Figure 4From: Surface properties and biocompatibility of nanostructured TiO2 film deposited by RF magnetron sputtering Magnitude of RMS roughness and static water contact angles for each sample. Sample 1, P = 3 Pa, 0 V; sample 2, P = 5 Pa, 0 V; sample 3, P = 3 Pa, −50 V.Back to article page