High-Dimensional Quantum Cryptography using Twisted Photons; from the Laboratory to realistic conditions
Frédéric Bouchard, Alicia Sit, Felix Hufnagel, Robert Fickler, Khabat Heshami, Robert W. Boyd, Ebrahim Karimi · 2019
We investigate various high-dimensional quantum cryptographic protocols using twisted photons and their feasibility in realistic conditions. In particular, we perform quantum key distribution in an intra-city freespace link and an underwater channel.