Research Article

Enhanced Photovoltaic Properties of Dye-Sensitized Solar Cells through Ammonium Hydroxide-Modified (Nitrogen-Doped) Titania Photoanodes

Figure 1

XRD patterns of pure TiO2, 10N-TiO2, 20N-TiO2, 30N-TiO2, and 40N-TiO2 nanoparticles.