• DocumentCode
    521146
  • Title

    Witnessing effective entanglement over 2km of optical fiber

  • Author

    Wittmann, Christoffer ; Fürst, Josef ; Wiechers, Carlos ; Elser, Dominique ; Häseler, Hauke ; Lütkenhaus, Norbert ; Leuchs, Gerd

  • Author_Institution
    Max Planck Inst. for the Sci. of Light, Erlangen, Germany
  • fYear
    2010
  • fDate
    16-21 May 2010
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We present a continuous-variable QKD system using heterodyne detection. We experimentally determine channel characteristics and compare them to bounds of our entanglement criterion. For the first time, the local oscillator is considered in this verification.
  • Keywords
    Diodes; Monitoring; Noise measurement; Optical fibers; Optical mixing; Optical receivers; Polarization; Quantum computing; Quantum entanglement; Signal generators;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
  • Conference_Location
    San Jose, CA, USA
  • Print_ISBN
    978-1-55752-890-2
  • Electronic_ISBN
    978-1-55752-890-2
  • Type

    conf

  • Filename
    5500757