Research Article

Effect of Calcination Temperature on Structural Properties and Photocatalytic Activity of Ceria Nanoparticles Synthesized Employing Chitosan as Template

Table 4

The band gap energy and crystal size of CeO2 samples calcined at different temperatures.

Temperature (°C) (eV)Absorption edge (nm)Crystallite size (nm)

3503.02411.44
6503.31373.317
9603.41364.361
Commercial3.19*389.4

 *Reported [29].