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. 2023 Mar 17;8(12):10796–10805. doi: 10.1021/acsomega.2c06847

Table 2. Fitted XPS Peaks and Associated Areas from the C 1s and N 1s Region of Modified Graphitea.

binding energy (eV) 285.5 286.3 287.8 289.2 292.7 399.0 402.0
assignment C–C–N C–N C–N+ N–C=O CF3 neutral N cationic N
area (%) 48 30 11 6 5 48 52
a

Bold emphasis shows C species responsible for the peak.