HIGH-TC SUPERCONDUCTORS AS NOX AND COX SENSOR MATERIALS

被引:17
作者
HUANG, XJ [1 ]
CHEN, LQ [1 ]
SCHOONMAN, J [1 ]
机构
[1] ACAD SINICA,INST PHYS,BEIJING 100080,PEOPLES R CHINA
关键词
D O I
10.1016/0167-2738(92)90055-T
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
The response of several ceramic oxide high T(c) superconductors to NOx and COx in Taguchi-type sensors has been investigated. YBa2Cu3O7-delta decomposes in the presence of NO. Nd1.85Ce0.15CuO4-x has sensitivity to CO and no sensitivity to NOx. Bi2Sr2CuO6+x and Bi2Sr2CaCu2O8+x show high selectivity against CO and CO2. They are promising materials for Taguchi-type NOx sensors, the latter exhibiting the better response properties.
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页码:7 / 10
页数:4
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