dorsal/arxiv
View SchemaTheta^+ baryon production from gamma N and NN scattering
| Authors | Seung-Il Nam, Atsushi Hosaka, Hyun-Chul Kim |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0411119 |
| URL | https://arxiv.org/abs/nucl-th/0411119 |
Abstract
We investigate Theta^+ production via gamma N and NN reactions in order to obtain information on the structure of Theta^+, especially its parity. We observe that the positive parity. Theta^+production provides about ten times total cross sections than those of the negative parity one in both photon and nucleon induced reactions due to P-wave enhancement of the KNTheta vertex. We also consider the model independent method in the nucleon induced reaction to determine the parity of Theta^+ and show clearly distinguishable signals for the two parities.
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"abstract": "We investigate Theta^+ production via gamma N and NN reactions in order to\nobtain information on the structure of Theta^+, especially its parity. We\nobserve that the positive parity. Theta^+production provides about ten times\ntotal cross sections than those of the negative parity one in both photon and\nnucleon induced reactions due to P-wave enhancement of the KNTheta vertex. We\nalso consider the model independent method in the nucleon induced reaction to\ndetermine the parity of Theta^+ and show clearly distinguishable signals for\nthe two parities.",
"arxiv_id": "nucl-th/0411119",
"authors": [
"Seung-Il Nam",
"Atsushi Hosaka",
"Hyun-Chul Kim"
],
"categories": [
"nucl-th",
"hep-ph"
],
"title": "Theta^+ baryon production from gamma N and NN scattering",
"url": "https://arxiv.org/abs/nucl-th/0411119"
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