Table 1.
Amplitude and spatial parameters of the AFM investigated surfaces and the SRGs characteristics.
| Sample | SRGs Characteristics | Amplitude and Spatial Parameters |
||||
|---|---|---|---|---|---|---|
| HSRG (nm) |
Ra (nm) |
Periodicity (%) |
Period (μm) |
Sq (nm) |
Stdi | |
| Az0.25PSS-L | 52 ± 5 | 11.4 | 45.97 | 1.636 | 18.5 | 0.472 |
| Az0.50PSS-L | 90 ± 8 | 6.6 | 49.26 | 1.012 | 29.6 | 0.345 |
| Az0.75PSS-L | 125 ± 7 | 6.5 | 59.79 | 1.332 | 40.4 | 0.318 |
| Az1.00PSS-L | 158 ± 8 | 3.3 | 69.36 | 1.019 | 44.6 | 0.236 |
HSRG: average SRGs height; Ra: average roughness on top of SRGs; Sq: root mean square height of the surface; Stdi: texture direction index of the surface.