Choice of heavy baryon currents in the relativistic three-quark model

M. A. Ivanov, J. G. Körner, V. E. Lyubovitskij, M. A. Pisarev, and A. G. Rusetsky
Phys. Rev. D 61, 114010 – Published 8 May 2000
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Abstract

We test the sensitivity of bottom baryon observables with regard to the choice of the interpolating three-quark currents within the relativistic three-quark model. We have found that the semileptonic decay rates are clearly affected by the choice of currents, whereas the asymmetry parameters show only a very weak dependence on the choice of current.

  • Received 22 November 1999

DOI:https://doi.org/10.1103/PhysRevD.61.114010

©2000 American Physical Society

Authors & Affiliations

M. A. Ivanov1, J. G. Körner2, V. E. Lyubovitskij1,3,6, M. A. Pisarev3,4, and A. G. Rusetsky1,5,7

  • 1Bogoliubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research, 141980 Dubna (Moscow region), Russia
  • 2Johannes Gutenberg-Universität, Institut für Physik, Staudinger Weg 7, D-55099 Mainz, Germany
  • 3Department of Physics, Tomsk State University, 634050 Tomsk, Russia
  • 4University Center of the Joint Institute for Nuclear Research, 141980 Dubna (Moscow region), Russia
  • 5HEPI, Tbilisi State University, 380086 Tbilisi, Georgia
  • 6Institut für Theoretische Physik, Universität Tübingen, Auf der Morgenstelle 14, D-72076 Tübingen, Germany
  • 7Institute for Theoretical Physics, University of Bern, Sidlerstrasse 5, CH-3012, Bern, Switzerland

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Issue

Vol. 61, Iss. 11 — 1 June 2000

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