dorsal/arxiv
View SchemaDispersive and absorptive corrections to the pion-deuteron scattering length
| Authors | V. Lensky, V. Baru, J. Haidenbauer, C. Hanhart, A. Kudryavtsev, U. -G. Meißner |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0608042 |
| URL | https://arxiv.org/abs/nucl-th/0608042 |
| DOI | 10.1016/j.physletb.2006.12.078 |
| Journal | Phys.Lett.B648:46-53,2007 |
Abstract
We present a parameter--free calculation of the dispersive and absorptive contributions to the pion--deuteron scattering length based on chiral perturbation theory. We show that once all diagrams contributing to leading order to this process are included, their net effect provides a small correction to the real part of the pion--deuteron scattering length. At the same time the sizable imaginary part of the pion--deuteron scattering length is reproduced accurately.
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"abstract": "We present a parameter--free calculation of the dispersive and absorptive\ncontributions to the pion--deuteron scattering length based on chiral\nperturbation theory. We show that once all diagrams contributing to leading\norder to this process are included, their net effect provides a small\ncorrection to the real part of the pion--deuteron scattering length.\n At the same time the sizable imaginary part of the pion--deuteron scattering\nlength is reproduced accurately.",
"arxiv_id": "nucl-th/0608042",
"authors": [
"V. Lensky",
"V. Baru",
"J. Haidenbauer",
"C. Hanhart",
"A. Kudryavtsev",
"U. -G. Mei\u00dfner"
],
"categories": [
"nucl-th"
],
"doi": "10.1016/j.physletb.2006.12.078",
"journal_ref": "Phys.Lett.B648:46-53,2007",
"title": "Dispersive and absorptive corrections to the pion-deuteron scattering length",
"url": "https://arxiv.org/abs/nucl-th/0608042"
},
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