High resolution strain sensing by locking lasers to fiber-Bragg gratings

被引:15
作者
Lissak, B [1 ]
Arie, A [1 ]
Tur, M [1 ]
机构
[1] Tel Aviv Univ, Fac Engn, IL-69978 Tel Aviv, Israel
来源
EUROPEAN WORKSHOP ON OPTICAL FIBRE SENSORS | 1998年 / 3483卷
关键词
D O I
10.1117/12.309684
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
By locking a diode laser wavelength to the mid-reflection wavelength of a fiber-Bragg grating, dynamic strain sensing resolution of approximate to 45 p epsilon/root Hz at 3 kHz is achieved. The error signal provides direct electronic demodulation.
引用
收藏
页码:250 / 254
页数:5
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