董应虎,甘海潮,张瑞卿,任学堂,张进

• 1:南昌航空大学材料科学与工程学院

摘要(Abstract)：

采用金刚石与W粉混合制备预制坯,然后通过无压浸渗制备金刚石/铜复合材料。采用SEM、XRD、激光热导仪等手段,分析了不同的掺杂量对金刚石/铜复合材料的组织、界面结构及热导率的影响。结果表明,随着W的加入,金刚石与铜的界面结合良好,复合材料的组织更加致密,W元素在界面处富集生成WC、W2C等碳化物。随着掺杂量的增加,复合材料的热导率先升高后下降,最高达到450 W·m~(-1)·K~(-1)。

关键词(KeyWords)： 金刚石/铜;无压浸渗;组织;热导率

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51264033);; 江西省自然科学基金(20132BA206019;20151BAB206012);; 南昌市社科规划项目(JJ201334)

作者(Author): 董应虎,甘海潮,张瑞卿,任学堂,张进

DOI: 10.13289/j.issn.1009-6264.2015.s2.004

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