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 …

The quantum anomalous Hall effect: theory and experiment

CX Liu, SC Zhang, XL Qi - Annual Review of Condensed Matter …, 2016 - annualreviews.org
The quantum anomalous Hall effect is defined as a quantized Hall effect realized in a system
without an external magnetic field. The quantum anomalous Hall effect is a novel …

Intrinsic quantized anomalous Hall effect in a moiré heterostructure

M Serlin, CL Tschirhart, H Polshyn, Y Zhang, J Zhu… - Science, 2020 - science.org
The quantum anomalous Hall (QAH) effect combines topology and magnetism to produce
precisely quantized Hall resistance at zero magnetic field. We report the observation of a …

High-Chern-number and high-temperature quantum Hall effect without Landau levels

J Ge, Y Liu, J Li, H Li, T Luo, Y Wu, Y Xu… - National science …, 2020 - academic.oup.com
The quantum Hall effect (QHE) with quantized Hall resistance of h/νe 2 started the research
on topological quantum states and laid the foundation of topology in physics. Since then …

Tuning the Chern number in quantum anomalous Hall insulators

YF Zhao, R Zhang, R Mei, LJ Zhou, H Yi, YQ Zhang… - Nature, 2020 - nature.com
A quantum anomalous Hall (QAH) state is a two-dimensional topological insulating state that
has a quantized Hall resistance of h/(Ce 2) and vanishing longitudinal resistance under zero …

Topological phases in two-dimensional materials: a review

Y Ren, Z Qiao, Q Niu - Reports on Progress in Physics, 2016 - iopscience.iop.org
Topological phases with insulating bulk and gapless surface or edge modes have attracted
intensive attention because of their fundamental physics implications and potential …

Quantum anomalous Hall effect and related topological electronic states

H Weng, R Yu, X Hu, X Dai, Z Fang - Advances in Physics, 2015 - Taylor & Francis
Over a long period of exploration, the successful observation of quantized version of
anomalous Hall effect (AHE) in thin film of magnetically doped topological insulator (TI) …

Scale-invariant quantum anomalous Hall effect in magnetic topological insulators beyond the two-dimensional limit

X Kou, ST Guo, Y Fan, L Pan, M Lang, Y Jiang, Q Shao… - Physical review …, 2014 - APS
We investigate the quantum anomalous Hall effect (QAHE) and related chiral transport in the
millimeter-size (Cr 0.12 Bi 0.26 Sb 0.62) 2 Te 3 films. With high sample quality and robust …

Quantum anomalous Hall effect in an antiferromagnetic monolayer of MoO

B Wu, Y Song, W Ji, P Wang, S Zhang, C Zhang - Physical Review B, 2023 - APS
The quantum anomalous Hall (QAH) effect is rarely predicted in antiferromagnetic (AFM)
materials. Here, by first-principles calculations, we propose that the monolayer of MoO is …

Experimental observation of large Chern numbers in photonic crystals

SA Skirlo, L Lu, Y Igarashi, Q Yan, J Joannopoulos… - Physical review …, 2015 - APS
Despite great interest in the quantum anomalous Hall phase and its analogs, all
experimental studies in electronic and bosonic systems have been limited to a Chern …