Research Article
Chemical Composition of Corrosion Products of Rebar Caused by Carbonation and Chloride
Table 2
XPS scanning data of Fe element in the simulate chloride salt solution.
| Ingredient | Energy level of Fe 2p | Binding energy of peak position | Half width | Peak area | Relative content |
| FeO | Fe 2p3/2 | 709.4 ev | 2.71 | 2037.3 | 32.3% | Fe 2p1/2 | 723 ev | 2.71 | 1024.3 | Fe 2p3/2 | 715.4 ev | 3.9 | 893.8 | Fe 2p1/2 | 729 ev | 3.9 | 449.2 |
| FeOOH | Fe 2p3/2 | 711.9 ev | 2.4 | 6215 | 67.7% | Fe 2p1/2 | 725.5 ev | 2.4 | 3125 | Fe 2p3/2 | 719.9 ev | 3.14 | 196.9 | Fe 2p1/2 | 733.5 ev | 3.14 | 99 |
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