Facile Synthesis of Indium Sulfide/Flexible Electrospun Carbon Nanofiber for Enhanced Photocatalytic Efficiency and Its Application

Figure 4

XPS spectra of the In₂S₃/CNF-2: survey spectrum (a), In 3d (b), S 2p (c), and C 1s (d).

(a)

(b)

(c)

(d)