Vapor cell geometry effect on Rydberg atom-based microwave electric field measurement

Zhang Linjie^{1, 2, †}, Liu Jiasheng^{1, 2}, Jia Yue^{1, 2}, Zhang Hao^{1, 2}, Song Zhenfei³, Jia Suotang^{1, 2}

(color online) Energy level scheme of Rydberg EIT with microwave E-field, (b) schematic of experimental setup. (WP:λ/2 wave plate, DM: dichroic mirrors). The specified coordinate system is shown in this figure. The propagation direction of microwave E-field is defined as the x-axis.