2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/21332Fluctuations of electric current in a spin valve consisting of a diffusive conductor connected to ferromagnetic leads and operated in the giant magnetoresistance regime are studied. It is shown that a new source of fluctuations due to spin-flip scattering enhances strongly shot noise up to a point where the Fano factor approaches the full Poissonian value.5 pages, 3 figuresMesoscale and Nanoscale Physicstext