231 citations · 754 across the 25 of their papers we have counts for
25 papers
Orbital-selective band evolution and out-of-plane correlation in the FeGe-family kagome antiferromagnet ScFeGe
Jae Hyuck Lee, Ze Yan, Tongrui Li +10
In strongly correlated materials such as high-temperature superconductors, the relation between charge density wave (CDW) order and magnetism remains an important unresolved proble…
Surface reconstruction and orthogonal decoupling in SrAl4 and EuAl4
Tongrui Li, Leiyuan Chen, Jian Yuan +10
Surface-induced symmetry breaking in quantum materials can stabilize exotic electronic phases distinct from those in the bulk, yet its momentum-space manifestations remain elusive…
Observation of multiple surface states in naturally cleavable chiral crystal PdSbSe
Zhicheng Jiang, Zhengtai Liu, Chenqiang Hua +11
Chiral multifold fermions in solids exhibit unique band structures and topological properties, making them ideal for exploring fundamental physical phenomena related to nontrivial…
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…
Large band-splitting in -wave type altermagnet CrSb
Jianyang Ding, Zhicheng Jiang, Xiuhua Chen +19
Altermagnetism (AM), a newly discovered magnetic state, ingeniously integrates the properties of ferromagnetism and antiferromagnetism, representing a significant breakthrough in t…
Observation of possible excitonic charge density waves and metal-insulator transitions in atomically thin semimetals
Qiang Gao, Yang-hao Chan, Pengfei Jiao +9
Charge density wave (CDW) is a collective quantum phenomenon with a charge modulation in solids1-2. Condensation of electron and hole pairs with finite momentum will lead to such a…
Giant domain wall anomalous Hall effect in an antiferromagnet
Wei Xia, Bo Bai, Xuejiao Chen +25
Generally, the dissipationless Hall effect in solids requires time-reversal symmetry breaking (TRSB), where TRSB induced by external magnetic field results in ordinary Hall effect,…
Direct observation of topological surface states in the layered kagome lattice with broken time-reversal symmetry
Zhicheng Jiang, Tongrui Li, Jian Yuan +14
Magnetic topological quantum materials display a diverse range of fascinating physical properties which arise from their intrinsic magnetism and the breaking of time-reversal symme…
Photoemission Evidence of a Novel Charge Order in Kagome Metal FeGe
Zhisheng Zhao, Tongrui Li, Peng Li +16
A charge order has been discovered to emerge deep into the antiferromagnetic phase of the kagome metal FeGe. To study its origin, the evolution of the low-lying electronic structur…
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…
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…
Evidence of high-temperature exciton condensation in a two-dimensional semimetal
Qiang Gao, Yang-hao Chan, Yuzhe Wang +10
Electrons and holes can spontaneously form excitons and condense in a semimetal or semiconductor, as predicted decades ago. This type of Bose condensation can happen at much higher…
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…
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…
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…
Dirac nodal lines in the quasi-one-dimensional ternary telluride TaPtTe
Shaozhu Xiao, Wen-He Jiao, Yu Lin +9
A Dirac nodal-line phase, as a quantum state of topological materials, usually occur in three-dimensional or at least two-dimensional materials with sufficient symmetry operations…
Dimensionality-controlled evolution of charge-transfer energy in digital nickelates superlattices
Xiangle Lu, Jishan Liu, Nian Zhang +12
Fundamental understanding and control of the electronic structure evolution in rare-earth nickelates is a fascinating and meaningful issue, as well as being helpful to understand t…
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…
Directed exfoliating and ordered stacking of transition-metal-dichalcogenides
Yanshuang Li, Xiuhua Xie, Binghui Li +13
Two-dimensional van der Waals crystals arise limitless scope for designing novel combinations of physical properties via controlling the stacking order or twist angle of individual…
Tunable intrinsic ferromagnetic topological phases in bulk van der Waals crystal MnSb6Te10
Xin Zhang, Shihao Zhang, Zhicheng Jiang +14
Intrinsic ferromagnetism is a crucial ingredient to realize quantum anomalous Hall effect in quasi two dimensional materials, thus the search of intrinsic ferromagnetic topological…
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…
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…
Emergence of new van Hove singularities in the charge density wave state of a topological kagome metal RbV3Sb5
Soohyun Cho, Haiyang Ma, Wei Xia +11
Quantum materials with layered kagome structures have drawn considerable attention due to their unique lattice geometry, which gives rise to flat bands co-existing with Dirac-like…
High-resolution ARPES endstation for in-situ electronic structure investigations at SSRF
Yi-Chen Yang, Zheng-Tai Liu, Ji-Shan Liu +8
Angle-resolved photoemission spectroscopy (ARPES) is one of the most powerful experimental techniques in condensed matter physics. Synchrotron ARPES, which uses photons with high f…