Author:
Ran Zherui,Dong Shisheng,Liu Yang,Rao Yunjiang,Han Bing
Abstract
Optimization of ultra-long random fiber lasing sensor (RFLS) is realized by optimizing the location and length of erbium-doped fiber theoretically and experimentally, resulting in a record-long (230km) single-ended RFLS with a high optical signal-to-noise ratio.