This work was supported in part by the National Natural Science Foundation of China (No. 61077006,60727004, and 61077060), in part by the Ministry of Education Project of Science and Technology Innovation (No. Z08119), and in part by the Shannxi Province National Science Foundation under Grant 2016JM6055.
The reflective spectrum power and the bandwidth of the fiber Bragg grating (FBG) under gradient strain are researched and experimentally demonstrated. The gradient strain is applied on the FBG, which can induce FBG ...
supported by the National Natural Science Foundation of China(Nos.61077006,60727004,and 61077060);the National "863" Program of China(Nos. 2007AA03Z413 and 2009AA06Z203);the Ministry of Education Project of Science and Technology Innovation (No.Z08119);the Ministry of Science and Technology Project of International Cooperation(No.2008CR1063);Shaanxi Province Project of Science and Technology Innovation (Nos.2009ZKC01-19 and 2008ZDGC-14);Northwestern University Teaching and Research Project (Nos.YC07059 and KJG10036)
A micro Fabry-Perot interferometer (M-FPI) is constructed by splicing a short section of polarization- maintaining photonic crystal fiber (PM-PCF) to an end-cleaved single-mode fiber with controllable offset. Due ...
supported by the National Natural Science Foundation of China (Nos. 60727004 and 61077060);the National "863" Program of China (Nos.2007AA03Z413 and 2009AA06Z203);the Ministry of Education Project of Science and Technology Innovation(No. Z08119);the Ministry of Science and Technology Project of International Cooperation (No. 2008CR1063);the Shaanxi Province Project of Science and Technology Innovation (Nos. 2009ZKC01-19 and 2008ZDGC-14);the Guangdong Nature Science Foundation (No.S2011010001631);the Fundamental Research Funds for the Central Universities of China (No. 11611601)
A simple fiber tip sensor for refractive index (RI) measurement based on Fabry-Perot (FP) interference modulated by Fresnel reflection is proposed and demonstrated. The sensor head consists of an etching- induced ...
supported by the National Natural Science Foundation of China(Nos.60727004 and 61077060);the National "863" Program of China(Nos. 2007AA03Z413 and 2009AA06Z203);the Ministry of Education Project of Science and Technology Innovation (No.Z08119);the Ministry of Science and Technology Project of International Cooperation(No.2008CR1063);the Shaanxi Province Project of Science and Technology Innovation(Nos.2009ZKC01-19 and 2008ZDGC14)
A compact fiber Bragg grating (FBG) diaphragm accelerometer based on L-shaped rigid cantilever beam is proposed and experimentally demonstrated. The sensing system is based on the integration of a flat diaphragm and...
supported by the International S&T Cooperation Project of China by the MOST of China (No. 2009DFG13050);the National "863" Program of China (Nos. 2007AA06Z413 and 2009AA06Z203);the Key Scientific and Technological Research Project of Shaanxi Province (Nos. 20092KC01-19 and 2008ZDGC-14);the National Natural Science Foundation of China ( Nos. 60727004 and 61077060)
A metal bellows-based fiber Bragg grating (FBG) accelerometer is proposed and experimentally demonstrated. The optical fiber (containing the FBG) is pre-tensioned, and the two ends of the optical fiber are fixed d...