Constructing effective nucleon-nucleon interaction on the basis of the Idaho potential |
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Authors: | M. S. Onegin |
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Affiliation: | (1) Petersburg Nuclear Physics Institute, Russian Academy of Sciences, Gatchina, 188350, Russia |
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Abstract: | An effective nucleon-nucleon interaction at an energy of 200 MeV is constructed for the Idaho nucleon-nucleon potential obtained on the basis of the theory of spontaneous chiral-symmetry breaking. This interaction approximates the nonlocal t matrix obtained for free nucleon-nucleon scattering from a solution to the Lippmann-Schwinger equation for the Idaho potential. The exact and approximated t matrices for the Paris potential, Idaho potential, and the von Geramb Hamburg potential are compared. The effective potential obtained in the way outlined above is used to calculate the inelastic scattering of 200-MeV polarized protons that is accompanied by the excitation of the 2+ level at 4.44 MeV and the 1+ level at 15.11 MeV in the 12C nucleus and the 6? level at 14.1 MeV in the 28Si nucleus. The results are compared with the results of the calculations on the basis of the Paris potential. |
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