采用多弧离子镀方法在低温(166 K)、室温(300 K)以及不同氩气压力(0.2～0.8 Pa)条件下沉积钛薄膜,通过X射线衍射仪、原子力显微镜、显微硬度计和划痕试验机等对薄膜的物相结构和性能进行了研究.结果表明:不同工艺条件下沉积的钛薄膜均为密排六方纳米晶ω-Ti和α-Ti的两相复合相结构;在低温、低氩气压条件下沉积的钛薄膜具有较高含量的硬脆ω相,因而具有较高的显微硬度,同时还表现出良好的膜基结合性能,比较适宜用作固体润滑薄膜与钢基体间的过渡层,以改善其膜基结合性能和承载能力.
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