105 citations · 454 across the 24 of their papers we have counts for
24 papers
Direct visualization of the impurity occupancy roadmap in Ni-substituted van der Waals ferromagnet Fe3GaTe2
Jian Yuan, Haonan Wang, Xiaofei Hou +16
Impurity substitution is a general strategy to study the intrinsic properties of a quantum material. However, when the target element has more than one Wyckoff position in the latt…
Infrared Imaging of Magnetic Octupole Domains in Non-collinear Antiferromagnets
Peng Wang, Wei Xia, Jinhui Shen +12
Magnetic structure plays a pivotal role in the functionality of antiferromagnets (AFMs), which not only can be employed to encode digital data but also yields novel phenomena. Desp…
Proximity effect induced intriguing superconductivity in van der Waals heterostructure of magnetic topological insulator and conventional superconductor
Peng Dong, Xiang Zhou, Xiaofei Hou +13
Nontrivial topological superconductivity has received enormous research attentions due to its potential for diverse applications in topological quantum computing. The intrinsic iss…
Multigap nodeless superconductivity in the topological semimetal PdTe
Chengcheng Zhao, Xiangqi Liu, Jinjin Wang +19
Recently PdTe was identified as a spin-orbit coupled topological Dirac semimetal and was claimed to exhibit both bulk-nodal and surface-nodeless superconducting gaps. Here we repor…
Colossal c-axis response and lack of rotational symmetry breaking within the kagome plane of the CsVSb superconductor
Mehdi Frachet, Liran Wang, Wei Xia +8
The kagome materials AV4Sb (A = K, Rb, Cs) host an intriguing interplay between unconventional superconductivity and charge-density-waves. Here, we investigate CsVSb$_5…
Extrinsic nonlinear Kerr rotation in topological materials under a magnetic field
Shuang Wu, Zaiyao Fei, Zeyuan Sun +10
Topological properties in quantum materials are often governed by symmetry and tuned by crystal structure and external fields, and hence symmetry-sensitive nonlinear optical measur…
Chirality manipulation of ultrafast phase switchings in a correlated CDW-Weyl semimetal
Bing Cheng, Di Cheng, Tao Jiang +8
A recently emerging concept for quantum phase discovery is the controlled gapping of linear band crossings in topological semimetals. For example, achieving topological superconduc…
Kagome surface states and weak electronic correlation in vanadium-kagome metals
Jianyang Ding, Ningning Zhao, Zicheng Tao +10
RV6Sn6 (R = Y and lanthanides) with two-dimensional vanadium-kagome surface states is an ideal platform to investigate kagome physics and manipulate the kagome features to realize…
Ultrafast Switching from the Charge Density Wave Phase to a Metastable Metallic State in 1T-TiSe
Shaofeng Duan, Wei Xia, Chaozhi Huang +7
The ultrafast electronic structures of the charge density wave material 1T-TiSe were investigated by high-resolution time- and angle-resolved photoemission spectroscopy. We fou…
Electrical and thermal transport properties of kagome metals TiBi ( = Rb, Cs)
Xintong Chen, Xiangqi Liu, Wei Xia +13
We report electrical and thermal transport properties of single crystalline kagome metals TiBi ( = Rb, Cs). Different from the structural similar kagome superconducto…
Evolution of charge density waves from three-dimensional to quasi-two-dimensional in Kagome superconductors Cs(V)Sb ( = Nb, Ta)
Qian Xiao, Qizhi Li, Jinjin Liu +7
The Kagome material ( = K, Rb, Cs) with geometry frustration hosts non-trivial topological electronic structures, electronic nematicity, charge…
Tunable positions of Weyl nodes via magnetism and pressure in the ferromagnetic Weyl semimetal CeAlSi
Erjian Cheng, Limin Yan, Xianbiao Shi +15
The noncentrosymmetric ferromagnetic Weyl semimetal CeAlSi with simultaneous space-inversion (SI) and time-reversal (TR) symmetry breaking provides a unique platform for the explor…
Magnetic domain structure and domain wall bound states of topological semimetal EuB6
Qiang Li, Haiyang Ma, Xin Zhang +5
Electrically manipulating domain wall (DW) is at central in the field of spintronics. Magnetic Weyl semimetal (WSM) offers an additional knob for electric manipulation of DW by uti…
Flat bands, non-trivial band topology and electronic nematicity in layered kagome-lattice RbTiBi
Zhicheng Jiang, Zhengtai Liu, Haiyang Ma +15
Layered kagome-lattice materials with 3 transition metals provide a fertile playground for studies on geometry frustration, band topology and other novel ordered states. A repre…
Ultrafast formation of topological defects in a 2D charge density wave
Yun Cheng, Alfred Zong, Lijun Wu +13
Topological defects play a key role in nonequilibrium phase transitions, ranging from birth of the early universe to quantum critical behavior of ultracold atoms. In solids, transi…
Charge fluctuations above revealed by glasslike thermal transport in kagome metals VSb ( = K, Rb, Cs)
Kunya Yang, Wei Xia, Xinrun Mi +8
We present heat capacity, electrical and thermal transport measurements of kagome metals VSb ( = K, Rb, Cs). In all three compounds, development of short-range charge…
Multiband effects in thermoelectric and electrical transport properties of kagome superconductors VSb ( = K, Rb, Cs)
Xinrun Mi, Wei Xia, Long Zhang +7
We studied the effects of multiband electronic structure on the thermoelectric and electrical transport properties in the normal state of kagome superconductors VSb (…
Observation of electronic nematicity driven by three-dimensional charge density wave in kagome lattice KVSb
Zhicheng Jiang, Haiyang Ma, Wei Xia +14
Kagome superconductors AVSb (A = K, Rb, Cs) provide a fertile playground for studying intriguing phenomena, including non-trivial band topology, superconductivity, giant an…
Persistent exchange splitting in a chiral helimagnet Cr1/3NbS2
Na Qin, Cheng Chen, Shiqiao Du +16
Using high-resolution angle-resolved photoemission spectroscopy (ARPES) and ab-initio calculation, we systematically investigate the electronic structure of the chiral helimagnet C…
Approaching a Minimal Topological Electronic Structure in Antiferromagnetic Topological Insulator MnBi2Te4 via Surface Modification
Aiji Liang, Cheng Chen, Huijun Zheng +12
The topological electronic structure plays a central role in the non-trivial physical properties in topological quantum materials. A minimal, hydrogen-atom-like topological electro…
Observation of Dimension-Crossover of a Tunable 1D Dirac Fermion in Topological Semimetal NbSiTe
Jing Zhang, Yangyang Lv, Xiaolong Feng +11
Condensed matter systems in low dimensions exhibit emergent physics that does not exist in three dimensions. When electrons are confined to one dimension (1D), some significant ele…
Direct Visualization and Manipulation of Tunable Quantum Well State in Semiconducting Nb2SiTe4
Jing Zhang, Zhilong Yang, Shuai Liu +12
Quantum well states (QWSs) can form at the surface or interfaces of materials with confinement potential. They have broad applications in electronic and optical devices such as hig…
Pressure-induced superconductivity and structural transition in ferromagnetic Cr2Si2Te6
Wanping Cai, Hualei Sun, Wei Xia +9
The discovery of intrinsic magnetism in atomically thin two-dimensional transition-metal trichalcogenides has attracted intense research interest due to the exotic properties of ma…
Coupling of magnetic order and charge transport in the candidate Dirac semimetal EuCdAs
M. C. Rahn, J. -R. Soh, S. Francoual +7
We use resonant elastic x-ray scattering to determine the evolution of magnetic order in EuCdAs below \,K, as a function of temperature and applied magnet…