Cyclic Square Wave Voltammetry of Surface-Confined Quasireversible Electron Transfer Reactions

被引:22
|
作者
Mann, Megan A. [1 ]
Bottomley, Lawrence A. [1 ]
机构
[1] Georgia Inst Technol, Sch Chem & Biochem, Atlanta, GA 30332 USA
关键词
SELF-ASSEMBLED MONOLAYERS; STAIRCASE VOLTAMMETRY; TRANSFER KINETICS; DOUBLE-LAYER; INTERMOLECULAR INTERACTIONS; REDOX REACTIONS; LINEAR SCAN; ADSORPTION; GOLD; ALKANETHIOLS;
D O I
10.1021/acs.langmuir.5b01684
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The theory for cyclic square wave voltammetry of surface-confined quasireversible electrode reactions is presented and experimentally verified. Theoretical voltammograms were calculated following systematic variation of empirical parameters to assess their impact on the shape of the voltammogram. From the trends obtained, diagnostic criteria for this mechanism were deduced. These criteria were experimentally confirmed using two well-established surface-confined analytes. When properly applied, these criteria will enable non-experts in voltammetry to assign the electrode reaction mechanism and accurately measure electrode reaction kinetics.
引用
收藏
页码:9511 / 9520
页数:10
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