Figure 3From: Fabrication of bifunctional core-shell Fe3O4 particles coated with ultrathin phosphor layerFETEM and EDX images of Fe 3 O 4 @Y 2 O 3 :Tb3+particles. (a) Low and (b) high magnifications of FETEM images and (c) EDX analysis and Fe3O4@Y2O3:Tb3+ size distribution (inset).Back to article page