Simple Synthesis and Characterization of Cobalt Ferrite Nanoparticles by a Thermal Treatment Method

Figure 3

FTIR spectra of (a) precursor and cobalt ferrite nanoparticles calcined at (b) 673, (c) 723, (d) 823 and (e) 923 K in the range of 280–4000 cm^-1.

(a)

(b)

(c)

(d)

(e)