[1] [1] G. A. Mourou, T. Tajima and S. V. Bulanov, Rev. Mod. Phys. 78 (2006) 309.

[2] [2] Y. I. Salamin, S. X. Hu, K. Z. Hatsagortsyan and C. H. Keitela, Phys. Rep. 427 (2006) 41.

[3] [3] P. X. Wang, Y. K. Ho, X. Q. Yuan, Q. Kong, N. Cao, L. Shao, A. M. Sessler, E. Esarey, E. Moshkovich, Y. Nishida, N. Yugami, H. Ito, J. X. Wang and S. Scheid, J. Appl. Phys. 91 (2002) 856.

[4] [4] H. Hora, Nature 333 (1988) 337.

[5] [5] D. N. Gupta, M. S. Hur and H. Suk, J. Appl. Phys. 102 (2007) 056106.

[6] [6] L. J. Wong and F. X. Kartner, Opt. Lett. 36 (2011) 957.

[7] [7] Y. I. Salamin, Phys. Lett. A 335 (2005) 289.

[8] [8] B. Hafizi, A. Ting, E. Esarey, P. Sprangle and J. Krall, Phys. Rev. E 55 (1997) 5924.

[9] [9] Y. I. Salamin, Phys. Rev. ST Accel. Beams 3 (2000) 059001.

[10] [10] F. Sohbatzadeh, S. Mirzanejhad and M. Ghasemi, Phys. Plasmas 7 (2006) 123108.

[11] [11] G. Malka, E. Lefebvre and J. L. Miquel, Phys. Rev. Lett. 78 (1997) 3314.

[12] [12] E. Lefebvre, G. Malka and J. L. Miquel, Phys. Rev. Lett. 80 (1998) 1352.

[13] [13] K. T. McDonald, Phys. Rev. Lett. 80 (1998) 1350.

[14] [14] P. Mora and B. Quesnel, Phys. Rev. Lett. 80 (1998) 1351.

[15] [15] C. J. Yuan, S. J. Huang, J. X. Wang and P. X. Wang, J. Appl. Phys. 111 (2012) 106102.

[16] [16] P. W. Bridgman, Dimensional Analysis (Yale University Press, New Haven, 1922), p.28.

[17] [17] P. W. Milonni and J. H. Eberly, Lasers (John Wiley & Sons, New York, 1988), p. 487.

[18] [18] P. X. Wang and J. X. Wang, Appl. Phys. Lett. 81 (2002) 4473.