铷原子双光子光频标谱线信噪比影响因素研究

张炯阳¹, 翟浩^1,^2,^*, 肖玉华^1,^*, 王骥^1,^*, 代虎¹, 陈江¹

Study on the Factors Affecting the Signal-to-Noise Ratio of Two-Photon Optical Frequency Standard Spectral Lines Based on Rubidium Atom

ZHANG Jiong-yang¹, ZHAI Hao^1,^2,^*, XIAO Yu-hua^1,^*, WANG Ji^1,^*, DAI Hu¹, CHEN Jiang¹

双光子跃迁光频标装置原理图 L: 透镜; PD: 光电管; BS: 激光分束器; G-T: 格兰-泰勒棱镜;M: 反射镜; PID: 比例-积分-微分电路