[1] [1] J. Anderegg, S. Brosnan, E. Cheung, P. Epp, D. Hammons, H. Komine, M. Weber, and M. Wickham, Proc. SPIE 6102, 1 (2006).

[2] [2] P. Zhou, Z. Liu, X. Wang, Y. Ma, H. Ma, and X. Xu, Appl. Phys. Lett. 94, 231106 (2009).

[3] [3] E. C. Cheung, J. G. Ho, G. D. Goodno, R. R. Rice, J. Rothenberg, P. Thielen, M. Weber, and M. Wichham, Opt. Lett. 33, 354 (2008).

[4] [4] X. Fan, J. Liu, J. Liu, and J. Wu, Chin. Opt. Lett. 8, 48 (2010).

[5] [5] C. J. Corcoran and K. A. Pash, J. Opt. A 7, L1 (2005).

[6] [6] C. J. Corcoran and F. Durville, Appl. Phys. Lett. 86, 201118 (2005).

[7] [7] B. He, Q. Lou, J. Zhou, J. Dong, Y. Wei, D. Xue, Y. Qi, Z. Su, L. Li, and F. Zhang, Opt. Express 14, 2721 (2006).

[8] [8] W. Wang, B. He, H. Zhang, Y. Xue, Z. Li, X. Liu, J. Zhou, and Q. Lou, Chin. Opt. Lett. 8, 680 (2010).

[9] [9] W. Wang, Q. Lou, B. He, J. Zhou, Z. Li, Y. Xue, and X. Liu, Chin. Opt. Lett. 8, 490 (2010).

[10] [10] B. Wang, E. Mies, M. Minden, and A. Sanchez, Opt. Lett. 34, 863 (2009).

[11] [11] E. J. Bochove, P. K. cheo, and G. G. King, Opt. Lett. 28, 1200 (2003).

[12] [12] H. Bruesselbach, D. Cris Jones, M. Mangir, M. Minden, and J. Rogers, Opt. Lett. 30, 1339 (2005).

[13] [13] S. Auroux, V. Kermμene, A. Desfarges-Berthelemot, and A. Barth?el?emy, Opt. Express 17, 17694 (2009).

[14] [14] J. Lhermite, A. Desfarges-Berthelemot, V. Kermene, and A. Barthelemy, Opt. Lett. 32, 1842 (2007).

[15] [15] W. Chang, T. Wu, H. Winful, and A. Galvanauskas, Opt. Express 18, 9634 (2010).

[16] [16] J. Rothenberg, Proc. SPIE 6873, 687315 (2008).

[17] [17] C. D. Nabors, Appl. Opt. 33, 2284 (1994).

[18] [18] S. Shakir, B. Culver, B. Nelson, Y. Starcher, Proc. SPIE 7070, 70700N (2008).