Table 2: Assignments and peak parameters of the different C1s components.

Component AssignmentBinding energy (eV)Concentration (%) of each sample
PC100FC 200FC 300FC400FC

C(1)C–C (sp2) 284.5 70.24 36.4834.7935.3652.91
C(2)C–C (sp3) 285.4 18.13 18.8219.2920.2318.95
C(3)C–O 286.4 7.49 12.4813.7313.3010.12
C(4)C=O 287.4 4.14 12.3111.8210.016.48
C(5)Semicovalent C–F 288.8 0 15.5615.7916.079.20
C(6)C–F 290.5 0 4.354.915.032.34