[1] S. L. Braunstein, P. V. Loock. Quantum information with continuous variables［J］. Rev. Mod. Phys., 2005, 77(2): 513～577
[2] Jietai Jing, Jing Zhang, Ying Yan et al.. Experimental demonstration of tripartite entanglement and controlled dense coding for continuous variables［J］. Phys. Rev. Lett., 2003, 90(16): 167903
[3] Shibiao Zheng, Guangcan Guo. Teleportation of an unknown atomic state through the Raman atom-cavity-field interaction［J］. Phys. Lett. A, 1997, 232(3-4): 171～174
[4] P. V. Loock, S. L. Branustein. Telecloning of continuous quantum variables［J］. Phys. Rev. Lett., 2001, 87(24): 247901
[5] J. Fiurasek, N. J. Cerf. How to measure squeezing and entanglement of Gaussian states without homodyning［J］. Phys. Rev. Lett., 2004, 93(6): 063601
[6] Gaoxiang Li, Yaping Yang, K. Allaart et al.. Entanglement for excitons in two quantum dots in a cavity injected with squeezed vacuum［J］. Phys. Rev. A, 2004, 69(1): 014301
[7] V. Josse, A. Dantan, A. Bramati et al.. Continuous variable entanglement using cold atoms［J］. Phys. Rev. Lett., 2004, 92(12): 123601
[8] Zhao Yaping, Hao Shuhong, Su Xiaolong et al.. Generation system of continuous-variable six-partite and eight-partite star cluster entangled states［J］. Acta Optica Sinica, 2012, 32(6): 0627002
[9] Peng Kunchi, Jia Xiaojun, Su Xiaolong et al.. Optical manipulations of quantum states with continuous variables［J］. Acta Optica Sinica, 2011, 31(9): 0900107
[11] Bai Yunfei, Liu Hongyu, Gao Jiangrui et al.. Resonance enhanced optical parametric down conversion［J］. Acta Optica Sinica, 2011, 31(3): 0327001
[13] Z. Y. Ou, S. F. Pereira, H. J. Kimble et al.. Realization of the Einstein-Podolsky-Rosen paradox for continuous variables［J］. Phys. Rev. Lett., 1992, 68(25): 3663～3666
[14] Han Xiong, M. O. Scully, M. S. Zubairy. Correlated spontaneous emission laser as an entanglement amplifier［J］. Phys. Rev. Lett., 2005, 94(2): 023601
[15] Huatang Tan, Shiyao Zhu, M. S. Zubairy. Continuous-variable entanglement in a correlated spontaneous emission laser［J］. Phys. Rev. A, 2005, 72(2): 022305
[16] Xinyou Lü, Jibing Liu, Liugang Si et al.. Continuous-variable entanglement in a two-mode four-level single-atom laser［J］. J. Phys. B, 2008, 41(3): 035501
[17] Lin Zhou, Han Xiong, M. S. Zubairy. Single atom as a macroscopic entanglement source［J］. Phys. Rev. A, 2006, 74(2): 022321
[18] Ying Wu, M. G. Payne, E. W. Hagley et al.. Preparation of multiparty entangled states using pairwise perfectly efficient single-probe photon four-wave mixing［J］. Phys. Rev. A, 2004, 69(6): 063803
[19] Guanglin Cheng, Xiangming Hu, Wenxue Zhong et al.. Two-channel interaction of squeeze-transformed modes with dressed atoms: entanglement enhancement in four-wave mixing in three-level systems［J］. Phys. Rev. A, 2008, 78(3): 033811
[20] Lin Zhou, Qingxia Mu, Zhongju Liu. Output entanglement and squeezing of two-mode fields generated by a single atom［J］. Phys. Lett. A, 2009, 373(23-24): 2017～2020
[21] H. J. Carmichael. Quantum fluctuations in absorptive bistability without adiabatic elimination［J］. Phys. Rev. A, 1986, 33(5): 3262～3269
[22] M. Fleichhauer. Correlation of high-frequency phase fluctuations in electromagnetically induced transparency［J］. Phys. Rev. Lett., 1994, 72(7): 989～992
[23] M. Fleichhauer. Pulse matching and correlation of phase fluctuations in Λ systems［J］. Phys. Rev. A, 1994, 51(3): 2430～2442
[24] P. Barberis-Blostein, N. Zagury. Field correlations in electromagnetically induced transparency［J］. Phys. Rev. A, 2004, 70(5): 053827
[25] P. Barberis-Blostein. Field autocorrelations in electromagnetically induced transparency: effects of a squeezed probe field［J］. Phys. Rev. A, 2006, 74(1): 013803
[26] A. Dantan, J. Cviklinski, E. Giacobino et al.. Spin squeezing and light entanglement in coherent population trapping［J］. Phys. Rev. Lett., 2006, 97(2): 023605
[27] L. Davidovich. Sub-Poissonian processes in quantum optics［J］. Rev. Mod. Phys., 1996, 68(1): 127～173
[28] L. Hilico, C. Fabre, S. Reynaud et al.. Linear input-output method for quantum fluctuations in optical bistability with two-level atoms［J］. Phys. Rev. A, 1992, 46(7): 4397～4405
[29] M. Orszag. Quantum Optics［M］. Berlin: Springer-Verlag Press, 2000
[30] Luming Duan, G. Giedke, J. I. Cirac et al.. Inseparability criterion for continuous variable systems［J］. Phys. Rev. Lett., 2000, 84(12): 2722～2725
[31] R. Simon. Peres-Horodecki separability criterion for continuous variable systems［J］. Phys. Rev. Lett., 2000, 84(12): 2726～2729
[32] G. S. Agarwal. Vacuum-field Rabi splittings in microwave absorption by Rydberg atoms in a cavity［J］. Phys. Rev. Lett., 1984, 53(18): 1732～1734
[33] M. G. Raizen, R. J. Thompson, R. J. Brecha et al.. Normal-mode splitting and linewidth averaging for two-state atoms in an optical cavity［J］. Phys. Rev. Lett., 1989, 63(3): 240～243
