Solar Hydrogen Production Coupled with the Degradation of a Dye Pollutant Using TiO₂ Modified with Platinum and Nafion

Figure 4

Absorption spectral change of RhB in the suspension of (a) Pt/TiO₂ and (b) Pt/TiO₂/Nf as a function of irradiation time. Experimental conditions: [catalyst] = 0.5 g L⁻¹, [RhB] = 20 μM, [EDTA] = 4 mM, , and  nm. Samples were diluted by 3 times for the analysis.

(a)

(b)