Table 1 WCA reduction rate of the samples annealed at different temperatures
From: Effect of annealing temperature on wettability of TiO2 nanotube array films
Annealing temperature (°C) | |||||
---|---|---|---|---|---|
Unannealed | 200 | 400 | 600 | 800 | |
Before UV irradiation WCA (o) | 130 | 133 | 135 | 141 | 77 |
After UV irradiation WCA (o) | 23 | 103 | 13 | 43 | 61 |
Contact angle reduction rate (%) | 82.0 | 22.4 | 90.4 | 69.3 | 20.4 |