Determination of higher-order harmonic generation 'cut-offs' through high-resolution time-domain spectroscopy

被引:4
|
作者
Papadogiannis, NA
Kalpouzos, C
Witzel, B
Fotakis, C
Charalambidis, D
机构
[1] Fdn Res & Technol Hellas, Inst Elect Struct & Laser, Laser & Applicat Div, GR-71110 Iraklion, Crete, Greece
[2] Univ Crete, Dept Phys, GR-71003 Iraklion, Crete, Greece
关键词
D O I
10.1088/0953-4075/33/2/104
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A time-resolved spectroscopic technique, employing two time-delayed 60 fs long laser pulses, has been used for spectroscopic studies in higher-order harmonic generation (HOHG) in the gas phase. The frequency spectrum of the coherent components of the measured XUV-radiation is obtained through the Fourier transform of the measured temporal traces. The cut-off of the HOHG has been determined for three different noble gases at several laser intensities. The cut-off is found to follow its well known theoretical formula.
引用
收藏
页码:L79 / L83
页数:5
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