Rchr
J-GLOBAL ID：201801018893611821
Update date: Sep. 25, 2024
Kobayashi Takashi
コバヤシ タカシ | Kobayashi Takashi
Affiliation and department：
Job title：
Research scientist
Research field (1)：
Semiconductors, optical and atomic physics
Research keywords (8)：
半導体スピン量子ビット
, 量子コンピュータ
, Quantum dot
, Electron spin
, Nuclear spin
, Semiconductor physics
, 超伝導デバイス
, Quantum Hall effect
Research theme for competitive and other funds (3)：
- 2022 - 2025 High-speed measurement of silicon spin qubits using a Josephson parametric amplifier
- 2017 - 2018 半導体微細構造における原子核スピンの高速ダイナミクスの解明
- 2017 - 2018 シリコン中のアクセプタ不純物スピンを用いた量子ビットの実現に向けた基礎技術の確立
Papers (22)：
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Kenta Takeda, Akito Noiri, Takashi Nakajima, Leon C. Camenzind, Takashi Kobayashi, Amir Sammak, Giordano Scappucci, Seigo Tarucha. Rapid single-shot parity spin readout in a silicon double quantum dot with fidelity exceeding 99%. npj Quantum Information. 2024. 10. 1
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Yi-Hsien Wu, Leon C. Camenzind, Akito Noiri, Kenta Takeda, Takashi Nakajima, Takashi Kobayashi, Chien-Yuan Chang, Amir Sammak, Giordano Scappucci, Hsi-Sheng Goan, et al. Hamiltonian phase error in resonantly driven CNOT gate above the fault-tolerant threshold. npj Quantum Information. 2024. 10. 1
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J.S. Rojas-Arias, A. Noiri, P. Stano, T. Nakajima, J. Yoneda, K. Takeda, T. Kobayashi, A. Sammak, G. Scappucci, D. Loss, et al. Spatial noise correlations beyond nearest neighbors in 28Si/Si-Ge spin qubits. Physical Review Applied. 2023. 20. 5
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T. Kobayashi, T. Nakajima, K. Takeda, A. Noiri, J. Yoneda, S. Tarucha. Feedback-based active reset of a spin qubit in silicon. npj Quantum Information. 2023. 9. 52
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Akito Noiri, Kenta Takeda, Takashi Nakajima, Takashi Kobayashi, Amir Sammak, Giordano Scappucci, Seigo Tarucha. A shuttling-based two-qubit logic gate for linking distant silicon quantum processors. Nature Communications. 2022. 13. 1. 5740
ｍore...
MISC (3)：
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野入亮人, 武田健太, 中島峻, 米田淳, 小林嵩, 樽茶清悟. A three-qubit quantum processor in silicon (I). 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
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武田健太, 野入亮人, 中島峻, 米田淳, 小林嵩, 樽茶清悟. A three-qubit quantum processor in silicon (II). 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
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小林嵩, 米田淳, 武田健太, 野入亮人, 中島峻, 樽茶清悟. Measurement-based deterministic initialization of a silicon spin qubit. 日本物理学会講演概要集(CD-ROM). 2020. 75. 1
Lectures and oral presentations (32)：
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Charge-Induced Energy Shift of a Single Spin Qubit under Magnetic-Field Gradient
(The Physical Society of Japan 2024 Annual (79th) Meeting 2024)
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Charge-Induced Energy Shift of a Single Spin Qubit under a Magnetic-Field Gradient
(RIKEN - LBNL Workshop on Quantum Information Science 2024)
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Impact of interfaces on characteristics of silicon spin qubits
(Workshop on Electron Device Interface Technology 2024)
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Charge-induced energy shift of a single spin qubit under magnetic-field gradient
(Silicon Quantum Electronics Workshop 2023 2023)
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Quantum measurement and control of silicon spin qubits
(The 5th Symposium for The Core Research Clusters for Materials Science and Spintronics, and the 4th Symposium on International Joint Graduate Program in Materials Science 2021)
ｍore...
Education (2)：
- 2006 - 2011 Tohoku University Graduate School of Science Department of Physics
- 2002 - 2006 Tohoku University Faculty of Science Department of Physics
Professional career (1)：
- Doctor of Science (Tohoku University)
Work history (5)：
- 2021/04 - 現在 RIKEN
- 2018/10 - 2021/03 RIKEN
- 2017/04 - 2018/09 Tohoku University Graduate School of Science Department of Physics
- 2013/12 - 2017/03 University of New South Wales Sydney ARC Centre of Excellence for Quantum Computation and Communication Technology Research Fellow
- 2011/04 - 2013/11 日本電信電話株式会社 物性科学基礎研究所 リサーチアソシエイト
Committee career (1)：
- 2018/04 - 2019/03 日本物理学会 領域4領域運営委員
Association Membership(s) (1)：
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