Quantum cryptography with structured photons through a vortex fiber

A. Sit, R. Fickler, F. Alsaiari, F. Bouchard, H. Larocque, P. Gregg, L. Yan, R. W. Boyd, S. Ramachandran, and E. Karimi, Optics Letters 43, 4108-4111 (2018).

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