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Theoretical and Experimental study on Attosecond high-order Harmonics Radiation at SIOM
Ruxin Li,Xinhua Xie,Zhinan Zeng,Zhizhan Xu 한국물리학회 2004 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.44 No.32
Phase-matched high-order harmonic generation in an Ar gas-lled cell was investigated experimentally. We found that the spatial prole of high-order harmonics under the phase-matching condition was quite dierent from that of the phase-mismatching case. Also, the scheme of highintensity attosecond high-order harmonic generation driven by a synthesized laser eld is proposed. This new scheme provides a possible approach for producing a high-energy attosecond XUV pulse, which is useful for nonlinear attosecond spectroscopy.