Superimposition of topological charges between vortex beams and singular points of photonic crystal slabs
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DOI: 10.1088/1361-6463/acca2e
Abstract: The bound state in the continuum (BIC) is a singular point of polarization in the momentum space of a periodic structure. It has been demonstrated that vortex beams can be generated by utilizing the polarization… read more here.
Keywords: photonic crystal; superimposition topological; vortex beams; topological charges ... See more keywords