Kinetics of an expanding pion gas
1990; Elsevier BV; Volume: 246; Issue: 3-4 Linguagem: Inglês
10.1016/0370-2693(90)90640-r
ISSN1873-2445
AutoresPeter Gerber, H. Leutwyler, J. L. Goity,
Tópico(s)Particle physics theoretical and experimental studies
ResumoWe analyze the mean free path for the multipion states produced in heavy ion collisions. The observed momentum distributions imply that the gas is far out of chemical equilibrium and rapidly expands both in longitudinal and transverse direction.
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