Improving the Efficiency of Dye-Sensitized Solar Cells by Growing Longer ZnO Nanorods on TiO₂ Photoanodes

Figure 4

J-V curves of DSSCs with ZnO-TiO₂ photoanodes grown at different temperatures: (a) 70°C; (b) 80°C; (c) 90°C; and (d) 100°C.