氮掺杂碳纳米管的无金属催化剂合成和表征

无机材料学报, 2011, 26(8): 881-884. doi: 10.3724/SP.J.1077.2011.00881

氮掺杂碳纳米管的无金属催化剂合成和表征

王灿 ^1, , 詹亮 ^2, , 黄正宏 ^3, , 乔文明 ^4, , 梁晓怿 ^5, , 杨俊和 ^6, , 凌立成 ^7,

1.华东理工大学化学工程国家重点实验室,上海,200237

2.华东理工大学化学工程国家重点实验室,上海,200237

3.清华大学材料科学与工程学院,北京,100084

4.华东理工大学化学工程国家重点实验室,上海,200237

5.华东理工大学化学工程国家重点实验室,上海,200237

6.上海理工大学材料科学与工程学院,上海,200093

7.华东理工大学化学工程国家重点实验室,上海,200237

关键词：碳纳米管 , 无金属催化剂 , 氮掺杂

Metal-catalyst-free Growth and Characterization of Nitrogen-doped Carbon Nanotubes

采用爆炸辅助化学气相沉积法,以碳纳米管(CNTs)作催化剂,三聚氰胺作碳源和氮源,无金属催化剂合成出氮掺杂碳纳米管(CNx).通过TEM、EDS、Mapping、XPS、Raman和TG测试手段对CNx进行了表征.结果表明,CNx具有竹节状结构,其掺氮量高达17at％,且氮元素分布均匀.氮元素以石墨型和吡啶型掺杂在石墨层中,由于大量氮元素掺杂造成纳米管石墨化程度降低,抗氧化能力减弱.

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氮掺杂碳纳米管的无金属催化剂合成和表征

Metal-catalyst-free Growth and Characterization of Nitrogen-doped Carbon Nanotubes

参考文献