Symmetry-protected lossless modes in dispersive time-varying media
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DOI: 10.1103/physreva.111.033507
Abstract: We give an exact application of a recently developed, operator-based theory of wave propagation in dispersive, time-varying media. Using this theory, we find that the usual symmetry of complex conjugation plus changing the sign of… read more here.
Keywords: time; dispersive time; real valued; symmetry ... See more keywords