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Proceedings Paper

Strain sensitivity enhancement for FBG sensors by all-optical frequency chirp magnification with high-order cascaded FWM
Author(s): Jiangbing Du; Xinyu Fan; Qingwen Liu; Zuyuan He
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Paper Abstract

High-order and cascaded four-wave-mixing (FWM) is utilized for enhancing the strain sensitivity of an FBG sensor based on all-optical frequency chirp magnification. 7.6-pm/με strain sensitivity is obtained for a conventional FBG sensor, which has been magnified by a factor of six.

Paper Details

Date Published: 2 June 2014
PDF: 4 pages
Proc. SPIE 9157, 23rd International Conference on Optical Fibre Sensors, 91572V (2 June 2014); doi: 10.1117/12.2059458
Show Author Affiliations
Jiangbing Du, Shanghai Jiao Tong Univ. (China)
Xinyu Fan, Shanghai Jiao Tong Univ. (China)
Qingwen Liu, Shanghai Jiao Tong Univ. (China)
Zuyuan He, Shanghai Jiao Tong Univ. (China)

Published in SPIE Proceedings Vol. 9157:
23rd International Conference on Optical Fibre Sensors
José M. López-Higuera; Julian D. C. Jones; Manuel López-Amo; José Luis Santos, Editor(s)

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