[1] SHABANI A, LIDAR D A. Vanishing quantum discord is necessary and sufficient for completeiy positive maps［J］. Physical Review Letters, 2009, 102(3): 100402-100408.

[2] CLARK S G, PARKINS A S. Entanglement and entropy engineering of atomic twoqubit states［J］. Physical Review Letters, 2003, 90(4): 047905-047910.

[3] ADESSO G, DATTA A. Quantum versual classical correlation in Gaussian state［J］. Physical Review Letters, 2010, 105(3): 030501-030505.

[4] HU Yaohua. Effect of the Stark shift on entanglement in a double JaynesCummings model in thermal environment［J］. Acta Physica Sinica, 2012, 61(16): 160204-160210.

[5] SHAN Chuanjia, XIA Yunjie. The entanglement character of two entangled atoms in TavisCummings model［J］. Acta Physica Sinica, 2006, 55(4): 1583-1589.

[6] PU Zhongsheng, Guan Qiuyun, YAN Dong. Evolution of entanglement in twophoton TavisCummings model［J］.Journal of Guansu Sciences, 2008, 02(12): 2304-2306.

[7] PLATZMAN P M, DYKMAN M I. Quantum computing with electrons floaing on liquid helium［J］. Science, 1999, 284(16): 1967-1969.

[8] PLENIO M B, VEDRAK V. Entanglement measures and purificationprocedures［J］. Physical Review A, 1998, 57(3): 1619-1633.

[9] GUO G C, YANG C P. Spontaneous emission from two twolevelentangled atoms［J］. Physica, 1998, A260(2): 173-179.

[10] GENERALIZED GORDON, GUSTAVO R IGOLIN. Generalized teleportation protocol［J］. Physical Review A , 2006, 73(4): 042309-042309.

[12] LU Daoming. Entanglement properties of twoatom inside cavities controlled by manipulating the atom outside the cavity［J］. Acta Physica Sinica, 2010, 59(12): 8359-8365.

[13] LU Daoming. Remote control entanglement properties of twoatom inside cavities［J］. Acta Photonica Sinica, 2010, 39(11): 2088-2092.

[14] SHI M, YANG, W, JIANG F, et al. Quantum discord of twoqubit rank2 states［J］. Physical Review A, 2011, 44(41): 415304-415309.

[15] MIRANOWICZ A, GRUDKA A. Ordering twoqubit states with concurrence and negativity［J］. Physical Review A, 2004, 70(3): 032326-032330.