Sol-Gel Synthesized Magnetic MnFe₂O₄ Spinel Ferrite Nanoparticles as Novel Catalyst for Oxidative Degradation of Methyl Orange

Figure 3

Core level XPS spectra of the MNF-500 nanoparticles: (a) O1s, (b) Mn2p, and (c) Fe2p.

(a)

(b)

(c)