利用低氧分压控制系统,研究了两种In含量的Ag-In合金在550℃和不同氧分压条件下的氧化行为.结果表明:在可以发生内氧化的实验条件下,合金外表面上都有In2O3生成,不同氧分压下所生成的In2O3表现出明显的形状差异.0.21×105 Pa氧分压下合金试样氧化后表面有颗粒状In2O3和纯银块生成,而在低氧分压下试样表面只有丝状的In2O3生成.随着合金中In含量的提高或系统内氧分压的降低,均可起到促进In2O3在试样表面生成的作用.
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