Spin-controlled twisted laser beams: intra-cavity multi-tasking geometric phase metasurfaces.
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DOI: 10.1364/oe.26.000905
Abstract: Novel multi-tasking geometric phase metasurfaces were incorporated into a modified degenerate cavity laser as an output coupler to efficiently generate spin-dependent twisted light beams of different topologies. Multiple harmonic scalar vortex laser beams were formed… read more here.
Keywords: laser; tasking geometric; cavity; multi tasking ... See more keywords