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Phys. Rev. Lett. 83, 4021–4024 (1999)

Contribution of Nucleon-Nucleon P Waves to nt-nt, dd-pt, and dd-dd Scattering Observables

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A. C. Fonseca
Centro de Física Nuclear da Universidade de Lisboa, Avenida Professor Gama Pinto, No. 2, 1649-003 Lisboa, Portugal

Received 16 June 1999; published in the issue dated 15 November 1999

The four-body equations of Alt, Grassberger, and Sandhas [Phys. Rev. C 1, 85 (1970)] are solved for a system of four nucleons, using realistic NN interactions in channels j2. The results of the calculation are compared with data for the reactions dd→dd, dd→p3H, and n3H→n3H. The calculations indicate that the NN P waves have a strong effect on 4N observables including a 10% contribution to the total n3H→n3H cross section at the peak of the low energy resonance.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.83.4021
DOI:
10.1103/PhysRevLett.83.4021
PACS:
21.45.+v, 13.75.Cs, 25.10.+s