Heterogeneous UV/Fenton-Like Degradation of Methyl Orange Using Iron Terephthalate MIL-53 Catalyst

Figure 5

(a) UV-Vis diffuse reflectance spectrum, (b) the plot of Kubelka–Munk function versus the energy of absorbed light, (c) nitrogen adsorption-desorption isotherms, and (d) pore size distribution of the MIL-53 sample (FeCl₃/TA molar ratio = 1 : 2 at the hydrothermal temperature 150°C).

(a)

(b)

(c)

(d)