杜景永,张贵锋,何洋洋,李国卿,侯晓多

• 1:大连理工大学三束材料改性国家重点实验室材料科学与工程学院
• 2:大连理工大学三束材料改性国家重点实验室材料科学与工程学院
• 3:大连理工大学三束材料改性国家重点实验室材料科学与工程学院
• 4:大连理工大学三束材料改性国家重点实验室材料科学与工程学院

摘要(Abstract)：

采用直流脉冲电源,以甲醇有机溶液作为碳源,通过电化学沉积法在不锈钢表面制备了类金刚石碳(DLC)薄膜。用扫描电镜和拉曼光谱分析了薄膜的形貌和结构,用MTS纳米压痕仪测试DLC薄膜的硬度和Young s模量,在CERT微摩擦系统上测试了薄膜的摩擦学性能。结果表明:电化学沉积含氢类金刚石碳薄膜的硬度较高(约7GPa),薄膜均匀、致密,表面粗糙度小;拉曼光谱在1332.51 cm-1处出现金刚石的特征峰;在室温干摩擦条件下,薄膜同WC钢球对摩时的摩擦系数随载荷增加而略微减小,抗磨性能则随着载荷的增加而变差,对摩时发生转移并形成转移膜,耐磨寿命缩短。

关键词(KeyWords)： 电化学沉积;类金刚石碳(DLC)膜;力学性能;摩擦学性能

Abstract:

Keywords:

基金项目(Foundation): 教育部留学回国人员科研启动基金资助项目

作者(Author): 杜景永,张贵锋,何洋洋,李国卿,侯晓多

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