Table 4 Quantitative results of the deconvoluted XPS N1s spectra values given in % of total intensity
From: TEPA impregnation of electrospun carbon nanofibers for enhanced low-level CO2 adsorption
Sample | 398.1 eV Pyridine | 400.3 eV Pyridone, Pyrrole | 401.5 eV Quaternary-N | 402.8 eV Oxidized-N | 404 eV Shake-up satellites | 405 eV NO2 |
|---|---|---|---|---|---|---|
60-ANF | 44.98 | 29.07 | 9.84 | 6.54 | 4.03 | 5.54 |
60-ANF-TEPA | 55.48 | 29.30 | 13.92 | 1.30 | – | – |
60-ANF-HNO3 | 40.38 | 48.34 | - | – | 3.46 | 7.82 |
60-ANF-HNO3-TEPA | 66.88 | 24.25 | 2.02 | – | 1.86 | 4.99 |