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2003 Fiscal Year Final Research Report Summary

Experimental study on super-dense coding

Research Project

Project/Area Number 14340118
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field 物理学一般
Research InstitutionThe University of Tokyo

Principal Investigator

FURUSAWA Akira  The University of Tokyo, School of Engineering, Associate Professor, 大学院・工学系研究科, 助教授 (90332569)

Co-Investigator(Kenkyū-buntansha) AOKI Takao  The University of Tokyo, School of Engineering, Research Associate, 大学院・工学系研究科, 助手 (10343146)
Project Period (FY) 2002 – 2003
Keywordssuper-dense coding / quantum entanglement / quantum teleportation / quantum optics
Research Abstract

We made experimental studies on manipulation of quantum entanglement and super-dense coding wjth continuous variables.
In detail,
I.We succeeded in creating multipartite entanglement with 3 squeezed vacuums and making a quantum teleportation network.
II.We succeeded in high-fidelity quantum teleportation.
III.We succeeded in teleporting a squeezed state.
IV.We succeeded in the experiment of super-dense coding with continuous variables.

  • Research Products

    (16 results)

All Other

All Publications (16 results)

  • [Publications] P.van Loock, A.Furusawa: "Quantum teleportation and multipartite entanglement"Physical Review A. 67. 052315-1-052315-13 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] T.Aoki, N.Takei, H.Yone, K.Wakui, T.Hiraok, A.Furusawa, P.van Loock: "Experimental verification of continuous-variable tripartite entanglement"Physical Review Letters. 91. 080404-1-080404-4 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 古澤 明: "連続可変量を用いた量子テレポーテーション"応用物理. 72. 157-162 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 古澤 明: "「量子光学と量子情報科学」解説小特集号によせて"レーザー研究. 31. 582-585 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 青木隆朗: "直交位相成分スクイーズド光を用いた量子情報実験"レーザー研究. 31. 599-604 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 古澤 明: "量子テレポーテーションとマルチパータイトエンタングルメント"光学. 33(印刷中). (2004)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Furusawa, H.J.Kimble: "Chap.9 in "Quantum Information with Continuous variables" (S.L.Braunstein and A.K.Pati ed.)"Kluwer Academic Publisher. 17 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 古澤 明: "「21世紀、物理はどう変わるか」第10章 (日本物理学会編)"裳華房. 17 (2003)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] P.van Loock, A.Furusawa: "Quantum teleportation and multipartite entanglement"Phys. Rev. A. 67. 052315-1-052315-13 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] T.Aoki, N.Takei, H.Yonezawa, K.Wakui, T.Hiraoka, A.Furusawa, P.van Loock: "Experimental verification of continuous-variable tripartite entanglement"Phys. Rev. Lett.. 91. 080404-1-080404-4 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A.Furusawa: "Quantum teleportation with continuous variables"Oyobutsuri. 72. 157-162 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A.Furusawa: "Quantum optics and quantum information science"Laserkenkyu. 31. 582-585 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] T.Aoki: "Quantum information experiments with squeezed vacuum states"Laserkenkyu. 31. 599-604 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A.Furusawa: "Quantum teleportation and multipartite entanglement"Kogaku. (in press). 33 (2004)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A.Furusawa, H.J.Kimble: "Quantum Information with Continuous Variables (S. L. Braunstein and A. K. Pati ed.)"Kluwer Academic Publishers. 17 (2003)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] A.Furusawa: "Quantum world and classical world in 21^st century's physics (Physical Societiy of Japan ed.)"Syokabo. 17 (2003)

    • Description
      「研究成果報告書概要(欧文)」より

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Published: 2005-04-19  

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