A fiber-optic temperature sensor based on LP01-LP02 mode interference

被引:22
|
作者
Kumar, A [1 ]
Jindal, R [1 ]
Varshney, RK [1 ]
Sharma, SK [1 ]
机构
[1] Indian Inst Technol, Dept Phys, New Delhi 110016, India
关键词
D O I
10.1006/ofte.1999.0310
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
We studied a fiber-optic temperature sensor based on the interference between LP01 and LP02 modes of a circularly symmetric few mode fiber. Theoretical analysis predicting the sensitivity of such a sensor is presented; the predictions are in excellent agreement with the experimentally measured value. A simple scheme for practical implementation of such a sensor is also suggested. The proposed sensor should be easier to implement than the existing two-mode fiber sensors using elliptical-core fibers, (C) 2000 Academic Press.
引用
收藏
页码:83 / 90
页数:8
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