Raman Fingerprints of Phase Transitions and Ferroic Couplings in Van der Waals Material CuCrP${}_2$S${}_6$

Jing Tang, Benjamin J Lawrie, Mouyang Cheng +9

CuCrP${}_2$S${}_6$ (CCPS), a type-II multiferroic material, exhibits unique phase transitions involving ferroelectric, antiferroelectric, and antiferromagnetic ordering. In this study,…