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 …

A review on non-Hermitian skin effect

X Zhang, T Zhang, MH Lu, YF Chen - Advances in Physics: X, 2022 - Taylor & Francis
The past decades have witnessed the flourishing of non-Hermitian physics in non-
conservative systems, leading to unprecedented phenomena of unidirectional invisibility …

Electrical circuit realization of topological switching for the non-Hermitian skin effect

H Zhang, T Chen, L Li, CH Lee, X Zhang - Physical Review B, 2023 - APS
Non-Hermitian systems reveal rich physics beyond the Hermitian regime, and have aroused
great interest. One remarkable physical phenomenon is the non-Hermitian skin effect …

Observation of the non-Hermitian skin effect and Fermi skin on a digital quantum computer

R Shen, T Chen, B Yang, CH Lee - Nature Communications, 2025 - nature.com
Lately, the non-Hermitian skin effect (NHSE) has been demonstrated in various classical
metamaterials and even ultracold atomic arrays. Yet, its interplay with many-body dynamics …

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 pum**. Here we show that in …

Dimensional transmutation from non-Hermiticity

H Jiang, CH Lee - Physical Review Letters, 2023 - APS
Dimensionality plays a fundamental role in the classification of novel phases and their
responses. In generic lattices of 2D and beyond, however, we found that non-Hermitian …

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 …

Universal competitive spectral scaling from the critical non-Hermitian skin effect

F Qin, Y Ma, R Shen, CH Lee - Physical Review B, 2023 - APS
Recently, it was discovered that certain non-Hermitian systems can exhibit qualitative
different properties at different system sizes, such as being gapless at small sizes and …

Exceptional points in non-Hermitian systems: Applications and recent developments

H Meng, YS Ang, CH Lee - Applied Physics Letters, 2024 - pubs.aip.org
Exceptional points are complex branching singularities of non-Hermitian bands that have
lately attracted considerable interest, particularly in non-Hermitian photonics. In this article …

Occupation-dependent particle separation in one-dimensional non-Hermitian lattices

Y Qin, L Li - Physical Review Letters, 2024 - APS
We unveil an exotic phenomenon arising from the intricate interplay between non-Hermiticity
and many-body physics, namely, an occupation-dependent particle separation for hardcore …