Topological non-Hermitian skin effect

R Lin, T Tai, L Li, CH Lee - Frontiers of Physics, 2023 - Springer
This article reviews recent developments in the non-Hermitian skin effect (NHSE),
particularly on its rich interplay with topology. The review starts off with a pedagogical …

Non-Hermitian photonic band winding and skin effects: a tutorial

H Wang, J Zhong, S Fan - Advances in Optics and Photonics, 2024 - opg.optica.org
Non-Hermitian band structures have gained considerable attention due to the novel
phenomena not present in their Hermitian counterparts and their connection to various …

Enhanced many-body quantum scars from the non-Hermitian Fock skin effect

R Shen, F Qin, JY Desaules, Z Papić, CH Lee - Physical Review Letters, 2024 - APS
In contrast with extended Bloch waves, a single particle can become spatially localized due
to the so-called skin effect originating from non-Hermitian pumping. Here we show that in …

Non-hermitian strongly interacting Dirac fermions

XJ Yu, Z Pan, L Xu, ZX Li - Physical Review Letters, 2024 - APS
Exotic quantum phases and phase transition in the strongly interacting Dirac systems have
attracted tremendous interests. On the other hand, non-Hermitian physics, usually …

Non-Hermitian topological phases: principles and prospects

A Banerjee, R Sarkar, S Dey… - Journal of Physics …, 2023 - iopscience.iop.org
The synergy between non-Hermitian concepts and topological ideas have led to very fruitful
activity in the recent years. Their interplay has resulted in a wide variety of new non …

Non-Hermitian Floquet topological matter—a review

L Zhou, DJ Zhang - Entropy, 2023 - mdpi.com
The past few years have witnessed a surge of interest in non-Hermitian Floquet topological
matter due to its exotic properties resulting from the interplay between driving fields and non …

Enhancement of second-order non-Hermitian skin effect by magnetic fields

CA Li, B Trauzettel, T Neupert, SB Zhang - Physical Review Letters, 2023 - APS
The non-Hermitian skin effect is a unique phenomenon in which an extensive number of
eigenstates are localized at the boundaries of a non-Hermitian system. Recent studies show …

Phase transitions and bunching of correlated particles in a non-Hermitian quasicrystal

S Longhi - Physical Review B, 2023 - APS
Noninteracting particles in non-Hermitian quasicrystals display localization-delocalization
and spectral phase transitions in complex energy plane that can be characterized by point …

General Criterion for Non-Hermitian Skin Effects and Application: Fock Space Skin Effects in Many-Body Systems

K Shimomura, M Sato - Physical Review Letters, 2024 - APS
Non-Hermiticity enables macroscopic accumulation of bulk states, named non-Hermitian
skin effects. The non-Hermitian skin effects are well established for single-particle systems …

Diagnosing non-Hermitian many-body localization and quantum chaos via singular value decomposition

F Roccati, F Balducci, R Shir, A Chenu - Physical Review B, 2024 - APS
Strong local disorder in interacting quantum spin chains can turn delocalized eigenmodes
into localized eigenstates, giving rise to many-body localized phases. This is accompanied …