EIS fitting parameters of AA2024 immersed in 3.5% NaCl solution with different additives.

	R s [Ω Cm2]	Q c		R c [Ω Cm2]	Q dl			R ct [Ω Cm2]	R L [Ω Cm2]	L [kH cm−2]
		Yo [μΩ−1 cm−2 sn ]	n		Yo [μΩ−1 cm−2 sn ]		n
B	1.2 ± 0.4	10 472.1 ± 107	0.931 ± 0.03	191 ± 14	786.3 ± 24	0.945 ± 0.01		326 ± 27	—	—
C	1.2 ± 0.3	1013.4 ± 94	0.906 ± 0.04	162 ± 33	758.8 ± 39	0.947 ± 0.03		407 ± 14	—	—
M	1.9 ± 0.2	—	—	—	890.3 ± 54	0.981 ± 0.04		510 ± 54	231 ± 34	16.06 ± 11
SY	1.5 ± 0.3	—	—	—	599.9 ± 12	0.721 ± 0.02		2092 ± 92	541 ± 31	462.7 ± 9
SY 3 days	0.8 ± 0.1	—	—	—	519.6 ± 32	0.888 ± 0.01		1863 ± 91	461 ± 22	143.9 ± 12
SY 7 days	1.1 ± 0.3	—	—	—	359.7 ± 43	0.910 ± 0.03		1573 ± 72	214 ± 42	139.7 ± 14
SY 15 days	1.4 ± 0.2	199.5 ± 12	0.365 ± 0.01	239 ± 34	531.1 ± 27	0.971 ± 0.01		828 ± 31	—	—