Table 2.
Quantitative XPS analysis of atomic composition for unmodified and polypeptoid-modified TiO2 substrates
| Atomic composition (%) | ||||
|---|---|---|---|---|
| Substrate | Ti | O | N | C |
| TiO2 | 21.5 | 63.4 | 0.3 | 14.8 |
| PMP1 | 2.5 | 23.6 | 12.7 | 61.2 |
| PMP2 | 9.4 | 37.2 | 8.5 | 44.9 |
| PMP3 | 4.5 | 32.4 | 7.2 | 55.9 |
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