3 papers
cond-mat.mes-hall2024
Pseudo-Riemannian metric: a new perspective on the quantum realm
Miaomiao Wei, Longjun Xiang, Fuming Xu +2
As a fundamental concept in condensed matter physics, quantum geometry within the Riemannian metric elucidates various exotic phenomena, including the Hall effects driven by Berry…
cond-mat.mes-hall2024
Quantum intrinsic -odd spin Hall effect in altermagnets
Miaomiao Wei, Longjun Xiang, Fuming Xu +2
Drude weight, historically associated with the longitudinal Drude conductivity, can be generalized to describe the transverse or Hall component of the extrinsic conductivity tensor…
cond-mat.mtrl-sci2019
Tunable Giant Rashba-type Spin Splitting in PtSe/MoSe Heterostructure
Longjun Xiang, Youqi Ke, Qingyun Zhang
We report a giant Rashba-type spin splitting in two-dimensional heterostructure PtSe/MoSe with first-principles calculations. We obtain a large value of spin splitting ener…