Research Article

Improved Performance for Dye-Sensitized Solar Cells Using a Compact TiO2 Layer Grown by Sputtering

Figure 3

The absorption spectrum for MB aqueous solution (10 μM, pH = 7.0), after UV irradiation for 4 h: (a) samples 1–12 and (b) samples number 2 and number 8.
380120.fig.003a
(a)
380120.fig.003b
(b)