Strain sensing based on coherent Rayleigh scattering in an optical fibre

Authors
Posey, R Johnson, GA Vohra, ST
Citation
R. Posey et al., Strain sensing based on coherent Rayleigh scattering in an optical fibre, ELECTR LETT, 36(20), 2000, pp. 1688-1689
Citations number
7
Categorie Soggetti
Eletrical & Eletronics Engineeing
Journal title
ELECTRONICS LETTERS
ISSN journal
00135194 → ACNP
Volume
36
Issue
20
Year of publication
2000
Pages
1688 - 1689
Database
ISI
SICI code
0013-5194(20000928)36:20<1688:SSBOCR>2.0.ZU;2-C
Abstract
A fibre optic strain sensor based on Rayleigh backscatter using a time divi sion multiplexing scheme with an optical pulse is presented. The sensor has a gauge length of < 0.5 m and a strain sensitivity of < 1 n epsilon/root H z at 2kHz.