Table 4.
Characteristics of the O 1s photoelectron spectra: binding energies (Eb), Gaussian widths (W), and relative intensities (Irel) of photoelectron peaks belonging to different chemical groups.
| Sample | Ag-O | C=O | C(O*)O | C-OH | O-C-O | C(O)O* | |
|---|---|---|---|---|---|---|---|
| BCF | Eb, eV | 532.10 | 532.82 | 533.40 | 534.0 | ||
| W, eV | 1.4 | 1.1 | 1.1 | 1.4 | |||
| Irel. | 0.11 | 0.47 | 0.31 | 0.11 | |||
| Ag NPs/BCF | Eb, eV | 530.60 | 531.65 | 532.10 | 532.82 | 533.40 | 534.0 |
| W, eV | 1.5 | 1.5 | 1.4 | 1.15 | 1.15 | 1.4 | |
| Irel. | 0.02 | 0.04 | 0.09 | 0.45 | 0.30 | 0.09 | |
| SBCB | Eb, eV | 532.0 | 532.83 | 533.45 | 534.20 | ||
| W, eV | 2.4 | 2.0 | 2.0 | 2.4 | |||
| Irel. | 0.11 | 0.47 | 0.31 | 0.11 | |||
| Ag NPs/SBCB | Eb, eV | 530.65 | 531.59 | 532.19 | 532.89 | 533.49 | 534.24 |
| W, eV | 2.2 | 2.2 | 2.2 | 1.8 | 1.8 | 2.2 | |
| Irel. | 0.03 | 0.04 | 0.1 | 0.44 | 0.29 | 0.1 | |
| Ag NPs | Eb, eV | 530.7 | 532.4 | 531.8 | 532.5 | 533.8 | |
| W, eV | 1.42 | 1.42 | 1.42 | 1.55 | 1.55 | ||
| Irel. | 146 | 71 | 145 | 294 | 145 |