U-Shaped Plastic Optical Fiber Refractive Index Sensor Prepared by Wet Etching Technique

SUN Siwen , YIN Yuexin , WANG Shumin , LIU Kuo , SUN Xiaoqiang , WANG Fei , ZHANG Daming

Journal of Jilin University (Information Science Edition) . 2021, (2): 166 -172 .