dorsal/arxiv
View SchemaCorrelated $\bbox{\pi \rho}$ Exchange in the $\bbox{NN}$ Interaction
| Authors | G. Janssen, K. Holinde, J. Speth |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9508022 |
| URL | https://arxiv.org/abs/nucl-th/9508022 |
Abstract
We evaluate the contribution to the nucleon-nucleon interaction due to correlated $\pi\rho$ exchange in the $\pi$, $\omega$, and $A_1$/$H_1$ channels by means of dispersion-theoretic methods based on a realistic meson exchange model for the interaction between $\pi$ and $\rho$ mesons. These processes have substantial effects: In the pionic channel it counterbalances the suppression generated by a soft $\pi NN$ form factor of monopole type with a cutoff mass of about 1 GeV; in the $\omega$-channel it provides nearly half of the empirical repulsion, leaving little room for explicit quark-gluon effects.
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"abstract": "We evaluate the contribution to the nucleon-nucleon interaction due to\ncorrelated $\\pi\\rho$ exchange in the $\\pi$, $\\omega$, and $A_1$/$H_1$ channels\nby means of dispersion-theoretic methods based on a realistic meson exchange\nmodel for the interaction between $\\pi$ and $\\rho$ mesons. These processes have\nsubstantial effects: In the pionic channel it counterbalances the suppression\ngenerated by a soft $\\pi NN$ form factor of monopole type with a cutoff mass of\nabout 1 GeV; in the $\\omega$-channel it provides nearly half of the empirical\nrepulsion, leaving little room for explicit quark-gluon effects.",
"arxiv_id": "nucl-th/9508022",
"authors": [
"G. Janssen",
"K. Holinde",
"J. Speth"
],
"categories": [
"nucl-th"
],
"title": "Correlated $\\bbox{\\pi \\rho}$ Exchange in the $\\bbox{NN}$ Interaction",
"url": "https://arxiv.org/abs/nucl-th/9508022"
},
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"type": "Model",
"variant": "snapshot-2026-03-01",
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