107 citations · 933 across the 41 of their papers we have counts for
41 papers
Pairing Symmetries of Unconventional High Temperature Superconductivity in a Zinc-Blende Structure
Xilin Feng, Qiang Zhang, Zhongyi Zhang +3
We classify the pairing symmetries of three-dimensional superconductivity in the zinc-blende structure which can support an electronic environment to host unconventional high tempe…
Polyhedral distortions and unusual magnetic order in spinel FeMnO
Qiang Zhang, Wei Tian, Roshan K. Nepal +4
Spinel compounds ABX consist of both tetrahedral (AX) and octahedral (BX) environments with the former forming a diamond lattice and the latter a geometrica…
Double and Quadruple Flat Bands tuned by Alternative magnetic Fluxes in Twisted Bilayer Graphene
Congcong Le, Qiang Zhang, Cui Fan +2
Twisted bilayer graphene (TBG) can host the moiré energy flat bands with two-fold degeneracy serving as a fruitful playground for strong correlations and topological phases. Howeve…
Magnetic-cations doped into a Double Perovskite Semiconductor
Lun Jin, Danrui Ni, Xin Gui +3
We report two solid solutions based on magnetic ion doping of the double perovskite oxide Sr2GaSbO6: Sr2Ga1-xCrxSbO6 (0.1 < x < 0.4) and Sr2Ga1-xFexSbO6 (0.1 < x < 0.4). All compos…
Ferromagnetic Double Perovskite Semiconductors with Tunable Properties
Lun Jin, Danrui Ni, Xin Gui +3
We successfully dope the magnetically silent double perovskite semiconductor Sr2GaSbO6 to induce ferromagnetism and tune its band gap, with Ga3+ partially substituted by the magnet…
Field-tunable toroidal moment in a chiral-lattice magnet
Lei Ding, Xianghan Xu, Harald O. Jeschke +13
A toroidal dipole moment appears independent of the electric and magnetic dipole moment in the multipole expansion of electrodynamics. It arises naturally from vortex-like arrangem…
A catastrophic charge density wave in BaFeAl
William R. Meier, Bryan C. Chakoumakos, Satoshi Okamoto +8
Charge density waves (CDW) are modulations of the electron density and the atomic lattice that develop in some crystalline materials at low temperature. We report an unusual exampl…
Unusual exchange couplings and intermediate temperature Weyl state in Co3Sn2S2
Qiang Zhang, Satoshi Okamoto, German D. Samolyuk +7
Understanding the magnetism and its possible correlations to the topological properties has emerged as a forefront and difficult topic in studying magnetic Weyl semimetals. Co$_{3}…
Hierarchical excitations from correlated spin tetrahedra on the breathing pyrochlore lattice
Shang Gao, Andrew F. May, Mao-Hua Du +10
The hierarchy of the coupling strengths in a physical system often engenders an effective model at low energies where the decoupled high-energy modes are integrated out. Here, usin…
Antiferromagnetism and crystalline-electric field excitations in tetragonal NaCeO2
Mitchell M. Bordelon, Joshua D. Bocarsly, Lorenzo Posthuma +3
We investigate the crystal structure, magnetic properties, and crystalline-electric field of tetragonal, , NaCeO. In this compound, Ce ions form a tetragonally…
Complex magnetic phases in polar tetragonal intermetallic NdCoGe
Binod K. Rai, Ganesh Pokharel, Hasitha Suriya Arachchige +8
Polar materials can host a variety of topologically significant magnetic phases, which often emerge from a modulated magnetic ground state. Relatively few noncentrosymmetric tetrag…
Tuning quantum transport by controlling spin reorientations in Dirac semimetal candidates EuSrMnSb
Qiang Zhang, Jinyu Liu, Huibo Cao +4
Magnetic topological semimetals have attracted intense attention recently since these materials carry a great promise for potential applications in novel spintronic devices. Here,…
Weakly coupled alternating chains in the distorted honeycomb lattice compound NaCuTeO
Shang Gao, Ling-Fang Lin, Andrew F. May +5
Spin-1/2 chains with alternating antiferromagnetic (AF) and ferromagnetic (FM) couplings exhibit quantum entanglement like the integer-spin Haldane chains and might be similarly ut…
Structure, Magnetism and First Principles Modeling of the Na0.5La0.5RuO3 Perovskite
Loi T. Nguyen, Matthieu Saubanère, Robert J. Cava
High purity polycrystalline Na0.5La0.5RuO3 was synthesized by a solid state method, and its properties were studied by magnetic susceptibility, heat capacity and resistivity measur…
Butterfly-like anisotropic magnetoresistance and angle-dependent Berry phase in Type-II Weyl semimetal WP2
Kaixuan Zhang, Yongping Du, Pengdong Wang +12
Weyl semimetal emerges as a new topologically nontrivial phase of matter, hosting low-energy excitations of massless Weyl fermions. Here, we present a comprehensive study of the ty…
Dimer rattling mode induced low thermal conductivity in an excellent acoustic conductor
Ji Qi, Baojuan Dong, Zhe Zhang +19
A solid with larger sound speeds exhibits higher lattice thermal conductivity (k_{lat}). Diamond is a prominent instance where its mean sound speed is 14400 m s-1 and k_{lat} is 23…
Phenomenological theory in reentrant uranium-based superconductors
Xilin Feng, Qiang Zhang, Jiangping Hu
We develop a phenomenological theory for the family of uranium-based heavy fermion superconductors (, , and ). The theory unifies the understanding of both su…
Superfluidity and pairing phenomena in ultracold atomic Fermi gases in one-dimensional optical lattices, Part II: Effects of population imbalance
Jibiao Wang, Lin Sun, Qiang Zhang +4
In this paper, we study the effect of population imbalance and its interplay with pairing strength and lattice effect in atomic Fermi gases in a one-dimensional optical lattice. We…
Unconventional High Temperature Superconductivity in Cubic Zinc-blende Transition Metal Compounds
Qiang Zhang, Kun Jiang, Yuhao Gu +1
We consider possible high temperature superconductivity (high-T) in transition metal compounds with a cubic zinc-blende lattice structure. When the electron filling configurati…
Steplike metamagnetic transitions in a honeycomb lattice antiferromagnet TbIrGa
Mojammel A. Khan, Qiang Zhang, Jin-Ke Bao +7
Single crystals of a honeycomb lattice antiferromagnet, TbIrGa were synthesized, and the physical properties have been studied. From magnetometry, a long-range antiferr…
Dirac Fermions in Antiferromagnetic FeSn Kagome Lattices with Combined Space Inversion and Time Reversal Symmetry
Zhiyong Lin, Chongze Wang, Pengdong Wang +14
Symmetry principles play a critical role in formulating the fundamental laws of nature, with a large number of symmetry-protected topological states identified in recent studies of…
Anomalous Magnetic Behavior in Ba2CoO4 with Isolated CoO4 Tetrahedra
Qiang Zhang, Guixin Cao, Feng Ye +9
The dimensionality of the electronic and magnetic structure of a given material is generally predetermined by its crystal structure. Here, using elastic and inelastic neutron scatt…
Quasi-2D magnetism and origin of the Dirac semimetallic behavior in nonstoichiometric SrMnSb (y, z~0.1)
Qiang Zhang, Satoshi Okamoto, Matthew B. Stone +5
Nonstoichiometric SrMnSb (y, z~0.1) is known to exhibit a coexistence of magnetic order and the nontrivial semimetallic behavior related to Dirac or Weyl f…
Ni-based transition-metal trichalcogenide monolayer: a strongly correlated quadruple-layer graphene
Yuhao Gu, Qiang Zhang, Congcong Le +3
We investigate the electronic physics of layered Ni-based trichalcogenide NiPX (X=S, Se), a member of transition-metal trichalcogenides (TMTs) with the chemical formula, ABX$_3…