Photocatalytic Activity under Simulated Sunlight of Bi-Modified TiO₂ Thin Films Obtained by Sol Gel

Table 4

Mineralization degree through TOC and photodegradation percent of Malachite Green dye through UV-VIS at 180 min of irradiation time, using a solar simulator as irradiation source.

Bismuth content (at. %)	TOC(ppm)	Mineralization degree (TOC)	Degradation degree (UV-Vis)
Reference	9.2	0	0
Uncatalyzed	8.4	9.1	28.1
0	5.9	35.8	34.9
0.5	6.3	31.7	38.5
4.9	5.0	45.2	47.4
10.4	5.7	38.2	38.4
21.5	4.1	55.8	64.6
25.4	5.8	37.5	35.6