Synthesis of carbon nanotubes through carbon arc evaporation employing Mm, La, and Ce catalysts

被引:2
作者
Awasthi, K [1 ]
Singh, AK [1 ]
Srivastava, ON [1 ]
机构
[1] Banaras Hindu Univ, Dept Phys, Varanasi 221005, Uttar Pradesh, India
来源
FULLERENE SCIENCE AND TECHNOLOGY | 2001年 / 9卷 / 03期
关键词
D O I
10.1081/FST-100104502
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
We report the formation of carbon nanotubes (CNTs) in, high density when mischmetal Mm (a natural mixture of several rare earth elements) is used as catalyst. Mm has been found to work as a better catalyst than either lanthanum (La) or cerium (Ce). The formation of composite nanorods when the catalyst La is used in very high concentration (similar to 90wt.%) has also been described and discussed.
引用
收藏
页码:397 / 407
页数:11
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