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Contact angle (in degrees) and surface energy components of unmodified and nanotubular titanium (20 V voltage) surfaces (in mJ/m2)
| Substrate | Contact angle | Surface energy components | ||||||
|---|---|---|---|---|---|---|---|---|
|
|
|
|||||||
| Water | Formamide | Diiodomethane | λsLW | λs+ | λs− | λsAB | λs | |
| Unmodified titanium | 60.6 | 52.2 | 19.3 | 46.6 | 0.3 | 24.8 | −5.4 | 41.2 |
| Nanotubular titanium | 28.7 | 16.2 | 20.7 | 47.8 | 0.4 | 2.8 | 7.8 | 55.6 |
