Robustness of superconductivity to structural disorder in Sr${}_{0.3}$(NH${}_2$)${}_y$(NH${}_3$)${}_{1-y}$Fe${}_2$Se${}_2$

F. R. Foronda, S. Ghannadzadeh, S. J. Sedlmaier +7

The superconducting properties of a recently discovered high $T_{\mathrm{c}}$ superconductor, Sr/ammonia-intercalated FeSe, have been measured using pulsed magnetic fields down to $4.\,…