International Scholarly Research Notices / 2012 / Article / Tab 2

Research Article

Effect of Plasma Surface Pretreatment on Ce3+-Doped GPTMS-ZrO2 Self-Healing Coatings on Aluminum Alloy

Table 2

Fitting parameters of the EIS data obtained for the coated substrates after 24 h exposure to 3.5% NaCl.

Sample after
24 h exposure
(Ω·cm2) ( cm−2) (Ω·cm2) ( cm−2) (Ω·cm2)χ 2

Al-GPZ37.32 0.98 3884 0.98 0.0045
Al-GPZ-Ce31.79 0.96 812.5 0.94 0.00003
Al-GPZ-plasma37.82 0.95 0.97 0.00066
Al-GPZ-Ce-plasma32.53 0.97 5163 0.98 0.0055

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