Skip to main content

Table 4 Electrochemical parameters fitted by using Tafel polarization data

From: Mechanism of corrosion protection in chloride solution by an apple-based green inhibitor: experimental and theoretical studies

Sample NameTafel slopes (b/mV)Ecorr (mV)icorr (μA/cm2)IE%a
βac
APE0104.1 ± 46.7384.4 ± 101.1− 833.3 ± 25.311.92 ± 3.29
APE183.6 ± 1.592.5 ± 45.4−712.2 ± 30.54.60 ± 2.2461.4
APE264.8 ± 12.088.6 ± 16.7− 757.6 ± 117.13.58 ± 0.2069.9
APE387.3 ± 28.7102.1 ± 5.5− 728.8 ± 31.92.03 ± 1.0183.0
  1. Note: standard errors are reported
  2. aIE% = (1 - icorr (inhibited) / icorr (uninhibited)) × 100