Research Article

Influence of the Sol-Gel pH Process and Compact Film on the Efficiency of T i O 𝟐 -Based Dye-Sensitized Solar Cells

Figure 2

O-1s (a) and Ru-3d5/2 (b) peaks of N3-sensitized TiO2 films prepared by acid (—) or alkaline (- - -) routes.
638571.fig.002a
(a)
638571.fig.002b
(b)