Processing and performance of electric double-layer capacitors with block-type carbon nanotube electrodes

被引:34
作者
Ma, RZ [1 ]
Liang, J [1 ]
Wei, BQ [1 ]
Zhang, B [1 ]
Xu, CL [1 ]
Wu, DH [1 ]
机构
[1] Tsing Hua Univ, Dept Engn Mech, Beijing 100084, Peoples R China
关键词
D O I
10.1246/bcsj.72.2563
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Two kinds of block-type porous materials of carbon nanotubes were fabricated. One was fabricated by hot-pressing without any binding materials, the other was synthesized through carbonization of a cured mixture of carbon nanotubes and phenol-formaldehyde resin. The specific surface area and total volume of the open pores were measured. Both are suitable for fabricating polarizable electrodes of electric double-layer capacitors (EDLCs). In addition, the block-type carbon nanotube electrodes enable one to fabricate a box-type cell. A cell with large capacitance, 150 F at 1.0 V, was developed by using sulfuric acid as the electrolyte.
引用
收藏
页码:2563 / 2566
页数:4
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