271 citations · 795 across the 29 of their papers we have counts for
29 papers
Classification of second harmonic generation effect in magnetically ordered materials
Rui-Chun Xiao, Ding-Fu Shao, Wei Gan +6
The relationship between magnetic order and the second harmonic generation (SHG) effect is a fundamental area of study in condensed matter physics with significant practical implic…
Fate of higher-order topological insulator under Coulomb interaction
Jing-Rong Wang, Chang-Jin Zhang
In this article, we study the influence of long-range Coulomb interaction on three-dimensional second-order topological insulator (TI) by renormalization group theory. We find that…
Switchable and unswitchable bulk photovoltaic effect in two-dimensional interlayer-sliding ferroelectrics
Rui-Chun Xiao, Yang Gao, Hua Jiang +3
Spontaneous polarization and bulk photovoltaic effect (BPVE) are two concomitant physical properties in ferroelectric materials. The flipping of ferroelectric order usually accompa…
Correlated interaction effects in three-dimensional semi-Dirac semimetal
Jing-Rong Wang, Wei Li, Chang-Jin Zhang
Understanding the correlation effects in unconventional topological materials, in which the fermion excitations take unusual dispersion, is an important topic in recent condensed m…
Possible instabilities in quadratic and cubic nodal line fermion systems with correlated interactions
Jing-Rong Wang, Wei Li, Chang-Jin Zhang
Influence of short-range four-fermion interactions on quadratic and cubic nodal line fermion systems is studied by renormalization group theory. It is found that arbitrarily weak f…
Persistent Insulator: Avoidance of Metallization at Megabar Pressures in Strongly Spin-Orbit-Coupled Sr2IrO4
Chunhua Chen, Yonghui Zhou, Xuliang Chen +12
It is commonly anticipated that an insulating state collapses in favor of an emergent metallic state at high pressures as the unit cell shrinks and the electronic bandwidth broaden…
Quantum Criticality of Excitonic Insulating Transition in Nodal Line Semimetal ZrSiS
Jing-Rong Wang, Guo-Zhu Liu, Xiangang Wan +1
Pezzini et al. reported an unconventional mass enhancement in topological nodal line semimetal ZrSiS (Nat. Phys. 14, 178 (2018), whose origin remains puzzling. In this material, st…
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…
Topological quantum critical point in a triple-Weyl semimetal: non-Fermi-liquid behaviors and instabilities
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
We study the quantum critical phenomena emerging at the transition from triple-Weyl semimetal to band insulator, which is a topological phase transition described by the change of…
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…
Polarization, plasmon, and Debye screening in doped 3D ani-Weyl semimetal
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
We compute the polarization function in a doped three-dimensional anisotropic-Weyl semimetal, in which the fermion energy dispersion is linear in two components of the momenta and…
Quantum phase transition and unusual critical behavior in multi-Weyl semimetals
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
The low-energy behaviors of gapless double- and triple-Weyl fermions caused by the interplay of long-range Coulomb interaction and quenched disorder are studied by performing a ren…
Renormalization of fermion velocity in finite temperature QED_{3}
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
At zero temperature, the Lorentz invariance is strictly preserved in three-dimensional quantum electrodynamics. This property ensures that the velocity of massless fermions is not…
Breakdown of Fermi liquid theory in topological multi-Weyl semimetals
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
Fermi liquid theory works very well in most normal metals, but is found violated in many strongly correlated electron systems, such as cuprate and heavy-fermion superconductors. A…
Excitonic pairing and insulating transition in two-dimensional semi-Dirac semimetals
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
A sufficiently strong long-range Coulomb interaction can induce excitonic pairing in gapless Dirac semimetals, which generates a finite gap and drives semimetal-insulator quantum p…
Unconventional non-Fermi liquid state caused by nematic criticality in cuprates
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
At the nematic quantum critical point that exists in the -wave superconducting dome of cuprates, the massless nodal fermions interact strongly with the quantum critica…
Fate of superconductivity in disordered Dirac and semi-Dirac semimetals
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
The influence of weak disorder on the superconductivity in ordinary metals can be formally described by the Abrikosov-Gorkov diagrammatic approach. The vertex correction is ignored…
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…
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…
Search for the weak decay and precise measurement of the branching fraction
BESIII Collaboration, M. Ablikim, M. N. Achasov +414
We present the first search for the rare decay of into in , using a sample of events collected with the BESII…
Superconductivity with topological surface state in SrxBi2Se3
Zhongheng Liu, Xiong Yao, Jifeng Shao +5
By intercalation of alkaline-earth metal Sr in Bi2Se3, superconductivity with large shielding volume fraction (~91.5% at 0.5 K) has been achieved in Sr0.065Bi2Se3. The analysis of…
Infrared behavior of dynamical fermion mass generation in QED
Jing-Rong Wang, Guo-Zhu Liu, Chang-Jin Zhang
Extensive investigations show that QED exhibits dynamical fermion mass generation at zero temperature when the fermion flavor is sufficiently small. However, it seems dif…
Superconducting properties of novel BiSe-based layered LaOFBiSe single crystals
Jifeng Shao, Zhongheng Liu, Xiong Yao +5
F-doped LaOBiSe superconducting single crystals with typical size of 240.2 mm are successfully grown by flux method and the superconducting properties a…