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Head: Alfred Švarc, Ph.D.

Head: Alfred Švarc, Ph.D. 1960. Particle accelerator. Experiment. Theory. 1970. Radioactive isotopes. Particle accelerators. Experiment. Analytical methods. Theory. 1980. Radioactive isotopes. Particle accelerators. Experiment. Analytical methods. Theory. 1990.

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Head: Alfred Švarc, Ph.D.

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  1. Head: Alfred Švarc, Ph.D.

  2. 1960 Particle accelerator Experiment Theory

  3. 1970 Radioactive isotopes Particle accelerators Experiment Analytical methods Theory

  4. 1980 Radioactive isotopes Particle accelerators Experiment Analytical methods Theory

  5. 1990 Radioactive isotopes Particle accelerators Experiment Analytical methods Theory

  6. 2008 Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory

  7. Experimental physics at LHC energies • Research activities • Higgs search • Supersymmetric particle search • Quark gluon plasma properties • proton proton, proton lead reaction mechanisms

  8. Projects and collaborations • Contracts/collaborations Croatian Ministry of Science Switzerland- CERN NA49(Large acceptance hadron detector) ALICE (A large ion collider experiment) CMS (Compact muon solenoid) Mikrotrend (Croatia)

  9. HADRONIC PHYSICS AND QCD • Researchactivities • in-medium dependence of hadron masses in Standard model • understanding and determination of symmetry violation • goal: CP and C violation

  10. Projects and collaborations • Croatian Ministry of Science • International Collaboration RBI -Mami • International Collaboration • RBI – University of Viginia on PIBETA experiment

  11. II Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory

  12. Heavy-Ion Physics • Research activities 10Be • Low energies • Properties of nuclear surface • multi-nucleon transfer reaction • exotic structures • nuclear rainbow • Reaction mechanism • fusion-(quasi)fission & subbarrier fusion • from quasi-elastic to deep inelastic • Nuclear matter under extreme condition • nuclear clusters and molecules • structure towards neutron drip line

  13. pre-scission post-scission Configuration space Impulse space • Research activities (cnt.) • Intermediate energies, Fermi energy • Nuclear matter properties • In-medium effects • Binary dissipative collisionsinterplay of the nuclear mean field and residual n-n collisions • Intermediate energies, elementary collisions • Proton virtual bremsstrahlung and g-g coincidences • Pion-induced fusion

  14. Research activities (cnt.) • Relativistic energies, heavy-ion reactions • Mass asymmetric systems • ordered motion of nucleons • better participant / spectator resolution • Isospin dependence • production of charged pions • entropy production • Strange meson production • strange mesons at threshold • Relativistic energies, pion reactions • Strange meson production • Ultrarelativistic energies (GSI FAIR project) • Compressed Baryonic Matter (CBM)

  15. Projects and collaborations • Contracts / collaborations Croatian Ministry of Science Germany (Darmstadt - GSI, Berlin) France (Strasbourg, Nantes, Caen - GANIL) Italy (LNL Legnaro, LNS Catania, Universita di Padova and Torino) CRC Louvain-la-Neuve GB – University of Birmingham The Netherlands (Groningen - KVI) FP6 I3EURONS and HADRON PHYSICS FP7 project – Zagreb - Catania – Birmingham coordination and support actions – REGPOT07

  16. Projects and collaborations • Responsibilities in collaborations Spokesperson of experiments in Legnaro – LNL Catania – LNS CRC Louvain-la-Neuve IReS Strasbourg ANU Canberra Co-spokesperson of an experiment inGroningen – KVI Responsibility for Plastic Wall of FOPI detector in GSI, Darmstadt Responsibility for PRISMA spectrometer focal plane – LNL Legnaro

  17. II Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory III

  18. Massive Neutrinos and Astroparticles: From particle physics to cosmology • EXPERIMENT: • Neutrino oscillations ( CERN - Gran Sasso) OPERA • - Solar axions ( CERN, RBI ) CAST • - Large extra dimensions ( RBI ) • THEORY: • - Cosmology • - Large extra dimensions

  19. II Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory III

  20. Theory – attached to experiments • Hadron Spectroscopy • Cosmology

  21. Hadron spectroscopy (Baryon resonances) Researchactivities: establishing a link between experiment and theory

  22. Cosmology (i) neutrino dark energy We have shown that a simple coupled system of a variable vacuum term anda gas of relic neutrinos may account not only for a right amount of dark energy at present, but also for a near coincidence between the matter and dark-energy densities to hold over a significantportion of the history of the universe [R. Horvat, JCAP0601(2006)015]. (ii) holographic dark energy (iii) renormalization-group running cosmology Large extra dimensions

  23. II IV Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory III

  24. Accelerator centre (the largest experimental facility in Croatia) Sputtering Ion source Duoplasmatron Ion source 1.0 MV Tandetron 6.0 MV EN Tandem Van de Graaff • Accelerator centre Alphatross Ion source External beam PIXE RBS H.R. PIXE H.R. ERDA Nuclear reactions Nuclear microprobe

  25. Projects and collaborations • Croatian Ministry of Science • Core project, information technology projects • IAEA • Technical cooperation projects (aprox. 0.5 MEu) • EU • INCO FP6 Project – Upgrade of accelerator facility (aprox 0.25 MEu) • Collaborations with • Universita di Torino, ATOMKI Debrecen, IJS Ljubljana,...

  26. V II IV Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Theory III

  27. Laboratory for Measurements of Low-level Radioactivity Measurements of cosmogenic isotopes 3H and 14C • 1. Gas proportional counter technique(preparation of CH4) • Liquid scintillation technique (benzene preparation method and CO2 absorption method) • Acceleration mass spectroscopy (AMS) technique

  28. V II IV Radioactive isotopes Tandem Van de Graaf heavy-ion physics Particle accelerators nuclear physics of light nuclei Experiment I intermediate energy particle physics Neutron generator electro-weak interactions; astroparticles high energy particle physics Analytical methods Theory VI III

  29. Our main results

  30. Publications 2002 – 2006 Total:262 in CC Journals (28 scientists + 18 assistants and novices)

  31. Phys. Rev. Lett: 14

  32. Phys. Lett B: 13

  33. Phys. Rev. C: 39

  34. Phys. Rev. D: 6

  35. Nucl. Phys. A,B: 37

  36. Nucl. Inst. Meth. A,B: 39

  37. Journ. Phys. G: Nucl. Part. Phys.: 10

  38. Head: Alfred Švarc, Ph.D.

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