dorsal/arxiv
View SchemaEffects of Nonlocal One-Pion-Exchange Potential in Deuteron
| Authors | J. L. Forest |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9905063 |
| URL | https://arxiv.org/abs/nucl-th/9905063 |
| DOI | 10.1103/PhysRevC.61.034007 |
| Journal | Phys.Rev.C61:034007,2000 |
Abstract
The off-shell aspects of the one-pion-exchange potential (OPEP) are discussed. Relativistic Hamiltonians containing relativistic kinetic energy, relativistic OPEP with various off-shell behaviors and Argonne $v_{18}$ short-range parameterization are used to study the deuteron properties. The OPEP off-shell behaviors depend on whether a pseudovector or pseudoscalar pion-nucleon coupling is used and are characterized by a parameter $\mu$. We study potentials having $\mu$=-1, 0 and +1 and we find that they are nearly unitarily equivalent. We also find that a nonrelativistic Hamiltonian containing local potentials and nonrelativistic kinetic energy provides a good approximation to a Hamiltonian containing a relativistic OPEP based on pseudovector pion-nucleon coupling and relativistic kinetic energy.
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"abstract": "The off-shell aspects of the one-pion-exchange potential (OPEP) are\ndiscussed. Relativistic Hamiltonians containing relativistic kinetic energy,\nrelativistic OPEP with various off-shell behaviors and Argonne $v_{18}$\nshort-range parameterization are used to study the deuteron properties. The\nOPEP off-shell behaviors depend on whether a pseudovector or pseudoscalar\npion-nucleon coupling is used and are characterized by a parameter $\\mu$. We\nstudy potentials having $\\mu$=-1, 0 and +1 and we find that they are nearly\nunitarily equivalent. We also find that a nonrelativistic Hamiltonian\ncontaining local potentials and nonrelativistic kinetic energy provides a good\napproximation to a Hamiltonian containing a relativistic OPEP based on\npseudovector pion-nucleon coupling and relativistic kinetic energy.",
"arxiv_id": "nucl-th/9905063",
"authors": [
"J. L. Forest"
],
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"doi": "10.1103/PhysRevC.61.034007",
"journal_ref": "Phys.Rev.C61:034007,2000",
"title": "Effects of Nonlocal One-Pion-Exchange Potential in Deuteron",
"url": "https://arxiv.org/abs/nucl-th/9905063"
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