dorsal/arxiv
View SchemaChiral Dynamics of Low-Energy Kaon-Baryon Interactions with Explicit Resonance
| Authors | B. Krippa, J. T. Londergan |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9805011 |
| URL | https://arxiv.org/abs/nucl-th/9805011 |
| DOI | 10.1103/PhysRevC.58.1634 |
| Journal | Phys.Rev.C58:1634-1638,1998 |
Abstract
The processes involving low energy $\bar{K}N$ and $Y\pi$ interactions (where $Y= \Sigma$ or $\Lambda$) are studied in the framework of heavy baryon chiral perturbation theory with the $\Lambda$(1405) resonance appearing as an independent field. The leading and next-to-leading terms in the chiral expansion are taken into account. We show that an approach which explicitly includes the $\Lambda$(1405) resonance as an elementary quantum field gives reasonable descriptions of both the threshold branching ratios and the energy dependence of total cross sections.
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"abstract": "The processes involving low energy $\\bar{K}N$ and $Y\\pi$ interactions (where\n$Y= \\Sigma$ or $\\Lambda$) are studied in the framework of heavy baryon chiral\nperturbation theory with the $\\Lambda$(1405) resonance appearing as an\nindependent field.\n The leading and next-to-leading terms in the chiral expansion are taken into\naccount. We show that an approach which explicitly includes the $\\Lambda$(1405)\nresonance as an elementary quantum field gives reasonable descriptions of both\nthe threshold branching ratios and the energy dependence of total cross\nsections.",
"arxiv_id": "nucl-th/9805011",
"authors": [
"B. Krippa",
"J. T. Londergan"
],
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"nucl-th"
],
"doi": "10.1103/PhysRevC.58.1634",
"journal_ref": "Phys.Rev.C58:1634-1638,1998",
"title": "Chiral Dynamics of Low-Energy Kaon-Baryon Interactions with Explicit Resonance",
"url": "https://arxiv.org/abs/nucl-th/9805011"
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