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Simple analytic solution of fireball hydrodynamics

1998/09/03 by T. Csorgo, T. Csörgő · 1 citation
Mathematics · Physics and Astronomy · #Classical mechanics #Cosmology and Gravitation Theories #Equation of state #Geology #High-Energy Particle Collisions Research #Ideal (ethics) #Ideal gas #Limit (mathematics) #Mathematical analysis #Mathematics #Mechanics #Nuclear physics #Particle (ecology) #Physics #Position (finance) #Proton #Quantum Chromodynamics and Particle Interactions #Quantum mechanics #Simple (philosophy) #Spectral line #Statistical physics #Thermodynamics #nucl-th

paper · pdf · doi:10.2478/bf02475563

published as Central Eur.J.Phys. 2 (2004) 556-565 · Latex, Revtex

arxiv created 1998/09/03 · openalex publication_date 2004/01/01 · arxiv updated 2015/06/26 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Abstract A new family of simple analytic solutions of hydrodynamics is found for slowly expanding, rotationally symmetric fireballs assuming an ideal gas equation of state. The temperature profile is position-independent only in the collisionless gas limit. The Zimányi-Bondorf-Garpman solution and the Buda-Lund parameterization of expanding hydrodynamic particle sources are recovered as special cases. The results are applied to predict new features of proton correlations and spectra for 1.93 AGeV Ni+Ni collisions.

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