Visible Light Photocatalytic Activity of CeO₂-ZnO-TiO₂ Composites for the Degradation of Rhodamine B

Table 1

Percentage of phase composition, average crystalline size, and band gap energies of the composites.

Sample	Phase (%)		Average crystal size (nm)	Band gap energy (eV)
	Anatase	Rutile
CZT-A-1	56.8	43.2	33.7	3.13
CZT-A-2	46.0	54	43.6	3.01
CZT-B-1	82	18	59.9	3.13
CZT-B-2	17.5	82.5	50.4	2.91