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Strangeness production in √sNN = 200 GeV Au+Au collisions at RHIC

  • Jens Ivar Jørdre
  • , I. Arsene
  • , I. G. Bearden
  • , D. Beavis
  • , C. Besliu
  • , B. Budick
  • , H. Bøggild
  • , C. Chasman
  • , C. H. Christensen
  • , P. Christiansen
  • , J. Cibor
  • , R. Debbe
  • , E. Enger
  • , J. J. Gaardhøje
  • , M. Germinario
  • , K. Hagel
  • , O. Hansen
  • , A. Holm
  • , H. Ito
  • , A. Jipa
  • F. Jundt, J. I. Jørdre, C. E. Jørgensen, R. Karabowicz, E. J. Kim, T. Kozik, T. M. Larsen, J. H. Lee, Y. K. Lee, S. Lindal, R. Lystad, G. Løvhøiden, Z. Majka, A. Makeev, B. McBreen, M. Mikelsen, M. Murray, J. Natowitz, B. Neumann, B. S. Nielsen, J. Norris, D. Ouerdane, R. Płaneta, F. Rami, C. Ristea, O. Ristea, D. Röhrich, B. H. Samset, D. Sandberg, S. J. Sanders, R. A. Scheetz, P. Staszel, T. S. Tveter, F. Videbæk, R. Wada, Z. Yin, I. S. Zgura
  • University of Bergen
  • University of Bucharest
  • University of Copenhagen
  • Brookhaven National Laboratory
  • New York University
  • Polish Academy of Sciences
  • University of Oslo
  • Texas A&M University
  • University of Kansas
  • Université de Strasbourg
  • Jagiellonian University in Kraków
  • Johns Hopkins University

Research output: Contribution to journalJournal articlepeer-review

Abstract

The BRAHMS collaboration has measured identified particle spectra from Au+Au collisions at √sNN = 200 GeV. Rapidity densities are deduced from fits to the pion and kaon spectra. dN/dy is plotted as a function of rapidity and 4π yields and ratios are calculated. The signed K/π ratios are compared to values obtained at lower energies. We find that K increases monotonically from the AGS and SPS regimes, while K++ is similar to what was found at the highest √sNN at SPS. PACS: 25.75.Dw Particle and resonance production.

Original languageEnglish
Pages (from-to)s624-s626
JournalEuropean Physical Journal C
Volume33
DOIs
StatePublished - 2004.07.1

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