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材料工程  2014 

CNT/铸钢复合材料表面CNT的结构变化

DOI: 10.11868/j.issn.1001-4381.2014.10.017, PP. 96-100

Keywords: 铸钢,直碳纳米管,复合材料,石墨化

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Abstract:

将熔融钢水与碳纳米管/铝预制粉末在浇包中混合,制备碳纳米管铸钢复合材料。使用扫描电镜和透射电镜对复合材料及铸造残余物进行表征。结果显示碳纳米管被钢基体包裹。碳纳米管的形态相对于原始样品发生强烈变化,其管型由弯曲变平直,管壁碳层排列平行无杂,显示这些碳纳米管在与1550℃钢水混合过程中发生了高度石墨化。

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