Porous Layer Characterization of Anodized and Black-Anodized Aluminium by Electrochemical Studies

Table 3

𝐼_corr values for various samples after 15 days of exposure.

	𝛽𝑎 (V/dec)	𝛽𝑐(V/dec)	𝐸corr (V)	𝐼corr (10^−10 A/cm^2)	𝑅Pol (10^7 Ω/cm^2)
SAA	0.0834	0.0904	−0.4388	6.07	9.40
BD	0.1467	0.1201	−0.6549	6.80	7.12
IC	0.0606	0.0626	−0.4696	3.72	10.3
EC	0.1257	0.0707	−0.8068	13.3	2.50
Bare; Al	0.0774	0.1142	−1.0659	61910	0.0007