W. Broniowski1 - W. Florkowski1 - B. Hiller2
1 H. Niewodniczanski Institute of Nuclear Physics, 31342 Kraków, Poland
2 Center for Theoretical Physics, University of Coimbra, 3004 516 Coimbra, Portugal ()
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Received: 7 June 1999 / Revised version: 14 October 1999 Communicated by W. Weise
We calculate the width for the decay in nuclear matter in a hadronic model including mesons, nucleons and isobars. We find a substantial width of the longitudinally polarized modes, reaching MeV for mesons moving suitably fast with respect to the nuclear medium.
25.75.Dw relativistic heavy-ion collisions - 21.65.+f nuclear matter - 14.40.-n mesons
Copyright Società Italiana di Fisica, Springer-Verlag 2000