Formation of CoAl₂O₄ Nanoparticles via Low-Temperature Solid-State Reaction of Fine Gibbsite and Cobalt Precursor

Figure 2

The XRD patterns of the CoAl₂O₄ nanoparticles synthesized via the solid-state reaction between cobalt chloride and FG-13 (a) and FG-0.6 (b), after calcination at various temperatures: 450°C (a), 550°C (b), 650°C (c); o = CoAl₂O₄.

(a)

(b)

(c)