[1] [1] M. Aoyama, K. Yamakawa, Y. Akahane, J. Ma, N. Inoue, H. Ueda, H. Kiriyama, Opt. Lett. 28, 1594 (2003)

[2] [2] S. Witte, R.T. Zinkstok,W. Hogervorst, K.S.E. Eikema, Opt. Express 13, 4903 (2005)

[3] [3] S.-W. Bahk, P. Rousseau, T.A. Planchon, V. Chvykov, G. Kalintchenko, A. Maksimchuk, G.A. Mourou, V. Yanovsky, Opt. Lett. 29, 2837 (2004)

[4] [4] L.Q. Liu, H.S. Peng, K.N. Zhou, X.D. Wang, X. Wang, X.M. Zhang, Q.H. Zhu, X.J. Huang, X.F.Wei, R. Huan, Proc. SPIE 5856, 646 (2005)

[5] [5] T. Tajima, G. Mourou, Phys. Rev. ST Accel. Beams 5, 031 301 (2002)

[6] [6] W.P. Leemans, B. Nagler, A.J. Gonsalves, Cs. T′oth, K. Nakamura, C.G.R. Geddes, E. Esarey, C.B. Schroeder, S.M. Hooker, Nat. Phys. 2, 696 (2006)

[7] [7] S.P.D. Mangles, C.D. Murphy, Z. Najmudin, A.G.R. Thomas, J.L. Collier, A.E. Dangor, E.J. Divall, P.S. Foster, J.G. Gallacher, C.J. Hooker, D.A. Jaroszynski, A.J. Langley, W.B. Mori, P.A. Norreys, F.S. Tsung, R. Viskup, B.R. Walton, K. Krushelnick, Nature 431, 535 (2004)

[8] [8] C.G.R. Geddes, Cs. T′oth, J. van Tilborg, E. Esarey, C.B. Schroeder, D. Bruhwiler, C. Nieter, J. Cary, W.P. Leemans, Nature 431, 538 (2004)

[9] [9] J. Faure, Y. Glinec, A. Pukhov, S. Kiselev, S. Gordienko, E. Lefebvre, J.P. Rousseau, F. Burgy, V. Malka, Nature 431, 541 (2004)

[10] [10] Y.I. Salamin, C.H. Keitel, Phys. Rev. Lett. 88, 095 005 (2002)

[11] [11] Y.I. Salamin, C.H. Keitel, Appl. Phys. Lett. 77, 1082 (2000)

[12] [12] Y.I. Salamin, Phys. Lett. A 335, 289 (2005)

[13] [13] W. Yu, V. Bychenkov, Y. Sentoku, M.Y. Yu, Z.M. Sheng, K. Mima, Phys. Rev. Lett. 85, 570 (2000)

[14] [14] W. Yu, Z.Y. Chen, M.Y. Yu, L.J. Qian, P.X. Lu, R.X. Li, K. Koyama, Phys. Rev. E 66, 036 406 (2002)

[15] [15] H. Liu, X.T. He, H. Hora, Appl. Phys. B 82, 93 (2006)

[16] [16] C. Varin, M. Pich′e, Appl. Phys. B 74, 83 (2002)

[17] [17] D. Li, K. Imasaki, Appl. Phys. Lett. 86, 031 110 (2005)

[18] [18] K.P. Singh, Appl. Phys. Lett. 87, 254 102 (2005)

[19] [19] Q. Kong, S. Miyazaki, S. Kawata, K. Miyauchi, K. Sakai, Y.K. Ho, K. Nakajima, N. Miyanaga, J. Limpouch, A.A. Andreev, Phys. Rev. E 69, 056 502 (2004)

[20] [20] D.N. Gupta, H. Suk, Phys. Plasmas 13, 013 105 (2006)

[21] [21] P.X. Wang, Y.K. Ho, X.Q. Yuan, Q. Kong, N. Cao, A.M. Sessler, E. Esarey, Y. Nishida, Appl. Phys. Lett. 78, 2253 (2001)

[22] [22] J. Pang, Y.K. Ho, N. Cao, L. Shao, Y.J. Xie, Z. Chen, S.Y. Zhang, Appl. Phys. B 76, 617 (2003)

[23] [23] S. De Silvestri, P. Laporta, V. Magni, O. Svelto, B. Majocchi, Opt. Lett. 13, 201 (1988)

[24] [24] F. G. Patterson, R. Gonzales, M.D. Perry, Opt. Lett. 16, 1107 (1991)

[25] [25] W. Wang, P.X. Wang, Y.K. Ho, Q. Kong, Z. Chen, Y. Gu, S.J. Wang, Europhys. Lett. 73, 211 (2006)

[26] [26] F. Gori, Opt. Commun. 107, 335 (1994)

[27] [27] V. Bagini, R. Borghi, F. Gori, A.M. Pacileo, M. Santarsiero, D. Ambrosini, G. Schirripa, J. Opt. Soc. Am. A 13, 1385 (1996)

[28] [28] M. Santarsiero, D. Aiello, R. Borghi, S. Vicalvi, J. Mod. Opt. 44, 633 (1997)

[29] [29] P.X.Wang, J.X.Wang, Appl. Phys. Lett. 81, 4473 (2002)

[30] [30] WANG et al. Effects of sidelobes of focused flat-topped laser beams on vacuum electron acceleration 279

[31] [31] Y.K. Ho, J.X.Wang, L. Feng,W. Scheid, H. Hora, Phys. Lett. A 220, 189 (1996)

[32] [32] T.W.B. Kibble, Phys. Rev. Lett. 23, 1054 (1966)

[33] [33] T.W.B. Kibble, Phys. Rev. 150, 1060 (1966)

[34] [34] F.V. Hartemann, S.N. Fochs, G.P. Le Sage, N.C. Luhmann, J.G. Woodworth, M.D. Perry, Y.J. Chen, A.K. Kerman, Phys. Rev. E 51, 4833 (1995)

[35] [35] F.V. Hartemann, A.L. Troha, N.C. Luhmann, Z. Toffano, Phys. Rev. E 54, 2956 (1996)

[36] [36] M.V. Fedorov, S.P. Goreslavsky, V.S. Letokhov, Phys. Rev. E 55, 1015 (1996)

[37] [37] Y.I. Salamin, F.H.M. Faisal, Phys. Rev. A 55, 3678 (1997)

[38] [38] F.V. Hartemann, J.R. Van Meter, A.L. Troha, E.C. Landahl, N.C. Luhmann, H.A. Baldis, A. Gupta, A.K. Kerman, Phys. Rev. E 58, 5001 (1998)

[39] [39] F.V. Hartemann, A.K. Kerman, Phys. Rev. Lett. 76, 624 (2001)

[40] [40] Z. Chen, Y.K. Ho, Y.J. Xie, S.Y. Zhang, Z. Yan, J.J. Xu, Y.Z. Lin, J.F. Hua, Appl. Phys. Lett. 85, 2475 (2004)