Alumina Template Assistance in Titania Nanotubes Dye-Sensitized Solar Cell (TiO₂ NT-DSSC) Device Fabrication

Figure 8

SEM top view images of 280 nm Al₂O₃ template inside with TiO₂ NT deposited by 0.02 M TiF₄ solution (pH=3) at 25°C for (a) 15 min, (b) 30 min, (c) 60 min, and (a) 120 min.

(a)

(b)

(c)

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