Universal Subdiffusive Behavior at Band Edges from Transfer Matrix Exceptional Points.
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DOI: 10.1103/physrevlett.130.187101
Abstract: We discover a deep connection between parity-time symmetric optical systems and quantum transport in one-dimensional fermionic chains in a two-terminal open system setting. The spectrum of one dimensional tight-binding chain with periodic on-site potential can… read more here.
Keywords: band; exceptional points; universal subdiffusive; transfer matrix ... See more keywords