dorsal/arxiv
View SchemaIsospin violation in the vector form factors of the nucleon
| Authors | Bastian Kubis, Randy Lewis |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0605006 |
| URL | https://arxiv.org/abs/nucl-th/0605006 |
| DOI | 10.1103/PhysRevC.74.015204 |
| Journal | Phys.Rev.C74:015204,2006 |
Abstract
A quantitative understanding of isospin violation is an increasingly important ingredient for the extraction of the nucleon's strange vector form factors from experimental data. We calculate the isospin violating electric and magnetic form factors in chiral perturbation theory to leading and next-to-leading order respectively, and we extract the low-energy constants from resonance saturation. Uncertainties are dominated largely by limitations in the current knowledge of some vector meson couplings. The resulting bounds on isospin violation are sufficiently precise to be of value to on-going experimental studies of the strange form factors.
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"abstract": "A quantitative understanding of isospin violation is an increasingly\nimportant ingredient for the extraction of the nucleon\u0027s strange vector form\nfactors from experimental data. We calculate the isospin violating electric and\nmagnetic form factors in chiral perturbation theory to leading and\nnext-to-leading order respectively, and we extract the low-energy constants\nfrom resonance saturation. Uncertainties are dominated largely by limitations\nin the current knowledge of some vector meson couplings. The resulting bounds\non isospin violation are sufficiently precise to be of value to on-going\nexperimental studies of the strange form factors.",
"arxiv_id": "nucl-th/0605006",
"authors": [
"Bastian Kubis",
"Randy Lewis"
],
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"nucl-th",
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],
"doi": "10.1103/PhysRevC.74.015204",
"journal_ref": "Phys.Rev.C74:015204,2006",
"title": "Isospin violation in the vector form factors of the nucleon",
"url": "https://arxiv.org/abs/nucl-th/0605006"
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