Figure 4:

(A) UV-Vis absorption spectra of the plain TiO2, diluted TiO2-Ru(bpy)32+ and concentrated TiO2-Ru(bpy)32+ NPs. (B) A plot of (αhν)2 vs. for the plain TiO2, diluted TiO2-Ru(bpy)32+ and concentrated TiO2-Ru(bpy)32+ NPs.

© De Gruyter