Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
1992-12-03
Phys.Lett. B307 (1993) 49-55
Physics
High Energy Physics
High Energy Physics - Phenomenology
16 pages, DFPD 92/A/56 and SISSA-209/92/A. 4 figures available upon request
Scientific paper
10.1016/0370-2693(93)90191-J
We study the dynamics of the quark-hadron transition for a scenario in which the Universe is matter dominated and a large amount of entropy is generated by decaying particles of mass 1--10 TeV, as suggested by a large class of superstring--inspired models. We estimate the nucleation rate and compute the mean separation between baryon fluctuations generated during the transition following their evolution up to the onset of primordial nucleosyntheisis.
Pantano Ornella
Riotto Antonio
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