Sodium ion sensitive electrode based on a molybdenum oxide bronze

被引:10
|
作者
Shuk, P [1 ]
Greenblatt, M [1 ]
Ramanujachary, KV [1 ]
机构
[1] RUTGERS STATE UNIV,DEPT CHEM,PISCATAWAY,NJ 08855
关键词
molybdenum oxide bronzes; single crystal; metal oxide electrode; sodium ion sensor;
D O I
10.1016/S0167-2738(96)00456-0
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
New sodium ion sensitive metal-oxide-type sensors have been developed and tested with a direct solid state contact method. Performance was demonstrated at ambient temperature with single crystals of Na0.9Mo6O17 and Li0.33MoO3. The sodium molybdenum bronze sensor responded reproducibly and fast to changes of Na+ concentration in the range of 1-10(-4) mol dm(-3). Cross sensitivity tests to other ions such as H+ or K+ have shown that the new sodium ion sensor may be used when the concentration of other ions is an order of magnitude smaller than the Na+ concentration.
引用
收藏
页码:233 / 238
页数:6
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