High harmonic generation at the tunneling ionization of atoms by intense laser radiation near the classical cut-off

被引：2

作者：

Gets, A. V. ^{[1
]}

Krainov, V. P. ^{[1
]}

机构：

[1] Moscow Inst Phys & Technol, Dolgoprudnyi 141700, Moscow Region, Russia

来源：

LASER PHYSICS LETTERS | 2018年 / 15卷 / 01期

关键词：

harmonic generation; tunneling ionization; three-step model; photon spectra; FIELD;

D O I：

10.1088/1612-202X/aa8ae1

中图分类号：

O43 [光学];

学科分类号：

070207 ; 0803 ;

摘要：

The yield of spontaneous photons at the tunneling ionization of atoms by intense low-frequency laser radiation near the classical cut-off is estimated analytically by using the three-step model. The Bell-shaped dependence in the universal photon spectrum is explained qualitatively.

引用

页数：3

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