Table 2 The XPS-derived elemental compositions and atomic ratios of 60-ANF-based samples
From: TEPA impregnation of electrospun carbon nanofibers for enhanced low-level CO2 adsorption
Element (%) | Elementary composition (%) | Atomic ratio (%) | |||
|---|---|---|---|---|---|
C1s | O1s | N1s | O1s/C1s | N1s/C1s | |
60-ANF | 89.02 | 5.16 | 5.82 | 5.80 | 6.54 |
60-ANF-TEPA | 84.20 | 5.01 | 10.79 | 5.95 | 12.81 |
60-ANF-HNO3 | 81.50 | 12.02 | 6.48 | 14.75 | 7.95 |
60-ANF-HNO3-TEPA | 77.41 | 9.28 | 13.31 | 11.99 | 17.19 |