supported by the National Natural Science Foundation of China (Nos. 60837002 and61007007);the Foundation for the Returning Scholars(No. [2008]890);the Ph.D. Programs Foundation of Ministry of Education of China (No. 200800040002);the Fundamental Research Funds for the Central Universities (No. 2011YJS007);Beijing Jiaotong University Science and Technology Innovation Fund for Outstand-ing Doctoral (No. 141061522)
A low-cost, compact, and lossless temperature sensor based on a twin-core fiber (TCF) is demonstrated and manufactured by splicing two single-mode fibers to the ends of a TCF. The extinction ratio of the comb transm...