Zeitschrift für Physik A Atoms and Nuclei

, Volume 302, Issue 1, pp 73–77 | Cite as

On the role of the delta resonances in high energy heavy ion reactions

  • H. W. Barz
  • B. Lukács
  • J. Zimányi
  • G. Fái
  • B. Jakobsson


Proton and pion spectra from relativistic heavy ion collisions are calculated in the framework of a hydrochemical model. An explanation of the striking absence of the delta decay pion peak in the observed pion spectra is suggested.


Elementary Particle Decay Pion Pion Spectrum Hydrochemical Model Striking Absence 
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  1. 1.
    Nagamiya, S.: Proceedings of the 4th High Energy Heavy Ion Summer Study, Berkely, July 1978. LBL-776, UC-34C, Conf. -780766Google Scholar
  2. 2.
    Nagamiya, S.: Talk presented at the Conference “Nuclear Physics in Heavy Ion Collisions between 10 and 300 MeV/nucleon”, Copenhagen, September 1979Google Scholar
  3. 3.
    Siemens, P.J., Rasmussen, J.O.: Phys. Rev. Lett.42, 880 (1979)CrossRefGoogle Scholar
  4. 4.
    Westfall, G.D., Gosset, J.G., Johansen, P.J., Poskanzer, A.M., Meyer, W.G., Gutbrod, H.H., Sandoval, A., Stock, R.: Phys. Rev. Lett.37, 1202 (1976); Mekjian, A.: Phys. Rev. Lett.38, 640 (1977)CrossRefGoogle Scholar
  5. 5.
    Montvay, I., Zimányi, J.: Nucl. Phys. A316, 490 (1979)Google Scholar
  6. 6.
    Zimányi, J.: Proceedings of the EPS Conference “Large Amplitude Collective Nuclear Motions” Keszthely, June 1979, p. 824Google Scholar
  7. 7.
    Bondorf, J.P., Garpman, S.I.A., Zimányi, J.: Nucl. Phys. A296, 320 (1978)Google Scholar
  8. 8.
    Zimányi, J., Fái, G., Jakobsson, B.: Phys. Rev. Lett.43, 1705 (1979)Google Scholar
  9. 9.
    Kapusta, J.I.: Phys. Rev.160, 1493 (1977)Google Scholar
  10. 10.
    Graaf, T. de: Lett. Nuovo Cimento4, 638 (1970)Google Scholar

Copyright information

© Springer-Verlag 1981

Authors and Affiliations

  • H. W. Barz
    • 1
  • B. Lukács
    • 1
  • J. Zimányi
    • 1
  • G. Fái
    • 2
  • B. Jakobsson
    • 3
  1. 1.Central Research Institute for PhysicsBudapestHungary
  2. 2.Eötvös UniversityBudapestHungary
  3. 3.Department of PhysicsUniversity of LundLundSweden

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