Fabrication of Coatings on the Surface of Magnesium Alloy by Plasma Electrolytic Oxidation Using ZrO₂ and SiO₂ Nanoparticles

Figure 8

Polarization curves of the samples of magnesium alloy MA8 without coating (1) and with PEO coatings obtained in the silicate-fluoride electrolyte without addition of nanoparticles (2) and with using ZrO₂ (3) and SiO₂ (4) nanopowders.