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 …

Rashba-like physics in condensed matter

G Bihlmayer, P Noël, DV Vyalikh, EV Chulkov… - Nature Reviews …, 2022 - nature.com
Spin–orbit coupling induces a unique form of Zeeman interaction in momentum space in
materials that lack inversion symmetry: the electron's spin is locked on an effective magnetic …

Native point defects and their implications for the Dirac point gap at MnBi2Te4(0001)

M Garnica, MM Otrokov, PC Aguilar… - npj Quantum …, 2022 - nature.com
We study the surface crystalline and electronic structures of the antiferromagnetic
topological insulator MnBi2Te4 using scanning tunneling microscopy/spectroscopy (STM/S) …

Sample-dependent Dirac-point gap in and its response to applied surface charge: A combined photoemission and ab initio study

AM Shikin, DA Estyunin, NL Zaitsev, D Glazkova… - Physical Review B, 2021 - APS
Recently discovered intrinsic antiferromagnetic topological insulator Mn Bi 2 Te 4 presents
an exciting platform for realization of the quantum anomalous Hall effect and a number of …

Microstructural iterative reconstruction toward excellent thermoelectric performance in MnTe

Y Luo, J Wang, J Yang, D Mao, J Cui, B Jia… - Energy & …, 2023 - pubs.rsc.org
Earth-abundant manganese telluride (MnTe) with a hexagonal structure has shown
significant thermoelectric conversion potential; however, the drawbacks of low carrier …

Emergent phenomena in magnetic two-dimensional materials and van der Waals heterostructures

Y Li, B Yang, S Xu, B Huang… - ACS Applied Electronic …, 2022 - ACS Publications
Two-dimensional (2D) materials and their van der Waals (vdW) heterostructures provide
powerful platforms for exploring fascinating physical phenomena and implementing …

Site mixing for engineering magnetic topological insulators

Y Liu, LL Wang, Q Zheng, Z Huang, X Wang, M Chi… - Physical Review X, 2021 - APS
The van der Waals compound, MnBi 2 Te 4, is the first intrinsic magnetic topological
insulator, providing a materials platform for exploring exotic quantum phenomena such as …

Intrinsic magnetic topological insulators

P Wang, J Ge, J Li, Y Liu, Y Xu, J Wang - The Innovation, 2021 - cell.com
Introducing magnetism into topological insulators breaks time-reversal symmetry, and the
magnetic exchange interaction can open a gap in the otherwise gapless topological surface …

Distinct Magnetic Gaps between Antiferromagnetic and Ferromagnetic Orders Driven by Surface Defects in the Topological Magnet

H Tan, B Yan - Physical review letters, 2023 - APS
Many experiments observed a metallic behavior at zero magnetic fields (antiferromagnetic
phase, AFM) in MnBi 2 Te 4 thin film transport, which coincides with gapless surface states …

Routes to realize the axion-insulator phase in MnBi2Te4 (Bi2Te3) n family

Y Zhao, Q Liu - Applied Physics Letters, 2021 - pubs.aip.org
Axion, first postulated as a hypothetical particle in high-energy physics, is now extended to
describe a novel topological magnetoelectric effect derived from the Chern–Simons theory …