Topological phononic metamaterials

W Zhu, W Deng, Y Liu, J Lu, HX Wang… - Reports on Progress …, 2023 - iopscience.iop.org
The concept of topological energy bands and their manifestations have been demonstrated
in condensed matter systems as a fantastic paradigm toward unprecedented physical …

Topological materials discovery from crystal symmetry

BJ Wieder, B Bradlyn, J Cano, Z Wang… - Nature Reviews …, 2022 - nature.com
Topological materials discovery has evolved at a rapid pace over the past 15 years following
the identification of the first nonmagnetic topological insulators (TIs), topological crystalline …

Provably efficient machine learning for quantum many-body problems

HY Huang, R Kueng, G Torlai, VV Albert, J Preskill - Science, 2022 - science.org
Classical machine learning (ML) provides a potentially powerful approach to solving
challenging quantum many-body problems in physics and chemistry. However, the …

Enumeration of spin-space groups: Toward a complete description of symmetries of magnetic orders

Y Jiang, Z Song, T Zhu, Z Fang, H Weng, ZX Liu… - Physical Review X, 2024 - APS
Symmetries of three-dimensional periodic scalar fields are described by 230 space groups
(SGs). Symmetries of three-dimensional periodic (pseudo) vector fields, however, are …

Hybrid skin-topological modes without asymmetric couplings

W Zhu, J Gong - Physical Review B, 2022 - APS
The non-Hermitian skin effect (NHSE) in non-Hermitian lattice systems, associated with a
point gap on the complex energy plane, has attracted great theoretical and experimental …

General construction and topological classification of crystalline flat bands

D Călugăru, A Chew, L Elcoro, Y Xu, N Regnault… - Nature Physics, 2022 - nature.com
Exotic phases of matter can emerge from the interplay between strong electron interactions
and non-trivial topology. Materials that have non-dispersing bands in their electronic band …

Anomalous Hall crystals in rhombohedral multilayer graphene. II. General mechanism and a minimal model

T Soejima, J Dong, T Wang, T Wang, MP Zaletel… - Physical Review B, 2024 - APS
We propose a minimal “three-patch model” for the anomalous Hall crystal (AHC), a
topological electronic state that spontaneously breaks both time-reversal symmetry and …

Topological semimetal driven by strong correlations and crystalline symmetry

L Chen, C Setty, H Hu, MG Vergniory, SE Grefe… - Nature Physics, 2022 - nature.com
Electron correlations amplify quantum fluctuations and, as such, are recognized as the origin
of many quantum phases. However, whether strong correlations can lead to gapless …

Interacting topological quantum chemistry in 2D with many-body real space invariants

J Herzog-Arbeitman, BA Bernevig, ZD Song - Nature communications, 2024 - nature.com
The topological phases of non-interacting fermions have been classified by their
symmetries, culminating in a modern electronic band theory where wavefunction topology …

Absence of Topological Protection of the Interface States in Photonic Crystals

S Xu, Y Wang, R Agarwal - Physical Review Letters, 2023 - APS
Inspired from electronic systems, topological photonics aims to engineer new optical devices
with robust properties. In many cases, the ideas from topological phases protected by …