Non-Abelian fractional quantum anomalous Hall states and first Landau level physics of the second moiré band of twisted bilayer

CE Ahn, W Lee, K Yananose, Y Kim, GY Cho - Physical Review B, 2024 - APS
Utilizing the realistic continuum description of twisted bilayer MoTe 2 and many-body exact
diagonalization calculation, we establish that the second moiré band of twisted bilayer MoTe …

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 …

Contrasting twisted bilayer graphene and transition metal dichalcogenides for fractional Chern insulators: An emergent gauge picture

H Li, Y Su, YB Kim, HY Kee, K Sun, SZ Lin - Physical Review B, 2024 - APS
The recent experimental discovery of the zero-field fractional Chern insulator (FCI) in twisted
MoTe 2 moiré superlattices has sparked immense interest in this exotic topological quantum …

Spinon Pairing Induced by Chiral In-Plane Exchange and the Stabilization of Odd-Spin Chern Number Spin Liquid in Twisted

V Crépel, A Millis - Physical Review Letters, 2024 - APS
The unusual structure and symmetry of low-energy states in twisted transition metal
dichalcogenides leads to large in-plane spin-exchange interactions between spin-valley …

Attractive Haldane bilayers for trap** non-Abelian anyons

V Crépel, N Regnault - Physical Review B, 2024 - APS
We study the interplay between intrinsic topological order and superconductivity in a two-
component Haldane bilayer, where the two layers are coupled by an attractive force. We …

Manipulating optical and electronic properties through interfacial ferroelectricity

Y Liu, G Liu, X ** - Chinese Physics B, 2025 - iopscience.iop.org
Interfacial ferroelectricity is a recently established mechanism for generating spontaneous
reversible electric polarization, arising from the charge transfer between stacked van der …

Higher Landau-Level Analogues and Signatures of Non-Abelian States in Twisted Bilayer MoTe

C Wang, XW Zhang, X Liu, J Wang, T Cao… - arxiv preprint arxiv …, 2024 - arxiv.org
Recent experimental discovery of fractional Chern insulators at zero magnetic field in moir\'e
superlattices has sparked intense interests in bringing Landau level physics to flat Chern …

Hofstadter spectrum of Chern bands in twisted transition metal dichalcogenides

K Kolář, K Yang, F von Oppen, C Mora - Physical Review B, 2024 - APS
We study the topological bands in twisted bilayer transition metal dichalcogenides in an
external magnetic field. We first focus on a paradigmatic model of WSe 2, which can be …

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 …

Non-Abelian spin Hall insulator

A Abouelkomsan, L Fu - arxiv preprint arxiv:2406.14617, 2024 - arxiv.org
Motivated by a recent experiment reporting the fractional quantum spin Hall effect in twisted
${\rm MoTe} _2 $, we investigate microscopically the prospects of realizing exotic …