Advanced tarnish-resistant silver alloys using Cu, Al, Zn, and Be: composition optimization and surface passivation

A novel class of tarnish-resistant silver alloys containing Cu, Al, Zn, and Be was developed. While Cu is a conventional alloying element in sterling silver (Ag-7.5 wt. %Cu), the addition of Al, Zn, and Be was aimed at forming stable surface oxides to inhibit Ag₂S formation that tarnishes silver all...

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Bibliographic Details
Published in:Applied Surface Science Advances
Main Authors: Harsha Kozhakkattil, Mukaddar Sk, Ranjit Thapa, G.S. VinodKumar
Format: Article
Language:English
Published: Elsevier 2025-08-01
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Online Access:http://www.sciencedirect.com/science/article/pii/S2666523925001072