Photocatalytic Degradation of Methyl Green Dye Mediated by Pure and Mn-Doped Zinc Oxide Nanoparticles under Solar Light Irradiation

Figure 4

FESEM topographical analysis (surface view) of (a, b) pure ZnO and (c, d) Mn-doped ZnO at 25kx and 100kx magnification scales, respectively.

(a)

(b)

(c)

(d)