400 citations · 1.5k across the 58 of their papers we have counts for
1 paper · 2 filters
Xu-Lin Zhang, Shubo Wang, Wen-Jie Chen +2
Exceptional points are degeneracies in non-Hermitian systems. A two-state system with parity-time (PT) symmetry usually has only one exceptional point beyond which the eigenmodes a…