Excitation and Ionization of Xenon Atoms in Strong UV Laser Fields

Excitation and Ionization of Xenon Atoms in Strong UV Laser Fields

Year:    2017

Author:    T. X. Yang, Y. Lian, R. Wang, S. W. Zhang, L. H. He, H. Lv, H. F. Xu

Journal of Atomic and Molecular Sciences, Vol. 8 (2017), Iss. 1 : pp. 49–54

Abstract

Neutral Rydberg state excitation in strong UV laser fields of Xe atoms has been studied and compared with direct ionization. The yields of both strong-field excitation and ionization have been measured as a function of UV laser intensity and ellipticity. The underlying physical mechanism has been discussed based on the experimental results, indicating that the Rydberg states are populated via multi-photon resonance excitation in strong 400 nm laser fields. Finally, a comparative study of Xe and $O_2$ with similar ionization potentials have been performed, showing the suppressed excitation of molecules in strong UV laser fields.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/jams.051817.062017a

Journal of Atomic and Molecular Sciences, Vol. 8 (2017), Iss. 1 : pp. 49–54

Published online:    2017-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    6

Keywords:    Strong UV laser field Rydberg state excitation Multi-photon ionization.

Author Details

T. X. Yang

Y. Lian

R. Wang

S. W. Zhang

L. H. He

H. Lv

H. F. Xu