Enhancement of the upper critical field in the cubic Laves-phase superconductor HfV${}_2$ by Nb doping

Jifeng Wu, Bin Liu, Yanwei Cui +7

We report the effect of Nb doping on the upper critical field of the cubic Laves-phase superconductor HfV${}_2$ studied in a series of HfV${}_{2-x}$Nb${}_x$ samples with 0 $\le$ $x$…