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 …

[HTML][HTML] 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 …

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 …

Floquet topological phase transitions in a periodically quenched dimer

M Jangjan, LEF Foa Torres, MV Hosseini - Physical Review B, 2022 - APS
We report on the theoretical investigation of the topological properties of a periodically
quenched one-dimensional dimerized lattice where a piecewise constant Hamiltonian …

Loss-induced Floquet non-Hermitian skin effect

Y Li, C Lu, S Zhang, YC Liu - Physical Review B, 2023 - APS
Non-Hermitian topological systems have attracted much interest due to their unique
topological properties when the non-Hermitian skin effect (NHSE) appears. However, the …

Higher-order Weyl-exceptional-ring semimetals

T Liu, JJ He, Z Yang, F Nori - Physical Review Letters, 2021 - APS
For first-order topological semimetals, non-Hermitian perturbations can drive the Weyl nodes
into Weyl exceptional rings having multiple topological structures and no Hermitian …

Non-Hermitian topological Mott insulators in one-dimensional fermionic superlattices

T Liu, JJ He, T Yoshida, ZL **ang, F Nori - Physical Review B, 2020 - APS
We study interaction-induced Mott insulators, and their topological properties in a one-
dimensional non-Hermitian strongly correlated spinful fermionic superlattice system with …

Driving-induced multiple -symmetry breaking transitions and reentrant localization transitions in non-Hermitian Floquet quasicrystals

L Zhou, W Han - Physical Review B, 2022 - APS
The cooperation between time-periodic driving fields and non-Hermitian effects could
endow systems with distinctive spectral and transport properties. In this paper, we uncover …

Floquet mode engineering in non-Hermitian waveguide lattices

S Wu, W Song, S Gao, Y Chen, S Zhu, T Li - Physical Review Research, 2021 - APS
Floquet topological systems exhibit rich physics associated with quasienergy band
structures and new topological states; nevertheless, they are usually explored in Hermitian …

Observation of Floquet topological phases with large Chern numbers

K Yang, S Xu, L Zhou, Z Zhao, T **e, Z Ding, W Ma… - Physical Review B, 2022 - APS
Floquet engineering offers a powerful approach to the generation of nonequilibrium
topological phases with large topological invariants and hence a proliferation of topological …