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. 2019 May 22;14(5):e0216087. doi: 10.1371/journal.pone.0216087

Table 2. Surface roughness parameters of the Ti substrates.

Sample Sa (nm) Sq (nm) Sz (nm)
Ti 32±2 39.75±2 342.25±87
Ti-NT 196±18 255.9±28 2605.25±113
Ti-6Al-4V 36.25±2 46.5±3 419±72
Ti-6Al-4V-NT 40.25±6 50.5±8 633±83