Freeze-out in hydrodynamical models

被引:60
作者
Anderlik, C
Csernai, LP
Grassi, F
Greiner, W
Hama, Y
Kodama, T
Lázár, ZI
Magas, VK
Stöcker, H
机构
[1] Univ Bergen, Dept Phys, Sect Theoret Phys, N-5007 Bergen, Norway
[2] Goethe Univ Frankfurt, Inst Theoret Phys, D-60054 Frankfurt, Germany
[3] KFKI Res Inst Particle & Nucl Phys, H-1525 Budapest, Hungary
[4] Univ Sao Paulo, Inst Fis, BR-05389970 Sao Paulo, Brazil
[5] Univ Fed Rio de Janeiro, Inst Fis, BR-21945970 Rio De Janeiro, Brazil
[6] Univ Babes Bolyai, Dept Phys, R-3400 Cluj Napoca, Romania
来源
PHYSICAL REVIEW C | 1999年 / 59卷 / 06期
关键词
D O I
10.1103/PhysRevC.59.3309
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
We study the effects of strict conservation laws and the problem of negative contributions to final momentum distribution during the freeze-out through 3-dimensional hypersurfaces with spacelike normal. We study some suggested solutions for this problem, and demonstrate it in one example. [S0556-2813(99)04605-1].
引用
收藏
页码:3309 / 3316
页数:8
相关论文
共 34 条
[1]   RELATIVISTIC NUCLEAR FLUID-DYNAMICS [J].
AMSDEN, AA ;
HARLOW, FH ;
NIX, JR .
PHYSICAL REVIEW C, 1977, 15 (06) :2059-2071
[2]   RELATIVISTIC 2-FLUID MODEL OF NUCLEUS-NUCLEUS COLLISIONS [J].
AMSDEN, AA ;
GOLDHABER, AS ;
HARLOW, FH ;
NIX, JR .
PHYSICAL REVIEW C, 1978, 17 (06) :2080-2096
[3]   RELATIVISTIC HYDRODYNAMIC THEORY OF HEAVY-ION COLLISIONS [J].
AMSDEN, AA ;
BERTSCH, GF ;
HARLOW, FH ;
NIX, JR .
PHYSICAL REVIEW LETTERS, 1975, 35 (14) :905-908
[4]   Nonideal particle distributions from kinetic freeze-out models [J].
Anderlik, C ;
Lázár, ZI ;
Magas, VK ;
Csernai, LP ;
Stöcker, H ;
Greiner, W .
PHYSICAL REVIEW C, 1999, 59 (01) :388-394
[5]   DIRECT NUCLEON-EMISSION FROM HOT AND DENSE REGIONS DESCRIBED IN THE HYDRODYNAMICAL MODEL OF RELATIVISTIC HEAVY-ION COLLISIONS [J].
BARZ, HW ;
CSERNAI, LP ;
GREINER, W .
PHYSICAL REVIEW C, 1982, 26 (02) :740-743
[6]   Relativistic hydrodynamics for heavy-ion collisions. Freeze-out and particle spectra [J].
Bernard, S ;
Maruhn, JA ;
Greiner, W ;
Rischke, DH .
NUCLEAR PHYSICS A, 1996, 605 (04) :566-582
[7]   INDICATIONS FOR A DETONATING QUARK-GLUON PLASMA [J].
BILIC, N ;
CLEYMANS, J ;
SUHONEN, E ;
VONOERTZEN, DW .
PHYSICS LETTERS B, 1993, 311 (1-4) :266-272
[8]   FREEZE-OUT IN RELATIVISTIC HEAVY-ION COLLISIONS AT ACS ENERGIES [J].
BRAVINA, LV ;
MISHUSTIN, IN ;
AMELIN, NS ;
BONDORF, JP ;
CSERNAI, LP .
PHYSICS LETTERS B, 1995, 354 (3-4) :196-201
[9]  
BRAVINA LV, 1997, HEAVY ION PHYS, V5, P455
[10]   Shock-like freeze-out in relativistic hydrodynamics [J].
Bugaev, KA .
NUCLEAR PHYSICS A, 1996, 606 (3-4) :559-567