Study on eutectoid phase corrosion behavior and rust layer protection mechanism of bronze coins from the Western Han Dynasty (first century BC) in China

This article conducted a study on ancient bronze coins unearthed in Huxian, Shaanxi, China. It was found that the coins corroded along the eutectoid phase, and there was an obvious corrosion layering phenomenon. From the outside to the inside, they were the outer rust layer, the transition layer and...

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