Published April 6, 1989 | Version v1
Journal article

The production of J/Ψ in 200 GeV/nucleon oxygen-uranium interactions

  • 1. Institut National de Physique Nucleaire et de Physique des Particules, 74 - Annecy-le-Vieux (France). Lab. de Physique des Particules
  • 2. Institut National de Physique Nucleaire et de Physique des Particules, 63 - Clermont-Ferrand (France)
  • 3. Clermont-Ferrand-2 Univ., 63 - Aubiere (France). Lab. de Physique Corpusculaire
  • 4. European Organization for Nuclear Research, Geneva (Switzerland)
  • 5. LIP, Lisbon (Portugal)
  • 6. Institut National de Physique Nucleaire et de Physique des Particules, 91 - Orsay (France)
  • 7. Paris-11 Univ., 91 - Orsay (France). Inst. de Physique Nucleaire
  • 8. Institut National de Physique Nucleaire et de Physique des Particules, 91 - Palaiseau (France)
  • 9. Ecole Polytechnique, 91 - Palaiseau (France). Lab. de Physique Nucleaire et des Hautes Energies
  • 10. Strasbourg-1 Univ., 67 (France). Centre de Recherches Nucleaires
  • 11. Institut National de Physique Nucleaire et de Physique des Particules, 67 - Strasbourg (France)
  • 12. Centro Mixto Univ. de Valencia - CSIC, Valencia (Spain). Inst. de Fisica Corpuscular
  • 13. Institut National de Physique Nucleaire et de Physique des Particules, 69 - Villeurbanne (France)
  • 14. Lyon-1 Univ., 69 - Villeurbanne (France). Inst. de Physique Nucleaire

Description

The study of oxygen-uranium reactions at 200 GeV/nucleon shows a significant transverse energy dependence of the yield of J/Ψ's relative to muon pairs produced in the mass continuum. This feature, observed for the first time, is in agreement with predictions from quark-gluon plasma formation, although alternative explanations by hadronic effects cannot be ruled out at this stage. (orig.)

Additional details

Publishing Information

Journal Title
Physics Letters, (Section) B
Journal Volume
220
Journal Issue
3
Series
Phys. Lett., B.
Journal Page Range
471-478
ISSN
0370-2693
CODEN
PYLBA

Optional Information

Collaborations
NA38 Collaboration.