6 papers
Emergent Vibronic Spectral Hierarchy in a Kagome Flat-Band Insulator
Jun Shu, Jun Shen, Yanmin Zhang +17
Electron-phonon coupling is usually understood in terms of electronic quasiparticles interacting with dispersive lattice vibrations. Much less is known about the complementary limi…
Field-Induced Up-Up-Down State and Frustrated Magnetism in a Non-Kramers Triangular Antiferromagnet
Zhaoyi Li, Qinchen Duan, Bo Wen +2
A previously unreported triangular lattice (TL) antiferromagnet, TmZnGaO4, was synthesized as single crystals, and its crystal structure, magnetic susceptibilities, and specific he…
Direct observation of quadruple spin-texture locking in a 2D d-wave altermagnet
Dan Mu, Bei Jiang, Qingchen Duan +14
Altermagnets combine vanishing net magnetization with nonrelativistic, momentum-dependent spin splitting, offering a new paradigm for spintronics. Spin-crystal symmetry coupling, n…
Stoichiometry-Controlled Structural Order and Tunable Antiferromagnetism in ()
Xiaotong Xu, Bei Jiang, Runze Wang +4
Transition metal dichalcogenides (TMDs) enable magnetic property engineering via intercalation, but stoichiometry-structure-magnetism correlations remain poorly defined for Fe-inte…
Heavy-Fermion Behavior and a Tunable Density Wave in a Novel Vanadium-based Mosaic Lattice
Yusen Xiao, Zhibin Qiu, Qingchen Duan +4
The pursuit of geometrically frustrated lattices beyond conventional paradigms remains a central challenge in the design of quantum materials. Herein, we report the discovery of Cs…
Observation of spin-valley locked nodal lines in a quasi-2D altermagnet
Quanxin Hu, Xingkai Cheng, Qingchen Duan +19
The interplay among quantum degrees of freedom-spin, orbital and momentum-has emerged as a fertile ground for realizing magnetic quantum states with transformative potential for el…