Strain sensitivity enhancement for FBG sensors by all-optical frequency chirp magnification with high-order cascaded FWM

Jiangbing Du; Xinyu Fan; Qingwen Liu; Zuyuan He

doi:10.1117/12.2059458

2 June 2014 Strain sensitivity enhancement for FBG sensors by all-optical frequency chirp magnification with high-order cascaded FWM

Jiangbing Du, Xinyu Fan, Qingwen Liu, Zuyuan He

Author Affiliations +

Proceedings Volume 9157, 23rd International Conference on Optical Fibre Sensors; 91572V (2014) https://doi.org/10.1117/12.2059458
Event: OFS2014 23rd International Conference on Optical Fiber Sensors, 2014, Santander, Spain

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.

Citation Download Citation

Jiangbing Du, Xinyu Fan, Qingwen Liu, and Zuyuan He "Strain sensitivity enhancement for FBG sensors by all-optical frequency chirp magnification with high-order cascaded FWM", Proc. SPIE 9157, 23rd International Conference on Optical Fibre Sensors, 91572V (2 June 2014); https://doi.org/10.1117/12.2059458

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