Direct Fabrication of Cobalt Oxide Nanoparticles Employing Sucrose as a Combustion Fuel

Figure 9

TEM micrographs of as-prepared nanocrystalline Co₃O₄ at different sucrose to cobalt molar ratios, (a) 0.5, (b) 1, (c) and 5, being calcined at 400°C.

(a)

(b)

(c)