Characterization and Superhydrophobic Anticorrosive Coating of AA-7475/ZrO₂/Polymer Nanocomposites

Table 5

Equivalent circuit data.

Specimen	Rs (Ω)	Ret (Ω⋅cm^2)	Cdl (F⋅cm^2)	W
Bare AA-7475	2.974	51.79	7.05 × 10^−4	6.290 × 10^−2
PNC-5-coated AA-7475	7.187 × 10^4	2.598 × 10^5	3.932 × 10^−11	1.748 × 10^−5