TUNNELING IONIZATION OF ATOMS AND ATOMIC IONS IN AN INTENSE LASER FIELD WITH A NONHOMOGENEOUS SPACE-TIME DISTRIBUTION

被引:15
作者
AMMOSOV, MV
GOLOVINSKY, PA
KIYAN, IY
KRAINOV, VP
RISTIC, VM
机构
[1] MOSCOW ENGN PHYS INST, 115409 MOSCOW, USSR
[2] KRAGUEVAC UNIV, 34000 KRAGUEVAC, YUGOSLAVIA
关键词
D O I
10.1364/JOSAB.9.001225
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
An analytical theory of tunneling ionization in the field of a short, high-intensity laser pulse is developed. It is shown that the space-time distribution of the laser field affects the yield of ions produced with tunneling. We derive an expression for the threshold appearance intensity, which gives values that agree well with experimental data. Also derived is an expression for the probability of ionization in an ultrashort pulse of an electric field.
引用
收藏
页码:1225 / 1230
页数:6
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