OPTICAL HUMIDITY SENSOR USING REICHARDT BETAIN DYE-POLYMER COMPOSITES

被引:20
作者
SADAOKA, Y
MATSUGUCHI, M
SAKAI, Y
MURATA, Y
机构
关键词
D O I
10.1246/cl.1992.53
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
By using Reichardt's betain dye dispersed in poly(methyl methacrylate) thin film, a bifunctional optical humidity sensor was fabricated. The optical intensity and the wave-length of maximum observed at around 780 nm were sensitive to the humidity. The characteristic of the dye dispersed in polymer was also influenced by the hydrogen bond acidity of the polymer matrix.
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页码:53 / 56
页数:4
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