[1] YAMASHITA M, YAMANE K, MORITA R. Quasi-automatic phase-control technique for chirp compensation of pulses with over-one-octave bandwidth-generation of few-tomono-cycle optical pulses ［J］. IEEE Journal of Selected Topics in Quantum Electronics, 2006, 12(2): 213-222.

[2] CHANG Z H. Single attosecond pulse and XUV supercontinuum in the high-order harmonic plateau［J］. Physical Review,2004,A70(4): 043802/1-043802/8.

[3] BRABEC T, KRAUSZ F. Intense few-cycle laser fields: Frontiers of nonlinear optics ［J］. Reviews of Modern Physics,2000,72(2): 545-591.

[4] CORKUM P B. Plasma perspective on strong-field multiphoton ionization［J］. Physical Review Letters,1993,71(13):1994-1997.

[5] ANTOINE P, L’HUILLIER A, LEWENSTEIN M, et al. Theory of high-order harmonic generation by an elliptically polarized laser field［J］. Physical Review，1996，A53(3):1725-1745.

[6] HENTSCHEL M, KIENBERGER R, SPIELMANN C, et al. Attosecond metrology［J］. Nature, 2001,414(6863): 509-513.

[7] KIENBERGER R, GOULIELMAKIS E, UIBERACKETR M, et al. Atomic transient recorder［J］. Nature, 2004, 427(6977): 817-821.

[8] GOULIELMAKIS E, SCHULTZE M, HOFSTETTER M, et al. Single-cycle nonlinear optics ［J］. Science, 2008, 320(5883): 1614-1617.

[9] TCHERBAKOFF O, ME′VEL E, DESCAMPS D, et al. Time-gated high-order harmonic generation［J］. Physical Review,2003,A68(4): 043804/1-043804/4.

[10] SANSONE G, BENEDETTI E, CALEARI F, et al. Isolated single-cycle attosecond pulses［J］. Science, 2006, 314(5786): 443-446.

[11] CHEN D Y, WANG Y Q, XIA Y Q. Recent progress of attosecond XUV pulses formed by high-harmonic generation［J］. High Power Laser and Particle Beams,2008,20(9):1409-1412(in Chinese).

[12] WANG Ch, LIU H L, TIAN J S, et al. Analysis on intrinsic atomic phase in process of extreme ultraviolet attosecond pulse generation［J］. Laser Technology,2012,36(3):342-345(in Chinese).

[13] PLATONENKO V T, STRELKOV V V. Single attosecond soft-x-ray pulse generated with a limited laser beam［J］. Journal of the Optical Society of America,1999,B16(3):435-440.