Core-shell MnFe2O4 /伪-Fe2O3 nanoparticles having core diameters from 5 nm to 28 nm are synthesized by chemical co-precipitation route and investigated structurally and magnetically. The existence of the cubic spinel phase of MnFe 2 O 4 ... R Mohan,MP Ghosh,R Skomski,... - 《European...