利用真空热压烧结和放电等离子体烧结两种方法制备了不同成分MWNTs/Fe3Al金属间化合物基复合材料;用透射电镜分析了复合材料的显微结构,并用微欧计测试了复合材料的电阻率后换算成电导率,研究了该复合材料的导电性能.结果表明:两种方法制备出复合材料的电导率随着碳纳米管含量的增加而降低:碳纳米管与金属间化合物相界面较高的势垒、纳米管的自身缺陷及其在基体中的分布方式影响了复合材料的导电性能.
所属栏目
新材料 新工艺山东交通学院科研基金资助项目(Z200816):济南市高校院所自主创新计划资助项目(200906046)
收稿日期
2009/2/132009/8/14
作者单位
庞来学:山东交通学院土木工程系, 济南 250023山东师范大学化学化工与材料科学学院, 济南 250014
邢德进:山东交通学院土木工程系, 济南 250023
张爱琴:山东交通学院土木工程系, 济南 250023
朱文心:山东交通学院土木工程系, 济南 250023
徐静:山东交通学院土木工程系, 济南 250023
李晋:山东交通学院土木工程系, 济南 250023
备注
庞来学(1975-),男,吉林松原人,副教授,博士.
引用该论文:
PANG Lai-xue,XING De-jin,ZHANG Ai-qin,ZHU Wen-xin,XU Jing,LI Jin.Electrical Properties of MWNTs/Fe3Al Intermetallic Matrix Composites[J].Materials for mechancial engineering,2010,34(3):35～37
庞来学,邢德进,张爱琴,朱文心,徐静,李晋.MWNTs/Fe3Al金属间化合物基复合材料的导电性能[J].机械工程材料,2010,34(3):35～37
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