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

Figure 3

Potentiodynamic polarization data of GPZ- and GPZ-Ce-coated Al substrates for (a) 1 h and (b) 24 h exposure to 3.5% NaCl solution.

(a)

(b)