414 citations · 3.4k across the 46 of their papers we have counts for
46 papers
Record-High Superconductivity in Niobium-Titanium Alloy
Jing Guo, Gongchang Lin, Shu Cai +11
Here we report the observation of extraordinary superconductivity in a pressurized commercial niobium-titanium alloy. We find that its zero-resistance superconductivity persists fr…
Interaction of Individual Skyrmions in Nanostructured Cubic Chiral Magnet
H. Du, X. Zhao, F. N. Rybakov +11
We report the direct evidence of field-dependent character of the interaction between individual magnetic skyrmions as well as between skyrmions and edges in B20-type FeGe nanostri…
Tricritical point and phase diagram based on critical scaling in monoaxial chiral helimagnet Cr1/3NbS2
Hui Han, Lei Zhang, Deepak Sapkota +7
In this work, the magnetism of the single crystal CrNbS, which exhibits chiral magnetic soliton lattice (CSL) state, is investigated. The magnetization displays stron…
Manipulating Multiple Order Parameters via Oxygen Vacancies: The case of Eu0.5Ba0.5TiO3-δ
Weiwei Li, Qian He, Le Wang +27
Controlling functionalities, such as magnetism or ferroelectricity, by means of oxygen vacancies (VO) is a key issue for the future development of transition metal oxides. Progress…
Direct imaging of a zero-field target skyrmion and its polarity switch in a chiral magnetic nanodisk
Fengshan Zheng, Hang Li, Shasha Wang +9
A target skyrmion is a flux-closed spin texture that has two-fold degeneracy and is promising as a binary state in next generation universal memories. Although its formation in nan…
Experimental observation of magnetic bobbers for a new concept of magnetic solid-state memory
Fengshan Zheng, Filipp N. Rybakov, Aleksandr B. Borisov +11
The use of chiral skyrmions, which are nanoscale vortex-like spin textures, as movable data bit carriers forms the basis of a recently proposed concept for magnetic solid-state mem…
Recognition of Fermi-arc states through the magnetoresistance quantum oscillations in Dirac semimetal Cd3As2 nanoplates
Guolin Zheng, Min Wu, Hongwei Zhang +9
The disjointed Fermi-arcs in Weyl semimetals can intertwine with chiral bulk modes and participate in unusual closed magnetic orbits in the presence of a vertical magnetic field. H…
Stepwise quantized surface states and delayed Landau level hybridization in Co cluster-decorated BiSbTeSe2 topological insulator devices
Shuai Zhang, Li Pi, Rui Wang +16
In three-dimensional topological insulators (TIs), the nontrivial topology in their electronic bands casts a gapless state on their solid surfaces, using which dissipationless TI e…
Topological semimetal state and field-induced Fermi surface reconstruction in antiferromagnetic monopnictide NdSb
Yongjian Wang, J. H. Yu, Y. Q. Wang +19
We report the experimental realization of Dirac semimetal state in NdSb, a material with antiferromagnetic ground state. The occurrence of topological semimetal state has been well…
Thickness-tuned transition of band topology in ZrTe5 nanosheets
Jianwei Lu, Guolin Zheng, Xiangde Zhu +9
We report thickness-tuned electrical transport and Hall resistivity in highly anisotropic three-dimensional Dirac semimetal ZrTe5 nanosheets. We find that when the thickness of the…
Superconductivity Induced by High Pressure in Weyl Semimetal TaP
Yufeng Li, Yonghui Zhou, Zhaopeng Guo +13
Weyl semimetal defines a material with three dimensional Dirac cones which appear in pair due to the breaking of spatial inversion or time reversal symmetry. Superconductivity is t…
Extremely large magnetoresistance in a topological semimetal candidate pyrite PtBi2
Wenshuai Gao, Ningning Hao, Fa-Wei Zheng +12
While pyrite-type PtBi2 with face-centered cubic structure has been predicted to be a three-dimensional (3D) Dirac semimetal, experimental study on its physical properties remains…
Topological Dirac line nodes and superconductivity coexist in SnSe at high pressure
Xuliang Chen, Pengchao Lu, Xuefei Wang +15
Due to fundamental interest and potential applications in quantum computation, tremendous efforts have been invested to study topological superconductivity. However, bulk topologic…
Field induced topological phase transition from a three-dimensional Weyl semimetal to a two-dimensional massive Dirac metal in ZrTe5
Guolin Zheng, Xiangde Zhu, Yequn Liu +10
Symmetry protected Dirac semimetals can be transformed into Weyl semimetals by breaking the protecting symmetry, leading to many exotic quantum phenomena such as chiral anomaly and…
Superconductivity and Charge Density Wave in ZrTeSe
Xiangde Zhu, Wei Ning, Lijun Li +12
Charge density wave (CDW), the periodic modulation of the electronic charge density, will open a gap on the Fermi surface that commonly leads to decreased or vanishing conductivity…
Pressure induced re-emergence of superconductivity in superconducting topological insulator Sr0.065Bi2Se3
Yonghui Zhou, Xuliang Chen, Ranran Zhang +10
The recent-discovered SrBiSe superconductor provides an alternative and ideal material base for investigating possible topological superconductivity. Here, we report th…
Drive the Dirac Electrons into Cooper Pairs in SrxBi2Se3
Guan Du, Jifeng Shao, Xiong Yang +9
Topological superconductor is a very interesting and frontier topic in condensed matter physics1. Despite the tremendous efforts in exploring the topological superconductivity, its…
Weak localization effect in topological insulator micro flakes grown on insulating ferrimagnet BaFe12O19
Guolin Zheng, Ning Wang, Jiyong Yang +7
Many exotic physics anticipated in topological insulators require a gap to be opened for their topologica surface states by breaking time reversal symmetry. The gap opening has bee…
Transport evidence for the three-dimensional Dirac semimetal phase in ZrTe5
Guolin Zheng, Jianwei Lu, Xiangde Zhu +10
Topological Dirac semimetal is a newly discovered class of materials and has attracted intense attentions. This material can be viewed as a three-dimensional (3D) analogue of graph…
Single Crystal Growth of the New Pressure-induced-superconductor CrAs via Chemical Vapor Transport
Xiangde Zhu, Langsheng Ling, Yuyan Han +6
Mono-arsenide CrAs, endures a helical anti-ferromagnetic order transition at~ 265 K under ambient pressure. Recently, pressure-induced-superconductivity was discovered vicinity to…
A new topological semimetal with iso-energetic Weyl fermions in TaAs under high pressure
Yonghui Zhou, Pengchao Lu, Yongping Du +11
TaAs as one of the experimentally discovered topological Weyl semimetal has attracted intense interests recently. The ambient TaAs has two types of Weyl nodes which are not on the…
Robust linear magnetoresistance in WTe2
Xing-Chen Pan, Yiming Pan, Juan Jiang +15
Unsaturated magnetoresistance (MR) has been reported in WTe2, and remains irrepressible up to very high field. Intense optimization of the crystalline quality causes a squarely-inc…
Edge-Mediated Skyrmion Chain and Its Collective Dynamics in a Confined Geometry
Haifeng Du, Renchao Che, Lingyao Kong +10
The emergence of a topologically nontrivial vortex-like magnetic structure, the magnetic skyrmion, has launched new concepts for memory devices. There, extensive studies have theor…
Pressure-induced semimetal to superconductor transition in a three-dimensional topological material ZrTe5
Yonghui Zhou, Juefei Wu, Wei Ning +15
As a new type of topological materials, ZrTe5 shows many exotic properties under extreme conditions. Utilizing resistance and ac magnetic susceptibility measurements under high pre…