Controllable plasmonic vortex sequence with on-chip discrete-slit-based metalens
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DOI: 10.1088/1367-2630/acce5c
Abstract: Like free-space vortex beams, surface plasmon polaritons can carry orbital angular momentum to form plasmonic vortices (PVs). Recently, research interest in PV fundamentals and applications has increased. However, generating and manipulating the topological charges of… read more here.
Keywords: sequence; controllable plasmonic; slit; topological charges ... See more keywords