Improvement of satellite-to-ground QKD secret key rate with adaptive optics

Valentina Marulanda Acosta, Daniele Dequal, Matteo Schiavon, Aurélie Montmerle-Bonnefois, Caroline B. Lim, Jean-Marc Conan, Eleni Diamanti
March 2023
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Abstract

We demonstrate the gain brought by adaptive optics for space-ground QKD links. Refined modeling of turbulence, adaptive optics and QKD, including finite-size effects, shows improvement by several orders of magnitude of the secret key rate.

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Improvement of satellite-to-ground QKD secret key rate with adaptive optics

We demonstrate the gain brought by adaptive optics for space-ground QKD links. Refined modeling of turbulence, adaptive optics and QKD, including finite-size effects, shows improvement by several orders of magnitude of the secret key rate.