Electrochemical and Thermodynamic Investigation on Corrosion Inhibition of C38 Steel in 1M Hydrochloric Acid Using the Hydro-Alcoholic Extract of Used Coffee Grounds
Table 3
Slopes of the Bode plots at intermediate frequencies, the maximum phase angles (θmax) and the corresponding frequencies (freqmax) for C38 steel in 1 M HCl solution containing different concentrations of HECG at different temperatures.