From symmetric AC/AC to asymmetric AC/graphite, a progress in electrochemical capacitors

被引:209
作者
Wang, Hongyu [1 ]
Yoshio, Masaki [1 ]
Kumar Thapa, Arjun [1 ]
Nakamura, Hiroyoshi [1 ]
机构
[1] Saga Univ, Saga 840, Japan
关键词
electrochemical capacitors; graphite; activated carbon; organic electrolytes; intercalation;
D O I
10.1016/j.jpowsour.2007.02.088
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 [物理化学]; 081704 [应用化学];
摘要
Graphitic carbon instead of activated carbon has been employed as the positive electrode material in the activated carbon (AC)/carbon capacitors using organic electrolytes. The advantageous electrochemical performance of the AC/graphite capacitors has been investigated as compared with the AC/AC capacitors. The charge storage mechanism of anions on the graphite positive electrodes in the AC/graphite capacitors has been studied by in situ XRD measurements. (c) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:375 / 380
页数:6
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