6 papers · 1 filter
The electrical transport of intrinsic two-dimensional ferroelectric metal PtBi2
Dan Li, Liu Yang, Lei Li
Breaking the conventional stereotype that ferroelectrics are necessarily insulating, two-dimensional (2D) ferroelectric metals combine seemingly incompatible switchable electric po…
Fractional Spin Ferroelectric and Sliding Spin Current in Magnetic Sliding Ferroelectrics
Yilin Han, Lei Li, Chaoxi Cui +3
We investigate the fractional spin ferroelectric (FSFE) in magnetic sliding ferroelectrics (SFEs), where ferroelectric switching is characterized not only by the reversal of the ou…
Unconventional Magnetism: Symmetry Classification, Hybrid-parity and Unconstrained-parity Classes
Xun-Jiang Luo, Dan Li, Rui-Chun Xiao +4
Unconventional magnetism has emerged as a transformative frontier in condensed matter physics. Such phases are characterized by substantial non-relativistic spin splitting (NSS) in…
Ferroelectrically Controlled Chirality Switching of Weyl Quasiparticles
Zeling Li, Yu liu, Le Du +6
Weyl quasiparticles, as gapless low-energy excitations with nontrivial chirality, have garnered extensive interest in recent years. However, archieving effective and reversible con…
Two-dimensional Topological Ferroelectric Metal with Giant Shift Current
Liu Yang, Lei Li, Zhi-Ming Yu +2
The pursuit for "ferroelectric metal" which combines seemingly incompatible spontaneous electric polarization and metallicity, has been assiduously ongoing but remains elusive. Unl…
Quasi-one-dimensional spin transport in altermagnetic nodal net metals
Tingli He, Lei Li, Chaoxi Cui +4
In three dimensions, quasi-one-dimensional (Q1D) transport has traditionally been associated with systems featuring a Q1D chain structure. Here, based on first-principle calculatio…