RbV₃Sb₅ Single Crystal

Laser-induced ferrimagnetism

Stabilizes a non-equilibrium ferrimagnetic phase in the Kagome metal via coherent phonon excitation, offering a new route for optically controlled spintronic functions.

Guan, Mengxue · Duan, Jingyi · Cui, Chaoxi · Binhua, Zhang · Jiang, Wei · Zhang, Zeying · Nie, Zhengwei · Shi, Xun · Wang, Zhiwei · Yao, Yugui

ACS Nano 2026

Advantages

enhancement of a single-Q_M phonon mode

anisotropic lattice distortion lifts geometric frustration

stabilizes a non-equilibrium ferrimagnetic phase

accompanied by an intrinsic anomalous Hall effect