343 citations · 1.3k across the 23 of their papers we have counts for
23 papers
Non-altermagnetic spin texture in MnTe
Meng Zeng, Pengfei Liu, Ming-Yuan Zhu +19
Recently, altermagnets have emerged as promising candidates in spintronics, uniquely combining large spin-polarized electronic states with zero net magnetization. A prominent examp…
Hedgehog-like spin texture in Sb-doped MnBiTe
Meng Zeng, Shu Mo, Ke Zhang +13
We employ spin- and angle-resolved photoemission spectroscopy and circular-dichroism ARPES to systematically investigate the spin texture of Sb-doped MnBiTe. Our results di…
Observation of floating surface state in obstructed atomic insulator candidate NiP
Xiang-Rui Liu, Ming-Yuan Zhu, Yuanwen Feng +15
Obstructed atomic insulator is recently proposed as an unconventional material, in which electric charge centers localized at sites away from the atoms. A half-filling surface stat…
Observation of Spin Splitting in Room-Temperature Metallic Antiferromagnet CrSb
Meng Zeng, Ming-Yuan Zhu, Yu-Peng Zhu +18
Recently, unconventional antiferromagnets that enable the splitting of electronic spins have been theoretically proposed and experimentally realized, where the magnetic sublattices…
Observation of plaid-like spin splitting in a noncoplanar antiferromagnet
Yu-Peng Zhu, Xiaobing Chen, Xiang-Rui Liu +27
Spatial, momentum and energy separation of electronic spins in condensed matter systems guides the development of novel devices where spin-polarized current is generated and manipu…
Intrinsic Magnetic Topological Materials
Yuan Wang, Fayuan Zhang, Meng Zeng +13
Topological states of matter possess bulk electronic structures categorized by topological invariants and edge/surface states due to the bulk-boundary correspondence. Topological m…
On the topological surface states of the intrinsic magnetic topological insulator Mn-Bi-Te family
Yuan Wang, Xiao-Ming Ma, Zhanyang Hao +10
We review recent progress in the electronic structure study of intrinsic magnetic topological insulators (MnBiTe)(BiTe) () family. Specifically, we f…
Single crystal synthesis and low-lying electronic structure of VS
Yu-Jie Hao, Ming-Yuan Zhu, Xiao-Ming Ma +17
We report successful growth of millimeter-sized high quality single crystals of VS, a candidate topological semimetal belonging to a low-symmetry space group and consisting…
Realization of Practical Eightfold Fermions and Fourfold van Hove Singularity in TaCoTe
Hongtao Rong, Zhenqiao Huang, Xin Zhang +20
Space groups describing the symmetry of lattice structure allow the emergence of fermionic quasiparticles with various degeneracy in the band structure. Theoretical efforts have pr…
Type-II Dirac Nodal Lines in double-kagome-layered CsVSb
Yongqing Cai, Jianfeng Wang, Yuan Wang +21
Lorentz-violating type-II Dirac nodal line semimetals (DNLSs), hosting curves of band degeneracy formed by two dispersion branches with the same sign of slope, represent a novel st…
Dirac Nodal Lines and Nodal Loops in a Topological Kagome Superconductor CsVSb
Zhanyang Hao, Yongqing Cai, Yixuan Liu +21
The intertwining of charge order, superconductivity and band topology has promoted the AVSb (A=K, Rb, Cs) family of materials to the center of attention in condensed matter…
Doping evolution of superconductivity, charge order and band topology in hole-doped topological kagome superconductors Cs(VTi)Sb
Yixuan Liu, Yuan Wang, Yongqing Cai +15
The newly discovered Kagome superconductors VSb ( = K, Rb, Cs) exhibit superconductivity, charge order, and band topology simultaneously. To explore the intricate int…
Emergence of Quantum Confinement in Topological Kagome Superconductor CsVSb family
Yongqing Cai, Yuan Wang, Zhanyang Hao +19
Quantum confinement is a restriction on the motion of electrons in a material to specific region, resulting in discrete energy levels rather than continuous energy bands. In certai…
Multiple Symmetry-Protected Dirac Nodal Lines in A Quasi-One-Dimensional Semimetal
Zhanyang Hao, Weizhao Chen, Yuan Wang +23
Nodal-line semimetals (NLSMs) contains Dirac/Weyl type band-crossing nodes extending into shapes of line, loop and chain in the reciprocal space, leading to novel band topology and…
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…
Pressure-tuned intralayer exchange in superlattice-like MnBi2Te4/(Bi2Te3)n topological insulators
Jifeng Shao, Yuntian Liu, Meng Zeng +13
The magnetic structures of MnBi2Te4(Bi2Te3)n can be manipulated by tuning the interlayer coupling via the number of Bi2Te3 spacer layers n, while the intralayer ferromagnetic (FM)…
Half-Magnetic Topological Insulator
Ruie Lu, Hongyi Sun, Shiv Kumar +21
Topological magnets are a new family of quantum materials providing great potential to realize emergent phenomena, such as quantum anomalous Hall effect and axion-insulator state.…
Spectroscopic realization of large surface gap in a doped magnetic topological insulator
Xiao-Ming Ma, Yufei Zhao, Ke Zhang +25
Realization of the quantum anomalous Hall effect and axion electrodynamics in topological materials are among the paradigmatic phenomena in condensed matter physics. Recently, sign…
Spontaneous Surface Collapse and Reconstruction in Antiferromagnetic Topological Insulator MnBiTe
Fuchen Hou, Qiushi Yao, Chun-Sheng Zhou +10
MnBiTe is an antiferromagnetic topological insulator which stimulates intense interests due to the exotic quantum phenomena and promising device applications. Surface struc…
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…
Hybridization-Induced Gapped and Gapless States on the Surfaces of Magnetic Topological Insulators
Xiao-Ming Ma, Zhongjia Chen, Eike F. Schwier +25
The layered MnBi2nTe3n+1 family represents the first intrinsic antiferromagnetic topological insulator (AFM TI, protected by a combination symmetry ) ever discovered, providing an…
Gapless surface Dirac cone in antiferromagnetic topological insulator MnBiTe
Yu-Jie Hao, Pengfei Liu, Yue Feng +18
The recent discovered antiferromagnetic topological insulators in Mn-Bi-Te family with intrinsic magnetic ordering have rapidly drawn broad interest since its cleaved surface state…
Topological surface electronic states in candidate nodal-line semimetal CaAgAs
Xiao-Bo Wang, Xiao-Ming Ma, Eve Emmanouilidou +10
We investigate systematically the bulk and surface electronic structure of the candidate nodal-line semimetal CaAgAs by angle resolved photoemission spectroscopy and density functi…