298 citations · 725 across the 13 of their papers we have counts for
9 papers · 1 filter
Evidence for an Excitonic Insulator State in TaPdTe
Jierui Huang, Bei Jiang, Jingyu Yao +30
The excitonic insulator (EI) is an exotic ground state of narrow-gap semiconductors and semimetals arising from spontaneous condensation of electron-hole pairs bound by attractive…
Tunable Topological Dirac Surface States and Van Hove Singularities in Kagome Metal GdVSn
Yong Hu, Xianxin Wu, Yongqi Yang +6
Transition-metal-based kagome materials at van Hove filling are a rich frontier for the investigation of novel topological electronic states and correlated phenomena. To date, in t…
Robust Dirac lines against Ge vacancy and possible spin-orbit Dirac points in nonsymmorphic HfGe0.92Te
L. Chen, L. Q. Zhou, Y. Zhou +11
Looking for new materials with Dirac points has been a fascinating subject of research. Here we report the growth, crystal structure, and band structure of HfGe0.92Te single crysta…
Discovery of Ĉ rotation anomaly in topological crystalline insulator SrPb
Wenhui Fan, Simin Nie, Cuixiang Wang +12
Topological crystalline insulators (TCIs) are insulating electronic states with nontrivial topology protected by crystalline symmetries. Recently, theory has proposed new classes o…
Time-reversal symmetry breaking driven topological phase transition in EuB
Shun-Ye Gao, Sheng Xu, Hang Li +16
The interplay between time-reversal symmetry (TRS) and band topology plays a crucial role in topological states of quantum matter. In time-reversal-invariant (TRI) systems, the inv…
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…
Chiral fermion reversal in chiral crystals
Hang Li, Sheng Xu, Zhi-Cheng Rao +13
In materials chiral fermions such as Weyl fermions are characterized by nonzero chiral charges, which are singular points of Berry curvature in momentum space. Recently, new types…
Magnetic topological insulator MnBi6Te10 with zero-field ferromagnetic state and gapped Dirac surface states
Shangjie Tian, Shunye Gao, Simin Nie +14
Magnetic topological insulators (TIs) with nontrivial topological electronic structure and broken time-reversal symmetry exhibit various exotic topological quantum phenomena. The r…
Dirac surface states in intrinsic magnetic topological insulators EuSn2As2 and MnBi2nTe3n+1
Hang Li, Shun-Ye Gao, Shao-Feng Duan +24
In magnetic topological insulators (TIs), the interplay between magnetic order and nontrivial topology can induce fascinating topological quantum phenomena, such as the quantum ano…