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J-GLOBAL ID:201801010758431928   Update date: Nov. 05, 2024

Semba Kouichi

Semba Kouichi
Affiliation and department:
Job title: Specially Appointed Professor
Other affiliations (1):
  • National Institute of Information and Communications Technology  Advanced ICT Research Institute   Executive Researcher
Research field  (1): Mathematical physics and basic theory
Research keywords  (3): FIRST Project on Quantum Information Processing ,  Quantum Information Processing ,  Superconductivity
Research theme for competitive and other funds  (1):
  • 2014 - 2019 Joint Research into Mathematical Science for Qunatum Information Devices
Papers (99):
  • Sunmi Kim, Leonid V. Abdurakhimov, Duong Pham, Wei Qiu, Hirotaka Terai, Sahel Ashhab, Shiro Saito, Taro Yamashita, Kouichi Semba. Superconducting flux qubit with ferromagnetic Josephson π-junction operating at zero magnetic field. Communications Materials. 2024. 5. 1
  • Sahel Ashhab, Fumiki Yoshihara, Miwako Tsuji, Mitsuhisa Sato, Kouichi Semba. Quantum circuit synthesis via a random combinatorial search. Physical Review A. 2024. 109. 5
  • Sahel Ashhab, Ziqiao Ao, Fumiki Yoshihara, Adrian Lupascu, Kouichi Semba. High-frequency suppression of inductive coupling between flux qubit and transmission line resonator. Physica Scripta. 2024. 99. 4
  • Sahel Ashhab, Tomoko Fuse, Fumiki Yoshihara, Sunmi Kim, Kouichi Semba. Controlling qubit-oscillator systems using linear parameter sweeps. New Journal of Physics. 2023. 25. 9. 093011-093011
  • Ao Z, Ashhab S, Yoshihara F, Fuse T, Kakuyanagi K, Saito S, Aoki T, Semba K. Extremely large lamb shift in a deep-strongly coupled circuit QED system with a multimode resonator. Scientific reports. 2023. 13. 1
more...
MISC (40):
  • 布施智子, 吉原文樹, 角柳孝輔, 仙場浩一. Interaction between an Artificial Atom and an Electromagnetic Field~Beyond the Strong Coupling~. 日本物理学会誌. 2018. 73. 1
  • 齊藤 志郎, 角柳 孝輔, Ashhab Sahel, 吉原 文樹, 布施 智子, 仙場 浩一. 世界に誇れる研究開発成果 光子と人工原子から成る安定な分子状態を発見. NTT技術ジャーナル. 2017. 29. 3. 67-71
  • Kakuyanagi K., Matsuzaki Y., Toida H., Munro W. J., Semba K., Yamaguchi H., Saito S. 18aAC-2 Towards the realization of ultrastrong coupling between superconducting flux qubits and a microwave cavity (Experiment). 2015. 70. 2. 535-535
  • SAITO Shiro, MATSUZAKI Yuichiro, MUNRO William J, SEMBA Kouichi. Superconducting Qubit-spin Ensemble Quantum Hybrid System. The Journal of the Institute of Electronics, Information, and Communication Engineers. 2014. 97. 9. 799-805
  • Y. Matsuzaki, S. Saito, X. Zhu, R. Amsuss, K. Kakuyanagi, T. Shimooka, N. Mizuochi, K. Nemoto, W. J. Munro, K. Semba. Hybrid system composed of a superconducting flux qubit and an electron spin ensemble in diamond: a theoretical analysis. 2013 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR). 2013. 68. 1
more...
Books (1):
  • Principles and methods of quantum information technologies
    Springer 2016 ISBN:9784431557555
Education (2):
  • 1985 - 2002 The University of Tokyo The Graduate School of Engineering
  • 1983 - 1985 The University of Tokyo Graduate School of Science
Professional career (1):
  • Doctor of Engineering
Work history (7):
  • 2021/06 - 現在 The University of Tokyo Institute for Photon Science and Technology Project Professor
  • 2013/10 - 現在 National Institute of Information and Communication Technology Advanced ICT Research Institute Executive Researcher
  • 2012/05 - 2013/10 National Institute of Informatics
  • 2003/07 - 2012/05 Nippon Telegraph and Telephone Corporation Superconducting Quantum Research Group, Basic Research Laboratories Group Leader
  • 1987/07 - 2012/05 Nippon Telegraph and Telephone Corporation Basic Researh Laboratories
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