Fig. 30

Bode plot for impedance modulus for ZrO₂-pretreated (3dip-250) and topcoated AA6060 subjected to thermal cycles in 0.05 % NaCl solution (Reprinted from Electrochim Acta, 52, Andreatta F, Aldighieri P, Paussa L, Di Maggio R, Rossi S, Fedrizzi L, Electrochemical behaviour of ZrO2 sol-gel pre-treatments on AA6060 aluminium alloy, 7545–7555, Copyright (2007), with permission from Elsevier)