Research Article
Fabrication of Coatings on the Surface of Magnesium Alloy by Plasma Electrolytic Oxidation Using ZrO2 and SiO2 Nanoparticles
Table 2
The elemental concentration of coatings.
| | Type of sample surface | Element, wt.% | | Mg | O | Si | Zr | Na | Mn | Others |
| | PEO layer | 37.7 | 38.4 | 18.5 | — | 1.2 | 3.0 | 1.2 | | PEO layer with ZrO2 nanopowder | 36.7 | 36.5 | 19.1 | 1.7 | 1.9 | 3.5 | 0.6 | | PEO layer with SiO2 nanopowder | 28.2 | 37.2 | 27.9 | — | 2.5 | 2.9 | 1.3 |
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