RT Journal Article T1 Suppression of electronic friction on Nb films in the superconducting state A1 Kisiel M., A1 Gnecco E., A1 Gysin U., A1 Marot L., A1 Rast S., A1 Meyer E., YR 2011 FD 2011 LK http://hdl.handle.net/20.500.12614/982 UL http://hdl.handle.net/20.500.12614/982 LA en DS Repositorio institucional de IMDEA Nanociencia RD 16 may. 2026