High-performance frequency stabilization of ultraviolet diode lasers by using dichroic atomic vapor spectroscopy and transfer cavity

Shen Danna¹, Ding Liangyu¹, Zhang Qiuxin¹, Zhu Chenhao¹, Wang Yuxin¹, Zhang Wei^{1, 2}, Zhang Xiang^{1, 2, †}

Experimental setup. AOM, acousto-optic modulator; ECDL, external cavity dioder laser; HCL, hollow-cathode lamp; HWP; half-wave plate; PBS, polarization splitting prism; PD, photodetector; PGT5010, Glan–Taylor prism; QWP, quarter-wave plate; WP10, Wollaston prism.