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材料研究学报  2001, Vol. 15 Issue (5): 589-592    
  论文 本期目录 | 过刊浏览 |
Ti-Ta-O复合薄膜的制备及抗腐蚀性
陈吉华1; 杨大智1; 刘敬肖1;2; 王伟强1
1. 大连理工大学三束材料表面改性国家重点联合实验室; 2. 大连轻工业学院
引用本文:

陈吉华; 杨大智; 刘敬肖; 王伟强 . Ti-Ta-O复合薄膜的制备及抗腐蚀性[J]. 材料研究学报, 2001, 15(5): 589-592.

全文: PDF(893 KB)  
摘要: 采用离子束增强沉积法在NiTi基体上合成了具有不同组分比的Ti-Ta-O薄膜.研究了组分比对薄膜的相结构、力学性能和抗模拟体液腐蚀性的影响.SEM, AFM和XRD分析表明, 所有薄膜均由纳米粒子堆积而成, 膜层连续光滑,纯Ti-O膜为金红石结构, 而Ti-Ta-O膜为非晶态. 划痕实验、显微硬度分析和电化学测试研究表明, 加入Ta后, 膜与基体间的结合强度、韧性和抗腐蚀性增强, 显微硬度下降.Ta含量为36%(原子分数)的膜使NiTi的抗蚀性显著提高.
关键词 离子束增强沉积Ti-Ta-O薄膜模拟体液     
Key words
收稿日期: 1900-01-01     
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