Y.Miake, Univ. of Tsukuba
15
Thermal equilibrium
l
Particle yield ratios
well parameterized
with T
ch
,
m
q
,
m
s
.
l
Chemical Eq. holds
l
Strangeness
l
T
ch
~ 170 - 180 MeV
l
Transverse distr well
parameterized with
T
th
,
b
r
.
l
Thermal Eq.
l
T
th
~ 110 - 120 MeV
l
Proton ~ pion at > 2
GeV/c
Thermal equilibrium has been well studied since SPS.