Demonstration of high-dimensional free-space data coding/decoding through multi-ring optical vortices
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DOI: 10.3788/col201917.080602
Abstract: Multi-ring optical vortices are a kind of structured beams that carry orbital angular momentum (OAM) and have concentrical doughnut intensity distributions. In this Letter, we present both theoretically and experimentally a scheme that employs the… read more here.
Keywords: optical vortices; coding decoding; free space; ring optical ... See more keywords