Effects of Substrate Temperature on the Corrosion Behaviour of Nanochromium Coatings Deposited by Direct Current Magnetron Sputtering

Table 1

Fitting results of impedance spectra for the corrosion of 316L stainless steel in 0.5 M H₂SO₄ + 2 ppm solution.

Time (h)	(Ω·cm^2)	(Ω^−1·cm^−2 S^−n)		(Ω·cm^2)	(Ω·cm^2 S^−n)		(Ω·cm^2)
1	2.041		0.850	0.033		0.992
3	1.835		0.838	0.039		0.865
24	1.982		0.978	5.070		0.748
100	1.683		0.912	6.084		0.733