Mini Volume Collapse as Evidence for a 3-Body Magnetic Polaron in $S{m}_{1-x}E{u}_{x}S$

Daniel Schaller, Patrick G. LaBarre, Tiglet Besara +3

Samarium sulfide (SmS) is a non-magnetic narrow-gap (0.06 eV) semiconductor which undergoes a transition to a metallic intermediate valence state at 6.5 kbar. Europium sulfide (EuS…