Iron Oxide Versus 'Fe IND.55''Pt IND.45'/'Fe IND.3''O IND.4': improved magnetic properties of core/shell nanoparticles for biomedical applications - Varanda, Laudemir Carlos; Imaizumi, M.; Santos, F. J.; Jafelici Junior, M. (I E E E Transactions on Magnetics, 2008)