Ramsey-coherent population trapping Cs atomic clock based on lin∥lin optical pumping with dispersion detection

Cheng Peng-Fei^{1, 2}, Zhang Jian-Wei^{2, 3, †}, Wang Li-Jun^{1, 2, 3, ‡}

(a) Optimization of the cell temperature. The optimal cell temperature is measured to be 37.5 °C. (b) Optimization of the C-field. The optimal C-field value is measured to be 10 μ T .