Table 4 (PDP) parameters for the corrosion of al with/without of CAE at 298 K.

From: Electrochemical and computational investigation of Cicer arietinum extract as renewable and environmentally green corrosion inhibitor for aluminium in acidic environment

[Inh]

ppm

−Ecorr

mV vs. SCE

icorr

mA cm− 2

βa

mVdec− 1

βc

mVdec− 1

kcorr × 103

mpy

θ

% IE

0

748

259

797

984

110

–

–

25

732

54

579

764

32.7

0.791

79.1

50

757

48

740

718

22.4

0.814

81.4

75

743

41

259

713

9.9

0.841

84.1

100

742

35

243

700

8.1

0.864

86.4

125

744

28

265

657

6.2

0.891

89.1

150

753

23

267

518

4.9

0.911

91.1

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