Electrochemistry of ITO and gold electrodes covalently modified with dithizone and the effect of Cu(II) and Pb(II) ions

被引:26
作者
Mirkhalaf, F [1 ]
Whittaker, D [1 ]
Schiffrin, DJ [1 ]
机构
[1] Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
来源
JOURNAL OF ELECTROANALYTICAL CHEMISTRY | 1998年 / 452卷 / 02期
关键词
dithizone; ITO; modified electrodes; covalent attachment; self-assembly; surface Raman spectroscopy; sensors;
D O I
10.1016/S0022-0728(98)00138-7
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A new derivative of dithizone has been synthesised and used for the chemical modification of indium tin oxide (ITO) and gold electrodes. The modified electrodes were characterised by cyclic voltammetry and surface spectroscopic techniques and their response to some transition metal ions has been studied. It is concluded that the observed surface reaction corresponds to the formation of a disulphide. (C) 1998 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:203 / 213
页数:11
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