Research Article

Effect of Red Mud on the Corrosion of Reinforced Concrete Studied by Electrochemical Impedance Spectroscopy

Figure 8

Examples of correlation between the characteristic capacitance and frequency of each of the phenomena observed by EIS for (a) reference concrete samples and for samples with varying red mud contents: (b) 10 wt%; (c) 20 wt%; (d) 30 wt%.
365276.fig.008a
(a)
365276.fig.008b
(b)
365276.fig.008c
(c)
365276.fig.008d
(d)