Synthesis of Silica-Coated Fe₃O₄ Nanoparticles by Microemulsion Method: Characterization and Evaluation of Antimicrobial Activity

Figure 7

FTIR spectra of Fe₃O₄ NPs using (a) Tween-80 surfactant, (b) SDS surfactant, and (c) silica-coated Fe3O4 NPs.