International Journal of Electrochemistry / 2013 / Article / Tab 4

Research Article

Influence of Bath Composition at Acidic pH on Electrodeposition of Nickel-Layered Silicate Nanocomposites for Corrosion Protection

Table 4

, and polarization resistance (Rp) of the Ni-MMT (0.5%) nanocomposite film electrodeposited at various pHs (1.6, 2.5, 3.0) of the plating bath.

Ni-MMT coating deposited at (V)
± SD ( )
(A·cm−2)
± SD ( )
Rp (Ω·cm2)
± SD ( )

pH 1.6−0.32 ± 0.029.02 ± 3 × 10−71.47 ± 0.5 × 105
pH 2.5−0.34 ± 0.029.48 ± 3 × 10−71.84 ± 0.4 × 105
pH 3.0−0.39 ± 0.027.34 ± 2 × 10−71.16 ± 0.2 × 105

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