Stolyarov V.; Cren T.; Debontridder F.; Brun C.; Veshchunov I.; Skryabina O.; Rusanov A.; Roditchev D.
(2014)
We apply ultrahigh vacuum Scanning Tunneling Spectroscopy (STS) at ultra-low temperature to study proximity phenomena in metallic Cu in contact with superconducting Nb. In order to solve the problem of Cu-surface contamination, ...