dorsal/arxiv
View SchemaMomentum-space description of three-nucleon breakup reactions including the Coulomb interaction
| Authors | A. Deltuva, A. C. Fonseca, P. U. Sauer |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0509034 |
| URL | https://arxiv.org/abs/nucl-th/0509034 |
| DOI | 10.1103/PhysRevC.72.054004 10.1103/PhysRevC.72.059903 |
| Journal | Phys.Rev.C72:054004,2005; Erratum-ibid.C72:059903,2005 |
Abstract
The Coulomb interaction between the two protons is included in the calculation of proton-deuteron breakup and of three-body electromagnetic disintegration of ${}^3\mathrm{He}$. The hadron dynamics is based on the purely nucleonic charge-dependent (CD) Bonn potential and its realistic extension CD Bonn + $\Delta$ to a coupled-channel two-baryon potential, allowing for single virtual $\Delta$-isobar excitation. Calculations are done using integral equations in momentum space. The screening and renormalization approach is employed for including the Coulomb interaction. Convergence of the procedure is found at moderate screening radii. The reliability of the method is demonstrated. The Coulomb effect on breakup observables is seen at all energies in particular kinematic regimes.
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"abstract": "The Coulomb interaction between the two protons is included in the\ncalculation of proton-deuteron breakup and of three-body electromagnetic\ndisintegration of ${}^3\\mathrm{He}$. The hadron dynamics is based on the purely\nnucleonic charge-dependent (CD) Bonn potential and its realistic extension CD\nBonn + $\\Delta$ to a coupled-channel two-baryon potential, allowing for single\nvirtual $\\Delta$-isobar excitation. Calculations are done using integral\nequations in momentum space. The screening and renormalization approach is\nemployed for including the Coulomb interaction. Convergence of the procedure is\nfound at moderate screening radii. The reliability of the method is\ndemonstrated. The Coulomb effect on breakup observables is seen at all energies\nin particular kinematic regimes.",
"arxiv_id": "nucl-th/0509034",
"authors": [
"A. Deltuva",
"A. C. Fonseca",
"P. U. Sauer"
],
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"nucl-th"
],
"doi": "10.1103/PhysRevC.72.054004 10.1103/PhysRevC.72.059903",
"journal_ref": "Phys.Rev.C72:054004,2005; Erratum-ibid.C72:059903,2005",
"title": "Momentum-space description of three-nucleon breakup reactions including the Coulomb interaction",
"url": "https://arxiv.org/abs/nucl-th/0509034"
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