High-Intensity Ionization Approximations: Test of Convergence in a One-Dimensional Model

  • H. S. Antunes Neto
  • L. Davidovich
  • D. Marchesin
Conference paper


Two approaches have been proposed for the problem of atomic ionization by strong electromagnetic fields: one either uses high-order perturbation theory,1,2 or one tries to incorporate approximately the electromagnetic field to all orders, in the so called non-perturbative approximations.3,4


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Copyright information

© Springer Science+Business Media New York 1984

Authors and Affiliations

  • H. S. Antunes Neto
    • 1
    • 2
  • L. Davidovich
    • 3
  • D. Marchesin
    • 4
  1. 1.Departamento de FísicaUniversidade Federal do ParáBelémBrazil
  2. 2.Centro Brasileiro de Pesquisas FísicasRio de JaneiroBrazil
  3. 3.Departamento de FísicaPontifícia Universidade CatólicaRio de JaneiroBrazil
  4. 4.Departamento de MatemáticaPontifícia Universidade CatólicaRio de JaneiroBrazil

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