Abstract
Differential cross section for the ^1H(d,pp)n reaction is sensitive to various dynamical ingredients and allows for thorough tests of theoretical potentials describing the interaction in the three nucleon systems. The analysis of the experimental data collected for the breakup reaction at the beam energy of 100 MeV has been performed and the first cross section results for selected configurations are presented in this paper. They are in good agreement with calculations based on the realistic potentials. Studies at this relatively low energy will also be important for examining awaited calculations within the Chiral Effective Field Theory.
Highlights
The deuteron breakup reaction: p + d → p + p + n is characterized by a rich kinematics of the final state
The data analysis was concentrated on the proton-proton ( p − p) coincidences with the aim to determine the differential cross section for the breakup reaction
In order to obtain differential cross section, the luminosity should be determined on the basis of the number of the elastically-scattered protons at a given polar angle and the known cross section for elastic scattering at the studied energy
Summary
The deuteron breakup reaction: p + d → p + p + n is characterized by a rich kinematics of the final state. Particular kinematic configurations of the outgoing nucleons show various sensitivity to specific components of the reaction dynamics. The breakup reaction is a perfect tool for testing nuclear interaction models. With increasing energy of interaction, the dynamical effects of few-nucleons, like three nucleon force (3NF) [1,2] and the relativistic component [3], start playing an important role and must be included in theoretical calculations. In case of the dp breakup reaction, the Coulomb force has a very significant influence on the cross section and should be included in theory. In case of Coupled Channel (CC) framework the 3N interactions are modelled by explicit treatment of a single. Kalantar-Nayestanaki ESRIG, University of Groningen, NL-9747, AA Groningen, The Netherlands
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