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On the chiral effective meson-baryon Lagrangian at third order

  • M. Frink
  • U. -G. Meißner
Letter

Abstract.

We show that the recently constructed complete and “minimal” third-order meson-baryon effective chiral Lagrangian can be further reduced from 84 to 78 independent operators.

PACS.

12.39.Fe Chiral Lagrangians 

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References

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    J.A. Oller, M. Verbeni, J. Prades, arXiv:hep-ph/0608204.Google Scholar
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    N. Fettes, U.-G. Meißner, M. Mojžiš, S. Steininger, Ann. Phys. (N.Y.) 283, 273 (2000)CrossRefADSGoogle Scholar
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    A. Krause, Helv. Phys. Acta 63, 3 (1990).Google Scholar
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    M. Frink, U.-G. Meißner, The chiral effective meson-baryon Lagrangian at fourth order, in preparation.Google Scholar
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    M. Frink, U.-G. Meißner, JHEP 0407, 028 (2004) [arXiv:hep-lat/0404018].CrossRefADSGoogle Scholar

Copyright information

© Società Italiana di Fisica and Springer-Verlag 2006

Authors and Affiliations

  1. 1.Helmholtz-Institut für Strahlen- und Kernphysik (Theorie)Universität BonnBonnGermany
  2. 2.Institut für Kernphysik (Theorie)Forschungszentrum JülichJülichGermany

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