New insight on the phase diagram of the superconducting iron spin ladder BaFe${}_2$S${}_3$

Y. Oubaid, V. Balédent, O. Fabelo +9

BaFe${}_2$S${}_3$ and BaFe${}_2$Se${}_3$ are the only two quasi-one-dimensional iron-based compounds that become superconductors under pressure. Interestingly, these two compounds exhibit…