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Numerical values obtained by the topographical analysis; these data are represented in graphical form in Figure 4.
| Material | Sq (nm) | Sa (nm) | Sk | Ku |
|---|---|---|---|---|
| PMMA | 49 ± 21 | 36 ± 15 | −1.1 ± 0.4 | 5.1 ± 1.3 |
| Silicone | 22 ± 4 | 17 ± 2 | 0.1 ± 0.5 | 1.3 ± 2.0 |
| PE | 411 ± 118 | 327 ± 95 | −0.2 ± 1.0 | 0.4 ± 0.7 |
| Alumina | 287 ± 131 | 224 ± 104 | −0.2 ± 0.4 | 0.5 ± 0.5 |
| GCA | 494 ± 304 | 466 ± 370 | 0.1 ± 0.4 | 1.2 ± 1.4 |
| GCB | 699 ± 270 | 556 ± 210 | −0.3 ± 0.3 | 0.5 ± 1.0 |
