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XPS characterizations of P and T NiTi, both before and after silanization (SP and ST). Numbers in brackets indicate 95% confidence interval.
| Sample | C | N | Ni | O | Si | Ti |
|---|---|---|---|---|---|---|
| P NiTi | 34.1 (2.6) | 3.6 (0.4) | 3.8 (0.7) | 43.3 (2.2) | 0.0 (0.0) | 15.2 (1.0) |
| T NiTi | 35.9 (0.9) | 1.1 (0.3) | 1.4 (0.3) | 43.2 (0.8) | 0.0 (0.0) | 18.4 (0.4) |
| SP NiTi | 52.6 (2.4) | 7.9 (1.1) | 0.0 (0.0) | 24.6 (1.4) | 13.7 (1.7) | 1.3 (0.6) |
| ST NiTi | 51.7 (1.2) | 7.7 (0.9) | 0.0 (0.0) | 26.2 (1.3) | 12.8 (1.1) | 1.5 (0.5) |
