Exceptional points enhance sum sideband generation in a mechanical PT-symmetric system.
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DOI: 10.1364/oe.417156
Abstract: Systems exhibiting parity-time (PT) symmetry are, in general, non-Hermitian systems, in which exceptional points (EPs) emerge when the system transits from the PT-symmetric phase to the broken-PT-symmetric phase. Based on the abnormal exponential amplification effect… read more here.
Keywords: system; generation; sum sideband; exceptional points ... See more keywords