Magnetoabsorption and magnetic hysteresis in Ni ferrite nanoparticlesP. Hernández-Gómez, J. M. Muñoz, M. A. Valente, C. Torres and C. de FranciscoEPJ Web of Conferences, 40 (2013) 17003DOI: https://doi.org/10.1051/epjconf/20134017003