Graphene Quantum Dots-Modified Ternary ZnCdS Semiconductor for Enhancing Photoelectric Properties

Figure 6

XPS spectra of ZnCdS/G-0.06: (a) Zn 2p XPS spectra; (b) Cd 3d XPS spectra; (c) S 2p XPS spectra; (d) C 1s XPS spectrum.

(a)

(b)

(c)

(d)