One-Pot Synthesis of W-TiO₂/SiO₂ Catalysts for the Photodegradation of p-Nitrophenol

Figure 2

DRS-UV-vis spectra and Kubelka-Munk function versus energy (hν) plots for the TiO₂, W-TiO₂, and W-TiO₂/SiO₂ catalysts.