Spin-Trimer Antiferromagnetism in La${}_4$Cu${}_3$MoO${}_{12}$

Y. Qiu, C. Broholm, S. Ishiwata +4

La${}_4$Cu${}_3$MoO${}_{12}$ is a cluster antiferromagnet where copper spin-1/2 form a network of st rongly coupled spin-trimers. The magnetic properties of this material have bee n exam…