295 citations · 1.1k across the 18 of their papers we have counts for
19 papers
Observation of one-dimensional Dirac fermions in silicon nanoribbons
Shaosheng Yue, Hui Zhou, Ya Feng +12
Dirac materials, which feature Dirac cones in the reciprocal space, have been one of the hottest topics in condensed matter physics in the past decade. To date, 2D and 3D Dirac Fer…
Spectroscopic Evidence on Realization of a Genuine Topological Nodal Line Semimetal in LaSbTe
Yang Wang, Yuting Qian, Meng Yang +19
The nodal line semimetals have attracted much attention due to their unique topological electronic structure and exotic physical properties. A genuine nodal line semimetal is quali…
Superconductivity and Fermi Surface Nesting in the Candidate Dirac Semimetal NbC
Dayu Yan, Daiyu Geng, Qiang Gao +18
We report the synthesis of single-crystal NbC, a transition metal carbide with various unusual properties. Transport, magnetic susceptibility, and specific heat measurements demons…
Rashba-like spin splitting along three momentum directions in trigonal layered PtBi2
Ya Feng, Qi Jiang, Baojie Feng +14
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 inv…
Electronic structure and - phase diagram of Eu(FeRh)As
Shaozhu Xiao, Darren C. Peets, Wei Liu +9
The iron-based superconductors represent a promising platform for high-temperature superconductivity, but the interactions underpinning their pairing present a puzzle. The EuFe…
Superstructure-induced splitting of Dirac cones in silicene
B. Feng, H. Zhou, Y. Feng +8
Atomic scale engineering of two-dimensional materials could create devices with rich physical and chemical properties. External periodic potentials can enable the manipulation of t…
Discovery of Weyl nodal lines in a single-layer ferromagnet
B. Feng, R. -W. Zhang, Y. Feng +9
Two-dimensional (2D) materials have attracted great attention and spurred rapid development in both fundamental research and device applications. The search for exotic physical pro…
Experimental observation of node-line-like surface states in LaBi
Baojie Feng, Jin Cao, Meng Yang +10
In a Dirac nodal line semimetal, the bulk conduction and valence bands touch at extended lines in the Brillouin zone. To date, most of the theoretically predicted and experimentall…
Discovery of two-dimensional Dirac nodal line fermions in monolayer Cu2Si
Baojie Feng, Botao Fu, Shusuke Kasamatsu +18
Topological nodal line semimetals, a novel quantum state of materials, possess topologically nontrivial valence and conduction bands that touch at a line near the Fermi level. The…
Spin Texture in Type-II Weyl Semimetal WTe2
Baojie Feng, Yang-Hao Chan, Ya Feng +15
We determine the band structure and spin texture of WTe2 by spin- and angle-resolved photoemission spectroscopy (SARPES). With the support of first-principles calculations, we reve…
Electronic Structure of Transition Metal Dichalcogenides PdTe2 and Cu0.05PdTe2 Superconductors Obtained by Angle-Resolved Photoemission Spectroscopy
Yan Liu, Jianzhou Zhao, Li Yu +21
The layered transition metal chalcogenides have been a fertile land in solid state physics for many decades. Various MX2-type transition metal dichalcogenides, such as WTe2, IrTe2,…
Direct Evidence of Interaction-Induced Dirac Cones in Monolayer Silicene/Ag(111) System
Ya Feng, Defa Liu, Baojie Feng +21
Silicene, analogous to graphene, is a one-atom-thick two-dimensional crystal of silicon which is expected to share many of the remarkable properties of graphene. The buckled honeyc…
Anomalous High-Energy Waterfall-Like Electronic Structure in 5d Transition Metal Oxide Sr2IrO4 with a Strong Spin-Orbit Coupling
Yan Liu, Li Yu, Xiaowen Jia +21
The layered 5d transition metal oxides like Sr2IrO4 have attracted significant interest recently due to a number of exotic and new phenomena induced by the interplay between the sp…
Weak Electron-Phonon Coupling and Unusual Electron Scattering of Topological Surface States in Sb(111) by Laser-Based Angle-Resolved Photoemission Spectroscopy
Zhuojin Xie, Shaolong He, Chaoyu Chen +22
High resolution laser-based angle-resolved photoemission measurements have been carried out on Sb(111) single crystal. Two kinds of Fermi surface sheets are observed that are deriv…
Evidence of Topological Surface State in Three-Dimensional Dirac Semimetal Cd3As2
Hemian Yi, Zhijun Wang, Chaoyu Chen +23
The three-dimensional topological semimetals represent a new quantum state of matter. Distinct from the surface state in the topological insulators that exhibits linear dispersion…
Strong Anisotropy of Dirac Cone in SrMnBi2 and CaMnBi2 Revealed by Angle-Resolved Photoemission Spectroscopy
Ya Feng, Zhijun Wang, Chaoyu Chen +18
The Dirac materials, such as graphene and three-dimensional topological insulators, have attracted much attention because they exhibit novel quantum phenomena with their low energy…
Orbital-Selective Spin Texture and its Manipulation in a Topological Insulator
Zhuojin Xie, Shaolong He, Chaoyu Chen +20
Topological insulators represent a new quantum state of matter that are insulating in the bulk but metallic on the edge or surface. In the Dirac surface state, it is well-establish…
Tunable Dirac Fermion Dynamics in Topological Insulators
Chaoyu Chen, Zhuojin Xie, Ya Feng +21
Three-dimensional topological insulators are characterized by insulating bulk state and metallic surface state involving Dirac fermions that behave as massless relativistic particl…
Persistence of Topological Order and Formation of Quantum Well States in Topological Insulators Bi2(Se,Te)3 under Ambient Conditions
Chaoyu Chen, Shaolong He, Hongming Weng +23
The topological insulators represent a unique state of matter where the bulk is insulating with an energy gap while the surface is metallic with a Dirac cone protected by the time…