arXiv:1012.5949 [hep-ph]AbstractReferencesReviewsResources
Possible bound state of the double heavy meson-baryon system
Qing Xu, Hongying Jin, T. G. Steele
Published 2010-12-29, updated 2015-07-17Version 3
We calculate the two-pion exchange potential between a heavy meson and a heavy baryon. We find this potential is as strong as the one-pion exchange potential between two heavy mesons and is enough to bind $\Lambda_b-\bar B$. Though our result is sensitive to the cut-off, the value of the cut-off is in the reasonable region.
Comments: 11 pages, 3 figures, replace the old verson which does not correspond to the published version
Categories: hep-ph
Subjects: 12.39.Fe
Keywords: heavy hadrons, two-pseudoscalar exchanges, two-pseudo-goldstone exchange, chiral perturbation theory, two-kaon exchange potentials
Tags: journal article
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