[1] Raimond J. M. and Brune M., Rev. Mod. Phys. 73, 65 (2001).
[2] Deng Xiao-hui, Wang Wen-wei, Zhang Deng-yu and You Kaiming,Physica B 406, 656 (2011).
[3] Wang Xin-wen, Xia Li-xin, Wang Zhi-yong and Zhang Dengyu,Optics Communication 283, 1196 (2010).
[4] Lü Xin-you, Phys. Rev. A 78, 032305 (2008).
[5] C. E. Lopez, G. Romero and J. C. Retamal, Phys. Rev. A 81,062114 (2010).
[6] Wang Xin-wen and Yang Guo-jian, Phys. Rev. A 79, 062315(2009).
[7] Wang Xin-wen and Yang Guo-jian, Phys. Rev. A 79, 064306(2009).
[8] Han Feng, Man Zhong-xiao and Xia Yun-jie, Journal of Optoelectronics Laser 21, 470 (2010). (in Chinese)
[9] Zhao Feng and Li Jing-ling, Journal of Optoelectronics Laser 21, 1383 (2010). (in Chinese)
[10] ZHAO Nan, PEI Chang-xing, QUAN Dong-xiao and SUN Xiao-nan, Journal of Optoelectronics Laser 21, 1411(2010). (in Chinese)
[11] Tang Shi-qing, Zhang Deng-yu and Xie Li-jun, Chin. Phys. Lett. 26, 20310 (2009).
[12] Wang Xin-wen, Shan Yong-guang, Xia Li-xin and Lu Maowang,Phys. Lett. A 36, 7 (2007).
[13] Dür W, Vidal G. and Cirac J I, Phys. Rev. A 62, 062314(2000).
[14] Khrennikov A, Contextual Approach to Quantum Fomalism,Berlin:Springer, 2009.
[15] Meng Fan-yu, Zhu Ai-dong, Yeon Kyu-Hwang and Yu Seong-Cho, Phys. Scr. 81, 015009 (2010).
[16] Zheng Shi-biao, Phys. Rev. Lett. 87, 230404 (2001).
[17] Wu Chun-feng, Chen Jing-ling, Kwek L C and Oh C. H,Phys. Rev. A 73, 012310 (2006).
[18] Xiao Yunfeng, Phys. Rev. A 74, 044303 (2006).
[19] James D F, Fortschr. Phys. 48, 823 (2000).
[20] Maunz P, Nature 428, 50 (2004).