Comments on the thermodynamics of solid electrodes

被引:82
作者
Lipkowski, J [1 ]
Schmickler, W
Kolb, DM
Parsons, R
机构
[1] Univ Guelph, Dept Chem & Biochem, Guelph, ON N1G 2W1, Canada
[2] Univ Ulm, Abt Electrochem, D-89069 Ulm, Germany
[3] Univ Southampton, Dept Chem, Southampton SO17 1BJ, Hants, England
来源
JOURNAL OF ELECTROANALYTICAL CHEMISTRY | 1998年 / 452卷 / 02期
关键词
surface stress; interfacial tension; Lippmann equation;
D O I
10.1016/S0022-0728(98)00136-3
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
The thermodynamics of solid electrodes are discussed in light of the recent measurements of surface stress. Interfacial tension and surface stress are not even approximately equal, and they generally exhibit a different dependence on the electrode potential. The variation of the interfacial strain with potential is small so that the Lippmann equation for a solid is practically the same as for a liquid electrode. Changes in the interfacial tension can be obtained by integrating the charge density over the potential. (C) 1998 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:193 / 197
页数:5
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