March 19, 2001 Moriond Jens Jørge n Gaardhøje, Niels Bohr I nstitute 1 Reaction features in 65 AGeV Au + 65AGeV Au dN(ch)/ddistribution - 4<<4 vs. Collision Centrality Total production of charged particles Production of particles pr. participant Bjorken limit attained ? Tranparency or Stopping P-bar/p vs y, b, p t Future… Results from Y2000 run @ RHIC: s nn =130AGEV
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March 19, 2001 Moriond Jens Jørgen Gaardhøje, Niels Bohr Institute1 nReaction features in 65 AGeV Au + 65AGeV Au ndN(ch)/d distribution -4
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March 19, 2001 Moriond Jens Jørgen Gaardhøje, Niels Bohr Institute
1
Reaction features in 65 AGeV Au + 65AGeV Au
dN(ch)/d distribution -4<<4 vs. Collision Centrality
Total production of charged particles
Production of particles pr. participant
Bjorken limit attained ? Tranparency or Stopping
P-bar/p vs y, b, pt
Future…
Results from Y2000 run @ RHIC: snn=130AGEV
March 19, 2001 Moriond Jens Jørgen Gaardhøje, Niels Bohr Institute
2
I.G. Bearden7, D. Beavis1, Y. Blyakhman6, J. Bondorf7, J.Brzychczyk4, B. Budick6, H. Bøggild7, C. Chasman1, P. Christiansen7, J.Cibor4, R.Debbe1, J. J. Gaardhøje7, K.Grotowski4, J. I. Jordre10, F. Jundt3, K. Hagel8, O. Hansen7, H.Heiselberg7, A. Holm7, C. H. Christensen7, A.K. Holme2, H. Ito9, E. Jacobsen7, A. Jipa11, C. E. Jørgensen7, E. J. Kim5, T.Kreutgel4, T. Kozik4, T.M.Larsen2, J. H. Lee1, Y. K.Lee5, G. Løvhøjden2, Z. Majka4, A. Makeev8, B. McBreen1, M. Murray8, J. Natowitz8, B.S.Nielsen7, K. Olchanski1, D. Ouerdane7, R.Planeta4, F. Rami3, D. Roehrich9, B. Samset2, S. Sanders9, I. S. Sgura11, R.A.Sheetz1, Z.Sosin4, P. Staszel7, T.S. Tveter2, F.Videbæk1, R. Wada8 and A.Wieloch4.
1Brookhaven National Laboratory, USA 2Fysisk Institutt, University of Oslo Norway
3IReS, Université Louis Pasteur, Strasbourg, France 4Jagiellonian University, Cracow, Poland 5Johns Hopkins University, Baltimore, USA
6New York University, USA 7Niels Bohr Institute, Blegdamsvej 17, University of Copenhagen, Denmark
8Texas A&M University, College Station. USA 9University of Kansas, USA.
10University of Bergen, Norway 11University of Bucharest, Romania
BRAHMS Intl. collaboration
March 19, 2001 Moriond Jens Jørgen Gaardhøje, Niels Bohr Institute
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RHIC physicsAugust 2000
2:00 o’clock
4:00 o’clock6:00 o’clock
8:00 o’clock
10:00 o’clock
STARPHENIX
RHIC
AGS
LINACBOOSTER
TANDEMS
9 GeV/uQ = +79
1 MeV/uQ = +32
HEP/NP
g-2
U-lineBAF (NASA)
BRAHMS: Lpeak = 3.3 1025 cm-2 s-1
Lave = 1.7 1025 cm-2 s-1
Rcoll= 350 HzPHOBOS
6 b-1
2 wks
March 19, 2001 Moriond Jens Jørgen Gaardhøje, Niels Bohr Institute