Wu Bian, Shunyuan Zheng, Zhongqi Li, Zhongyu Guo, Hengkuan Ma, Siyuan Qiu, Kaiyu Liao, Xinding Zhang, Hui Yan. A Transportable Rydberg Atomic Microwave Electrometry[J]. Laser & Optoelectronics Progress, 2023, 60(11): 1106022
- Laser & Optoelectronics Progress
- Vol. 60, Issue 11, 1106022 (2023)
Fig. 1. Electromagnetically induced transparency and the AT splitting related energy levels of cesium atoms
Fig. 2. Electromagnetically induced transparency spectrum of cesium atoms in 61D5/2 state
Fig. 3. AT splitting spectrum of Cs 61D5/2-62P3/2 transition
Fig. 4. AT splitting spectrum under different microwave amplitudes
Fig. 5. AT splitting spectrum of cesium atoms 66D5/2-67P3/2 transition under frequency detuning condition
Fig. 6. Experimental determination of the cesium atoms 66D5/2-67P3/2 transition
Fig. 7. Basic principle of modulation transfer frequency stabilization method
Fig. 8. Basic principle of electromagnetically induced transparency frequency stabilization method
Fig. 9. Beatnote of two 852 nm lasers which are frequency stabilized by modulated transfer method
Fig. 10. Integrated laser module for laser frequency stabilization and laser light distribution
Fig. 11. Fiber-coupled atomic microwave electric field probe
Fig. 12. Transportable Rydberg atomic microwave electrometry
Fig. 13. Software for the automatic data recording and processing
Fig. 14. Relationship between electric field amplitude obtained from cesium atom calculation and power of different signal generators at 2.628 GHz
Fig. 15. Microwave phase measurement based on the portable systems
Fig. 16. Detection of the weak microwave signal
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Table 1. Relationship between the partial physical properties of the Rydberg atoms and the effective quantum number n*
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Table 2. Repeatability analysis of every electric field measurement
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