Research Article

Selective Adsorption and Photocatalytic Degradation of Dyes Using Polyoxometalate Hybrid Supported on Magnetic Activated Carbon Nanoparticles under Sunlight, Visible, and UV Irradiation

Figure 9

UV-Vis absorption spectra of the mixed solution of MO (4 mg/L), RhB (4 mg/L), and MB (45 mg/L, total volume = 50 mL) during the photodegradation under sunlight in the presence of the MAC-HMT-STA-MB (0.44 g/L) in the pH = 2.5 and corresponding digital images of the mixed solution before and after irradiation.