203 citations · 744 across the 14 of their papers we have counts for
14 papers
Metamagnetic Transitions in Few-Layer CrOCl Controlled by Magnetic Anisotropy Flipping
Minjie Zhang, Qifeng Hu, Chenqiang Hua +10
The pivotal role of magnetic anisotropy in stabilising two-dimensional (2D) magnetism has been widely accepted, however, direct correlation between magnetic anisotropy and long-ran…
Electron-plasmon interaction induced plasmonic-polaron band replication in epitaxial perovskite SrIrO films
Zhengtai Liu, Wanling Liu, Ruixiang Zhou +12
Electron-boson interaction is fundamental to a thorough understanding of various exotic properties emerging in many-body physics. In photoemission spectroscopy, photoelectron emiss…
Manipulating Giant Rashba Valley Splitting and Quantum Hall States in Few-Layer Black Arsenic by Electrostatic Gating
Feng Shen, Chenqiang Hua, Xikang Sun +10
Exciting phenomena may emerge in non-centrosymmetric two-dimensional (2D) electronic systems when spin-orbit coupling (SOC) interplays dynamically with Coulomb interactions, band t…
Tunable Topological Energy Bands in 2D Dialkali-Metal Monoxides
Chenqiang Hua, Si Li, Zhu-An Xu +3
2D materials with nontrivial energy bands are highly desirable for exploring various topological phases of matter, as low dimensionality opens unprecedented opportunities for manip…
Pressure-induced superconductivity in topological semimetal NbAs2
Yupeng Li, Chao An, Chenqiang Hua +10
Topological superconductivity with Majorana bound states, which are critical to implement nonabelian quantum computation, may be realized in three-dimensional semimetals with nontr…
Dialkali-Metal Monochalcogenide Semiconductors with High Mobility and Tunable Magnetism
Chenqiang Hua, Feng Sheng, Qifeng Hu +3
The discovery of archetypal two-dimensional (2D) materials provides enormous opportunities in both fundamental breakthroughs and device applications, as evident by the research boo…
Defects controlled hole doping and multi-valley transport in SnSe single crystals
Zhen Wang, Congcong Fan, Zhixuan Shen +10
SnSe is a promising thermoelectric material with record-breaking figure of merit, \textit{i.e., ZT}. As a semiconductor, optimal electrical dosage is the key challenge to maximize…
Negative Magnetoresistance in Weyl semimetals NbAs and NbP: Intrinsic Chiral Anomaly and Extrinsic Effects
Yupeng Li, Zhen Wang, Pengshan Li +7
Chiral anomaly induced negative magnetoresistance (NMR) has been widely used as a critical transport evidence on the existence of Weyl fermions in topological semimetals. In this m…
Bulk and surface electronic structure of trigonal structured PtBi2 studied by angle-resolved photoemission spectroscopy
Q. Yao, Y. P. Du, X. J. Yang +12
PtBi2 with a layered trigonal crystal structure was recently reported to exhibit an unconventional large linear magnetoresistance, while the mechanism involved is still elusive. Us…
Giant Linear Magneto-resistance in Nonmagnetic PtBi2
Xiaojun Yang, Hua Bai, Zhen Wang +7
We synthesized nonmagnetic PtBi single crystals and observed a giant linear magneto-resistance (MR) up to 684\% under a magnetic field = 15 T at = 2 K. The linear MR…
Negative Magnetoresistance in Topological Semimetals of Transition-Metal Dipnictides with Nontrivial Z2 Indices
Yupeng Li, Zhen Wang, Yunhao Lu +6
Negative magnetoresistance (NMR) induced by the Adler-Bell-Jackiw anomaly is regarded as the most prominent quantum signature of Weyl semimetals when electrical field is collin…
Topological phase transition induced extreme magnetoresistance in TaSb
Zheng Wang, Yupeng Li, Yunhao Lu +5
We report extremely large positive magnetoresistance of 1.72 million percent in single crystal TaSb at moderate conditions of 1.5 K and 15 T. The quadratic growth of magnetor…
Chiral anomaly induced negative magnetoresistance in topological Weyl semimetal NbAs
Xiaojun Yang, Yupeng Liu, Zhen Wang +2
In this paper, we report the intercone transport of Weyl fermions in NbAs with external magnetic field in parallel to electric field, a quantum phenomenon known as the Adler-Bell-J…
Helicity protected ultrahigh mobility Weyl fermions in NbP
Zhen Wang, Yi Zheng, Zhixuan Shen +5
Non-centrosymmetric transition metal monopnictides, including TaAs, TaP, NbAs, and NbP, are emergent topological Weyl semimetals (WSMs) hosting exotic relativistic Weyl fermions. I…