221 citations · 1.4k across the 22 of their papers we have counts for
13 papers · 1 filter
Memristive switching in the surface of a charge-density-wave topological semimetal
Jianwen Ma, Xianghao Meng, Binhua Zhang +20
Owing to the outstanding properties provided by nontrivial band topology, topological phases of matter are considered as a promising platform towards low-dissipation electronics, e…
The discovery of three-dimensional Van Hove singularity
Wenbin Wu, Zeping Shi, Mykhaylo Ozerov +20
Arising from the extreme/saddle point in electronic bands, Van Hove singularity (VHS) manifests divergent density of states (DOS) and induces various new states of matter such as u…
Topological Lifshitz transition and one-dimensional Weyl mode in HfTe5
Wenbin Wu, Zeping Shi, Yuhan Du +11
Landau band crossings typically stem from the intra-band evolution of electronic states in magnetic fields and enhance the interaction effect in their vicinity. Here in the extreme…
Evidence for pressure-induced node-pair annihilation in Cd3As2
Cheng Zhang, Jianping Sun, Fengliang Liu +12
As an intermediate state in the topological phase diagram, Dirac semimetals are of particular interest as a platform for studying topological phase transitions under external modul…
Evolution of Weyl orbit and quantum Hall effect in Dirac semimetal Cd3As2
Cheng Zhang, Awadhesh Narayan, Shiheng Lu +14
Owing to the coupling between open Fermi arcs on opposite surfaces, topological Dirac semimetals exhibit a new type of cyclotron orbit in the surface states known as Weyl orbit. He…
A High-Performance Mid-infrared Optical Switch Enabled by Bulk Dirac Fermions in Cd3As2
Chunhui Zhu, Fengqiu Wang, Yafei Meng +11
Pulsed lasers operating in the 2-5 μm band are important for a wide range of applications in sensing, spectroscopy, imaging and communications. Despite recent advances with mid-inf…
Direct observation of Landau level resonance and mass generation in Dirac semimetal Cd3As2 thin films
Xiang Yuan, Peihong Cheng, Longqiang Zhang +11
Three-dimensional topological Dirac semimetals have hitherto stimulated unprecedented research interests as a new class of quantum materials. Breaking certain types of symmetries h…
Observation of quasi-two-dimensional Dirac fermions in ZrTe5
Xiang Yuan, Cheng Zhang, Yanwen Liu +11
Since the discovery of graphene, layered materials have attracted extensive interests owing to their unique electronic and optical characteristics. Among them, Dirac semimetal, one…
Room-temperature chiral charge pumping in Dirac semimetals
Cheng Zhang, Enze Zhang, Weiyi Wang +13
Chiral anomaly, a non-conservation of chiral charge pumped by the topological nontrivial gauge fields, has been predicted to exist in Weyl semimetals. However, until now, the exper…
ReS2-based field-effect transistors and photodetectors
Enze Zhang, Yibo Jin, Xiang Yuan +7
Atomically-thin two-dimensional (2D) layered transition metal dichalcogenides (TMDs) have been extensively studied in recent years because of their appealing electrical and optical…
Spin-valve Effect in NiFe/MoS2/NiFe Junctions
Weiyi Wang, Awadhesh Narayan, Lei Tang +8
Two-dimensional (2D) layered transition metal dichalcogenides (TMDs) have been recently proposed as appealing candidate materials for spintronic applications owing to their distinc…
Wafer-scale arrayed p-n junctions based on few-layer epitaxial GaTe
Xiang Yuan, Lei Tang, Peng Wang +12
Two-dimensional (2D) materials have attracted substantial attention in electronic and optoelectronic applications with superior advantages of being flexible, transparent and highly…
Gate-tunable quantum oscillations in ambipolar Cd3As2 thin films
Yanwen Liu, Cheng Zhang, Xiang Yuan +9
Electrostatic doping in materials can lead to various exciting electronic properties, such as metal-insulator transition and superconductivity, by altering the Fermi level position…