Corrosion Behavior of Passivated 316LSS with Ag Coating as PEMFC Bipolar Plate

Table 1

Values of the elements in equivalent circuits. (a) Simulated cathodic environment; (b) simulated anodic environment.

(a) simulated cathodic environment
	𝑅sol/Ω cm^2	𝐶𝑑/F cm^−2	𝑅𝑡/Ω cm^2
The original BP	3.78	6.82×10^−4	2.75×10^3
The passive BP	4.39	2.73×10^−7	1.64×10^6
(b) simulated anodic environment
	𝑅sol/Ω cm^2	𝐶𝑑/F cm^−2	𝑅𝑡/Ω cm^2
The original BP	2.37	5.32×10^−5	1.17×10^3
The passive BP	3.80	2.72×10^−7	4.46×10^5