Expansion dynamics of Pb-Pb collisons at 40 A GeV/c viewed by negatively charged hadrons

F Antinori, Paul Bacon, Ian Bloodworth, Stephen Bull, Rory Clarke, David Evans, Goronwy Tudor Jones, Predrag Jovanovic, Anton Jusko, John Kinson, Roman Lietava, Paul Norman, Richard Platt, Orlando Villalobos Baillie, Milan Votruba

Research output: Contribution to journalArticlepeer-review

8 Citations (Scopus)

Abstract

In this paper, we present results on transverse mass spectra and Hanbury Brown and Twiss correlation functions of negatively charged hadrons, which are expected to be mostly pi(-), measured in Pb-Pb collisions at 40 A GeV/c beam momentum. Based on these data, the collision dynamics and the spacetime Kextent of the system at the thermal freeze-out are studied over a centrality range corresponding to the most central 53% of the Pb-Pb inelastic crosssection. Comparisons with freeze-out conditions of strange particles and HBT results from other experiments are discussed.
Original languageEnglish
Pages (from-to)403-429
Number of pages27
JournalJournal of Physics G: Nuclear and Particle Physics
Volume34
Early online date12 Jan 2007
DOIs
Publication statusPublished - 1 Mar 2007

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