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Phys. Rev. A 69, 042718 (2004) [8 pages]

Resonant charge exchange and relevant transport cross sections for excited states of oxygen and nitrogen atoms

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A. V. Eletskii1, M. Capitelli2,3, R. Celiberto4,3, and A. Laricchiuta3
1Russian Research Center “Kurchatov Institute,” Kurchatov Square, Moscow 123182, Russia
2Department of Chemistry, University of Bari, Bari, Italy
3IMIP-CNR, Sezione Territoriale di Bari, Bari, Italy
4DICA, Politecnico di Bari, Bari, Italy

Received 1 August 2002; published 30 April 2004

Resonant charge-exchange cross sections and the relevant transport (diffusion) cross sections for excited states of nitrogen and oxygen atoms have been calculated. The calculation is performed using the asymptotic approach, based on the single-electron asymptotic representation of the electron wave function. The ground-state cross sections are in a good agreement with those calculated via comprehensive quantum chemical approach. The results of calculations demonstrate a reasonable accuracy and a high convenience of this approach in determination of cross sections for the manifold of excited states of atoms.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.69.042718
DOI:
10.1103/PhysRevA.69.042718
PACS:
34.70.+e, 52.20.Hv