[1] [1] Protopapas M, Keitel C H, Knight P L. Atomic physics with super-high intensity lasers. Rep. Prog. Phys., 1997, 60(4):389～486

[2] [2] Krause J L, Schafer K J, Kulander K C. High-order harmonic generation from atoms and ions in the high intensity regime. Phys. Rev. Lett., 1992, 68(24):3535～3538

[3] [3] Schmidt M, Normand D, Cornaggia C. Laser-induced trapping of chlorine molecules with pico- and femtosecond pulses. Phys. Rev. (A), 1994, 50(6):5037

[4] [4] Seideman T, Ivanov M Y, Corkum P B. Role of electron localization in intense-field molecular ionization. Phys. Rev. Lett., 1995, 75(15):2819～2822

[5] [5] Bandrauk A D, Yu H T. High-order harmonic generation at long range in intense laser pulses. J. Phys. (B): At. Mol. Opt. Phys., 1998, 31(18):4243～4255

[6] [6] Su Q, Eberly J H. Dynamics of atomic ionization suppression and electron localization in an intense high-frequency radiation field. Phys. Rev. Lett., 1990, 64(8):862～865

[7] [7] Kulander K C, Mies F H, Schafer K J. Model for studies of laser-induced nonlinear processes in molecules. Phys.Rev. (A), 1996, 53(4):2562～2570

[8] [8] Numico R, Giulietti D, Giulietti A et al.. High-order harmonic generation from a linear chain of ions. J. Phys. (B): Atom. Mol. Opt. Phys., 2000, 33(13):2605～2615

[9] [9] Kuchiev M Y, Ostrovsky V N. Quantum theory of high harmonic generation as a three-step process. Phys. Rev. (A), 1999, 60(4):3111～3124