Proton polarization and differential cross section for the (3He,p) reaction on 6Li and 9Be at 14 MeV |
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Authors: | M Irshad C Rioux J Asai R Pigeon RJ Slobodrian |
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Institution: | Laboratoire de Physique Nucléaire, Département de Physique, Université Lavai, Québec GIK 7P4, Canada |
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Abstract: | Angular distributions of the proton polarization and the differential cross section have been measured for the reaction (3He, p) initiated by 14 MeV incident 3He particles and proceeding to the ground and the first excited states of the final nuclei 8Be and 11B. Large polarization values were observed, especially for the 9Be(3He, p)11B reaction leading to both the ground and the first excited states in 11B. The experimental results have been analysed in terms of a two-nucleon transfer spindependent distorted-waves theory using finite-range formalism and including corrections due to the non-locality of the optical potentials. A proper coherent summation over L and S, whenever necessary was included in the DWBA calculations of the polarization and the differential cross section as implied by the presence of the spin-orbit terms in the optical-model potentials used to generate the distorted waves. |
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Keywords: | Nuclear reactions |
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