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Azuma Koji  東 浩司

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AZUMA Koji  東 浩司

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Researcher Number 90599549
Other IDs
Affiliation (Current) 2025: 日本電信電話株式会社NTT物性科学基礎研究所, 量子科学イノベーション研究部, 特別研究員
Affiliation (based on the past Project Information) *help 2021 – 2024: 日本電信電話株式会社NTT物性科学基礎研究所, 量子科学イノベーション研究部, 特別研究員
2013: 日本電信電話株式会社NTT物性科学基礎研究所, 量子光物性研究部, 研究員
Review Section/Research Field
Except Principal Investigator
Transformative Research Areas, Section (II) / Science and Engineering
Keywords
Except Principal Investigator
量子暗号 / 量子情報 / 量子中継 / 量子メモリ / 量子プロセストモグラフィ / クラスター状態 / 単一光子 / W状態 / 差周波発生 / 量子テレポーテーション … More / Dicke状態 / 2光子干渉 / W状態 / デコヒーレンスフリー部分空間 / 量子もつれ / 波長変換 / 量子インターフェース Less
  • Research Projects

    (2 results)
  • Research Products

    (9 results)
  • Co-Researchers

    (7 People)
  •  理論物理学のための量子情報理論基礎

    • Principal Investigator
      森前 智行
    • Project Period (FY)
      2021 – 2025
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Kyoto University
  •  Light-based multi-qubit quantum control

    • Principal Investigator
      KOASHI Masato
    • Project Period (FY)
      2009 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Review Section
      Science and Engineering
    • Research Institution
      The University of Tokyo
      Osaka University

All 2013 2012 2010 2009

All Journal Article Presentation

  • [Journal Article] Optimal entanglement manipulation via coherent-state transmission2012

    • Author(s)
      Koji Azuma and Go Kato
    • Journal Title

      Physical Review A

      Volume: 85 Issue: 6

    • DOI

      10.1103/physreva.85.060303

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Journal Article] Quantum repeaters and computation by a single module: Remote nondestructive parity measurement2012

    • Author(s)
      K. Azuma, H. Takeda, M. Koashi, and N. Imoto
    • Journal Title

      Physical Review A

      Volume: Vol. 85 Issue: 6

    • DOI

      10.1103/physreva.85.062309

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008, KAKENHI-PLANNED-20104003
  • [Journal Article] Tight bound on coherent-state-based entanglement generation over lossy channels2010

    • Author(s)
      Koji Azuma, et al.
    • Journal Title

      Physical Review A 81

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Journal Article] Tight bound on coherent-statebased entanglement generation over lossy channels2010

    • Author(s)
      K. Azuma, N. Sota, M. Koashi, and N. Imoto
    • Journal Title

      Physical Review A

      Volume: Vol. 81 Issue: 2

    • DOI

      10.1103/physreva.81.022325

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Journal Article] Optimal entanglement generation for efficient hybrid quantum repeaters2009

    • Author(s)
      Koji Azuma, et al.
    • Journal Title

      Physical Review A 80

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Journal Article] Optimal entanglement generation for efficient hybrid quantum repeaters2009

    • Author(s)
      K. Azuma, N. Sota, R. Namiki, S. K. Ozdemir, T. Yamamoto, M. Koashi, and N. Imoto
    • Journal Title

      Physical Review A

      Volume: Vol. 80 Issue: 6

    • DOI

      10.1103/physreva.80.060303

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Presentation] Is quantum nonlocality without entanglement really in quantum realms?2013

    • Author(s)
      東浩司,中村真也,小芦雅斗,井元信之
    • Organizer
      日本物理学会第68回年次大会
    • Place of Presentation
      広島大学 東広島キャンパス
    • Year and Date
      2013-03-26
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Presentation] Entanglement shared via coherent-state transmission2012

    • Author(s)
      K. Azuma
    • Organizer
      Quantum Science Symposium 2012
    • Place of Presentation
      University of Cambridge (UK)
    • Year and Date
      2012-11-01
    • Invited
    • Data Source
      KAKENHI-PLANNED-21102008
  • [Presentation] Entanglement shared via coherent-state transmission2012

    • Author(s)
      Koji Azuma
    • Organizer
      Quantum Science Symposium 2012
    • Place of Presentation
      University of Cambridge, UK
    • Year and Date
      2012-11-01
    • Invited
    • Data Source
      KAKENHI-PLANNED-21102008
  • 1.  KOASHI Masato (90322099)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 4 results
  • 2.  YAMAMOTO Takashi (10403130)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 3.  IKUTA Rikizo (90626475)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  森前 智行 (50708302)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  中田 芳史 (10808992)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  Buscemi F. (80570548)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  早川 龍 (60988377)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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