Differential and integral cross sections for elastic electron scattering from CF{sub 2}

We report the results of measurements and calculations of differential and integral cross sections for elastic electron scattering from the CF{sub 2} molecular radical. The energy range of the present investigation was 2-20 eV, while the angular distributions were measured at specific angles within...

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Veröffentlicht in:Physical review. A, Atomic, molecular, and optical physics Atomic, molecular, and optical physics, 2009-05, Vol.79 (5)
Hauptverfasser: Francis-Staite, J. R., Maddern, T. M., Brunger, M. J., Buckman, S. J., Winstead, C., McKoy, V., Bolorizadeh, M. A., Cho, H., ARC Centre for Antimatter-Matter Studies, RSPhysSE, Australian National University, Canberra 0200, A. A. Noyes Laboratory of Chemical Physics, California Institute of Technology, Pasadena, California 91125, Department of Physics, Kerman University of Technology for Graduate Studies, Mahan, Department of Physics, Chungnam National University, Daejeon
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Sprache:eng
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Zusammenfassung:We report the results of measurements and calculations of differential and integral cross sections for elastic electron scattering from the CF{sub 2} molecular radical. The energy range of the present investigation was 2-20 eV, while the angular distributions were measured at specific angles within the scattered electron range 20 deg. - 135 deg. The calculations employed the Schwinger multichannel method and were carried out both in the static-exchange and static-exchange plus polarization (SEP) approximations, with generally quite good agreement found between the data and the SEP level results. This was particularly true at lower energies, illustrating the importance of correctly accounting for the polarization in these collisions.
ISSN:1050-2947
1094-1622
DOI:10.1103/PHYSREVA.79.052705