Direct evidence for root growth of vertically aligned single-walled carbon nanotubes by microwave plasma chemical vapor deposition

被引:58
作者
Iwasaki, T [1 ]
Zhong, GF [1 ]
Aikawa, T [1 ]
Yoshida, T [1 ]
Kawarada, H [1 ]
机构
[1] Waseda Univ, Dept Sci & Engn, Shinjuku Ku, Tokyo, Japan
关键词
D O I
10.1021/jp054465t
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The root growth mode of extremely dense and vertically aligned single-walled carbon nanombes (SWNTs) synthesized by microwave plasma chemical vapor deposition was clarified by a new method, marker growth, which does not require transmission electron microscopy. SWNT layers were grown intermittently on a substrate, and a line between the layers was used as a marker to identify the growth mode. Micro-Raman spectroscopy revealed that the SWNT layers have the same diameter distribution.
引用
收藏
页码:19556 / 19559
页数:4
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