Magnetism-induced ballistic conductance changes in palladium nanocontacts P. Gava, A. Dal Corso, A. Smogunov and E. Tosatti Eur. Phys. J. B, 75 1 (2010) 57-64 Published online: 02 February 2010 DOI: 10.1140/epjb/e2010-00046-1