182 citations · 933 across the 19 of their papers we have counts for
19 papers
Identifying Oriented Spin Space Groups and Related Physical Properties Using an Online Platform FINDSPINGROUP
Yutong Yu, Xiaobing Chen, Yanzhou Zhu +5
Unconventional magnets that combine antiferromagnetic structures with ferromagnetic-like responses are essential for the development of next-generation spintronics. Their emergent…
Symmetry Classification of Magnetic Orders using Oriented Spin Space Groups
Yuntian Liu, Xiaobing Chen, Yutong Yu +3
Magnetism has witnessed remarkable progress in recent decades, largely driven by its potential for next-generation storage devices. However, the classification of magnetic orders,…
Ferroelectric switchable altermagnetism
Mingqiang Gu, Yuntian Liu, Haiyuan Zhu +5
We propose a novel ferroelectric switchable altermagnetism effect, the reversal of ferroelectric polarization is coupled to the switching of altermagnetic spin splitting. We demons…
Magnetic geometry induced quantum geometry and nonlinear transports
Haiyuan Zhu, Jiayu Li, Xiaobing Chen +2
The combination of quantum geometry and magnetic geometry in magnets excites diverse phenomena, some critical for antiferromagnetic spintronics. However, very few material platform…
Orbital doublet driven even-spin Chern insulators
Lu Liu, Yuntian Liu, Jiayu Li +2
Quantum spin Hall insulators hosting edge spin currents hold great potential for low-power spintronic devices. In this paper, we present a universal approach to achieve a high and…
Quantum spin Hall effect protected by spin U(1) quasisymmetry
Lu Liu, Yuntian Liu, Jiayu Li +2
Quantum spin Hall (QSH) effect, where electrons with opposite spin channels are deflected to opposite sides of a two-dimensional system with a quantized conductance, was believed t…
Group Theory on Quasisymmetry and Protected Near Degeneracy
Jiayu Li, Ao Zhang, Yuntian Liu +1
In solid state systems, group representation theory is powerful in characterizing the behavior of quasiparticles, notably the energy degeneracy. While conventional group theory is…
Chiral charge density wave and backscattering-immune orbital texture in monolayer 1T-TiTe2
Mingqiang Ren, Fangjun Cheng, Yufei Zhao +7
Non-trivial electronic states are attracting intense attention in low-dimensional physics. Though chirality has been identified in charge states with a scalar order parameter, its…
Catalog of Unconventional Magnons in Collinear Magnets
Xiaobing Chen, Yuntian Liu, Pengfei Liu +5
Topological magnons have garnered significant interest for their potential in both fundamental research and device applications, owing to their exotic, uncharged, yet topologically…
Enumeration and representation theory of spin space groups
Xiaobing Chen, Jun Ren, Yanzhou Zhu +7
Those fundamental physical properties, such as phase transitions, Weyl fermions, and spin excitation, in all magnetic ordered materials, were ultimately believed to rely on the sym…
Spectroscopic signature of obstructed surface states in SrInP
Xiang-Rui Liu, Hanbin Deng, Yuntian Liu +13
The century-long development of surface sciences has witnessed the discoveries of a variety of quantum states. In the recently proposed "obstructed atomic insulators", insulators w…
Chern-insulator phase in antiferromagnets
Yuntian Liu, Jiayu Li, Qihang Liu
The long-sought Chern insulators that manifest quantum anomalous Hall effect are typically considered to occur solely in ferromagnets. Here, we theoretically predict the realizabil…
Role of hidden spin polarization in non-reciprocal transport of antiferromagnets
Weizhao Chen, Mingqiang Gu, Jiayu Li +2
The discovery of hidden spin polarization (HSP) in centrosymmetric nonmagnetic crystals, i.e., spatially distributed spin polarization originated from local symmetry breaking, has…
Chiral Dirac-like fermion in spin-orbit-free antiferromagnetic semimetals
Pengfei Liu, Ao Zhang, Jingzhi Han +1
Dirac semimetal is a phase of matter, whose elementary excitation is described by the relativistic Dirac equation. In the limit of zero mass, its parity-time symmetry enforces the…
Designing light-element materials with large effective spin-orbit coupling
Jiayu Li, Qiushi Yao, Lin Wu +4
Spin-orbit coupling (SOC), the core of numerous condensed-matter phenomena such as nontrivial band gap, magnetocrystalline anisotropy, etc, is generally considered to be appreciabl…
Routes to realize the axion-insulator phase in MnBiTe(BiTe) family: a perspective
Yufei Zhao, Qihang Liu
Axion, first postulated as a hypothetical particle in high-energy physics, is now extended to describe a novel topological magnetoelectric effect derived from the Chern-Simons theo…
Observation of spin-momentum-layer locking in centrosymmetric BiOI
Ke Zhang, Shixuan Zhao, Zhanyang Hao +16
Spin polarization effects in nonmagnetic materials are generally believed as an outcome of spin-orbit coupling provided that the global inversion symmetry is lacking, also known as…
Distinct Topological Surface States on the Two Terminations of MnBiTe
Xuefeng Wu, Jiayu Li, Xiao-Ming Ma +20
The recent discovered intrinsic magnetic topological insulator MnBi2Te4 have been met with unusual success in hosting emergent phenomena such as the quantum anomalous Hall effect a…
Topological insulators vs. topological Dirac semimetals in honeycomb compounds
Xiuwen Zhang, Qihang Liu, Qiunan Xu +2
Intriguing physical property of materials stems from their chemical constituent whereas the connection between them is often not clear. Here, we uncover a general chemical classifi…