Effect of Electrical Injection of Corrosion Inhibitor on the Corrosion of Steel Rebar in Chloride-Contaminated Repair Mortar

Figure 10

FESEM images of cement mortars: ((a) and (b)) before EICI treatment; ((c) and (d)) after 4 weeks of EICI treatment. Magnification for (a) to (d): at 5000x (on the left) and at 10000x (on the right), for each sample, to illustrate typical microstructure.

(a)

(b)

(c)

(d)