Two-band superconductivity featuring different anisotropies in the ternary iron silicide Lu${}_2$Fe${}_3$Si${}_5$

Y. Nakajima, H. Hidaka, T. Nakagawa +4

We report detailed studies of the upper critical field and low-temperature specific heat in the two-gap superconductor Lu${}_2$Fe${}_3$Si${}_5$. The anisotropy of the upper critica…