Sustained growth of ultralong carbon nanotube arrays for fiber spinning

被引:298
|
作者
Li, Qingwen [1 ]
Zhang, Xiefei [1 ]
DePaula, Raymond F. [1 ]
Zheng, Lianxi [1 ]
Zhao, Yonghao [1 ]
Stan, Liliana [1 ]
Holesinger, Terry G. [1 ]
Arendt, Paul N. [1 ]
Peterson, Dean E. [1 ]
Zhu, Yuntian T. [1 ]
机构
[1] Los Alamos Natl Lab, Los Alamos, NM 87545 USA
关键词
D O I
10.1002/adma.200601344
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Arrays of well-aligned, ca 4.7 mm long carbon nanotubes (CNTs) are grown in a simple, safe, and cost-effective manner using an efficient Al2O3/Fe catalyst prepared by an ion-beam assisted deposition technique (see figure). Importantly, the as-synthesized CNT arrays with lengths ranging from 500 mu m to 1.5 mm are conducive to spinning, and CNT fibers spun from such long CNT arrays show remarkably improved tensile strength.
引用
收藏
页码:3160 / +
页数:5
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