Topologically Enabled Ultrahigh-Q Chiroptical Resonances by Merging Bound States in the Continuum.
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DOI: 10.1364/ol.462021
Abstract: Ultrahigh-Q chiroptical resonance metasurfaces based on merging bound states in the continuum (BICs) are investigated and numerically demonstrated. The destruction of C2 symmetry results in the leakage of BICs into quasi-BICs, and a chiral quasi-BIC… read more here.
Keywords: bound states; states continuum; topologically enabled; merging bound ... See more keywords