[1] [1] J. Li, H. Luo, Y. Guo, F. Gao, and X. Yao, Acta Opt. Sin. (in Chinese) 27, 2027 (2007).

[2] [2] X. Fu, K. Yi, J. Shao, and Z. Fan, Chin. Opt. Lett. 6, 544 (2008).

[3] [3] L. Wu, M. Mazilu, J.-F. Gallet, T. F. Krauss, A. Jugessur, and R. M. De La Rue, Opt. Lett. 29, 1620 (2004).

[4] [4] B. Wang, C. Zhou, S. Wang, and J. Feng, Opt. Lett. 32, 1299 (2007).

[5] [5] C. Zhou, B. Wang, J. Feng, and H. Ru, Laser Optoelectron. Prog. (in Chinese) 45, (2) 18 (2008).

[6] [6] D. Delbeke, R. Baets, and P. Muys, Appl. Opt. 43, 6157 (2004).

[7] [7] E. J. de Carvalho, E. da Silva Braga, and L. H. Cescato, Appl. Opt. 45, 100 (2006).

[8] [8] L. Zhou and W. Liu, Opt. Lett. 30, 1434 (2005).

[9] [9] Y. Ekinci, H. H. Solak, C. David, and H. Sigg, Opt. Express 14, 2323 (2006).

[10] [10] L. Zhang, C. Li, W. Liu, L. Zhou, G. Wu, and D. Wang, Acta Opt. Sin. (in Chinese) 26, 1048 (2006).

[11] [11] Z. Y. Yang and Y. F. Lu, Opt. Express 15, 9510 (2007).

[12] [12] E. Popov, L. Mashev, and D. Maystre, Opt. Commun. 65, 97 (1988).

[13] [13] J. R. Marciante and D. H. Raguin, Opt. Lett. 29, 542 (2004).

[14] [14] J. R. Marciante, J. I. Hirsh, D. H. Raguin, and E. T. Prince, J. Opt. Soc. Am. A 22, 299 (2005).

[15] [15] Y. Zhang and C. Zhou, J. Opt. Soc. Am. A 22, 331 (2005).

[16] [16] W.-T. Tsang and S. Wang, J. Appl. Phys. 46, 2163 (1975).

[17] [17] J. Feng, C. Zhou, B. Wang, and H. Ru, Proc. SPIE 6832, 68320S (2007).

[18] [18] M. G. Moharam, E. B. Grann, D. A. Pommet, and T. K. Gaylord, J. Opt. Soc. Am. A 12, 1068 (1995).

[19] [19] P. Lalanne and G. M. Morris, J. Opt. Soc. Am. A 13, 779 (1996).

[20] [20] A. V. Tishchenko, Opt. Quantum Electron. 37, 309 (2005).

[21] [21] T. Clausnitzer, T. Kampfe, E.-B. Kley, A. Tünnermann, A. Tishchenko, and O. Parriaux, Appl. Opt. 46, 819 (2007).

[22] [22] S. Wang, C. Zhou, H. Ru, and Y. Zhang, Appl. Opt. 44, 4429 (2005).