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10 papers
Evidence of Interfacial Topological Superconductivity on the Topological Semimetal Tungsten Carbide Induced by Metal Deposition
W. L. Zhu, X. Y. Hou, J. Li +10
Interfaces between materials with different electronic ground states have become powerful platforms for creating and controlling novel quantum states of matter, in which inversion…
Magnetotransport properties of the triply degenerate node topological semimetal tungsten carbide
J. B. He, D. Chen, W. L. Zhu +4
We report the magnetoresistance (MR), Hall effect, and de Haas-van Alphen (dHvA) effect studies of the single crystals of tungsten carbide, WC, which is predicted to be a new type…
Magnetotransport properties of the type II Weyl semimetal candidate Ta3S2
D. Chen, L. X. Zhao, J. B. He +8
We have investigated the magnetoresistance (MR) and Hall resistivity properties of the single crystals of tantalum sulfide, Ta3S2, which was recently predicted to be a new type II…
Superconductivity at 7.8 K in the ternary LaRu2As2 compound
Qi Guo, Bo-Jin Pan, Jia Yu +6
Here we report the discovery of superconductivity in the ternary LaRu2As2 compound. The polycrystalline LaRu2As2 samples were synthesized by the conventional solid state reaction m…
Superconductivity in undoped CaFe2As2 single crystals
Dong-Yun Chen, Jia Yu, Bin-Bin Ruan +7
Single crystals of undoped CaFe2As2 were grown by a FeAs self-flux method, and the crystals were quenched in ice-water rapidly after high temperature growth. The quenched crystal u…
Topological Critical Point and Resistivity Anomaly in HfTe5
L. X. Zhao, X. C. Huang, Y. J. Long +9
There is a long-standing confusion concerning the physical origin of the anomalous resistivity peak in transition metal pentatelluride HfTe5. Several mechanisms, like the formation…
Superconductivity at 3.85 K in BaPd2As2 with the ThCr2Si2-type structure
Qi Guo, Jia Yu, Bin-Bin Ruan +6
The single crystal of ThCr2Si2-type BaPd2As2 was successfully prepared by a self-flux method, and the crystal structure was characterized by X-ray diffraction method with the latti…
Observation of the chiral anomaly induced negative magneto-resistance in 3D Weyl semi-metal TaAs
Xiaochun Huang, Lingxiao Zhao, Yujia Long +9
Weyl semi-metal is the three dimensional analog of graphene. According to the quantum field theory, the appearance of Weyl points near the Fermi level will cause novel transport ph…
Enhanced superconductivity in F-doped LaO1-xFxBiSSe
Xiao-Chuan Wang, Dong-Yun Chen, Qi Guo +5
The layered compound LaOBiSSe was successfully synthesized by a two-step solid-state reaction method, which is isostructural with the quaternary compound LaOBiS2 indicated by the p…
Fermi Surface and Band Structure of (Ca,La)FeAs2 Superconductor from Angle-Resolved Photoemission Spectroscopy
Xu Liu, Defa Liu, Lin Zhao +17
The (Ca,R)FeAs2 (R=La,Pr and etc.) superconductors with a signature of superconductivity transition above 40 K possess a new kind of block layers that consist of zig-zag As chains.…