Supplementary material
figure
posted on 2024-11-05, 13:00 authored by Mian Peng, Chaohua Wu, Zhenxing Cui, Xuewei Zhang, Qiang Wei, Mou Yan, Gang Chen(1) consequences of the non-Hermitian symmetry; (2) theoretical bulk and edge energy spectrum in Hermitian case; (3) effective hopping of non-Hermitian terms; (4) fitting of gain and loss for acoustic single cavity; (5) the experimental scheme; (6) fitting of bulk band; (7) edge states distribute in the top boundary; (8) measured distribution of bulk states.
