Table 1.
Elemental composition and oxygen-functionality distributions of cOAC approximated from the XPS survey scans and high-resolution C 1s peak spectra.
| Sample | C:O | at% |
|||
|---|---|---|---|---|---|
| C=C/C–C | C–O–C/C–O | C=O | O–C=O | ||
|
| |||||
| 2 h-cOAC | 2.3 | 64.7 | 11.0 | 5.1 | 19.2 |
| 4 h-cOAC | 2.6 | 68.8 | 7.4 | 6.4 | 17.5 |
| 6 h-cOAC | 2.6 | 65.7 | 11.1 | 7.1 | 16.1 |