dorsal/arxiv
View SchemaProduction of cold fragments in nucleus-nucleus collisions in the Fermi-energy domain
| Authors | M. Veselsky, G. A. Souliotis |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0607032 |
| URL | https://arxiv.org/abs/nucl-th/0607032 |
| DOI | 10.1016/j.nuclphysa.2006.11.019 |
| Journal | Nucl.Phys.A781:521-530,2007 |
Abstract
The reaction mechanism of nucleus-nucleus collisions at projectile energies around the Fermi energy is investigated with emphasis on the production of fragmentation-like residues. The results of simulations are compared to experimental mass distributions of elements with Z = 21 - 29 observed in the reactions 86Kr+124,112Sn at 25 AMeV. The model of incomplete fusion is modified and a component of excitation energy of the cold fragment dependent on isospin asymmetry is introduced. The modifications in the model of incomplete fusion appear consistent with both overall model framework and available experimental data. A prediction is provided for the production of very neutron-rich nuclei using a secondary beam of 132Sn where e.g. the reaction 132Sn+238U at 28 AMeV appears as a possible alternative to the use of fragmentation reactions at higher energies.
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"abstract": "The reaction mechanism of nucleus-nucleus collisions at projectile energies\naround the Fermi energy is investigated with emphasis on the production of\nfragmentation-like residues. The results of simulations are compared to\nexperimental mass distributions of elements with Z = 21 - 29 observed in the\nreactions 86Kr+124,112Sn at 25 AMeV. The model of incomplete fusion is modified\nand a component of excitation energy of the cold fragment dependent on isospin\nasymmetry is introduced. The modifications in the model of incomplete fusion\nappear consistent with both overall model framework and available experimental\ndata. A prediction is provided for the production of very neutron-rich nuclei\nusing a secondary beam of 132Sn where e.g. the reaction 132Sn+238U at 28 AMeV\nappears as a possible alternative to the use of fragmentation reactions at\nhigher energies.",
"arxiv_id": "nucl-th/0607032",
"authors": [
"M. Veselsky",
"G. A. Souliotis"
],
"categories": [
"nucl-th",
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],
"doi": "10.1016/j.nuclphysa.2006.11.019",
"journal_ref": "Nucl.Phys.A781:521-530,2007",
"title": "Production of cold fragments in nucleus-nucleus collisions in the Fermi-energy domain",
"url": "https://arxiv.org/abs/nucl-th/0607032"
},
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