采用化学气相沉积法制备了N掺杂多壁纳米碳管,并运用透射电子显微镜、N2物理吸附、热重-差示扫描量热、程序升温氧化和X射线光电子能谱等手段对样品进行了表征.结果表明,纯化处理的纳米碳管表面N含量为4.2%,其中包括吡啶、己内酰胺、氧化吡啶、吡啶酮和吡咯等含氮官能团.研究了各种含氮官能团燃烧的动力学行为.N原子掺杂进入碳管的石墨结构中,提高了表面碱性,有可能用于催化与能源转化领域.另外,本文提供了一种可用于场发射器件的杯状闭合结构纳米碳合成方法.
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