Tilted fibre Bragg grating based 800nm WDM interrogation system for strain, temperature and refractive index sensing

Abstract

We report the implementation of a low-cost high-resolution WDM interrogation system operating around 800nm region with bandwidth up to 60 nm and resolution of 13 pm by utilising a tilted fibre Bragg grating as an out-coupling device and a CCD-array detector. The system has been evaluated for interrogating fibre Bragg grating based strain, temperature sensors, giving sensitivities of 0.6 pm/µe and 5.6 pm/°C which are in good agreement with previously reported values. Furthermore, the system has been utilised to detect refractive index change of sample liquids, demonstrating a capability of measuring index change as small as 10-5.

Publication DOI: https://doi.org/10.1117/12.738679
Divisions: College of Engineering & Physical Sciences > Aston Institute of Photonics Technology (AIPT)
Additional Information: Rui Suo ; Xianfeng Chen ; Kaiming Zhou ; Lin Zhang ; Ian Bennion and Bo Liu "Tilted-fibre-Bragg-grating-based 800nm WDM interrogation system for strain, temperature, and refractive index sensing", Cutolo, A., Culshaw, B., López-Higuera, J.M. (eds) , Proc. SPIE 6619, Third European Workshop on Optical Fibre Sensors, 66192N (July 02, 2007). Copyright 2007 Society of Photo-Optical Instrumentation Engineers. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited. http://dx.doi.org/10.1117/12.738679
Event Title: 3rd European Workshop on Optical Fibre Sensors
Event Type: Other
Event Dates: 2007-07-04 - 2007-07-06
Uncontrolled Keywords: high-resolution WDM interrogation system,tilted fibre Bragg grating,out-coupling deviceand,CCD-array detector,fibre Bragg grating,strain,temperature sensors,Electrical and Electronic Engineering,Condensed Matter Physics
ISBN: 978-0-8194-6761-4
Last Modified: 11 Jan 2024 08:21
Date Deposited: 11 Mar 2019 16:39
Full Text Link:
Related URLs: http://www.scop ... tnerID=8YFLogxK (Scopus URL)
http://proceedi ... ticleid=1320349 (Publisher URL)
PURE Output Type: Chapter
Published Date: 2008-04
Authors: Suo, Rui
Chen, Xianfeng F.
Zhou, Kaiming (ORCID Profile 0000-0002-6011-1912)
Zhang, Lin (ORCID Profile 0000-0002-1691-5577)
Bennion, Ian
Liu, Bo

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