High Chern number in strained thin films of dilute magnetic topological insulators

M Shafiei, F Fazileh, FM Peeters, MV Milošević - Physical Review B, 2023 - APS
The quantum anomalous Hall effect was first observed experimentally by doping the Bi 2 Se
3 materials family with chromium, where 5% doping induces an exchange field of around 0.1 …

Nonmagnetic doping induced quantum anomalous Hall effect in topological insulators

S Qi, R Gao, M Chang, T Hou, Y Han, Z Qiao - Physical Review B, 2020 - APS
Quantum anomalous Hall effect (QAHE) has been experimentally observed in magnetically
doped topological insulators. However, ultralow temperatures (usually below 300 mK) …

[HTML][HTML] Two-component anomalous Hall effect in a magnetically doped topological insulator

N Liu, J Teng, Y Li - Nature communications, 2018 - nature.com
The anomalous Hall (AH) effect measurement has emerged as a powerful tool to gain deep
insights into magnetic materials, such as ferromagnetic metals, magnetic semiconductors …

Origin of magnetic inhomogeneity in Cr-and V-doped topological insulators

S Qi, Z Liu, M Chang, R Gao, Y Han, Z Qiao - Physical Review B, 2020 - APS
The quantum anomalous Hall effect (QAHE) has been experimentally observed in
magnetically doped topological insulators at ultralow temperatures. Inhomogeneous …

Tuning topology in thin films of topological insulators by strain gradients

R Battilomo, N Scopigno, C Ortix - Physical Review B, 2019 - APS
We theoretically show that the coupling of inhomogeneous strains to the Dirac fermions of
three-dimensional topological insulators (3DTI) in thin film geometries results in the …

Evolution of Dopant-Concentration-Induced Magnetic Exchange Interaction in Topological Insulator Thin Films

F Wang, YF Zhao, ZJ Yan, D Zhuo, H Yi, W Yuan… - Nano …, 2023 - ACS Publications
To date, the quantum anomalous Hall effect has been realized in chromium (Cr)-and/or
vanadium (V)-doped topological insulator (Bi, Sb) 2Te3 thin films. In this work, we use …

Electrodynamics of the quantum anomalous Hall state in a magnetically doped topological insulator

Z Tagay, HT Yi, D Jain, S Oh, NP Armitage - arXiv preprint arXiv …, 2024 - arxiv.org
Magnetically doped topological insulators have been extensively studied over the past
decade as a material platform to exhibit quantum anomalous Hall effect. Most material …

Large-Chern-number quantum anomalous Hall effect in thin-film topological crystalline insulators

C Fang, MJ Gilbert, BA Bernevig - Physical review letters, 2014 - APS
We theoretically predict that thin-film topological crystalline insulators can host various
quantum anomalous Hall phases when doped by ferromagnetically ordered dopants. Any …

Observation of nonlinear planar Hall effect in magnetic-insulator–topological-insulator heterostructures

Y Wang, SV Mambakkam, YX Huang, Y Wang, Y Ji… - Physical Review B, 2022 - APS
Interfacing topological insulators (TIs) with magnetic insulators (MIs) have been widely used
to study the interaction between topological surface states and magnetism. Previous …

Structural tuning magnetism and topology in a magnetic topological insulator

C Eckberg, G Qiu, T Qu, S Kwon, Y Liu, L Tai… - arXiv preprint arXiv …, 2023 - arxiv.org
To date, the most widely-studied quantum anomalous Hall insulator (QAHI) platform is
achieved by dilute doping of magnetic ions into thin films of the alloyed tetradymite …