Table 1. Summary of results fitted from potentiodynamic polarization curves and Nyquist plots after immersion periods for 30 days.
Time (days) | Ecorr (V) | Icorr (μA/cm2) | Re (Ωcm2) | Q1 ×105 (Ω−1 cm−2sn) | n1 | R1 (Ωm2) | Q2 ×105 (Ω−1 cm−2sn) | n2 | R2 (Ωcm2) | Chi-square |
---|---|---|---|---|---|---|---|---|---|---|
0 | −1.42 | 7.899 | 120.6 | 0.059 | 0.8733 | 831.8 | 324.8 | 0.678 | 289.6 | 0.00414 |
5 | −1.44 | 0.3325 | 104.8 | 0.088 | 0.7155 | 31030 | 2.161 | 0.65 | 35400 | 0.00804 |
15 | −1.36 | 4.361 | 112.4 | 0.621 | 0.5811 | 7360 | 9.859 | 0.815 | 11252 | 0.00292 |
30 | −1.14 | 11.82 | 139.6 | 0.002 | 0.6512 | 1517.5 | 1.653 | 0.509 | 2293 | 0.00796 |