[1] A. J. Pinkerton, Optics & Laser Technology 78, 25 (2016).
[2] T. Silvestre, J. Francisco, L. Maigyte and M. Malinauskas, Physical Review A 84, 033812-1 (2013).
[3] N. Madamopoulos and F. Papageorgiou, Journal of Display Technology 10, 832 (2014).
[4] E. Chen, R. Wu and T. Guo, Optics Communications 321, 78 (2014).
[5] N. Koichiro and S. Kenichiro, SID Symposium Digest of Technical Papers 46, 704 (2015).
[6] Z. B. Wei, L. H. Yang and Y. Guo, Journal of Optoelectronics ·Laser 26, 1967 (2015). (in Chinese)
[7] R. M. Wu, P. Liu, Y. Q. Zhang, Z. R. Zheng, H. F. Li and X. Liu, Opt. Express 21, 20974 (2013).
[8] E. Chen and R. Wu, Opt. Eng. 54, 065103 (2015).
[9] H. Wua, X. Zhang and P. Geb, Optics & Laser Technology 72, 79 (2015).
[10] A. B uerle, A. Bruneton, R. Wester, J. Stollenwerk and P. Loosen, Opt. Express 20, 14477 (2012).
[11] P. J. Smilie and T. J. Suleski, Opt. Lett. 36, 4170 (2011).
[12] K. C. Lin, Optical Review 21, 639 (2014).
[13] W. Yan and Z. Guo, Journal of Optoelectronics·Laser 10, 1878 (2014). (in Chinese)