Contents. Introduction 3-d Hydrodynamic Model Hydro + Cascade Model Results (hadron spectra, elliptic flow) Summary. Hydro + Cascade Model at RHIC. Duke University, Chiho Nonaka. In Collaboration with Steffen A. Bass (Duke University & RIKEN) October 30, [email protected], Chicago.
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Morita, Muroya, CN and Hirano,
Hirano and Tsuda, PRC66
Morita et al., PRC66
Huovinen et.al, PLB503
T = 177 MeV
= 29 MeV
Thermal + radial flow fit
Bass and Dumitru, PRC61,064909(2000)
Teaney et al, nucl-th/0110037
Hirano and Tsuda, PRC66(2002)054905
Treatment of freeze-out in transport model is determined
by mean free path.
Baryon number density conservation
Tracing the adiabatic path of each
Effects of phase transition of observables
Focusing on conservation law
temperature and chemical
potential of volume element
C.N et al., Eur. Phys.J C17,663(2000)
longitudinal: Bjorken’s Solution
hadron phase (up to 2GeV)
(excluded volume model)
The initial condition for Hydro + UrQMD
Is different from that for pure hydro.
Recombination + Fragmentation model, Duke Group
Coordinates move in parallel
with baryon number current
and entropy density current.
from hydro eq.
temperature and chemical potential
CPU time is almost
proportional of # of lattice points.