Correlation between superfluid density and transition temperature in infinite-layer nickelate superconductor $N{d}_{1-x}S{r}_{x}Ni{O}_2$

Z. J. Li, R . Z. Zhang, M. H. Xu +10

A strong correlation between zero-temperature superfluid density (${\rho }_{s0}$) and transition temperature ($T_c$) is considered as a hallmark of unconventional superconductivity. Howe…