Broad-angle coherent perfect absorption-lasing and super-collimation in two-dimensional non-Hermitian photonic crystals.
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DOI: 10.1364/oe.481141
Abstract: Coherent perfect absorption-lasing (CPAL) and collimation have been intensively studied for normal and small angle wave incidence. Here, we report a two-dimensional non-Hermitian photonic crystal for broad-angle CPAL and super-collimation. The synergy of a nonsymmorphic… read more here.
Keywords: collimation; two dimensional; absorption lasing; dimensional non ... See more keywords