[1] Bennett C H, Brassard G, Crepeau C, et al. Teleporting an unknown quantum state via dual classical and Einstein-Podolsky-Rosen channels [J]. Phys. Rev. Lett., 1993, 70(13): 1895-1899.

[2] Ekert A K. Quantum cryptography based on Bells theorem [J]. Phys. Rev. Lett., 1991, 67(6): 661-663.

[3] Bennett C H, et al. Communication via one- and two-particle operators on Einstein-Podolsky-Rosen states [J]. Phys. Rev. Lett., 1992, 69(20): 2881-2884.

[4] Einstein A, et al. Can quantum-mechanical description of physical reality be considered complete [J]. Phys. Rev., 1935, 47(10): 777-780.

[5] Schr dinger E. Die gegenw rtige Situation in der Quantenmechanik [J]. Natur-wissenschaften, 1935, 23(48): 807-812.

[7] Walls D F. Squeezed states of light [J]. Nature, 1983, 306(11): 141-146.

[8] Walls D F, Zoller P. Reduced quantum fluctuations in resonance fluorescence [J]. Phys. Rev. Lett., 1981, 47(10): 709-711.

[10] Xia Yunjie, Guo Guangcan. Squeezing and entanglement in continuous variable systems [J]. Chin. Phys. Lett., 2004, 21(10): 1877-1880.

[11] Zhang Yongde, Tang Zhong. Quantum transformation theory in Fermion Fock space [J]. J. Math. Phys., 1993, 34(12): 5639-5645.

[12] Wang Xiangbin, Yu Sixia, Zhang Yongde. Linear quantum transformation and normal product calculation of Boson exponential quadratic operators [J]. J. Phys. A, 1994, 27(19): 6563-6569.

[13] Ma Lei, et al. Linear quantum transformation in multi-mode Fermion Fock space and its applications [J]. Nuovo Cimento B, 1995, 110(9): 1103-1109.

[14] Zhang Yongde, Tang Zhong. Linear quatum transform theory in Bargmann-Fock space and its preliminary applications [J]. Commun. Theor. Phys., 1995, 23(1): 57-64.

[15] Zhang Yongde, Ma Lei, Wang Xiangbin, et al. Two application of linear quantum transformation theory in multi-mode Fock space [J]. Commun. Theor. Phys., 1996, 26(2): 203-206.

[16] Ma Lei. Some studies on quantum transformation theory in multi-mode Fock space [D]. Hefei: Doctorial Dissertation of University of Science and Technology of China, 1995 (in Chinese).

[17] Lu Huaixin. Some studies on quantum information theory for continuous variables [D]. Hefei: Doctorial Dissertation of University of Science and Technology of China, 2003 (in Chinese).

[19] Dai Fangwen, Ma Lei. Calculation of entanglement entropy for continuous-variable entangled state based on general two-mode Boson exponential quadratic operator in Fock space [J]. Commun. Theor. Phys., 2008, 49(3): 590-594.

[21] Fan Hongyi, Fan Yun. Relationship between squeezing and entangled state transformations [J]. J. Phys. A, 2003, 36: 5319-5332.