Exceptional topology of non-Hermitian systems

EJ Bergholtz, JC Budich, FK Kunst - Reviews of Modern Physics, 2021 - APS
The current understanding of the role of topology in non-Hermitian (NH) systems and its far-
reaching physical consequences observable in a range of dissipative settings are reviewed …

Ceramic‐based dielectric metamaterials

W Luo, S Yan, J Zhou - Interdisciplinary Materials, 2022 - Wiley Online Library
Dielectric metamaterials based on ceramics have attracted considerable interest in the past
few years owing to their low dielectric loss, simple structure, excellent multifield tunability …

Non-Hermitian skin modes induced by on-site dissipations and chiral tunneling effect

Y Yi, Z Yang - Physical Review Letters, 2020 - APS
In this Letter, we study the conditions under which on-site dissipations can induce non-
Hermitian skin modes in non-Hermitian systems. When the original Hermitian Hamiltonian …

Photonic topological insulator induced by a dislocation in three dimensions

E Lustig, LJ Maczewsky, J Beck, T Biesenthal… - Nature, 2022 - nature.com
The hallmark of topological insulators (TIs) is the scatter-free propagation of waves in
topologically protected edge channels. This transport is strictly chiral on the outer edge of …

Two-dimensional non-Hermitian skin effect in a synthetic photonic lattice

Y Song, W Liu, L Zheng, Y Zhang, B Wang, P Lu - Physical Review Applied, 2020 - APS
Non-Hermitian skin effect (NHSE) has led to interesting physics and sophisticated
applications beyond the conventional framework. However, NHSE studies have been limited …

Topological physics of non-Hermitian optics and photonics: a review

H Wang, X Zhang, J Hua, D Lei, M Lu, Y Chen - Journal of Optics, 2021 - iopscience.iop.org
The notion of non-Hermitian optics and photonics rooted in quantum mechanics and
photonic systems has recently attracted considerable attention ushering in tremendous …

[HTML][HTML] Photonic flat-band lattices and unconventional light localization

L Tang, D Song, S Xia, S Xia, J Ma, W Yan, Y Hu… - …, 2020 - degruyter.com
Flat-band systems have attracted considerable interest in different branches of physics in the
past decades, providing a flexible platform for studying fundamental phenomena associated …

Floquet engineering of the non-Hermitian skin effect in photonic waveguide arrays

S Ke, W Wen, D Zhao, Y Wang - Physical Review A, 2023 - APS
The non-Hermitian skin effect (NHSE), which involves an extensive number of bulk modes
collapsing to open boundaries as skin modes, unveils a variety of unprecedented …

Photonic flat band dynamics

RAV Poblete - Advances in Physics: X, 2021 - search.proquest.com
During the last decades, researchers of different scientific areas have investigated several
systems and materials to suggest new ways of transporting and localizing light. These …

[HTML][HTML] Quantum simulation of parity–time symmetry breaking with a superconducting quantum processor

S Dogra, AA Melnikov, GS Paraoanu - Communications Physics, 2021 - nature.com
The observation of genuine quantum effects in systems governed by non-Hermitian
Hamiltonians has been an outstanding challenge in the field. Here we simulate the evolution …