Progress on Quantum Key Distribution Using Ultralow Loss Fiber

• DOI: 10.1364/ofc.2020.m4a.5
• Publication Date: 2020-03-06T14:33:58Z
• Authors: Alberto Boaron; Davide Rusca; Gianluca Boso; Raphael Houlmann; Fadri Grünenfelder; Cédric Vulliez; Misael Caloz; Matthieu Perrenoud; Gaetan Gras; Claire Autebert; Félix Bussières; Ming-Jun Li; Daniel Nolan; Anthony Martin; Hugo Zbinden
• Keywords: 0103 physical sciences; 01 natural sciences

We use a 2.5 GHz clocked quantum key distribution system to perform long-distance and high-speed quantum key distribution. Taking benefit from superconducting detectors optimized for each operation regime and low-loss fiber, we achieve state-of-the-art performance.