为了研究高能氪离子轰击对纯锆水溶液中耐蚀性能的影响,纯锆样品用LC-4型离子注入机在40℃温度下进行高能氪离子轰击,注入剂量从1×1015ions/cm2到3×1016ions/cm2,注入能量为300keV.用X-射线光电子谱(XPS)分析注入表层元素价态,俄歇电子谱(AES)测试氧化膜的深度分布,用透射电镜(TEM)观察轰击样品的形貌和结构转变,轰击样品在1N硫酸溶液中的耐蚀性能用动电位极化测量曲线表征.结果表明:高能氪离子轰击样品后其耐蚀性能大大降低,轰击剂量越大,耐蚀性越差.最后讨论了辐照腐蚀的机理.
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