137 citations · 533 across the 18 of their papers we have counts for
18 papers
Quantum Anomalous Hall Effect in Oxide Monolayers
Zeyu Li, Xudong Zhu, Yulei Han +1
Quantum anomalous Hall effect (QAHE) arises from the interplay between magnetic order and spin-orbit coupling, which opens up a topologically nontrivial band gap to host chiral edg…
The Layer Hall Effect without External Electric Field
Yulei Han, Yunpeng Guo, Zeyu Li +1
The layer Hall effect is an intriguing phenomenon observed in magnetic topological layered materials, where the Hall response arises from the opposite deflection of electrons on to…
An ab-initio study on engineering quantum anomalous Hall effect in compensated antiferromagnet MnBiTe
Zeyu Li, Yulei Han, Zhenhua Qiao
Recently, the quantum anomalous Hall effect (QAHE) has been theoretically proposed in compensated antiferromagnetic systems by using the magnetic topological insulator model [see a…
Altermagnetism Induced Topological Phase Transitions in Kane-Mele Model
Zhengtian Li, Zeyu Li, Zhenhua Qiao
We theoretically demonstrate that Chern number tunable quantum anomalous Hall effect (QAHE) and second-order topological insulators can be induced in the two-dimensional $\mathbb{Z…
Impact of Thermal Effects on the Current-Tunable Electrical Transport in the Ferrimagnetic Semiconductor MnSiTe
Yiyue Zhang, Xin Jin, ZeYu Li +8
In the ferrimagnetic semiconductor MnSiTe, a colossal magnetoresistance (CMR) is observed only when a magnetic field is applied along the magnetic hard axis ($\mathbf{H…
Electric-field-tunable topological phases in valley-polarized quantum anomalous Hall systems with inequivalent exchange fields
Shiyao Pan, Zeyu Li, Yulei Han
Incorporating valley as a degree of freedom into quantum anomalous Hall systems offers a novel approach to manipulating valleytronics in electronic transport. Using the Kane-Mele m…
Chern Number Tunable Quantum Anomalous Hall Effect in Compensated Antiferromagnets
Wenhao Liang, Jiaqi An, Zeyu Li +3
We propose to realize the quantum anomalous Hall effect (QAHE) in two-dimensional compensated antiferromagnets without net spin magnetization.} We consider antiferromagnetic MnBi$_…
Disorder-Induced Phase Transitions in Three-Dimensional Chiral Second-Order Topological Insulator
Yedi Shen, Zeyu Li, Qian Niu +1
Topological insulators have been extended to higher-order versions that possess topological hinge or corner states in lower dimensions. However, their robustness against disorder i…
A unique van Hove singularity in kagome superconductor CsVTaSb with enhanced superconductivity
Yang Luo, Yulei Han, Jinjin Liu +23
Van Hove singularity (VHS) has been considered as a driving source for unconventional superconductivity. A VHS in two-dimensional (2D) materials consists of a saddle point connecti…
Sensing orbital hybridization of graphene-diamond interface with a single spin
Yucheng Hao, Zhiping Yang, Zeyu Li +13
Interfacial interactions are crucial in a variety of fields and can greatly affect the electric, magnetic, and chemical properties of materials. Among them, interface orbital hybri…
Unidirectional electron-phonon coupling as a "fingerprint'' of the nematic state in a kagome superconductor
Ping Wu, Yubing Tu, Zhuying Wang +15
Electronic nematicity has been commonly observed in juxtaposition with unconventional superconductivity. Understanding the nature of the nematic state, as well as its consequence o…
Chern Number Tunable Quantum Anomalous Hall Effect in Monolayer Transitional Metal Oxides via Manipulating Magnetization Orientation
Zeyu Li, Yulei Han, Zhenhua Qiao
Although much effort has been made to explore quantum anomalous Hall effect (QAHE) in both theory and experiment, the QAHE systems with tunable Chern numbers are yet limited. Here,…
Large Rashba Spin-Orbit Coupling and High-Temperature Quantum Anomalous Hall Effect in Re-Intercalated Graphene/CrI Heterostructure
Yulei Han, Zhi Yan, Zeyu Li +4
In 2010, quantum anomalous Hall effect (QAHE) in graphene was proposed in the presence of Rashba spin-orbit coupling and ferromagnetic exchange field. After a decade's experimental…
Realizing Kagome Band Structure in Two-Dimensional Kagome Surface States of (=Gd,Ho)
Shuting Peng, Yulei Han, Ganesh Pokharel +14
We report angle resolved photoemission experiments on a newly discovered family of kagome metals (=Gd, Ho). Intrinsic bulk states and surface states of the vanadi…
Pressure-induced dimensional crossover in a kagome superconductor
Fanghang Yu, Xudong Zhu, Xikai Wen +9
The recently discovered kagome superconductors AV3Sb5 exhibit tantalizing high-pressure phase diagrams, in which a new dome-like superconducting phase emerges under moderate pressu…
Large-Gap Quantum Anomalous Hall Effect in Monolayer Halide Perovskite
Zeyu Li, Yulei Han, Zhenhua Qiao
We theoretically propose a family of structurally stable monolayer halide perovskite ABC (A=Rb, Cs; B=Pd, Pt; C=Cl, Br) with easy magnetization planes. These materials…
Quantum Anomalous Hall Effect by Coupling Heavy Atomic Layers with CrI
Majeed Ur Rehman, Xinlong Dong, Tao Hou +3
We explored the possibility of realizing quantum anomalous Hall effect by placing heavy-element atomic layer on top of monolayer CrI with a natural cleavage surface and broke…
Pressure-Induced Modification of Anomalous Hall Effect in Layered FeGeTe
Xiangqi Wang, Zeyu Li, Min Zhang +11
We systematically investigate the influence of high pressure on the electronic transport properties of layered ferromagnetic materials, in particular, those of FeGeTe. Its…