[1] Knoll L, Orlowski A. Distance between density operators: Applications to the Jaynes-Cummings model [J]. Phys. Rev. A, 1995, 51 (2): 1622-1630.

[3] Schumacher B. Quantum coding [J]. Phys. Rev. A, 1995, 51 (4): 2738-2747.

[6] Liu Sumei, He Anzhi, Ji Yunjing. Fidelity of quantum information for V-type three-level atom interacting with a number state light field in Kerr nedium [J]. Chinese Physics B, 2008, 17(4): 1248-1253.

[12] Toor A H, Zubairy M S. Validity of the effective Hamiltonian in the two-photon atom-field interaction [J]. Phys. Rev. A, 1992, 45(7): 4951-4959.

[13] Brune M, Raimond J M, Goy P, et al. Realization of a two-photon maser oscillator [J]. Phys. Rev. Lett., 1987, 59(17): 1899-1902.

[14] Zhu Shiyao, Scully Marlan O. Theoretical study of a two-photon double-beam laser [J]. Phys. Rev. A, 1988, 38 (15): 5433-5436.

[15] Imrana A, Gea-Banacloche J, Zubairy M S. Theory of the two-photon statistics [J]. Phys. Rev. A, 1990, 42(11): 6704-6712.

[16] Gentile T R, Hughey B J, Daniel K. Experimental study of one-and two-photon Rabi oscillations [J]. Phys. Rev. A, 1989, 40 (9): 5103-5115.

[17] Tahira N, Razmi M S. Effect of dynamic stark shift on diple squeezing in two-photon processes [J]. Phys. Rev. A, 1992, 46 (7): 4161-4166.