Progress and prospects in magnetic topological materials

BA Bernevig, C Felser, H Beidenkopf - Nature, 2022 - nature.com
Magnetic topological materials represent a class of compounds with properties that are
strongly influenced by the topology of their electronic wavefunctions coupled with the …

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 …

A complete catalogue of high-quality topological materials

MG Vergniory, L Elcoro, C Felser, N Regnault… - Nature, 2019 - nature.com
Using a recently developed formalism called topological quantum chemistry, we perform a
high-throughput search of 'high-quality'materials (for which the atomic positions and …

Quantization of fractional corner charge in -symmetric higher-order topological crystalline insulators

WA Benalcazar, T Li, TL Hughes - Physical Review B, 2019 - APS
In the presence of crystalline symmetries, certain topological insulators present a filling
anomaly: a mismatch between the number of electrons in an energy band and the number of …

High-throughput calculations of magnetic topological materials

Y Xu, L Elcoro, ZD Song, BJ Wieder, MG Vergniory… - Nature, 2020 - nature.com
The discoveries of intrinsically magnetic topological materials, including semimetals with a
large anomalous Hall effect and axion insulators,–, have directed fundamental research in …

Magnetic topological quantum chemistry

L Elcoro, BJ Wieder, Z Song, Y Xu, B Bradlyn… - Nature …, 2021 - nature.com
For over 100 years, the group-theoretic characterization of crystalline solids has provided
the foundational language for diverse problems in physics and chemistry. However, the …

All topological bands of all nonmagnetic stoichiometric materials

MG Vergniory, BJ Wieder, L Elcoro, SSP Parkin… - Science, 2022 - science.org
Topological quantum chemistry and symmetry-based indicators have facilitated large-scale
searches for materials with topological properties at the Fermi energy (EF). We report the …

Catalogue of flat-band stoichiometric materials

N Regnault, Y Xu, MR Li, DS Ma, M Jovanovic… - Nature, 2022 - nature.com
Topological electronic flattened bands near or at the Fermi level are a promising route
towards unconventional superconductivity and correlated insulating states. However, the …

Strong and fragile topological Dirac semimetals with higher-order Fermi arcs

BJ Wieder, Z Wang, J Cano, X Dai, LM Schoop… - Nature …, 2020 - nature.com
Dirac and Weyl semimetals both exhibit arc-like surface states. However, whereas the
surface Fermi arcs in Weyl semimetals are topological consequences of the Weyl points …

Observation of fractal higher-order topological states in acoustic metamaterials

S Zheng, X Man, ZL Kong, ZK Lin, G Duan, N Chen… - Science Bulletin, 2022 - Elsevier
Topological phases of matter have been extensively investigated in solid-state materials and
classical wave systems with integer dimensions. However, topological states in non-integer …