TY - JOUR AU - González Herrera, Elvira María AU - Folgueras, A. D. AU - Escudero, R. AU - Ferrer, J.M. AU - Guinea, F. AU - Vicent López, José Luis PY - 2007 DO - 10.1088/1367-2630/9/2/034 SN - 1367-2630 UR - https://hdl.handle.net/20.500.14352/52072 T2 - New journal of physics AB - We have measured the tunnelling current in Nb/Nb_xO_y/Ni planar tunnel junctions at different temperatures. The junctions are in the intermediate transparency regime. We have extracted the current polarization of the metal/ferromagnet junction without... LA - eng PB - IOP Publishing KW - Superlattices KW - Reflection TI - Spin polarized current and Andreev transmission in planar superconducting/ferromagnetic Nb/Ni junctions TY - journal article VL - 9 ER -