Plant-Mediated Synthesis of Ni-Doped CuO and Fe₂O₃ Nanocomposite for Photodegradation of Methylene Blue Dye

Figure 10

(a) The variation of MB concentration under visible irradiation at different periods, (b) the consistent reaction kinetics of photodegradation of MB, (c) the reaction rate constant of CuO, p-CuO, 2NCO, Fe₂O₃, and 2NCO/40FO catalysts.

(a)

(b)

(c)