The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma-nitriding at relative low temperature, and the composition, phase structure and property of coating were tested.

• 摘要采用低温离子渗氮后再熔盐阳极化的方法，在钽表面形成厚度达微米数量级的非晶态层，测试了非晶层的成分、相结构和性能。