[1] [1] W. L. Chan, J. Deibel, and D. M. Mittleman, Rep. Prog. Phys. 70, 1325 (2007).

[2] [2] B. B. Hu and M. C. Nuss, Opt. Lett. 20, 1716 (1995).

[3] [3] Y. Wang, Z. Zhao, Z. Chen, Y. Zhang, L. Zhang, and K. Kang, Opt. Lett. 33, 1354 (2008).

[4] [4] N. Karpowicz, H. Zhong, C. Zhang, K.-I. Lin, J.-S. Hwang, J. Xu, and X.-C. Zhang, Appl. Phys. Lett. 86, 054105 (2005).

[5] [5] Y. L. Hor, J. F. Federici, and R. L. Wample, Appl. Opt. 47, 72 (2008).

[6] [6] M. Lu, Y. Zhang, J. Sun, S. Chen, N. Li, G. Zhao, and J. Shen, Chin. Opt. Lett. 3, S239 (2005).

[7] [7] S. Nakajima, H. Hoshina, M. Yamashita, C. Otani, and N. Miyoshi, Appl. Phys. Lett. 90, 041102 (2007).

[8] [8] T. Loffler, T. Bauer, K. J. Siebert, H. G. Roskos, A. Fitzgerald, and S. Czasch, Opt. Express 9, 616 (2001).

[9] [9] K. Edward, T. W. Mayes, B. Hocken, and F. Farahi, Opt. Lett. 33, 216 (2008).

[10] [10] M. Born and E. Wolf, Principles of Optics (7th edn.) (Cambridge University Press, Cambridge, 1999).

[11] [11] J. Van Rudd and D. M. Mittleman, J. Opt. Soc. Am. B 19, 319 (2002).

[12] [12] S. P. Anokhov, J. Opt. Soc. Am. A 24, 2493 (2007).

[13] [13] Z. Xi, X. Yu, and T. Xiao, Chin. Opt. Lett. 6, 700 (2008).

[14] [14] J. W. Goodman, Introduction to Fourier Optics (2nd edn.) (McGraw-Hill, New York, 1996).

[15] [15] S. Barraza-Lopez, D. F. V. James, and P. G. Kwiat, J. Opt. Soc. Am. A 24, 1148 (2007).

[16] [16] N. C. J. van der Valk, W. A. M. van der Marel, and P. C. M. Planken, Opt. Lett. 30, 2802 (2005).