Figure 4

(a) Zeta potential and (b) DLS size of BiFe2O4@Ag nanoparticles. The surface charge and size of the particles in an aqueous environment were − 27.7 mV and 295.7 nm, respectively.
(a) Zeta potential and (b) DLS size of BiFe2O4@Ag nanoparticles. The surface charge and size of the particles in an aqueous environment were − 27.7 mV and 295.7 nm, respectively.