Investigation of the silicon vacancy color center for quantum key distribution

  • Yan Liu
  • , Petr Siyushev
  • , Youying Rong
  • , Botao Wu
  • , Liam Paul McGuinness
  • , Fedor Jelezko
  • , Syuto Tamura
  • , Takashi Tanii
  • , Tokuyuki Teraji
  • , Shinobu Onoda
  • , Takeshi Ohshima
  • , Junichi Isoya
  • , Takahiro Shinada
  • , Heping Zeng
  • , E. Wu

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

Single photon sources (SPS) are crucial for quantum key distribution. Here we demonstrate a stable triggered SPS at 738 nm with linewidth less than 5 nm at room temperature based on a negatively charged single silicon vacancy color center. Thanks to the short photon duration of about 1.3-1.7 ns, by using high repetition pulsed excitation at 30 MHz, the triggered single photon source generates16.6 kcounts/s. And we discuss the feasibility of this triggered SPS in the application of quantum key distribution.

Original languageEnglish
Article number32961
JournalOptics Express
Volume23
Issue number26
DOIs
StatePublished - 28 Dec 2015
Externally publishedYes

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