシュー・デルベック、天羽真一、米田淳、野入亮人、武田健太、菅原烈、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  名古屋
- Year and Date
  2014-09-08
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Full control of quadruple quantum dot circuit charge states in the single electron regime2014
- Author(s)
  Matthieu R. Delbecq, Takashi Nakajima, Tomohiro Otsuka, Shinichi Amaha, John D. Watson, Michael J. Manfra, and Seigo Tarucha
- Organizer
  International Conference on The Physics of Semiconductors
- Place of Presentation
  Austin, U. S. A.
- Year and Date
  2014-08-13
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Addressable Control of Three Spin Qubits in Semiconductor Triple Quantum Dot2014
- Author(s)
  Matthieu R. Delbeq, Takashi Nakajima, Tomohiro Otsuka, Shinichi Amaha, Jun Yoneda, Akito Noiri, Andreas D. Wieck, and Seigo Tarucha
- Organizer
  Workshop on Innovative Nanoscale Devices and Systems
- Place of Presentation
  Hawaii, U. S. A.
- Year and Date
  2014-12-01
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] シングルリード量子ドット中の2電子状態を用いたスピン偏極検出2012
- Author(s)
  大塚朋廣、杉原裕規、米田淳、小幡利顕、勝本信吾、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  西宮、口頭
- Year and Date
  2012-03-26
- Data Source
  KAKENHI-PROJECT-22810008
[Presentation] Detection of spin polarization with two-electron states in a single-lead quantum dot2012
- Author(s)
  Tomohiro Otsuka, Yuuki Sugihara, Jun Yoneda, Shingo Katsumoto, Seigo Tarucha
- Organizer
  31^<st> International Conference on the Physics of Semiconductors
- Place of Presentation
  accepted, Zurich, Switzerland, Oral
- Year and Date
  2012-06-30
- Data Source
  KAKENHI-PROJECT-22810008
[Presentation] シングルリード量子ドット中の2電子状態を用いたスピン偏極検出2012
- Author(s)
  大塚朋廣、杉原裕規、米田淳、小幡利顕、勝本信吾、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  西宮,兵庫県
- Year and Date
  2012-03-26
- Data Source
  KAKENHI-PROJECT-22810008
[Presentation] 3端子3重量子ドットにおけるパウリスピンブロッケード
- Author(s)
  野入亮人、高倉樹、小幡利顕、大塚朋廣、中島峻、米田淳、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  徳島
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Fast Single Spin Operation in Semiconductor Quantum Dots
- Author(s)
  Tomohiro Otsuka*, Jun Yoneda*, Takashi Nakajima, Tatsuki Takakura, Katsuharu Yoshida, Toshiaki Obata, and Seigo Tarucha (*equal contribution)
- Organizer
  FIRST International Symposium on Topological Quantum Technology
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Scaling-up Spin Qubits in Semiconductor Quantum Dots
- Author(s)
  Takashi Nakajima, Tomohiro Otsuka, Matthieu R. Delbeq, Shinichi Amaha, Jun Yoneda, Akito Noiri, Kenta Takeda, Jun Kamioka, Retsu Sugawara, John Watson, Michael J. Manfra, Andreas D. Wieck, and S. Tarucha
- Organizer
  FIRST International Symposium on Topological Quantum Technology
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] 量子ポイントコンタクトを用いた量子ホールエッジ状態におけるエネルギー緩和の観測
- Author(s)
  大塚朋廣、杉原裕規、米田淳、中島峻、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  徳島
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Probing energy relaxation in quantum Hall edge states utilizing quantum point contacts
- Author(s)
  Tomohiro Otsuka*, Yuuki Sugihara*, Jun Yoneda, Takashi Nakajima and Seigo Tarucha (*equal contribution)
- Organizer
  International Conference on Electronic Properties of Two-dimentional Systems
- Place of Presentation
  Wroclaw, Poland
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] 縦横結合4重量子ドットの電気伝導特性
- Author(s)
  天羽真一、M. Delbecq、中島峻、大塚朋廣、大野圭司、D. G. Austing、羽田野剛司、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  平塚
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Coherent dynamics of a strongly driven single electron spin
- Author(s)
  Jun Yoneda*, Tomohiro Otsuka*, Takashi Nakajima, Tatsuki Takakura, Toshiaki Obata, Hong Lu, Christopher Palmstrom, Arthur C. Gossard, and Seigo Tarucha (*equal contribution)
- Organizer
  International Conference on Electronic Properties of Two-dimentional Systems
- Place of Presentation
  Wroclaw, Poland
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] 単一電子スピン量子ビットの位相ゲート
- Author(s)
  米田淳、大塚朋廣、中島峻、高倉樹、小幡利顕、樽茶清悟
- Organizer
  日本物理学会
- Place of Presentation
  徳島
- Data Source
  KAKENHI-PROJECT-25800173
[Presentation] Direct phase control of a single spin qubit
- Author(s)
  Jun Yoneda*, Tomohiro Otsuka*, Takashi Nakajima, Tatsuki Takakura, Toshiaki Obata, Hong Lu, Christopher Palmstrom, Arthur C. Gossard, and Seigo Tarucha (*equal contribution)
- Organizer
  International School and Conference on Spintronics and Quantum Information Technology
- Place of Presentation
  Chicago, U.S.A.
- Data Source
  KAKENHI-PROJECT-25800173

1. Kato Toshiaki (20502082)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
2. KODERA Tetsuo (00466856)

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3. 澁田靖 (90401124)

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4. 武田健太 (80755877)

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# of Collaborated Products: 16 results
5. 溝口来成 (90848772)

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6. 岩崎悠真 (20809850)

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7. 是常隆 (90391953)

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8. 吉田斉 (60400230)

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9. 岸本康宏 (30374911)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
10. 小塚裕介 (70580372)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
11. NAKAJIMA Takashi

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
12. 樽茶清悟

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
13. STANO PETER

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Otsuka Tomohiro 大塚 朋廣

OTSUKA Tomohiro 大塚 朋廣

Research Projects

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機械学習による半導体量子ハードウェア最適化と応用Principal Investigator

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プラズママテリアルズインフォマティクスが拓く完全カイラリティ制御ナノチューブ合成

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機械学習による半導体量子ハードウェア最適化と応用Principal Investigator

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高品質酸化亜鉛微細構造における新奇量子電子物性解明Principal Investigator

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半導体量子ドットデバイスの放射線応答の調査と放射線検出器への利用

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Research on decoherence and quantum technologiesPrincipal Investigator

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Elucidation and control of hole spin dynamics in quantum structures

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Plasma CVD synthesis of atomically precise 1D nanocarbon materials and its innovative applications

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スピン変換研究に向けた電気的超高速局所スピンプローブの開発と応用Principal Investigator

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高速量子プローブを用いた微小系の電子輸送ゆらぎの研究Principal Investigator

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Probing local electronic and spin states in semiconductor microstructures by single-lead quantum dotsPrincipal Investigator

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Study of quantum coherence in multiple system utilizing multi single-lead quantum dotsPrincipal Investigator

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[Journal Article] Visual explanations of machine learning model estimating charge states in quantum dots2024

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Otsuka Tomohiro 大塚朋廣

OTSUKA Tomohiro 大塚朋廣