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Surface topography analysis data recovered from each of the three UHMWPE samples.
| UHMWPE Samples | Asperity density (Asp/m2) | Average Asperity height (nm) | Percentile of Radius of curvature in x and y direction |
||
|---|---|---|---|---|---|
| 25th (μm) | 50th (μm) | 75th (μm) | |||
| Untreated | 15.2 ± 0.3 E + 10 | 652 ± 25 | 1.55 ± 0.11 | 2.33 ± 0.05 | 3.66 ± 0.05 |
| He | 9.3 ± 1.1 E + 10 | 223 ± 47 | 0.64 ± 0.26 | 1.12 ± 0.13 | 2.37 ± 0.84 |
| He/O2 | 6.7 ± 0.9 E + 10 | 180 ± 53 | 1.13 ± 0.42 | 2.46 ± 0.54 | 3.49 ± 0.76 |
