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Corrosion properties of Cu/TiO2 with different TiO2 content in 3.5% NaCl solution.
| Nano TiO2 content (wt.%) | Electrochemical parameters | Impedance measurements | ||
|---|---|---|---|---|
| Corrosion current density. (mA/cm2) | Corrosion potential Ecorr.(− mV) | Ru (ohm) | Rp (ohm) | |
| 0 | 0.01 | 217 | 35.33 | 13.99 |
| 4 | 0.026 | 215 | 33.57 | 9.48 |
| 8 | 0.048 | 165 | 16.7 | 6.53 |
| 12 | 0.063 | 218 | 13.8 | 5.2 |
