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Phys. Rev. C 59, 3309–3316 (1999)

Freeze-out in hydrodynamical models

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Cs. Anderlik1,2, L. P. Csernai1,2,3, F. Grassi4, W. Greiner2, Y. Hama4, T. Kodama5, Zs. I. Lázár1,2,6, V. K. Magas1, and H. Stöcker2
1Section for Theoretical Physics, Department of Physics, University of Bergen, Allegaten 55, 5007 Bergen, Norway
2Institut für Theoretische Physik, Universität Frankfurt, Robert-Mayer-Strasse 8-10, D-60054 Frankfurt am Main, Germany
3KFKI Research Institute for Particle and Nuclear Physics, P.O. Box 49, 1525 Budapest, Hungary
4Instituto de Física, Universidade de Sao Paulo, CP 66318, 05389-970 São Paulo-SP, Brazil
5Instituto de Física, Universidade Federal do Rio de Janeiro, CP 68528, 21945-970 Rio de Janeiro-RJ, Brazil
6Department of Physics, Babeş-Bolyai University, Strada M. Kogălniceanu nr. 1, 3400 Cluj-Napoca, Romania

Received 16 November 1998; published in the issue dated June 1999

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.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.59.3309
DOI:
10.1103/PhysRevC.59.3309
PACS:
24.10.Nz, 25.75.-q
 
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