2 papers
quant-ph2026
Observation of flat-band skin effect
Xulong Wang, Dongyi Wang, Congwei Lu +4
Symmetry-protected ideal flat bands in one-dimensional (1D) Hermitian lattices are populated by compact localized states (CLS) - a special class of localization with wavefunctions…
physics.class-ph2025
Observation of the Exceptional Skin Effect on a Non-Hermitian Flat band
Dongyi Wang, Ruoyang Zhang, Chinghua Lee +2
Flat band and non-Hermitian are both significant conceptions in modern physics. In this study, we delve into the behaviours of flat bands in non-Hermitian systems, focusing on the…