THE FORMATION OF LI-LIKE SATELLITES DURING THE INTERACTION OF FEMTOSECOND LASER-PULSES WITH AL TARGETS

被引:37
作者
MANCINI, RC
AUDEBERT, P
GEINDRE, JP
ROUSSE, A
FALLIES, F
GAUTHIER, JC
MYSYROWICZ, A
CHAMBARET, JP
ANTONETTI, A
机构
[1] UNIV FLORIDA,DEPT PHYS,GAINESVILLE,FL 32611
[2] ECOLE POLYTECH,UTILISAT LASERS INTENSES LAB,F-91128 PALAISEAU,FRANCE
[3] ENSTA,OPT APPL LAB,F-91120 PALAISEAU,FRANCE
关键词
D O I
10.1088/0953-4075/27/9/008
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We present modelling results to interpret Li-like satellite spectra recorded from solid Al targets irradiated with ultra-short (80 fs), high intensity 10(16)-10(17) W cm-2 laser pulses. A fully time-dependent, non-local thermodynamic equilibrium (NLTE) atomic kinetics model must be used to account for the observed satellite peak-intensity distribution; a stationary NLTE model is not sufficient. Hot electron effects on the doubly excited states population kinetics are also considered. Detailed Stark broadened line profiles are employed to compute the synthetic spectra. Modelling results indicate that the satellite emission is emitted in a 100 fs pulse.
引用
收藏
页码:1671 / 1681
页数:11
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