INFLUENCE OF WATER SORPTION ON ACRYLIC POLYMER WAVE-GUIDE LOSS

被引:4
作者
HIDA, Y
IMAMURA, S
机构
[1] NTT Opto-electronics Laboratories, Naka-Gun, Ibaraki-ken, 319-11, 162, Tokai-mura
关键词
D O I
10.1109/68.311474
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The influence Of Water sorption on acrylic polymer waveguides was studied by measuring the loss changes in the atmosphere at 13 to 98 %RH. The absorption peak at 1.41 mum increased from 0.5 to 2 Db/cm due to water sorption. This peak resulted in a small loss change of 0.03 dB/cm at 1.3 mum, which was successfully measured using a 57 cm waveguide with a loss of around 0.1 dB/cm. Relationships between loss change and water sorption were also revealed by measuring the water content of the polymers.
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页码:845 / 847
页数:3
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