Fabrication of ZnS-Bi-TiO₂ Composites and Investigation of Their Sunlight Photocatalytic Performance

Table 1

Crystallite size (nm) of TiO₂, Bi-TiO₂, and ZnS-Bi-TiO₂-𝑥.

Annealing temperature	Samples
	TiO2	Bi-TiO2	ZnS-Bi-TiO2-0.0025	ZnS-Bi-TiO2-0.005	ZnS-Bi-TiO2-0.01
400°C	10.7	9.3	10.4	10.3	10.0