Transformation of carbon nanotubes to nanoparticles by ball milling process

被引:175
作者
Li, YB [1 ]
Wei, BQ [1 ]
Liang, J [1 ]
Yu, Q [1 ]
Wu, DH [1 ]
机构
[1] Tsing Hua Univ, Beijing 100084, Peoples R China
关键词
carbon nanotubes; fullerene; phase transitions;
D O I
10.1016/S0008-6223(98)00218-8
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
Carbon nanotubes were treated by high-energy ball milling processing for different milling times, and the samples were observed by HRTEM. The broken nanotubes and lots of carbon onion-like particles were obtained in the sample milled for 15 min. When the milling time was up to 60 min, carbon nanotubes turned into amorphous carbon. On the basis of HRTEM observation of carbon nanotubes and carbon nanoparticles, we discuss the possible formation mechanism of nanoparticles under the impact acting as driving force. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:493 / 497
页数:5
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