Research Article

Synthesis, Characterization, and Photocatalytic Activity of Cu-Doped MgO Nanoparticles on Degradation of Methyl Orange (MO)

Figure 7

Effect of initial dye concentration on the photocatalytic degradation of MO under solar light using (a) undoped MgO and (b) Cu-doped MgO NPs.
(a)
(b)