Publications (17)
Extreme magnetoresistance and Shubnikov-de Haas oscillations in ferromagnetic DySb
D. D. Liang, Y. J. Wang, C. Y. Xi +5
The electronic structures of a representative rare earth monopnictide (i.e., DySb) under high magnetic field (i.e., in the ferromagnetic state) are studied from both experimental a…
Anomalous thermoelectric effects of ZrTe in and beyond the quantum limit
J. L. Zhang, C. M. Wang, C. Y. Guo +7
Thermoelectric effects are more sensitive and promising probes to topological properties of emergent materials, but much less addressed compared to other physical properties. Zirco…
Observation of charge density wave transition in TaSe3 mesowires
J. Yang, Y. Q. Wang, R. R. Zhang +9
The quasi-one-dimensional (quasi-1D) TaSe3 attracts considerable attention for its intriguing superconductivity and possible interplay with nontrivial topology and charge density w…
Current jetting distorted planar Hall effect in a Weyl semimetal with ultrahigh mobility
J. Yang, W. L. Zhen, D. D. Liang +8
A giant planar Hall effect (PHE) and anisotropic magnetoresistance (AMR) is observed in TaP, a nonmagnetic Weyl semimetal with ultrahigh mobility. The perpendicular resistivity (i.…
Emergence of superconductivity in strongly correlated hole-dominated Fe1-xSe
S. L. Ni, J. P. Sun, S. B. Liu +17
Here we establish a more complete phase diagram for FeSe system, based on experimental results of nonstoichiometric Fe1-xSe single crystals that we have developed recently, as well…
Origin of planar Hall effect in type-II Weyl semimetal MoTe2
D. D. Liang, Y. J. Wang, W. L. Zhen +8
Besides the negative longitudinal magnetoresistance (MR), planar Hall effect (PHE) is a newly emerging experimental tool to test the chiral anomaly or nontrivial Berry curvature in…
Study of negative thermal expansion in the frustrated spinel ZnCr2Se4
X. L. Chen, Z. R. Yang, W. Tong +8
The origin of negative thermal expansion (NTE) in the bond frustrated ZnCr2Se4 has been explored. ESR and FTIR document an ideal paramagnetic state above 100 K, below which ferroma…
Frustration induced non-Curie-Weiss paramagnetism in La3Ir3O11: a fractional-valence-state iridate
J. Yang, J. R. Wang, W. L. Zhen +6
Experimental and theoretical studies are performed on La3Ir3O11, an iridate hosting a +4.33 fractional valence state for Ir ions and a three-dimensional frustrated structure compos…
Disruption of the accidental Dirac semimetal state in ZrTe under hydrostatic pressure
J. L. Zhang, C. Y. Guo, X. D. Zhu +7
We study the effect of hydrostatic pressure on the magnetotransport properties of the zirconium pentatelluride. The magnitude of resistivity anomaly gets enhanced with increasing p…
Pressure effect on superconductivity and magnetism in FeSex
L. Li, Z. R. Yang, M. Ge +5
In this paper, pressure effect on superconductivity and magnetism has been investigated in FeSex (x = 0.80, 0.88). The magnetization curves display anomaly at Ts1 106 K and Ts2 78…
Enhanced optoelectronic performance and photogating effect in quasi-one-dimensional BiSeI wires
H. J. Hu, W. L. Zhen, S. R. Weng +7
Quasi-one-dimensional (quasi-1D) materials are a newly arising topic in low-dimensional researches. As a result of reduced dimensionality and enhanced anisotropy, the quasi-1D stru…
Experimental evidence of crystal symmetry protection for the topological nodal line semimetal state in ZrSiS
C. C. Gu, J. Hu, X. L. Chen +19
Tunable symmetry breaking plays a crucial role for the manipulation of topological phases of quantum matter. Here, through combined high-pressure magneto-transport measurements, Ra…
Nature of charge density waves and superconductivity in 1\emph{T}-TaSeTe
Y. Liu, D. F. Shao, L. J. Li +13
Transition-metal dichalcogenides (TMDs) ( = Ti, Nb, Ta; = S, Se, Te) exhibit a rich set of charge density wave (CDW) orders, which usually coexist and/or compete with…
Field Driven Quantum Criticality in the Spinel Magnet ZnCrSe
C. C. Gu, Z. Y. Zhao, X. L. Chen +10
We report detailed dc and ac magnetic susceptibilities, specific heat, and thermal conductivity measurements on the frustrated magnet ZnCrSe. At low temperatures, with incr…
Vortex Phase Diagram of Layered Superconductor Cu0.03TaS2 for H || c
X. D. Zhu, J. C. Lu, Y. P. Sun +5
The magnetization and anisotropic electrical transport properties have been measured in high quality Cu0.03TaS2 single crystal. A pronounced peak effect has been observed, indicati…
Disorder-robust high-field superconducting phase of FeSe single crystals
Nan Zhou, Yue Sun, C. Y. Xi +13
When exposed to high magnetic fields, certain materials manifest an exotic superconducting (SC) phase that has attracted considerable attention. A proposed explanation for the orig…
Non-stoichiometry effects on the extreme magnetoresistance in Weyl semimetal WTe2
J. X. Gong, J. Yang, M. Ge +9
Non-stoichiometry effect on the extreme magnetoresistance is systematically investigated for the Weyl semimetal WTe2. Magnetoresistance and Hall resistivity are measured for the as…