Zhong-Huo Ling, Shuai Wang, Jin-Cang Zhang, Yi-Zhu Zhang, Tian-Min Yan, Yu-Hai Jiang. The theoretical study of terahertz-streaking photoionization for ultrafast imaging of density matrix in rubidium atom [J]. Acta Physica Sinica, 2020, 69(17): 173401-1