Second harmonic generation by matching the phase distributions of topological corner and edge states.
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DOI: 10.1364/ol.489194
Abstract: Second harmonic generation (SHG) in topological photonic crystals is chiefly concerned with frequency conversion between the same topological states. However, little attention has been paid to the effect of coupling between different topological states on… read more here.
Keywords: second harmonic; phase distributions; matching phase; harmonic generation ... See more keywords