Chemical composition induced quantum phase transition in Cs${}_{1-x}$Rb${}_x$FeCl${}_3$

S. Hayashida, L. Stoppel, Z. Yan +3

The isostructural series of $S=1$ quantum magnets Cs${}_{1-x}$Rb${}_x$FeCl${}_3$ is investigated, using both thermodynamic measurements and inelastic neutron scattering experiments.…