Microscopic NMR evidence for successive antiferroelectric and antiferromagnetic order in the van der Waals magnet CuCrP${}_2$S${}_6$

C. S. Saramgi, L. F. Prager, S. Selter +5

We present a comprehensive ${}^{31}$P and ${}^{65}$Cu nuclear magnetic resonance (NMR) study of the layered van der Waals magnet CuCrP${}_2$S${}_6$. The compound exhibits a sequence of str…