Behavior of the relativistic angular and energy distributions of atoms exposed to a strong and low-frequency circularly polarized laser field

(整期优先)网络出版时间:2015-07-17
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InthisLetter,wefocusonthetheoreticalanalysisoftherelativisticenergyandangulardistributionsoftheejectedphotoelectronsduringtherelativistictunnelionizationofatomsbyintense,circularlypolarizedlight.Wemakeasmallmodificationofthegeneralanalyticalexpressionsforthesedistributions.Theroleoftheinitialmomentum,theponderomotivepotential,andtheStarkshiftareconsidered.Wealsopresentthemaximalangleofelectronemission.