Anisotropic exceptional points of arbitrary order

Xiao, YX; Zhang, ZQ; Hang, ZH; Chan, CT

Chan, CT (reprint author), Hong Kong Univ Sci & Technol, Dept Phys, Hong Kong, Peoples R China.

PHYSICAL REVIEW B, 2019; 99 (24):

Abstract

A pair of anisotropic exceptional points (EPs) of arbitrary order is found in a class of non-Hermitian random systems with asymmetric hoppings. Both e......

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