Table 2.
Results of the XPS spectra elaboration in C1s, O1, S2p3 region and total content of N and Si of the samples.
| Peak | Binding Energy (eV) | Sample | ||
|---|---|---|---|---|
| Norit_2_raw | Norit_2_6T | Norit_2_ox_6T | ||
| Content (at%) | ||||
| C1s (C-1) | 285.01 | 68.73 | 68.62 | 45.37 |
| C1s (C-2) | 286.54 | 8.77 | 9.65 | 15.81 |
| C1s (C-3) | 287.76 | 4.08 | 4.00 | 5.76 |
| C1s (C-4) | 289.10 | 2.47 | 2.42 | 3.59 |
| C1s (C-5) | 290.47 | 2.37 | 1.78 | 2.77 |
| C1s (C-6) | 291.78 | 1.44 | 1.09 | 1.23 |
| Total C | - | 87.86 | 87.56 | 74.53 |
| S2p3 (S-1) | 164.29 | - | 0.78 | 0.66 |
| S2p3 (S-2) | 169.65 | - | 0.62 | 0.79 |
| Total S | - | 0.00 | 1.40 | 1.45 |
| O1s (O-1) | 531.21 | 3.95 | 2.78 | 5.80 |
| O1s (O-2) | 533.29 | 5.23 | 6.58 | 14.13 |
| O1s (O-3) | 535.22 | 0.34 | 0.65 | 1.06 |
| Total O | - | 9.52 | 10.01 | 20.99 |
| Total N | - | 0.46 | 0.44 | 0.64 |
| Total Si | - | 2.16 | 0.58 | 2.40 |