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Table 1 Water contact angles before and after ultraviolet irradiation for 30 minutes

From: Superhydrophilic self-cleaning surfaces based on TiO2 and TiO2/SiO2 composite films for photovoltaic module cover glass

Sample TiO 2 400°C TiO 2 500°C TiO 2 600°C Si 86 Ti 14 400°C Si 40 Ti 60 400°C
Before UV ( 0 ) (30,0 ± 0,2) (27,0 ± 0,2) (26,0 ± 0,2) (6,0 ± 0,1) (6,0 ± 0,1)
After UV ( 0 ) (6,0 ± 0,2) (4,0 ± 0,2) (4,0 ± 0,2) (1,0 ± 0,1) (0,1 ± 0,1)
Sample Si 86 Ti 14 500°C Si 40 Ti 60 500°C Si 86 Ti 14 600°C Si 40 Ti 60 600°C Uncoated glass
Before UV ( 0 ) (1,0 ± 0,1) (1,0 ± 0,1) (1,0 ± 0,1) (1,0 ± 0,1) (32,0 ± 0,2)
After UV ( 0 ) (0,1 ± 0,1) (0,1 ± 0,1) (0,1 ± 0,1) (0,1 ± 0,1) (30,0 ± 0,2)