Phase diagram of multiferroic KCu${}_3$As${}_2$O${}_7$(OD)${}_3$

Gøran J. Nilsen, Virginie Simonet, Claire V. Colin +6

The layered compound KCu${}_3$As${}_2$O${}_7$(OD)${}_3$, comprising distorted kagome planes of $S=1/2$ Cu${}^{2+}$ ions, is a recent addition to the family of type-II multiferroics. Previous…