July 30 – August 2, 2001
Kirill
Filimonov, INPC 2001
13
Pion HBT-interferometery
C2=l·exp(-qlongRlong-qsideRside-qoutRout-2qoutqlongRoutlong)
2
2
2
2
2
2
2
Longitudinal boost-invariant expansion:
Rlong=t0Ö
Tf/mT
Radial flow:
Rside=Rgeo/(1+hfmT/Tf)
2
2
2
t0=6-7
fm/c for Tf=120 MeV
ábt = 0.57
+0.06
-0.09