dorsal/arxiv
View SchemaA Particle number conserving shell-correction method
| Authors | K. Pomorski |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0403082 |
| URL | https://arxiv.org/abs/nucl-th/0403082 |
| DOI | 10.1103/PhysRevC.70.044306 |
| Journal | Phys.Rev. C70 (2004) 044306 |
Abstract
The shell correction method is revisited. Contrary to the traditional Strutinsky method, the shell energy is evaluated by an averaging over the number of particles and not over the single-particle energies, which is more consistent with the definition of the macroscopic energy. In addition, the smooth background is subtracted before averaging the sum of single-particle energies, which significantly improves the plateau condition and allows to apply the method also for nuclei close to the proton or neutron drip lines. A significant difference between the shell correction energy obtained with the traditional and the new method is found in particular for highly degenerated single-particle spectra (as i.e. in magic nuclei) while for deformed nuclei (where the degeneracy is lifted to a large extent) both estimates are close, except in the region of super or hyper-deformed states.
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"abstract": "The shell correction method is revisited. Contrary to the traditional\nStrutinsky method, the shell energy is evaluated by an averaging over the\nnumber of particles and not over the single-particle energies, which is more\nconsistent with the definition of the macroscopic energy. In addition, the\nsmooth background is subtracted before averaging the sum of single-particle\nenergies, which significantly improves the plateau condition and allows to\napply the method also for nuclei close to the proton or neutron drip lines. A\nsignificant difference between the shell correction energy obtained with the\ntraditional and the new method is found in particular for highly degenerated\nsingle-particle spectra (as i.e. in magic nuclei) while for deformed nuclei\n(where the degeneracy is lifted to a large extent) both estimates are close,\nexcept in the region of super or hyper-deformed states.",
"arxiv_id": "nucl-th/0403082",
"authors": [
"K. Pomorski"
],
"categories": [
"nucl-th"
],
"doi": "10.1103/PhysRevC.70.044306",
"journal_ref": "Phys.Rev. C70 (2004) 044306",
"title": "A Particle number conserving shell-correction method",
"url": "https://arxiv.org/abs/nucl-th/0403082"
},
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