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Strangeness measurements in NA50 experiment with Pb projectiles

  • G. Dellacasa
  • , L. Ramello
  • , C. Baglin
  • , A. Bussière
  • , V. Caponi
  • , J. Castor
  • , T. Charnbon
  • , I. Chevrot
  • , A. Devaux
  • , B. Espagnon
  • , J. Fargeix
  • , P. Force
  • , S. Mourgues
  • , P. Saturnini
  • , C. Alexa
  • , V. Boldea
  • , S. Constantinescu
  • , S. Dita
  • , C. Cicalò
  • , P. Macciotta
  • A. Masoni, G. Puddu, S. Serci, G. L. Usai, O. Drapier, C. Lourenço, I. Ropotar, E. Scomparin, P. Sonderegger, M. C. Abreu, P. Bordalol, L. Casagrande, J. Cruz, C. Quintans, S. Ramos, R. Shahoyan, S. Silva, S. N. Filippov, Y. K. Gavrilov, M. B. Colubeva, F. F. Guber, T. L. Karavitcheva, A. B. Kurepin, N. S. Topilskaya, M. Atayarr, M. P. Comets, C. Gerschel, D. Jouan, Y. Le Borneo, M. Mac-Cormick, X. Tarrago, L. Villatte, N. Willis, B. Chaurand, N. Constans, F. Fleuret, M. Gonin, L. Kluberg, P. Petiau, A. Romana, C. Racca, B. Alessandro, R. Arnaldi, S. Beolè, E. Chiavassa, N. De Marco, M. Gallio, P. Giubellino, M. Idzik, A. Marzari-Chiesa, M. Masera, M. Monteno, A. Musso, A. Piccotti, W. L.Prado Da Silva, P. Rato-Mendesl, L. Riccati, M. Sitta, C. Soave, E. Vercellin, M. Bedjidian, F. Bellaiche, L. Capelli, B. Cheynis, O. Drapier, L. Ducroux, J. Y. Grossiord, A. Guichard, R. Haroutunian, F. Ohlsson-Malek, J. R. Pizzi, M. Atayan, A. A. Grigorian, H. Gulkanyan, R. Hakobyanr, S. Mehrabyarr, M. C. Abreu, P. Bordalol, S. Ramos, S. Sonderegger, M. Idzik, W. L.Prado Da Silva, E. Scomparin, R. Shahoyan
  • INFN Sezione di Torino
  • Université Paris-Sud
  • Université Blaise Pascal
  • IFA
  • Universitá di Cagliari
  • European Organization for Nuclear Research
  • LIP - Lisboa
  • Institute for Nuclear Research of the Russian Academy of Sciences
  • Université Paris-Saclay
  • Universités Paris VI and VII
  • Université de Strasbourg
  • University of Turin
  • Centre national de la recherche scientifique
  • LTHE (UMR 5564 CNRS/IRD/Université de Grenoble)
  • Yerevan Physics Institute
  • Universidade do Algarve
  • Instituto Superior Técnico
  • Faculty of Physics and Nuclear Techniques
  • Univers ity of Mining and Metallurgy
  • Rua São Francisco de Xavier

Research output: Contribution to journal › Article › peer-review

Abstract

Low mass dimuons production has been studied in Pb-Pb collisions at 158 GeV/A. φ, ρ and ω contributions are extracted in different transverse mass and transverse energy domains. Preliminary results of the 1996 run display an increase of the φ/(ρ+ω) ratio, coming from an increase of the φ. Cross sections are presented and temperatures extracted.

Original languageEnglish
Pages (from-to)721c-724c
JournalNuclear Physics A
Volume663-664
Issue number1-2
DOIs
Publication statusPublished - 1 Jan 2000

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