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Hungarian research activities in high energy heavy ion collisions --- Progress report, 2005 ---

Hungarian research activities in high energy heavy ion collisions --- Progress report, 2005 --- P éter Lévai KFKI RMKI, Budapest NUPECC meeting Debrecen, 24 June 2005. Main research aims: Equation of state for nuclear matter in wide T and density region

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Hungarian research activities in high energy heavy ion collisions --- Progress report, 2005 ---

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  1. Hungarian research activities in high energy heavy ion collisions --- Progress report, 2005 --- Péter Lévai KFKI RMKI, Budapest NUPECC meeting Debrecen, 24 June 2005

  2. Main research aims: Equation of state for nuclear matter in wide T and density region Subnuclear degrees of freedom (q,g) their collective behaviour (QGP,QAP,…) Hadron properties in hot dense matter mass, width, cross sections Exotic particle production pentaquark, strangelets, … Astrophysical aspects nuclear reactions in matter at finite T

  3. Human resources in Hungary: MTA RMKI, Research Institute for Particle and Nuclear Physics, Budapest Dept. of Particle Physics (14) Dept. of Theoretical Physics (6) ELTE, Eötvös Loránd University Dept. of Atomic Physics (7) Dept. of Theoretical Physics (2) PhD School on High Energy Phys. (6) DE, Debrecen University Dept. of Experimental Physics (5) Dept. of Theoretical Physics (2) PhD School on High Energy Phys. (3) MTA ATOMKI, Debrecen (3) Sum: 45-50

  4. Accelerators in use: Hungarian accelerators are low energy equip.: RMKI – Van den Graaf acc. ATOMKI – Van den Graaf acc. However: Excellent for radiation tests of detector parts Hungary is member of the CERN in Geneva Virtual Research Institute for High Energy Particle and Nuclear Physics Hungarian teams are working in/on different accelerators: BNL RHIC, MSU NSCL, GSI SIS, GSI FAIR

  5. Accelerators in use: • NSCL, East Lansing, USA E_beam = 100-250 A MeV • 2. GSI SIS, Darmstadt, Germany E_beam = 500-1500 AMeV • 3. CERN SPS, Geneva, Switzerland E_beam = 20 – 158 AGeV • [s1/2 = 4 – 20 AGeV] • 4. BNL RHIC, Brookhaven, USA s1/2 = 20 – 200 AGeV • Accelerators under construction: • GSI/FAIR, Darmstadt, Germany E_beam = 2 – 40 AGeV • [s1/2 = 0.5 – 6 AGeV] • 2. CERN LHC, Geneva, Switzerland s1/2 = 200 – 5500 AGeV

  6. NSCL project: Coulomb dissociation of neutron reach nucleus E ~ E(k,) v n b v fr V’ fr dinamics nuclear physics r – processes in astrophysics Neutron capture of isotops with short life time(inverz reaction)

  7. The MONA detector at NSCL with the whole detector setup: Eötvös University: Kiss Á., Horváth Á., Deák F. MTA RMKI: Seres Z.

  8. The MONA detector at NSCL:

  9. The phase structure of the nuclear/quark matter

  10. GSI/SIS project: nuclear matter in high density, high temperature state E_beam = 0.5 – 1.5 AGeV FOPI Collaboration: Fodor Z, Kecskemeti J., Seres Z. (exp.) Wolf Gy. (theory)

  11. The phase structure of the nuclear/quark matter

  12. The critical endpoint - lattice results (Z. Fodor, S. Katz)

  13. “Trajectories” (3 fluid hydro) Hadron gas EOS V.Toneev, Y. Ivanov et al. nucl-th/0309008

  14. The future Facility for Antiproton an Ion Research (FAIR) Primary beams: 1012 /s 238U28+ 1-2 AGeV 4·1013/s Protons 90 GeV 1010/s U 35 AGeV (Ni 45 AGeV) Secondary beams: rare isotopes 1-2 AGeV antiprotons up to 30 GeV SIS 100 Tm SIS 300 Tm cooled antiproton beam: Hadron Spectroscopy Ion and Laser Induced Plasmas: High Energy Density in Matter Structure of Nuclei far from Stability low-energy antiproton beam: antihydrogen Compressed Baryonic Matter

  15. Mapping the QCD phase diagram with heavy-ion collisions ? SIS100/300 Critical endpoint: Lattice-QCD shows it. Can we see it in real experiments ?

  16. CBM physics topics and observables  In-medium modifications of hadrons onset of chiral symmetry restorationat high B measure: , ,   e+e- open charm (D mesons)  Strangeness in matter (strange matter?) enhanced strangeness production ? measure: K, , , ,   Indications for deconfinement at high B anomalous charmonium suppression ? measure:J/, D  Critical point event-by-event fluctuations  Color superconductivity precursor effects ?

  17. Experimental challenges Central Au+Au collision at 25 AGeV: URQMD + GEANT4 160 p 400 - 400 + 44 K+ 13 K-  107 Au+Au reactions/sec (beam intensities up to 109 ions/sec, 1 % interaction target)  determination of (displaced) vertices with high resolution ( 30 m) identification of electrons and hadrons

  18. The CBM Experiment  Radiation hard Silicon (pixel/strip) Tracking Systemin a magnetic dipole field  Electron detectors: RICH & TRD & ECAL: pion suppression better 104  Hadron identification: TOF-RPC  Measurement of photons, π, η, and muons: electromagn. calorimeter (ECAL)  High speed data acquisition and trigger system

  19. The phase structure of the nuclear/quark matter

  20. First hint of the QGP at CERN SPS NA49 data analysis continues NA49

  21. BNL RHIC accelerator: Au+Au at s1/2=20-200 AGeV

  22. RHIC PHENIX Detector T. Csörgő, ... Á. Kiss, ... P. Raics, ...

  23. The LHC at CERN: Hungarian Participation in the ALICE and CMS heavy ion projects

  24. ALICE Data-Acquisition System Detector Detector Readout Electronics Readout Electronics Detector Data Link SIU SIU SIU SIU SIU SIU Source Interface Unit DIU DIU HLT Farm H-RORC H-RORC FEP FEP Duplex, multimode opticalfiber 262 DDLs 123 DDLs SIU SIU 10 DDLs Destination Interface Unit DIU DIU DIU DIU DIU DIU DIU DIU DIU DIU DAQ Readout Receiver Card D-RORC D-RORC D-RORC D-RORC D-RORC D-RORC LDC LDC LDC LDC LDC LDC Local Data Concentrator Event Building Network GDC GDC GDC Global Data Collector

  25. HMPID LAYOUT • 1 < p < 3 GeV/c p-K • 2 < p < 5 GeV/c protons PID RANGE muon arm side array of seven RICH detectors (each ~1.5 x 1.7 m2 ) • teams involved in the project: • Bari, CERN, INR-Moscow, RBI-Zagreb • RMKI : Letter of Intent

  26. VHMPID: TWO STAGES TIC Window less ! CF4 C4F10 CaF2 window

  27. CF4 5< p <16 NΠ,NK+p 16< p <30 NΠ+K,Np p > 30 NΠ+K+p C4F10 3< p <9 NΠ,NK+p 9< p <16 NΠ+K,Np p> 16 NΠ+K+p 9<p<16 NΠ, NK ,Np 16<p<30NΠ+K,Np • + Identification • Identification • Indirect identification • Cross-checked

  28. Hungarian Participation in the CMS Heavy Ion Project – F. Sikler, D. Barna, D. Varga, …

  29. Particle identification at CMS in Pb+Pb collisions

  30. LHC GRID for computing: RMKI

  31. Summary: • Accelerators in a wide • energy region until 2020. • Active Hungarian • participation in • construction and • data analysis • Very important to find: • Continuous funding • IT background in Hungary • Young students to continue

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