1.8k citations · 2.7k across the 21 of their papers we have counts for
21 papers
Optical manipulation of the topological phase in ZrTe5 revealed by time- and angle-resolved photoemission
Chaozhi Huang, Chengyang Xu, Fengfeng Zhu +8
High-resolution time- and angle-resolved photoemission measurements were conducted on the topological insulator ZrTe5. With strong femtosecond photoexcitation, a possible ultrafast…
Massive topological edge channels in three-dimensional topological materials induced by extreme surface anisotropy
Fengfeng Zhu, Chenqiang Hua, Xiao Wang +9
A two-dimensional quantum spin Hall insulator exhibits one-dimensional gapless spin-filtered edge channels allowing for dissipationless transport of charge and spin. However, the s…
Flat band-engineered spin-density wave and the emergent multi- magnetic state in the topological kagome metal MnSn
Xiao Wang, Fengfeng Zhu, Xiuxian Yang +16
Magnetic kagome metals, in which topologically non-trivial band structures and electronic correlation are intertwined, have recently emerged as an exciting platform to explore exot…
Spin-phonon scattering-induced low thermal conductivity in a van der Waals layered ferromagnet CrSiTe
Kunya Yang, Hong Wu, Zefang Li +15
Layered van der Waals (vdW) magnets are prominent playgrounds for developing magnetoelectric, magneto-optic and spintronic devices. In spintronics, particularly in spincaloritronic…
Hydrostatic pressure effects in the Kitaev quantum magnet -RuCl: A single-crystal neutron diffraction study
Xiao Wang, Fengfeng Zhu, Navid Qureshi +5
We report a comprehensive single-crystal neutron diffraction investigation of the Kitaev quantum magnet -RuCl under hydrostatic pressure. Utilizing a He-gas pressure cell,…
Topological magnon insulators in two-dimensional van der Waals ferromagnets CrSiTe and CrGeTe: towards intrinsic gap-tunability
Fengfeng Zhu, Lichuan Zhang, Xiao Wang +14
The bosonic analogues of topological insulators have been proposed in numerous theoretical works, but their experimental realization is still very rare, especially for spin systems…
The interplay of Dzyaloshinskii-Moriya and Kitaev interactions for magnonic properties of Heisenberg-Kitaev honeycomb ferromagnets
Li-Chuan Zhang, Fengfeng Zhu, Dongwook Go +6
The properties of Kitaev materials are attracting ever increasing attention owing to their exotic properties. In realistic two-dimensional materials, Kitaev interaction is often ac…
Magnetic structures, spin-flop transition and coupling of Eu and Mn magnetism in the Dirac semimetal EuMnBi
Fengfeng Zhu, Xiao Wang, Martin Meven +10
We report here a comprehensive study of the AFM structures of the Eu and Mn magnetic sublattices as well as the interplay between Eu and Mn magnetism in this compound by using both…
Magnetic field effects on the quantum spin liquid behaviors of NaYbS
Jiangtao Wu, Jianshu Li, Zheng Zhang +23
Spin-orbit coupling is an important ingredient to regulate the many-body physics, especially for many spin liquid candidate materials such as rare-earth magnets and Kitaev material…
Neutron scattering study of commensurate magnetic ordering in single crystal CeSb
B. Liu, L. Wang, I. Radelytskyi +8
Temperature and field-dependent magnetization measurements and neutron scattering study of a single crystal CeSb are presented. Several anomalies in the magnetization…
Electronic structure of Ba(Zn0.875Mn0.125)2As2 studied by angle-resolved photoemission spectroscopy
Fengfeng Zhu, W. X. Jiang, P. Li +9
Electronic structure of single crystalline Ba(ZnMn)As, parent compound of the recently founded high-temperature ferromagnetic semiconductor, was stu…
Electronic structure of a superconducting topological insulator Sr-doped Bi2Se3
C. Q. Han, H. Li, W. J. Chen +10
Using high-resolution angle-resolved photoemission spectroscopy and scanning tunneling microscopy/spectroscopy, the atomic and low energy electronic structure of the Sr-doped super…
Topologically Nontrivial Bismuth(111) Thin Films Grown on Bi2Te3
Meng-Yu Yao, Fengfeng Zhu, Lin Miao +7
Using high-resolution angle-resolved photoemission spectroscopy, the electronic structure near the Fermi level and the topological property of the Bi(111) films grown on the Bi…
Epitaxial Growth of Two-Dimensional Stanene
Fengfeng Zhu, Wei-jiong Chen, Yong Xu +6
Ultrathin semiconductors present various novel electronic properties. The first experimental realized two-dimensional (2D) material is graphene. Searching 2D materials with heavy e…
Electronic Structures of Black Phosphorus Studied by Angle-resolved Photoemission Spectroscopy
C. Q. Han, M. Y. Yao, X. X. Bai +9
Electronic structures of single crystalline black phosphorus were studied by state-of-art angleresolved photoemission spectroscopy. Through high resolution photon energy dependence…
Orbit- and Atom-Resolved Spin Textures of Intrinsic, Extrinsic and Hybridized Dirac Cone States
Lin Miao, Z. F. Wang, Meng-Yu Yao +7
Combining first-principles calculations and spin- and angle-resolved photoemission spectroscopy measurements, we identify the helical spin textures for three different Dirac cone s…
Fully Gapped s-wave-like Superconducting State and Electronic Structures in the Ir0.95Pd0.05Te2 Single Crystals with Strong Spin-orbital Coupling
D. J. Yu, F. Yang, Lin Miao +15
Due to the large spin-orbital coupling in the layered 5d-transition metal chalcogenides compound, the occurrence of superconductivity in Ir2-xPdxTe2 offers a good chance to search…
Quasiparticle Dynamics in Reshaped Helical Dirac Cone of Topological Insulators
Lin Miao, Z. F. Wang, Wenmei Ming +14
Topological insulators (TIs) and graphene present two unique classes of materials which are characterized by spin polarized (helical) and non-polarized Dirac-cone band structures,…
Carrier density dependence of the magnetic properties in iron-doped Bi2Se3 topological insulator
H. Li, Y. R. Song, Meng-Yu Yao +8
The electronic and magnetic properties of iron-doped topological insulator Bi1.84-xFe0.16CaxSe3 single crystals were studied. By co-doping Fe and Ca atoms, ferromagnetic bulk state…
Creation of Helical Dirac Fermions by Interfacing Two Gapped Systems of Ordinary Fermions
Z. F. Wang, Meng-Yu Yao, Wenmei Ming +7
Topological insulators (TIs) are a unique class of materials characterized by a surface (edge) Dirac cone state of helical Dirac fermions in the middle of bulk (surface) gap. When…
Angle Dependent Van Hove Singularities in Slightly Twisted Graphene Bilayer
Wei Yan, Mengxi Liu, Rui-Fen Dou +7
Recent studies show that two low-energy Van Hove singularities (VHSs) seen as two pronounced peaks in the density of states (DOS) could be induced in twisted graphene bilayer. Here…