431 citations · 2k across the 22 of their papers we have counts for
22 papers
A new class of bilayer kagome lattice compounds with Dirac nodal lines and pressure-induced superconductivity
Mengzhu Shi, Fanghang Yu, Ye Yang +11
Kagome lattice composed of transition-metal ions provides a great opportunity to explore the intertwining between geometry, electronic orders and band topology. The discovery of mu…
Evolution of transport properties in FeSe thin flakes with thickness approaching the two-dimensional limit
C. S. Zhu, B. Lei, Z. L. Sun +5
Electronic properties of FeSe can be tuned by various routes. Here, we present a comprehensive study on the evolution of the superconductivity and nematicity in FeSe with thickness…
Unusual competition of superconductivity and charge-density-wave state in a compressed topological kagome metal
F. H. Yu, D. H. Ma, W. Z. Zhuo +5
Understanding the competition between superconductivity and other ordered states (such as antiferromagnetic or charge-density-wave (CDW) state) is a central issue in condensed matt…
Concurrence of anomalous Hall effect and charge density wave in a superconducting topological kagome metal
F. H. Yu, T. Wu, Z. Y. Wang +4
As one of the most fundamental physical phenomena, the anomalous Hall effect (AHE) typically occurs in ferromagnetic materials but is not expected in the conventional superconducto…
Probing the direct factor for superconductivity in FeSe-Based Superconductors by Raman Scattering
Anmin Zhang, Xiaoli Ma, Yimeng Wang +7
The FeSe-based superconductors exhibit a wide range of critical temperature Tc under a variety of material and physical conditions, but extensive studies to date have yet to produc…
Magnetic and transport properties in magnetic topological insulators MnBi2Te4(Bi2Te3)n (n=1,2)
M. Z. Shi, B. Lei, C. S. Zhu +5
The observation of quantized anomalous Hall conductance in the forced ferromagnetic state of MnBi2Te4 thin flakes has attracted much attentions. However, strong magnetic field is n…
Spin-Orbital-Intertwined Nematic State in FeSe
J. Li, B. Lei, D. Zhao +8
The importance of the spin-orbit coupling (SOC) effect in Fe-based superconductors (FeSCs) has recently been under hot debate. Considering the Hund's coupling-induced electronic co…
Structural and electronic phase transitions driven by electric field in metastable MoS thin flake
C. Shang, B. Lei, W. Z. Zhuo +12
Transition-metal-dichalcogenides own a variety of structures as well as electronic properties which can be modulated by structural variations, element substitutions, ion or molecul…
Superconductivity in the metastable 1T' and 1T''' phases of MoS crystals
C. Shang, Y. Q. Fang, Q. Zhang +12
Transition-metal dichalcogenides open novel opportunities for the exploration of exciting new physics and devices. As a representative system, 2H-MoS has been extensively inves…
Electric-field controlled superconductor-ferromagnetic insulator transition
L. K. Ma, B. Lei, N. Z. Wang +11
How to control collectively ordered electronic states is a core interest of condensed matter physics. We report an electric field controlled reversible transition from superconduct…
Magnetic-field enhanced high-thermoelectric performance in topological Dirac semimetal CdAs crystal
H. H. Wang, X. G. Luo, W. W. Chen +9
Thermoelectric materials can be used to convert heat to electric power through the Seebeck effect. We study magneto-thermoelectric figure of merit (ZT) in three-dimensional Dirac s…
Orbital Origin of Extremely Anisotropic Superconducting Gap in Nematic Phase of FeSe Superconductor
Defa Liu, Cong Li, Jianwei Huang +31
The iron-based superconductors are characterized by multiple-orbital physics where all the five Fe 3 orbitals get involved. The multiple-orbital nature gives rise to various nov…
Discrete superconducting phases in FeSe-derived superconductors
T. P. Ying, M. X. Wang, Z. Y. Zhao +12
A general feature of unconventional superconductors is the existence of a superconducting dome in the phase diagram as a function of carrier concentration. For the simplest iron-ba…
Tuning electronic properties of FeSeTe thin flakes by a novel field effect transistor
C. S. Zhu, J. H. Cui, B. Lei +8
Using a field-effect transistor (FET) configuration with solid Li-ion conductor (SIC) as gate dielectric, we have successfully tuned carrier density in FeSeTe thin…
Unveiling the Charge Density Wave Inhomogeneity and Pseudogap State in 1T-TiSe2
Kai-Wen Zhang, Chao-Long Yang, Bin Lei +8
By using scanning tunneling microscopy (STM) / spectroscopy (STS), we systematically characterize the electronic structure of lightly doped 1T-TiSe2, and demonstrate the existence…
Tuning phase transitions of FeSe thin flakes by field effect transistor with solid ion conductor as gate dielectric
B. Lei, N. Z. Wang, C. Shang +12
We develop a novel field effect transistor (FET) device using solid ion conductor (SIC) as a gate dielectric, and we can tune the carrier density of FeSe by driving lithium ions in…
Evolution of high-temperature superconductivity from low-Tc phase tuned by carrier concentration in FeSe thin flakes
B. Lei, J. H. Cui, Z. J. Xiang +7
In contrast to bulk FeSe superconductor, heavily electron-doped FeSe-derived superconductors show relatively high Tc without hole Fermi surfaces and nodal superconducting gap struc…
Pressure-induced Lifshitz transition in black phosphorus
Z. J. Xiang, G. J. Ye, C. Shang +10
In a semimetal, both electron and hole carriers contribute to the density of states at the Fermi level. The small band overlaps and multi-band effects give rise to many novel elect…
Gate-tuned Superconductor-Insulator transition in (Li,Fe)OHFeSe
B. Lei, Z. J. Xiang, X. F. Lu +7
The antiferromagnetic(AFM) insulator-superconductor transition has been always a center of interest in the underlying physics of unconventional superconductors. The quantum phase t…
Evolution of Anisotropic In-plane Resistivity with doping level in CaNaFeAs Single Crystals
J. Q. Ma, X. G. Luo, P. Cheng +8
We measured the in-plane resistivity anisotropy in the underdoped CaNaFeAs single crystals. The anisotropy (indicated by ) appears below…
Superconductivity in LiFeO2Fe2Se2 with anti-PbO-type Spacer Layers
X. F. Lu, N. Z. Wang, G. H. Zhang +5
Superconductivity has been found in the iron-arsenides with different structures by alternative stacking of the conducting Fe2As2 layers and spacer layers including alkali- or alka…
Phase diagram and physical properties of NaFeCuAs single crystals
A. F. Wang, J. J. Lin, P. Cheng +7
A series of high quality NaFeCuAs single crystals has been grown by a self-flux technique, which were systematically characterized via structural, transport, thermodyna…