SPECTRALLY MODULATED 2ND-HARMONIC EMISSION FROM LASER-PLASMA FILAMENTS

被引:6
|
作者
GIULIETTI, D [1 ]
BIANCALANA, V [1 ]
BORGHESI, M [1 ]
CHESSA, P [1 ]
GIULIETTI, A [1 ]
SCHIFANO, E [1 ]
机构
[1] IST FIS ATOM & MOLEC,I-56127 PISA,ITALY
关键词
D O I
10.1016/0030-4018(94)90056-6
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Spectra of forward emitted second harmonic light from laser interaction with filamentary plasmas have been experimentally studied. Rather regular modulations in the frequency domain have been observed into overall red-shifted spectra. The observed spectral features are consistent with self-phase-modulation of the intense laser light in growing filaments. A model accounts for this effect.
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页码:52 / 58
页数:7
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