Study on Linewidth and Phase Noise Characteristics of a Narrow Linewidth External Cavity Diode Laser. - Sheng Hu; Puchu Lv; Chenggang Guan; Shasha Li; Haixin Qin; Xiaoqiang Li; Xuan Chen; Linfeng Zhan; Weiqi Wang; Yifan Xiao; Minghu Wu (Sensors, 2024)