Electrically tuned topology and magnetism in twisted bilayer at

B Li, WX Qiu, F Wu - Physical Review B, 2024 - APS
We present a theoretical study of an interaction-driven quantum phase diagram of twisted
bilayer MoTe 2 at hole filling factor ν h= 1 as a function of twist angle θ and layer potential …

Adiabatic approximation and Aharonov-Casher bands in twisted homobilayer transition metal dichalcogenides

J Shi, N Morales-Durán, E Khalaf, AH MacDonald - Physical Review B, 2024 - APS
Topological flat moiré bands with nearly ideal quantum geometry have been identified in
homobilayer transition metal dichalcogenide moiré superlattices, and are thought to be …

Intrinsic dipole Hall effect in twisted MoTe2: magnetoelectricity and contact-free signatures of topological transitions

FR Fan, C Xiao, W Yao - Nature Communications, 2024 - nature.com
We discover an intrinsic dipole Hall effect in a variety of magnetic insulating states at integer
fillings of twisted MoTe2 moiré superlattice, including topologically trivial and nontrivial ferro …

Topology, magnetism and charge order in twisted MoTe2 at higher integer hole fillings

T Wang, M Wang, W Kim, SG Louie, L Fu… - arXiv preprint arXiv …, 2023 - arxiv.org
Twisted homobilayer transition metal dichalcogenide (TMD) attracts an expanding
experimental interest recently for exhibiting a variety of topological and magnetic states even …

Correlated Dirac Fermions in Twisted Bilayers of MoS2

J Kang - Nano Letters, 2025 - ACS Publications
Artificial honeycomb lattices are essential for understanding exotic quantum phenomena
arising from the interplay between Dirac physics and electron correlation. This work shows …

Variational Mapping of Chern Bands to Landau Levels: Application to Fractional Chern Insulators in Twisted MoTe

B Li, F Wu - arXiv preprint arXiv:2405.20307, 2024 - arxiv.org
We present a theoretical study of mapping between Chern bands and generalized Landau
levels in twisted bilayer MoTe $ _2 $, where fractional Chern insulators have been …

Quantum geometry probed by chiral excitonic optical response of chern insulators

WX Qiu, F Wu - arXiv preprint arXiv:2407.03317, 2024 - arxiv.org
We theoretically derive the sum rule for the negative first moment of the absorptive optical
conductivity with excitonic effects and establish its connection to the quantum weight $ K …

Phase diagram of twisted bilayer in a magnetic field with an account for the electron-electron interaction

M Wang, X Wang, O Vafek - Physical Review B, 2024 - APS
We study electron-electron interaction-induced states of twisted bilayer MoTe 2 in an out-of-
plane magnetic field B z ̂ near one hole per moiré unit cell filling. The three-dimensional …

[PDF][PDF] Artificial moiré engineering for an ideal Bernevig-Hughes-Zhang model

W Miao, A Rashidi, X Dai - PHYSICAL REVIEW B Phys Rev B, 2025 - researchgate.net
Moiré patterns with large periods emerge when layers of van der Waals materials are
stacked with a twist or lattice mismatch. These patterns modify energy bands, leading to …

Incipient quantum spin Hall insulator under strong correlations

P Mai, J Zhao, PW Phillips - arXiv preprint arXiv:2409.07557, 2024 - arxiv.org
To assess prior mean-field studies that the interacting Kane-Mele model supports a novel
antiferromagnetic Chern insulating phase (AFCI) for a wide range of sublattice potentials, we …