CVD growth of carbon nanotubes directly on nickel substrate

被引:75
作者
Du, CS [1 ]
Pan, N [1 ]
机构
[1] Univ Calif Davis, Nanomat Environm Agr & Technol, Davis, CA 95616 USA
关键词
CVD growth; carbon nanotubes; nickel substrates;
D O I
10.1016/j.matlet.2005.01.043
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Chemical vapor deposition (CVD) growth of carbon nanotubes directly on nickel substrates was carried out at different temperatures. Effects of temperature on the growth of carbon nanotubes were investigated, and the nucleation and growth mechanism of carbon nanotubes at different temperature ranges were also discussed. Based on the growth mechanism of nanotubes, small amounts of Fe nanoparticles were deposited on the nickel substrate to introduce more nucleation sites at elevated temperature, and the density of nanotubes on the surface of the substrate was greatly improved. (c) 2005 Elsevier B.V All rights reserved.
引用
收藏
页码:1678 / 1682
页数:5
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