Song-jie GUO, Yue-ting ZHOU, Yong-qian WU, Xiao-bin ZHOU, Jian-fei TIAN, Gang ZHAO, Wei-guang MA, Lei DONG, Lei ZHANG, Wang-bao YIN, Lian-tuan XIAO, Suo-tang JIA. Experimental Study on Narrowing 632.8 nm External Cavity Diode Laser Linewidth Based on Self Made Ultra-Stable F-P Cavity[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 339