Xue Yong-Mei, Hao Li-Ping, Fan Jia-Bei, Jiao Yue-Chun, Zhao Jian-Ming. nS1/2→(n+1)S1/2 two-photon excitation EIT-AT spectrum of Rydberg atomJ. Acta Physica Sinica, 2022, 71(4): 043202. DOI: 10.7498/aps.71.20211458