Wetting and Photocatalytic Properties of TiO₂ Nanotube Arrays Prepared via Anodic Oxidation of E-Beam Evaporated Ti Thin Films

Figure 5

(a) Variations of methylene blue concentration with UV irradiation time for the samples. (b) Photocatalytic efficiency and water contact angle of TNA film as a function of anodizing voltage.

(a)

(b)