Exploration of High-Harmonic Generation from the CS2 Molecule by the Lewenstein Method in Two-Color Circularly Polarized Laser Field

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摘要 Thehighharmonicgeneration(HHG)fromtheCS2moleculeinintenselaserfieldsisinvestigatedusingtheextendedLewensteinmethod.Tileinitialstateisthehighest-occupiedmolecularorbitaloftheCS2molecule,whichcanbewelldescribedbyGaussianwavepacketusingGAMESS-UKpackage.Comparedwiththecaseoftheellipticallaser,theHHGcanbeextendedintwo-colorcircularlypolarizedlaserfield.Thetime-frequencyanalysisandclassicalelectrontrajectoryaswellastheionizationyieldcurvearealsopresentedtofurtherexplaintheunderlyingmechanism.Afteraddingastaticelectricfieldonthez-direction,thesinglequantumpathcontrolisrealizedandthesupercontinuumspectraareobtained.Moreover,anisolated110aspulsecanbeobtainedbysuperposingtheharmonicsfrom130thto1SOthorder.
机构地区 不详
出版日期 2017年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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