669 citations · 2.4k across the 36 of their papers we have counts for
24 papers · 1 filter
Topological quantum catalyst: the case of two-dimensional traversing nodal line states associated with high catalytic performance for hydrogen evolution reaction
Lirong Wang, Xiaoming Zhang, Weizhen Meng +3
Topological quantum catalysts (TQCs), where metallic surface states from nontrivial band topology serve as the mechanism to favor heterogeneous catalysis processes, have been well…
Theoretical realization of hybrid Weyl state and associated high catalytic performance for hydrogen evolution in NiSi
Wei Liu, Xiaoming Zhang, Weizhen Meng +3
For electrochemical hydrogen evolution reaction (HER), developing high-performance catalysts without containing precious metals has been a major research focus in the current. Here…
Multiple-Fold Fermions and Topological Fermi Arcs Induced Catalytic Enhancement in Nanoporous Electride C12A7
Weizhen Meng, Xiaoming Zhang, Ying Liu +3
Topological materials are recently regarded as the idea catalysts due to the protected surface metallic states and high carrier mobility, however the fundamental mechanism and the…
Ideal fully spin-polarized type-II nodal line state in half-metals X2YZ4 (X=K, Cs, Rb, Y=Cr, Cu, Z=Cl, F)
Tingli He, Xiaoming Zhang, Lirong Wang +4
Lorentz-violating type-II nodal lines exhibit attracting physical properties and have been hot discussed currently. However, their investigations have been mostly limited in nonmag…
Observation of unconventional six-fold, four-fold and three-fold excitations in rare-earth-metal carbide Re2C3
Lei Jin, Ying Liu, Xiaoming Zhang +2
Unconventional fermions, such as three-fold, four-fold, six-fold, and eight-fold fermions have attracted intense attention in recent years. However, the concrete materials hosting…
Fully spin-polarized double-Weyl fermions with type-III dispersion in quasi-one dimensional materials X2RhF6 (X=K, Rb, Cs)
Lei Jin, Xiaoming Zhang, Ying Liu +3
Double-Weyl fermions, as novel topological states of matter, have been mostly discussed in nonmagnetic materials. Here, based on density-functional theory and symmetry analysis, we…
Structure, phase stability, half-metallicity, and fully spin-polarized Weyl states in compound NaV2O4: a new example for topological spintronic material
Tingli He, Xiaoming Zhang, Tie Yang +3
Here, we systematically investigate the structure, phase stability, half-metallicity, and topological electronic structure for a new topological spintronic material NaV2O4. The mat…
Fully spin-polarized nodal chain state in half metal LiVO
Haopeng Zhang, Xiaoming Zhang, Ying Liu +3
Nodal-chain fermions, as novel topological states of matter, have been hotly discussed in non-magnetic materials. Here, by using first-principles calculations and symmetry analysis…
Ferromagnetic hybrid nodal loop and switchable type-I and type-II Weyl fermions in two-dimension
Tingli He, Xiaoming Zhang, Zhi-Ming Yu +4
As a novel type of fermionic state, hybrid nodal loop with the coexistence of both type-I and type- II band crossings has attracted intense research interest. However, it remains a…
Topological Nodal Line Electrides: Realization of Ideal Nodal Line State Nearly Immune from Spin-Orbit Coupling
Xiaoming Zhang, Botao Fu, Lei Jin +3
Nodal line semimetals (NLSs) have attracted broad interest in current research. In most of existing NLSs, the intrinsic properties of nodal lines are greatly destroyed because noda…
Two-dimensional Weyl nodal line semimetal in high Curie temperature d0 ferromagnet K2N monolayer
Lei Jin, Xiaoming Zhang, Ying Liu +4
Nodal line semimetals in two-dimensional (2-D) materials have attracted intense attention currently. From fundamental physics and spintronic applications points of view, high Curie…
Mn2C monolayer: hydrogenation/oxygenation induced strong room-temperature ferromagnetism and potential applications
Xiaoming Zhang, Tingli He, Weizhen Meng +4
Two-dimensional ferromagnetic materials with strong ferromagnetism and high Curie temperature are significantly desired for the applications of nanoscale devices. Here, based on fi…
Two-Dimensional GaN: An Excellent Electrode Material Providing Fast Ion Diffusion and High Storage Capacity for Li-Ion and Na-Ion Batteries
Xiaoming Zhang, Lei Jin, Xuefang Dai +2
Identifying applicable anode materials is a significant task for Li- and Na-ion battery (LIB and NIB) technologies. We propose the GaN monolayer (2D GaN) can be a good anode candid…
The centrosymmetric Li2NaN material: an ideal topological semimetal with critical-type triply degenerate nodal points
Lei Jin, Xiaoming Zhang, Xuefang Dai +3
Triply degenerate band crossing can generate novel triply degenerate nodal point (TDNP) fermions. For the TDNP character to the best manifest in physical properties, it desires tha…
Electronic properties of a -conjugated Cairo pentagonal lattice: Direct band gap, ultrahigh carrier mobility and slant Dirac cones
Xiaofei Shao, Xiaobiao Liu, Xinrui Zhao +3
Two-dimensional (2D) lattices composed exclusively of pentagons represent an exceptional structure of materials correlated to the famous pentagonal tiling problem in mathematics, b…
Ideal inner nodal chain semimetals in Li2XY (X = Ca, Ba; Y = Si, Ge) materials
Xiaoming Zhang, Lei Jin, Xuefang Dai +2
The chain-type nodal loops in the reciprocal space can generate exotic nodal chain fermions. Here, we report that Li2XY (X = Ca, Ba; Y = Si, Ge) compounds are ideal inner nodal cha…
Nodal Loop and Nodal Surface States in Ti3Al Family Materials
Xiaoming Zhang, Zhi-Ming Yu, Ziming Zhu +4
Topological metals and semimetals are new states of matter which attract great interest in current research. Here, based on first-principles calculations and symmetry analysis, we…
From Multiple Nodal Chain to Dirac/Weyl Semimetal and Topological Insulator in Ternary Hexagonal Materials
Cong Chen, Zefeng Su, Xiaoming Zhang +2
Dirac semimetal (DSM) hosts four-fold degenerate isolated band-crossing points with linear dispersion, around which the quasiparticles resemble the relativistic Dirac Fermions. It…
Superconducting Two-Dimensional Metal-Organic Framework
Xiaoming Zhang, Yinong Zhou, Bin Cui +2
Superconductivity is a fascinating quantum phenomenon characterized by zero electrical resistance and the Meissner effect. To date, several distinct families of superconductors (SC…
Dirac node lines in a two-dimensional bipartite square lattice
Bo Yang, Xiaoming Zhang, Mingwen Zhao
As a new type of quantum matter, Dirac node line (DNL) semimetals are currently attracting widespread interest in condensed matter physics and material science. The DNL featured by…
Prediction of Novel Stable 2D-Silicon with Fivefold Coordination
Zhenhai Wang, Mingwen Zhao, Xiang-Feng Zhou +6
Silicene, an analogue of graphene, was so far predicted to be the only two-dimensional silicon (2D-Si) with massless Dirac fermions. Here we predict a brand new 2D-Si Dirac semimet…
Tunable Topological States in Electron-Doped HTT-Pt
Xiaoming Zhang, Mingwen Zhao, Feng Liu
Driving existing materials to exhibit topologically nontrivial state is of both scientific and technological interests. Using first-principle calculations, we propose the first dem…
Phagraphene: A Low-energy Graphene Allotrope composed of 5-6-7 Carbon Rings with Distorted Dirac Cones
Zhenhai Wang, Xiang-Feng Zhou, Xiaoming Zhang +4
Using systematic evolutionary structure searching we propose a new carbon allotrope, phagraphene, standing for penta-hexa-hepta-graphene, because the structure is composed of 5-6-7…
Influence of tetragonal distortion on the topological electronic structure of the half-Heusler compound LaPtBi from first principles
Xiaoming Zhang, Wenhong Wang, Enke Liu +3
The electronic structures of tetragonally distorted half-Heuselr compound LaPtBi in the C1b structure are investigated in the framework of density functional theory using the full…