Table 3.
Corrosion parameters obtained from potentiodynamic polarization curves of Ti3Au thin films deposited on Ti substrates with varying Ag/ Cu dopant concentration, in SBF solution at 37°C
| Sample ID | Ecorr (VSCE) | Icorr (µA/cm2) | βa (V/decade) | βc (V/decade) | Rp (kΩcm2) | Pe (%) |
|---|---|---|---|---|---|---|
| Std Ti3Au | -0.218 | 1.698 | 1.005 | 0.259 | 52.73 | - |
| SCu1 | -0.194 | 0.694 | 0.755 | 0.270 | 124.59 | 59.13 |
| SCu2 | -0.315 | 0.107 | 0.260 | 0.199 | 458.04 | 93.70 |
| SCu3 | -0.425 | 0.175 | 0.564 | 0.219 | 391.92 | 89.69 |
| SAg1 | -0.215 | 0.355 | 0.830 | 0.166 | 169.42 | 79.09 |
| SAg2 | -0.166 | 0.321 | 0.364 | 0.164 | 153.14 | 81.10 |
| SAg3 | -0.124 | 0.739 | 0.275 | 0.159 | 59.27 | 56.48 |