Probing non-Hermitian skin effect and non-Bloch phase transitions

In non-Hermitian crystals showing the non-Hermitian skin effect, ordinary Bloch band theory and Bloch topological invariants fail to correctly predict energy spectra, topological boundary states, and symmetry-breaking phase transitions in systems with open boundaries. Recently, it has been shown tha...

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Bibliographic Details
Main Author: Stefano Longhi
Format: Article
Language:English
Published: American Physical Society 2019-09-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.1.023013