Table 3.
X-ray photoelectron spectroscopy (XPS) atomic concentration (%) of surfaces.
| Specimen | C (%) | O (%) | F (%) |
|---|---|---|---|
| PS | 100 | - | - |
| PSO2 | 84.71 | 15.29 | - |
| PSf | 70.87 | - | 29.13 |
| PP | 100 | - | - |
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