Research Article

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

Figure 4

TEM images and particle size distribution histograms of cobalt ferrite nanoparticles at different calcination temperatures: (a) 673, (b) 723, (c) 823, and (d) 923 K.
907686.fig.004a
(a)
907686.fig.004b
(b)
907686.fig.004c
(c)
907686.fig.004d
(d)