122 citations · 548 across the 14 of their papers we have counts for
14 papers
Observation of Ferromagnetic Phase in the Second Moiré Band of Twisted MoTe2
Liheng An, Haiyang Pan, Wen-Xuan Qiu +13
Flat bands and electron correlation in moiré lattices give rise to many exotic phases, including Mott insulators, superconductivity, and topological states. Within the first moiré…
Unconventional ferroelectricity in half-filling states of antiparallel stacking of twisted WSe2
Liheng An, Zishu Zhou, Xuemeng Feng +9
Abstract: We report on emergence of an abnormal electronic polarization in twisted double bilayer WSe2 in antiparallel interface stacking geometry, where local centrosymmetry of at…
Observation of Γ-valley moiré bands and emergent hexagonal lattice in twisted transition metal dichalcogenides
Ding Pei, Binbin Wang, Zishu Zhou +19
Twisted van der Waals heterostructures have recently been proposed as a condensed-matter platform for realizing controllable quantum models due to the low-energy moiré bands with s…
Bridging the gap between atomically thin semiconductors and metal leads
Xiangbin Cai, Zefei Wu, Xu Han +15
Electrically interfacing atomically thin transition metal dichalcogenide semiconductors (TMDSCs) with metal leads is challenging because of undesired interface barriers, which have…
Lattice reconstruction induced multiple ultra-flat bands in twisted bilayer WSe2
En Li, Jin-Xin Hu, Xuemeng Feng +5
Moiré superlattices in van der Waals heterostructures provide a tunable platform to study emergent properties that are absent in the natural crystal form. Twisted bilayer transitio…
Giant nonlinear Hall effect in twisted WSe
Meizhen Huang, Zefei Wu, Jinxin Hu +8
The recently discovered nonlinear Hall effect (NHE) in a few non-interacting systems provides a novel mechanism to generate second harmonic electrical Hall signals under time-rever…
Nodal and nematic superconducting phases in NbSe2 monolayers from competing superconducting channels
Chang-woo Cho, Jian Lyu, Liheng An +10
Transition metal dichalcogenides like 2H-NbSe2 in their two-dimensional (2D) form exhibit Ising superconductivity with the quasiparticle spins are firmly pinned in the direction pe…
Negative compressibility in MoS2 capacitance
Ruiyan Gao, Zhehan Ying, Liheng An +7
Large capacitance enhancement is useful for increasing the gate capacitance of field-effect transistors (FETs) to produce low-energy-consuming devices with improved gate controllab…
Interaction effects and superconductivity signatures in twisted double-bilayer WSe
Liheng An, Xiangbin Cai, Meizhen Huang +6
Twisted bilayer graphene provides a new two-dimensional platform for studying electron interaction phenomena and flat band properties such as correlated insulator transition, super…
Intrinsic valley Hall transport in atomically thin MoS2
Zefei Wu, Benjamin T. Zhou, Gui-Bin Liu +10
Electrons hopping in two-dimensional honeycomb lattices possess a valley degree of freedom in addition to charge and spin. In the absence of inversion symmetry, these systems were…
Probing Landau levels of strongly interacting massive Dirac electrons in layer-polarized MoS
Jiangxiazi Lin, Tianyi Han, Benjamin A. Piot +10
Monolayer transition metal dichalcogenides are recently emerged 2D electronic systems with various novel properties, such as spin-valley locking, circular dichroism, valley Hall ef…
Probing strong interactions in p-type few-layer WSe by density-dependent Landau level crossing
Shuigang Xu, Liheng An, Jiangxiazi Lin +7
Atomically thin transition metal dichalcogenides (TMDCs) such as MoS and WSe are emerging as a new platform for exploring many-body effects. Coulomb interactions are marked…
Quantum Transport in Ambipolar Few-layer Black Phosphorus
Gen Long, Denis Maryenko, Sergio Pezzini +10
Few-layer black phosphorus possesses unique electronic properties giving rise to distinct quantum phenomena and thus offers a fertile platform to explore the emergent correlation p…
Odd-integer quantum Hall states and giant spin susceptibility in p-type few-layer WSe2
Shuigang Xu, Junying Shen, Gen Long +17
We fabricate high-mobility p-type few-layer WSe2 field-effect transistors and surprisingly observe a series of quantum Hall (QH) states following an unconventional sequence predomi…