Optically reconfigurable higher-order valley photonic crystals based on enhanced Kerr effect.
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DOI: 10.1364/ol.468157
Abstract: The reconfigurable higher-order topological states are realized in valley photonic crystals with enhanced optical Kerr nonlinearity. The inversion symmetry of the designed valley photonic crystal is broken due to the difference in optical responses between… read more here.
Keywords: kerr effect; higher order; valley photonic; photonic crystals ... See more keywords