本文采用非平衡磁控溅射沉积技术,分别以石墨和甲烷气体为碳源,制备TiC/a-C多层膜.利用X-射线衍射仪、透射电子显微镜、俄歇电子能谱仪和拉曼光谱仪等实验手段对所沉积的TiC/a-C多层膜的组织形态、结构及成份进行了分析.结果表明:所制备的两种TiC/a-C薄膜中,TiC的晶粒呈柱状生长;用溅射石墨靶方法获得的TiC/a-C薄膜,无明显的层状结构,a-C相为石墨化和非石墨化的碳原子构成,碳原子的有序化程度较大;而采用甲烷气体为碳源沉积的TiC/a-C薄膜,呈规则的分层结构,碳原子的有序化程度低.采用过渡层及添加适当的金属元素能改善膜/基的结合强度.
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