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quant-ph2026
Controlling energy spectra and skin effect via boundary conditions in non-Hermitian lattices
S Rahul, Pasquale Marra
Non-Hermitian systems exhibit unique spectral properties, including the non-Hermitian skin effect and exceptional points, often influenced by boundary conditions. The modulation of…
cond-mat.dis-nn2026
Hidden localization transitions in canonically rotated Aubry-André models
Pasquale Marra
Anderson localization is a phase transition between a "metallic phase", where wavefunctions are extended and delocalized in space, and an "insulating phase", where wavefunctions ar…