93 citations · 284 across the 26 of their papers we have counts for
26 papers
Symmetry-Enforced Ferroelectric Switching of Two-Dimensional Altermagnetism
Jiangyu Zhao, Yibo Liu, Guoli Wu +4
Altermagnetism features strong momentum-dependent spin splitting despite zero net magnetization, offering a transformative platform for next-generation spintronics. However, the no…
Floquet-Engineered Odd-Parity Altermagnetic Higher-Order Topology in a Two-Dimensional Antiferromagnet CrCH
Xiaorong Zou, Hyeon Suk Shin, Baibiao Huang +5
Periodic driving provides a platform to dynamically tailor quantum states of matter, yet its impact on symmetry-protected topological phases remains incompletely understood. Here,…
Second-order topology in two-dimensional azulenoid kekulene carbon lattices
Xiaorong Zou, Hyeon Suk Shin, Chang-Jong Kang +5
The discovery of higher-order topological insulator (HOTI) has established a new paradigm for understanding symmetry-constrained boundary electronic states. Here, based on first-pr…
Symmetry-dictated switching of antiferromagnetic magnon transport in 2D multiferroics
Yibo Liu, Jiale Wang, Jiexiang Wang +4
While antiferromagnetic magnons in two-dimensional (2D) materials hold immense promise for high-frequency spintronics, achieving their efficient active control remains a critical c…
Symmetry-Driven Electrical Switching of Anisotropic Skyrmion Hall Effect in Altermagnets
Wenhui Du, Kaiying Dou, Ying Dai +3
Controlling the skyrmion Hall effect (SkHE) is pivotal for developing topological spintronics but typically relies on magnetic field reversal. Here, we demonstrate a general strate…
Design of Skyrmion Bags with Tunable Topology in Symmetry-Broken 2D Lattices
Junhuang Yang, Kaiying Dou, Ying Dai +2
Magnetic skyrmion bags, as high-order topological swirling spin textures, offer rich fundamental physics and distinct advantages for spintronic applications; however, their realiza…
Ordering Mixed-Q Topological Magnetism into Lattice via Moire Engineering
Xiudong Wang, Zhonglin He, Kaiying Dou +3
Topological magnetic lattices offer a fertile ground for exploring fundamental physics and developing novel spintronic devices. However, current research is predominantly confined…
Magnonic Quantum Spin Hall Effect with Chiral Magnon Transport in Bilayer Altermagnets
Bo Yuan, Yingxi Bai, Ying Dai +2
Altermagnetism has attracted considerable interest, yet its associated spintronic phenomena have so far been largely confined to electronic systems. In this work, we uncover a univ…
Altermagnetic Skyrmions in 2D Lattices Exhibiting Anisotropic Skyrmion Hall Effect
Kaiying Dou, Zhonglin He, Wenhui Du +3
Anisotropic skyrmion Hall effect (A-SkHE) in two-dimensional (2D) magnetic systems represents a captivating phenomenon in condensed-matter physics and materials science. While conv…
Light-Induced Spin Slanting in 2D Multiferroic Magnet
Jiangyu Zhao, Yangyang Feng, Kaiying Dou +4
Controlling spin orientation of two-dimensional (2D) materials has emerged as a frontier of condensed-matter physics, resulting in the discovery of various phases of matter. Howeve…
Ultrafast laser driven ferromagnetic-antiferromagnetic skyrmion switching in 2D topological magnet
Kaiying Dou, Wenhui Du, Zhonglin He +3
Light-spin coupling is an attractive phenomenon from the standpoints of fundamental physics and device applications, and has spurred rapid development recently. Whereas the current…
Ferro-Valleytricity with In-Plane Magnetization
Yibo Liu, Yangyang Feng, Ying Dai +2
Ferro-valleytricity, a fundamental phenomenon that manifests spontaneous valley polarization, is generally considered to occur in two-dimensional (2D) materials with out-of-plane m…
Small exciton effective mass in QL Bi2Se2Te: A material platform towards high-temperature excitonic condensate
Yuanyuan Wang, Ying Dai, Baibiao Huang +2
Using first-principles simulations combined with many-body calculations, we show that two-dimensional free-standing quintuple-layer Bi2Se2Te is an inversion symmetric monolayer exp…
Coupling multi-space topologies in 2D ferromagnetic lattice
Zhonglin He, Wenhui Du, Kaiying Dou +3
Topology can manifest topological magnetism (e.g., skyrmion and bimeron) in real space and quantum anomalous Hall (QAH) state in momentum space, which have changed the modern conce…
Ferroelectrovalley in Two-Dimensional Multiferroic Lattices
Jiangyu Zhao, Yangyang Feng, Ying Dai +2
Engineering valley index is essential and highly sought for valley physics, but currently it is exclusively based on the paradigm of the challenging ferrovalley with spin-orientati…
Topology-engineered orbital Hall effect in two-dimensional ferromagnets
Zhiqi Chen, Runhan Li, Yingxi Bai +7
Recent advances in manipulation of orbital angular momentum (OAM) within the paradigm of orbitronics present a promising avenue for the design of future electronic devices. In this…
Bloch-type magnetic skyrmions in two-dimensional lattice
Wenhui Du, Kaiying Dou, Ying Dai +2
Magnetic skyrmions in two-dimensional lattice are a prominent topic of condensed matter physics and material science. Current research efforts in this field are exclusively constra…
Ferroelectric higher-order topological insulator in two dimensions
Ning Mao, Runhan Li, Xiaorong Zou +3
The interplay between ferroelectricity and band topology can give rise to a wide range of both fundamental and applied research. Here, we map out the emergence of nontrivial corner…
Multiple Topological Magnetism in van der Waals Heterostructure of MnTe2/ZrS2
Zhonglin He, Kaiying Dou, Wenhui Du +3
Topological magnetism in low-dimensional systems is of fundamental and practical importance in condensed-matter physics and material science. Here, using first-principles and Monte…
Orbital shift-induced boundary obstructed topological materials with a large energy gap
Ning Mao, Runhan Li, Ying Dai +3
We propose boundary obstructed topological phases caused by Wannier orbital shift between ordinary atomic sites, which, however, cannot be indicated by symmetry eigenvalues at high…
Intrinsic Layer-Polarized Anomalous Hall Effect in Bilayer MnBi2Te4
Rui Peng, Ting Zhang, Zhonglin He +4
Layer-polarized anomalous Hall effect (LP-AHE) is an attractive phenomenon in condensed-matter physics from the standpoints of both fundamental interest and device applications. Th…
Layer-Polarized Anomalous Hall Effect in Valleytronic van der Waals Bilayers
Ting Zhang, Xilong Xu, Baibiao Huang +3
Layer-polarized anomalous Hall effect (LP-AHE), derived from the coupling between Berry curvature and layer degree of freedom, is of importance for both fundamental physics and dev…
Antiferromagnetic skyrmion crystal in Janus monolayer CrSi2N2As2
Kaiying Dou, Wenhui Du, Zhonglin He +3
Antiferromagnetic skyrmion crystal (AF-SkX), a regular array of antiferromagnetic skyrmions, is a fundamental phenomenon in the field of condensed-matter physics. So far, only very…
2D magnetoelectric multiferroics in MnSTe/In2Se3 heterobilayer with ferroelectrically controllable skyrmions
Kaiying Dou, Wenhui Du, Ying Dai +2
The magnetoelectric effect and skyrmions are two fundamental phenomena in the field of condensed-matter physics. Here, using first-principles calculations and Monte-Carlo simulatio…