Wavelength-tunable erbium-doped fiber laser based on peanut structure and U-bent single-mode fiber coated with CS/PAA for Cu2+ concentration sensing

Autor: Zhao, Jiaqi, Cheng, Haobo, Feng, Yunpeng, Yan, Saisai, Yu, Le
Zdroj: In Optical Fiber Technology March 2025 90
Databáze: ScienceDirect