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Applications de l'imagerie par la transformation de la réflectance (ITR) pour l'identification et la caractérisation des vernis anciens sur les alliages cuivreux

Rochat, Rebecca

Mémoire de bachelor : Haute Ecole Arc Conservation-Restauration, 2017.

Ancient varnishes on copper alloys are part of the patrimonial collections. They are applied to protect the metal against corrosion but also to enhance the yellow colour in order to imitate gold. We find this technology in the areas of decorative bronze objects, horology and scientific-technical objects. In order to preserve this surface treatment, the conservator-restorer faces difficulties in...