7 papers
Superconductivity under pressure in the two-dimensional van der Waals heavy-fermion metal CeSiI
Tong Shi, Wenhao Li, Qingxin Dong +10
CeSiI is a newly discovered exfoliable van der Waals (vdW) heavy-fermion metal featured by a long-range antiferromagnetic (AF) order (TN =7.5 K) inside the Kondo coherent state bel…
Pressure-induced superconductivity in topological insulator Ge2Bi2Te5 and the evolution with Mn doping
Shangjie Tian, Qi Wang, Yuqing Cao +5
Introducing superconductivity (SC) or magnetism into topological insulators (TIs) can give rise to novel quantum states and exotic physical phenomena. Here, we report a high-pressu…
Three-dimensional topological insulator feature of ternary chalcogenide Ge2Bi2Te5
Shangjie Tian, Yuchong Zhang, Chenhao Liang +7
The exploration of novel topological insulators (TIs) beyond binary chalcogenides has been accelerated in pursuit of exotic quantum states and device applications. Here, the layere…
Cooperative concurrence of 4f and 3d flat bands in kagome heavy-fermion metal YbCr6Ge6
Wenxin Lv, Pengcheng Ma, Tianqi Wang +6
Flat-band (FB) systems originating from special lattice geometry like in kagome metals as well as localized orbitals in the materials such as heavy-fermion (HF) compounds have indu…
Evidence for Anion-Free-Electron Duality and Enhanced Superconducting Role of Interstitial Anionic Electrons in Electrides
Zhao Liu, Xiang Wang, Yin Yang +10
The discovery of superconducting electrides, characterized by interstitial anionic electrons (IAEs) residing in lattice cavities, has established a distinctive platform for investi…
Relationship among Structural, Disordered, Magnetism and Band Topology in MnSb2Te4(Sb2Te3)n Family
Ming Xi, Yuchong Zhang, Wenju Zhou +5
Interplay between topology and magnetism induces various exotic quantum phenomena, with magnetic topological insulators (MTIs) serving as a prominent example due to their ability t…