Research Article

Electrochemical Study on Corrosion Inhibition of Copper in Hydrochloric Acid Medium and the Rotating Ring-Disc Voltammetry for Studying the Dissolution

Figure 4

Current and potential noise power spectral density (PSD) plot, (a) copper in 0.5-M HCl, (b) copper in 0.5-M HCl with 10 mM of ATA.
173462.fig.004a
(a)
173462.fig.004b
(b)