Table 5 Raman shifts and their attributes for the corrosion products formed on the surface of the control and GA-inhibited rebars embedded in mortar.

From: Kinetics and mechanism of gallic acid as an ecofriendly corrosion inhibitor for steel rebars in mortar

Sample ID

Raman Shifts (cm-1) and their attribution

Maghemite

Lepidocrocite

Hematite

Akaganeite

Unknown

Control

X

258

x

387

1291

0.125% GA

1315

X

411,296,229

X

x