[1] [1] Gallagher T F. Rydberg Atoms［M］. Cambridge University Press, 1994.

[2] [2] Ponomarenko D V, Shestakov A F. Polarizabilities of ns and np Rydberg states of the Li atom［J］. Chemical Physics Letters, 1993, 210(1): 269-273. DOI: 10.1016/0009-2614(93)89132-2.

[3] [3] Zhao J M, Zhang H, Feng Z G, et al. Measurement of Polarizability of Cesium n D State in Magneto-Optical Trap［J］. Journal of the Physical Society of Japan, 2011, 80(3): 034303. DOI: 10.1143/JPSJ.80.034303.

[4] [4] Haroche S. Nobel Lecture: Controlling photons in a box and exploring the quantum to classical boundary［J］. Reviews of Modern Physics, 2013, 85: 1083. DOI: 10.1002/anie.201302971.

[5] [5] Rosi G, Sorrentino F, Cacciapuoti L, et al. Precision measurement of the Newtonian gravitational constant using cold atoms［J］. Nature, 2014, 510: 518-521. DOI: 10.1038/nature13433.

[6] [6] Barredo D, Kübler H, Daschner R, et al. Electrical Readout for Coherent Phenomena Involving Rydberg Atoms in Thermal Vapor Cells［J］. Physical Review Letters, 2013, 110: 123002. DOI: 10.1103/PhysRevLett.110.123002.

[7] [7] Jiao Y C, Hao L P, Han X X, et al. Atom-Based Radio-Frequency Field Calibration and Polarization Measurement Using Cesium n［EQUATION］Floquet States［J］. Physical Review Applied, 2017, 8: 014028. DOI: 10.1103/PhysRevApplied.8.014028.

[8] [8] Jing M Y, Hu Y, Ma J, et al. Atomic superheterodyne receiver based on microwave-dressed Rydberg spectroscopy［J］. Nature Physics, 2020, 16: 911-915. DOI: 10.1038/s41567-020-0918-5.

[9] [9] Bai J D, Liu S, Wang J, et al. Single-photon Rydberg excitation and trap-loss spectroscopy of cold cesium atoms in a magneto-optical trap by using of a 319-nm ultra-violet laser system ［J］. IEEE Journal of Selected Topics in Quantum Electronics, 2020, 26: 1600106. DOI: 10.1109/JSTQE.2019.2941483.

[10] [10] Mohapatra A K, Jackson T R, Adams C S. Coherent Optical Detection of Highly Excited Rydberg States Using Electromagnetically Induced Transparency［J］. Physical Review Letters, 2007, 98: 113003. DOI: 10.1103/PhysRevLett.98.113003.

[11] [11] Christopher C, Monsit T, Armen S, et al. Three-photon electromagnetically induced transparency using rydberg states［J］. Optics Letters, 2012, 37(18): 3858--3860. DOI: 10.1364/ol.37.003858.

[12] [12] Becerra F E, Willis R T, Rolston S L, et al. Two-photon dichroic atomic vapor laser lock using electromagnetically induced transparency and absorption［J］. Journal of the Optical Society of America B, 2009, 26: 1315. DOI: 10.1364/JOSAB.26.001315.

[13] [13] Pearman C P, Adams C S, Cox S G, et al. Polarization spectroscopy of a closed atomic transition: applications to laser frequency locking ［J］. Journal of Physics B: Atomic, Molecular and Optical Physics, 2002, 35: 5141. DOI: 10.1088/0953-4075/35/24/315.

[14] [14] Yang B D, Wang J, Liu H F, et al. Laser frequency offset locking by marrying modulation sideband with the two-color polarization spectroscopy in a ladder-type atomic system［J］. Optics Communications, 2014, 319: 174-177. DOI: 10.1016/j.optcom.2014.01.019.

[15] [15] McCarron D J, King S A and Cornish S L. Modulation transfer spectroscopy in atomic rubidium［J］. Measurement Science and Technology, 2008, 19: 105601. DOI: 10.1088/0957-0233/19/10/105601.

[16] [16] Noh H R, Park S E, Li L Z, et al. Modulation transfer spectroscopy for 87Rb atoms: theory and experiment［J］. Optics Express, 2011, 19: 23444. DOI: 10.1364/OE.19.023444.

[17] [17] Drever R W P, Hall J L, Kowalski F V, et al. Laser Phase and Frequency Stabilization Using an Optical Resonator［J］. Applied Physics B, 1983, 31: 97. DOI: 10.1007/BF00702605.

[18] [18] Hirata S, Akatsuka T, Ohtake Y et al. Sub-hertz-linewidth diode laser stabilized to an ultralow-drift high-finesse optical cavity ［J］, Applied Physics Express, 2014, 7: 022705. DOI: 10.7567/APEX.7.022705.

[19] [19] Zhao Q C, Harrington M W, Isichenko A, et al. Laser Frequency Drift Stabilization using an Integrated Dual-Mode Locking ［EQUATION］Waveguide Reference Cavity［C］. Conference on Lasers and Electro-Optics, 2021. DOI: 10.1364/CLEO_SI.2021.STh2B.7.

[20] [20] Allan D W. Statistics of atomic frequency standards［J］. Proceedings of the IEEE, 1966, 54: 221. DOI: 10.1109/PROC.1966.4634.