ELECTROCHEMICAL CHARACTERIZATION OF ELECTRONICALLY CONDUCTIVE POLYPYRROLE ON CYCLIC VOLTAMMOGRAMS

被引:50
作者
YEU, TW [1 ]
YIN, KM [1 ]
CARBAJAL, J [1 ]
WHITE, RE [1 ]
机构
[1] TEXAS A&M UNIV SYST,DEPT CHEM ENGN,CTR ELECTROCHEM ENGN,COLLEGE STN,TX 77843
关键词
D O I
10.1149/1.2085332
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Experimental and theoretical cyclic voltammograms for electronically conducting polypyrrole film are obtained from the identical conditions and compared to each other to characterize electrochemical behavior of the polymer. A comparison of the simulated and experimental cyclic voltammograms shows quantitative agreement. The profiles of the dependent variables show that the switching process is governed by the availability of the counterion to the polypyrrole electrode and the amount of electroactive sites. Sensitivity analysis shows that the double layer effects have more influence in the cyclic voltammograms than the electrokinetic effects.
引用
收藏
页码:2869 / 2877
页数:9
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