Alloy

E_corr (V)

i_corr (mA∙cm⁻²)

Cu10

−0.432 ± 0.002

4.86 ± 0.6

Cu15

−0.422 ± 0.005

1.01 ± 0.3

Cu20

−0.417 ± 0.008

12.48 ± 0.4

Cu25

−0.146 ± 0.007

120 ± 0.7