One-Step Anodization/Sol-Gel Deposition of -Doped Silica-Zirconia Self-Healing Coating on Aluminum
Figure 7
(a) Nyquist plots for the coated and bare Al for 1 h and 24 h exposure to 3.5% NaCl, (b) equivalent circuit used for fitting the EIS data of coated substrate, and (c) Bode plot for bare aluminum and ED coating on aluminum after 24 h exposure to 3.5% NaCl.
