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 kagome magnets and superconductors

JX Yin, B Lian, MZ Hasan - Nature, 2022 - nature.com
A kagome lattice naturally features Dirac fermions, flat bands and van Hove singularities in
its electronic structure. The Dirac fermions encode topology, flat bands favour correlated …

Signatures of fractional quantum anomalous Hall states in twisted MoTe2

J Cai, E Anderson, C Wang, X Zhang, X Liu… - Nature, 2023 - nature.com
The interplay between spontaneous symmetry breaking and topology can result in exotic
quantum states of matter. A celebrated example is the quantum anomalous Hall (QAH) state …

Thermodynamic evidence of fractional Chern insulator in moiré MoTe2

Y Zeng, Z Xia, K Kang, J Zhu, P Knüppel, C Vaswani… - Nature, 2023 - nature.com
Chern insulators, which are the lattice analogues of the quantum Hall states, can potentially
manifest high-temperature topological orders at zero magnetic field to enable next …

Observation of fractionally quantized anomalous Hall effect

H Park, J Cai, E Anderson, Y Zhang, J Zhu, X Liu… - Nature, 2023 - nature.com
The integer quantum anomalous Hall (QAH) effect is a lattice analogue of the quantum Hall
effect at zero magnetic field,–. This phenomenon occurs in systems with topologically non …

Emerging research landscape of altermagnetism

L Šmejkal, J Sinova, T Jungwirth - Physical Review X, 2022 - APS
Magnetism is one of the largest, most fundamental, and technologically most relevant fields
of condensed-matter physics. Traditionally, two basic magnetic phases have been …

Colloquium: Quantum anomalous Hall effect

CZ Chang, CX Liu, AH MacDonald - Reviews of Modern Physics, 2023 - APS
The quantum Hall (QH) effect, quantized Hall resistance combined with zero longitudinal
resistance, is the characteristic experimental fingerprint of Chern insulators—topologically …

Observation of Integer and Fractional Quantum Anomalous Hall Effects in Twisted Bilayer

F Xu, Z Sun, T Jia, C Liu, C Xu, C Li, Y Gu, K Watanabe… - Physical Review X, 2023 - APS
The interplay between strong correlations and topology can lead to the emergence of
intriguing quantum states of matter. One well-known example is the fractional quantum Hall …

[HTML][HTML] Fractional Chern insulators in magic-angle twisted bilayer graphene

Y Xie, AT Pierce, JM Park, DE Parker, E Khalaf… - Nature, 2021 - nature.com
Abstract Fractional Chern insulators (FCIs) are lattice analogues of fractional quantum Hall
states that may provide a new avenue towards manipulating non-Abelian excitations. Early …

Quantum anomalous Hall effect from intertwined moiré bands

T Li, S Jiang, B Shen, Y Zhang, L Li, Z Tao, T Devakul… - Nature, 2021 - nature.com
Electron correlation and topology are two central threads of modern condensed matter
physics. Semiconductor moiré materials provide a highly tuneable platform for studies of …