Hierarchical N- and O-Doped Porous Carbon Composites for High-Performance Supercapacitors

Figure 4

(a) Raman spectra of KCP-800. (b) XPS survey spectra of KCP-800. (c-d) High-resolution XPS spectra of deconvoluted C1s and N1s peaks.

(a)

(b)

(c)

(d)