Matter-induced ω→ππ decay |
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| Authors: | W Broniowski W Florkowski B Hiller |
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| Institution: | (1) H. Niewodniczański Institute of Nuclear Physics, 31342 Kraków, Poland (broniows@solaris.ifj.edu.pl, florkows@solaris.ifj.edu.pl), PL;(2) Center for Theoretical Physics, University of Coimbra, 3004 516 Coimbra, Portugal (brigitte@malaposta.fis.uc.pt), PT |
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| Abstract: | We calculate the width for the ω→ππ decay in nuclear matter in a hadronic model including mesons, nucleons and Δ isobars.
We find a substantial width of the longitudinally polarized ω modes, reaching ∼100 MeV for mesons moving suitably fast with
respect to the nuclear medium.
Received: 7 June 1999 / Revised version: 14 October 1999 |
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| Keywords: | PACS: 25 75 Dw relativistic heavy-ion collisions – 21 65 +f nuclear matter – 14 40 -n mesons |
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