Nature Communications (Jan 2016)

Wavelength-tunable sources of entangled photons interfaced with atomic vapours

  • Rinaldo Trotta,
  • Javier Martín-Sánchez,
  • Johannes S. Wildmann,
  • Giovanni Piredda,
  • Marcus Reindl,
  • Christian Schimpf,
  • Eugenio Zallo,
  • Sandra Stroj,
  • Johannes Edlinger,
  • Armando Rastelli

DOI
https://doi.org/10.1038/ncomms10375
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 7

Abstract

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Quantum dots can produce entangled photons, but careful control over photon wavelength is required for real-life applications. Here, the authors use three-directional strain engineering to overcome this problem and to interface entangled photons from quantum dots with a cloud of natural atoms.