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Phys. Rev. A 61, 032719 (2000) [8 pages]

Direct differential-cross-section calculations for ion-atom and atom-atom collisions in the keV range

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R. Cabrera-Trujillo, J. R. Sabin, Y. Öhrn, and E. Deumens
Quantum Theory Project, Department of Chemistry and Department of Physics, University of Florida, Gainesville, Florida 32611-8435

Received 11 August 1999; published 16 February 2000

The direct differential cross section and the total cross section for scattering of 0.5-, 1.5-, and 5.0-keV H+, H, and He projectiles by He and Ne targets over the laboratory scattering angle range 0.01°-10.0° are studied using the electron nuclear dynamics theory, which treats the simultaneous dynamics of all electrons and nuclei. Emphasis is put on the quantum effects of the forward peak scattering. Comparison of the present results with available experimental data shows very good agreement.

© 2000 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.61.032719
DOI:
10.1103/PhysRevA.61.032719
PACS:
34.50.-s