Research Article

Correlation of Photocatalysis and Photoluminescence Effect in Relation to the Surface Properties of TiO2:Tb Thin Films

Figure 3

Optical properties of TiO2 and TiO2:Tb: (a) transmission characteristics and (b) Tauc plots for allowed indirect transitions. : thin film thickness.
526140.fig.003a
(a)
526140.fig.003b
(b)