Separation of the defect-free Fe3O4-Au core/shell fraction from magnetite-gold composite nanoparticles by an acid wash treatment Hojatollah Montazeri, Amir Amani, Hamid Reza Shahverdi, Emad al din Haratifar, Ahmad Reza Shahverdi*, 10.1186/2193-8865-3-25 XML Requires Subscription HTML Requires Subscription PDF views: 66 downloads: 143