Simultaneous electrochemical-ESR-conductivity measurements of polyaniline

被引:34
作者
Zhuang, L [1 ]
Zhou, Q [1 ]
Lu, JT [1 ]
机构
[1] Wuhan Univ, Dept Chem, Wuhan 430072, Peoples R China
来源
JOURNAL OF ELECTROANALYTICAL CHEMISTRY | 2000年 / 493卷 / 1-2期
基金
中国国家自然科学基金;
关键词
conducting polymer; electron spin resonance; polyaniline; mechanism of conduction;
D O I
10.1016/S0022-0728(00)00320-X
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
With a new cell design, simultaneous electrochemical - ESR - conductivity measurements were realized for the first time. A detailed picture of the potential dependences of the ESR signal and conductance of polyaniline was thus obtained, suggesting that the conduction mechanism could be well interpreted in the framework of the polaron lattice model. Besides, the ESR saturation data obtained in this work provided new experimental evidence for the transformation between Curie and Pauli spins with potential change. (C) 2000 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:135 / 140
页数:6
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