5. Ageing damage: protection and restoration
If the pure gold coating is continuous and adheres well to the substrate, it should act as protection against corrosion or substrate degradation. In fact, this is rarely the case, since on the one hand, the gilding alloy is not always pure gold, and on the other, the adhesive and substrate may degrade despite this protection.
5.1 Degradation of the golden layer
Corrosion studies on homogeneous alloys (Au-Cu and Au-Ag) ...
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Ageing damage: protection and restoration
Conclusion
Bibliography
Websites
Gold Bulletin online magazine http://www.springer.com/materials/special+types/journal/13404 (consulted January 2015)
National Library, some works available online http://gallica.bnf.fr/
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