Research Article
Investigation on the Relationship between the Surface Chemistry and the Corrosion Resistance of Electrochemically Nitrided AISI 304 Stainless Steel
Table 4
XPS fitting results for the Fe2p3/2 core level.
| | Sample | Fe0 | FeO | Fe2O3 | FeOOH | | B.E (eV) | at.% | B.E (eV) | at.% | B.E (eV) | at.% | B.E (eV) | at.% |
| | Untreated | 706.0 | 28.6 | 706.9 | 14.4 | 708.9 | 36.0 | 711.9 | 21.0 | | N | 707.0 | 33.9 | 708.0 | 18.2 | 709.8 | 30.3 | 712.7 | 17.6 | | NK | 706.8 | 36.8 | 707.7 | 17.6 | 709.5 | 29.4 | 712.8 | 16.2 |
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