Green Synthesis of ZnO-GO Composites for the Photocatalytic Degradation of Methylene Blue

Figure 2

(a) XPS spectra, (b) C1s region for GO-ZnO nanocomposite, (c) O1s region, and (d) high-resolution spectra of Zn2p region.

(a)

(b)

(c)

(d)