ArticleACS materials Au2025
Self-Healing Engineered Multilayer Coatings for Corrosion Protection of Magnesium Alloy AZ31B.
Article in ACS materials Au, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
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Who cites it
2 citing papers in PubMed.
- Polydopamine-Cu(II) Ions Functional Coatings on Zinc Wire: Surface Characterization and Degradation Behavior.ACS materials Au · 2026Article
- Current Options and Future Perspectives for Conversion Coatings on Biodegradable Magnesium Alloys to Control the Biodegradation Rate and Biological Features.Biomimetics (Basel, Switzerland) · 2026Review
Corrections and comments
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Authors and funding
8 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Nonporous, crack-free hybrid glass coatings have provided excellent corrosion protection to the AZ31B magnesium alloy. However, if a crack develops in the coatings, then corrosion will proliferate at that point. The novelty of this study consists of engineering a bilayer protection system that combines the "barrier" properties of the hybrid glass coatings with the "inhibitor" or "self-healing" effect of an internal layer of mesoporous silica doped with cerium(III) ions. The mesoporous layer was obtained using a sol-gel solution with 1 mol % cerium(III) ions. The inner cerium-doped mesoporous coating has a thickness of 0.25 μm, and the electrochemical characterization through Open circuit potential (OCP) and Electrochemical Impedance Spectroscopy (EIS) indicates a corrosion inhibition process provided by cerium(III) ions triggered by the corrosion. The combination of the Ce-doped and hybrid glass coatings reaches a total thickness of 5.1 μm. The corrosion evaluation through OCP and EIS does not show any evidence of corrosion during the first 575 h of immersion. After this, there are several steps of a sudden drop in potential and subsequent recovery of the previous values, which could be associated with the activation of the corrosion inhibition mechanism provided by the Ce (III) ions. EIS show a maximum impedance module of 10
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Registered trials
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