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Hyperon scalar form factors

  • Theoretical Physics
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Abstract.

We estimate, by means of a model, the long-range part of the hyperon scalar form factors and their contribution to the pion-hyperon sigma term.

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References

  1. G. Bunce et al. , Phys. Rev. Lett. 36, 1113 (1976); K. Heller et al. , Phys. Rev. Lett. 41, 607 (1978); R. Ramerika et al. , Phys. Rev. D 33, 3172 (1986); C. Wilkinson et al. , Phys. Rev. Lett. 58, 855 (1987); P.M. Ho et al. , Phys. Rev. D 44, 3402 (1991); A. Morelos et al. , Phys. Rev. Lett. 71, 2172 (1993)

    Article  Google Scholar 

  2. Y. Hama, T. Kodama, Phys. Rev. D 48, 3116 (1993)

    Article  ADS  Google Scholar 

  3. C.C. Barros, Ph.D. Thesis, Institute of Physics, University of São Paulo, 2001, unpublished

  4. C.C. Barros, Y. Hama, hep-ph/0507013

  5. C.C. Barros, Y. Hama, Braz. J. Phys. 34, 283 (2004)

    Article  Google Scholar 

  6. C.C. Barros, Y. Hama, Phys. Rev. C 63, 065203 (2001)

    Article  ADS  Google Scholar 

  7. G. Kallen, Elementary particle physics (Addison-Wesley Publishing Company 1964)

  8. E.T. Osypowski, Nucl. Phys. B 21, 615 (1970); M.G. Olsson, E.T. Osypowski, Nucl. Phys. B 101, 136 (1975); H.T. Coelho, T.K. Das, M.R. Robilotta, Phys. Rev. C 28, 1812 (1983)

    ADS  Google Scholar 

  9. M.R. Robilotta, Phys. Rev. C 63, 044004 (2001)

    Article  ADS  Google Scholar 

  10. J. Gasser, M.E. Sainio, A. ?varc, Nucl. Phys. B 307, 779 (1988); T. Becher, H. Leutwyler, Eur. Phys. J. C 9, 643 (1999); JHEP 106, 17 (2001)

    Article  ADS  Google Scholar 

  11. A.I. L'vov, S. Scherer, B. Pasquini, C. Unkmeir, D. Drechsel, Phys. Rev. C 64, 015203 (2001)

    Article  ADS  Google Scholar 

  12. J. Gasser, H. Leutwyler, M.E. Sainio, Phys. Lett. B 253, 252, 260 (1991)

    Article  ADS  Google Scholar 

  13. H. Pilkuhn, The interaction of hadrons (North-Holland, Amsterdam 1967)

  14. B.R. Martin, Phys. Rev. B 138, 1136 (1965)

    Article  ADS  Google Scholar 

  15. B. Loiseau, S. Wylech, Phys. Rev. C 63, 034003 (2001)

    Article  ADS  Google Scholar 

Download references

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Authors and Affiliations

  1. Instituto de Física, Universidade de São Paulo, C.P. 66318, 05315-970, São Paulo, SP, Brazil

    C. C. Barros Jr. & M. R. Robilotta

Authors
  1. C. C. Barros Jr.
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  2. M. R. Robilotta
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Correspondence to C. C. Barros Jr..

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Barros, C.C., Robilotta, M.R. Hyperon scalar form factors. Eur. Phys. J. C 45, 445–450 (2006). https://doi.org/10.1140/epjc/s2005-02429-0

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  • DOI: https://doi.org/10.1140/epjc/s2005-02429-0

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