Table 2: Impedance parameters for the corrosion of CS in 0.5 M HCl without and with various concentrations of AO at 298 K.
Electrode | Inh. Conc. | Alpha | Y0 (S*sˆa) | Rp (ohms) | Ru (ohms) | η (%) |
CS | Blank | 7.87E−01 | 0.003734 | 46 | 4.61E+00 | 0 |
50 ppm | 8.47E+02 | 0.009148 | 140 | 1.56E+01 | 67 | |
50 ppm + 5 kGy | 7.98E+02 | 0.009525 | 161 | 5.02E+00 | 71 | |
50 ppm + 15 kGy | 6.86E+02 | 0.009857 | 148 | 3.51E+00 | 69 | |