dorsal/arxiv
View SchemaSpin-Excitation Mechanisms in Skyrme-Force Time-Dependent Hartree-Fock
| Authors | J. A. Maruhn, P. -G. Reinhard, P. D. Stevenson, M. R. Strayer |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0604070 |
| URL | https://arxiv.org/abs/nucl-th/0604070 |
| DOI | 10.1103/PhysRevC.74.027601 |
| Journal | Phys.Rev. C74 (2006) 027601 |
Abstract
We investigate the role of odd-odd (with respect to time inversion) couplings in the Skyrme force on collisions of light nuclei, employing a fully three-dimensional numerical treatment without any symmetry restrictions and with modern Skyrme functionals. We demonstrate the necessity of these couplings to suppress spurious spin excitations owing to the spin-orbit force in free translational motion of a nucleus but show that in a collision situation there is a strong spin excitation even in spin-saturated systems which persists in the departing fragments. The energy loss is considerably increased by the odd-odd terms.
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"abstract": "We investigate the role of odd-odd (with respect to time inversion) couplings\nin the Skyrme force on collisions of light nuclei, employing a fully\nthree-dimensional numerical treatment without any symmetry restrictions and\nwith modern Skyrme functionals. We demonstrate the necessity of these couplings\nto suppress spurious spin excitations owing to the spin-orbit force in free\ntranslational motion of a nucleus but show that in a collision situation there\nis a strong spin excitation even in spin-saturated systems which persists in\nthe departing fragments. The energy loss is considerably increased by the\nodd-odd terms.",
"arxiv_id": "nucl-th/0604070",
"authors": [
"J. A. Maruhn",
"P. -G. Reinhard",
"P. D. Stevenson",
"M. R. Strayer"
],
"categories": [
"nucl-th"
],
"doi": "10.1103/PhysRevC.74.027601",
"journal_ref": "Phys.Rev. C74 (2006) 027601",
"title": "Spin-Excitation Mechanisms in Skyrme-Force Time-Dependent Hartree-Fock",
"url": "https://arxiv.org/abs/nucl-th/0604070"
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