碳纳米管对Fe-P非晶的力学性能和晶化行为影响的研究

被引:8
作者
李玉宝
解思深
周维亚
王刚
魏秉庆
吴德海
机构
[1] 中国科学院物理研究所!北京
[2] 清华大学机械工程系!北京
关键词
碳纳米管; 非晶合金; 复合材料;
D O I
暂无
中图分类号
TB333 [金属-非金属复合材料];
学科分类号
摘要
采用快速凝固技术制备了碳纳米管 /铁磷非晶复合材料 ,并对其组织、力学性能和热稳定性进行了研究。检测结果表明 ,碳纳米管在非晶基体中的弥散存在 ,使得非晶抗拉强度提高 ,晶化激活能增加 ,晶化特征温度明显提高。加入 2 W/%碳纳米管 ,使铁磷非晶的室温抗拉强度提高了 1 2 0 % ,晶化激活能增加了约 40 % ,晶化开始温度提高了约 1 0 0 K。此外 ,在温度高于其晶化温度约 2 0 0 K时 ,碳纳米管和非晶基体界面间发生了固相反应。
引用
收藏
页码:7 / 12
页数:6
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