BULK EFFECTS IN EXTERNAL REFLECTION IR SPECTROSCOPY - THE INTERPRETATION OF ADSORPTION DATA FOR IONIC SPECIES

被引:52
作者
IWASITA, T
NART, FC
机构
来源
JOURNAL OF ELECTROANALYTICAL CHEMISTRY | 1990年 / 295卷 / 1-2期
关键词
D O I
10.1016/0022-0728(90)85017-Y
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
The effect of electrode potentials on the external reflection spectra of ionic species in solution is discussed. The results for ClO4- and HSO4-/SO42- demonstrate that within the thin layer of solution between the electrode and IR window, important concentration and pH changes occur. A comparison of the spectral changes caused by these factors with those attributed in the literature to adsorbed ions, indicates that some literature results may be misleading due to bulk effects which were not taken into consideration. © 1990.
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页码:215 / 224
页数:10
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