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NiTi合金生物医用材料表面镀类金刚石薄膜的性能研究 被引量:1

Characterization of Diamond-Like Carbon Films on NiTi Alloy Biomaterials Surface
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摘要 用脉冲电弧离子镀技术在NiTi合金生物材料表面沉积了类金刚石(DLC)薄膜.研究分析结果表明制备的DLC薄膜是四面体非晶碳薄膜;随着DLC薄膜厚度的增加,薄膜的表面粗糙度增加,薄膜中sp3的含量减少;随着sp3含量的增加,薄膜的纳米硬度升高;划痕实验表明临界载荷大于0.9 N.研究得出:与NiTi合金相比,DLC薄膜能够有效地降低摩擦系数和磨损.DLC薄膜的摩擦系数主要与薄膜的硬度及薄膜中sp3的含量有关,DLC薄膜的磨损主要是轻微的磨粒磨损及疲劳磨损.
出处 《真空科学与技术学报》 EI CAS CSCD 北大核心 2006年第z1期44-49,共6页 Chinese Journal of Vacuum Science and Technology
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同被引文献14

  • 1赵栋才,任妮.降低超硬类金刚石薄膜应力的方法[J].真空与低温,2006,12(1):1-8. 被引量:21
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