SENSING BEHAVIOR OF CUO-LOADED SNO2 ELEMENT FOR H2S DETECTION

被引:142
作者
MAEKAWA, T
TAMAKI, J
MIURA, N
YAMAZOE, N
机构
关键词
D O I
10.1246/cl.1991.575
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
CuO-loaded SnO2 element was found to show extraordinary sensing properties to H2S in air, with such high sensitivity as ca. 35 000 to 50 ppm H2S at 200-degrees-C and switching-like recovery on turning off H2S. The change of state between CuO and CuS on the surface of SnO2 seems to be responsible for such unique sensing properties.
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页码:575 / 578
页数:4
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