Topological semimetals from first principles
We review recent theoretical progress in the understanding and prediction of novel
topological semimetals. Topological semimetals define a class of gapless electronic phases …
topological semimetals. Topological semimetals define a class of gapless electronic phases …
Topological carbon materials: A new perspective
Carbon has numerous one-dimensional (1D), two-dimensional (2D), and three-dimensional
(3D) allotropic structures. The study of carbon materials has long been a major focus of …
(3D) allotropic structures. The study of carbon materials has long been a major focus of …
Observation of bulk states and spin-polarized topological surface states in transition metal dichalcogenide Dirac semimetal candidate
We predict NiTe 2 to be a type-II Dirac semimetal based on ab initio calculations and explore
its bulk and spin-polarized surface states using spin-and angle-resolved photoemission …
its bulk and spin-polarized surface states using spin-and angle-resolved photoemission …
Evidence of superconducting Fermi arcs
An essential ingredient for the production of Majorana fermions for use in quantum
computing is topological superconductivity,. As bulk topological superconductors remain …
computing is topological superconductivity,. As bulk topological superconductors remain …
Rashba-like spin splitting along three momentum directions in trigonal layered PtBi2
Spin-orbit coupling (SOC) has gained much attention for its rich physical phenomena and
highly promising applications in spintronic devices. The Rashba-type SOC in systems with …
highly promising applications in spintronic devices. The Rashba-type SOC in systems with …
Centrosymmetric Li 2 NaN: a superior topological electronic material with critical-type triply degenerate nodal points
L Jin, X Zhang, X Dai, H Liu, G Chen… - Journal of Materials …, 2019 - pubs.rsc.org
It has been, for the first time, reported that centrosymmetric Li2NaN is a realistic triply
degenerate nodal point (TDNP) material with three superior characteristics. In the band …
degenerate nodal point (TDNP) material with three superior characteristics. In the band …
Two-dimensional Topological Ferroelectric Metal with Giant Shift Current
The pursuit for “ferroelectric metal,” which combines seemingly incompatible spontaneous
electric polarization and metallicity, has been assiduously ongoing but remains elusive …
electric polarization and metallicity, has been assiduously ongoing but remains elusive …
Electronic structure of the surface-superconducting Weyl semimetal
Trigonal PtBi 2 is a layered semimetal without inversion symmetry, featuring 12 Weyl points
in the vicinity of the Fermi energy. Its topological Fermi arcs were recently shown to …
in the vicinity of the Fermi energy. Its topological Fermi arcs were recently shown to …
Impurity-induced triple point fermions in twisted bilayer graphene
Triple point fermions are elusive electronic excitations that generalize Dirac and Weyl
modes beyond the conventional high-energy paradigm. Yet, finding real materials naturally …
modes beyond the conventional high-energy paradigm. Yet, finding real materials naturally …
Unveil the Potential-Dependent Electrochemical Formate Formation on Topological PtBi2 Monolayer
X Zhu, X Yuan, M Ge, Y Tang - ACS Applied Energy Materials, 2023 - ACS Publications
The lack of efficient catalysts has become a major obstacle to the large-scale
commercialization of electrochemical CO2 reduction (ECR). Two-dimensional semi-metallic …
commercialization of electrochemical CO2 reduction (ECR). Two-dimensional semi-metallic …