ALTERNATING-CURRENT VOLTAMMETRY WITH CARBON-FIBER MICROELECTRODES

被引:36
作者
BARANSKI, AS
机构
[1] Univ of Saskatchewan, Dep of, Chemistry, Saskatoon, Sask, Can, Univ of Saskatchewan, Dep of Chemistry, Saskatoon, Sask, Can
关键词
ELECTROCHEMISTRY - ELECTRODES - ORGANIC COMPOUNDS;
D O I
10.1149/1.2108552
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
A simple system comprising a lock-in amplifier and a current preamplifier has been used to study the ac voltammetry of ferrocene in acetonitrile with carbon fiber microelectrodes. The measurements have been carried out in the frequency range 1 Hz-100 kHz and for depolarizer concentrations 2 multiplied by 10** minus **7-10** minus **2 M. Experimental data are compared with results of theoretical calculations. Nonfaradaic processes occurring at carbon fiber microelectrodes in acetonitrile solutions are also discussed.
引用
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页码:93 / 97
页数:5
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