Magnetization plateaux cascade in the frustrated quantum antiferromagnet Cs${}_2$CoBr${}_4$

K. Yu. Povarov, L. Facheris, S. Velja +4

We have found an unusual competition of two frustration mechanisms in the 2D quantum antiferromagnet Cs${}_2$CoBr${}_4$. The key actors are the alternation of single-ion planar anisotr…