Radical Polymer-Wrapped SWNTs at a Molecular Level: High-Rate Redox Mediation Through a Percolation Network for a Transparent Charge-Storage Material

被引:94
作者
Choi, Wonsung [1 ,2 ]
Ohtani, Shota [1 ]
Oyaizu, Kenichi [1 ]
Nishide, Hiroyuki [1 ,2 ]
Geckeler, Kurt E. [2 ]
机构
[1] Waseda Univ, Dept Appl Chem, Tokyo 1698555, Japan
[2] GIST, Dept Nanobio Mat & Elect WCU, Kwangju 500712, South Korea
关键词
WALLED CARBON NANOTUBES; ACTIVE MATERIALS; BATTERY; FUNCTIONALIZATION;
D O I
10.1002/adma.201102372
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A transparent nanocomposite of a radical polymer, the poly(2,2,6,6-tetramethylpiperidine-1-oxy-4-yl methacrylate) (PTMA), and single-walled carbon nanotubes (SWNTs) display a reversible charging and discharging, allowing full discharge in seconds. This is ascribed to the reversible electrochemical reaction of the pendant radical group in PTMA aided by both PTMA wrapping at a molecular level and the SWNT network for electrical conduction.
引用
收藏
页码:4440 / +
页数:5
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