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Title: Physics of the pion liquid

Conference ·
OSTI ID:6915305

Excited hadronic matter in the temperature interval T = 100--200 MeV is not an ideal pion gas, but rather a liquid, in which attractive interaction among particles plays an important role. Pion dispersion curve is in this case essentially modified by a kind of collective momentum-dependent potential, which becomes important as the quasipion'' comes to the boundary of the system. We show that effects can provide and explanation for a number of recent experimental puzzles, in particular, for the observed copious production of soft pions and soft photons in high energy hadronic reactions. 31 refs., 13 figs.

Research Organization:
Brookhaven National Lab., Upton, NY (USA)
Sponsoring Organization:
DOE/ER
DOE Contract Number:
AC02-76CH00016
OSTI ID:
6915305
Report Number(s):
BNL-44522; CONF-900331-7; ON: DE90011001; TRN: 90-015040
Resource Relation:
Conference: Workshop on heavy ion physics at the alternating gradient synchrotron, Upton, NY (USA), 3-7 Mar 1990
Country of Publication:
United States
Language:
English