王亚明,闫焉服,Osaka Akiyoshi,逯峙,王广欣,邓舜岚,宋艳春

• 1:河南科技大学材料科学与工程学院
• 2:河南科技大学高纯材料研究中心
• 3:岡山大学工学部生物工程系

摘要(Abstract)：

采用催化氧化的方法以特殊的陶瓷粉体在α-Ti表面制备具有生物活性的阵列状二氧化钛薄膜。借助X射线衍射(XRD)、扫描电镜(SEM)、能谱分析(EDS)等手段对材料的相组成和微观形貌进行表征,探究四硼酸钠对薄膜制备工艺的影响以及阵列二氧化钛的晶体生长机理。结果表明:经四硼酸钠催化氧化后,纯钛表层的二氧化钛呈阵列状生长;该二氧化钛为沿(110)晶面生长的金红石相,同(002)晶面α-Ti均为拓扑生长结构;根据晶格匹配原理,(110)晶面金红石在(002)晶面ɑ-Ti上选择性生长;经此方法制备的二氧化钛薄膜粗糙度和表面积均有所增大,钛合金的生物相容性得到改善。

关键词(KeyWords)： 催化氧化;阵列TiO2;拓扑生长;晶格匹配

Abstract:

Keywords:

基金项目(Foundation): 国家02重大专项支持(2017ZX02408003)

作者(Author): 王亚明,闫焉服,Osaka Akiyoshi,逯峙,王广欣,邓舜岚,宋艳春

DOI: 10.13289/j.issn.1009-6264.2017-0521

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