1. 24.11.2003Reinhard Kulessa1 Polish-German Meeting on the New International Accelerator Facility at Darmstadt Present Polish-German Collaborations at GSI Darmstadt R. Kulessa, Kraków Contents 1.Some statistics, 2.20-25 years ago 3.Present collaborations 4.Equipment constructed in Poland

2. 24.11.2003Reinhard Kulessa2 Several huderts of short visits to prepare and perform experiments (120 physicists - 320 visits)

3. 24.11.2003Reinhard Kulessa3 490±20%

4. 24.11.2003Reinhard Kulessa4

5. 24.11.2003Reinhard Kulessa5 20-25 years ago At that time polish physicists were infolved in following problems 1.Atomic physics Kraków 2.Nuclear Physics A. Nuclear spectroscopy, Warszawa, Kraków B. Nuclear reactions Warszawa, Katowice, Kraków C. Theoretical physics Warszawa, Wrocław, Lublin

6. 24.11.2003Reinhard Kulessa6 1. Atomic physics, Atomic physics in heavy ion-atom collisions 1. Inner-shell ionization in heavy-ion atom collision. 2. Ion- atom collisions in solid- and gas-targets.

7. 24.11.2003Reinhard Kulessa7 A. Nuclear spectroscopy, Warszawa, Kraków Gamma rays in coincidence with  delayed protons from 116 Cs Neutron rich A=180 isobar chain Including 180m Ta ismer

8. 24.11.2003Reinhard Kulessa8 A. Nuclear spectroscopy, Warszawa, Kraków Coulomb excitation with 208 beam Backbending In-beam  -ray spectroscopy

9. 24.11.2003Reinhard Kulessa9 On the mass drift in fast fission 56 Fe + 208 PB Nuclear reactions with heavy ions The products observed at large energy losses experience a large mass flow from the heavy-Pb to the lighter Fe nucleus

10. 24.11.2003Reinhard Kulessa10 Present activities ALADIN PHELIX FRS Not existing anymore Theory R3BR3B ATOMIC PHYSICS

11. 24.11.2003Reinhard Kulessa11 FRS – ISOL Warszawa decay properties of nuclei near the double shell closure 100Sn, study of the Gamow-Teller resonance in beta decay of nuclei below 100Sn, investigation of the rare decay mode of exotic nuclei close to the proton drip line: delayed proton and alphas, protons and two protons from the ground state, cluster emission, study of the properties of N ≈ Z nuclei search for microsecond isomers mass measurements

12. 24.11.2003Reinhard Kulessa12  E = 750(50) keV (1 jon) FRS Mass measurements

13. 24.11.2003Reinhard Kulessa13 Z 45 Fe 44 V A/q  Interpretation : emisja 2p jest E 2p = 1.1(1) MeV T 1/2 = 3.4 +3.4 ms - 1. 1 Energy deposited after implantation of the 45 Fe ion FRS Two-proton radiactivity

14. 24.11.2003Reinhard Kulessa14. Multiphonon Giant Resonances Investigation of halo nuclei Double - Phonon States were observed in 136 X and 208 Pb. (also measured by Electromagnetic scattering of n-rich nuclei Continuum spectroscopy

15. 24.11.2003Reinhard Kulessa15

16. 24.11.2003Reinhard Kulessa16 S 2n ( 11 Li) = 0.3 MeV Halo Nuclei Continuum spectroscopy 3/2 - : E r =0.43(2) MeV,  =0.15(8) MeV (gs) 1/2 - : E r =1.0(1) MeV,  =0.75(8) MeV

17. 24.11.2003Reinhard Kulessa17

18. 24.11.2003Reinhard Kulessa18 Investigation of hot and compressed matter, in particular strangeness production in nucleus-nucleus collision Flow intensity in HI collisions

19. 24.11.2003Reinhard Kulessa19 In-medium modyfications of kaons and antikaons The properties of kaons and antikaons are modified in dense baryonic matter. In mean-field calculations, this effect is caused by repulsive K + N potential and attractive K - N potential. K - yield enhancement is explained by strangeness exchange reactions, and reduction of K - effective mass in dense nuclear matter AND

20. 24.11.2003Reinhard Kulessa20

21. 24.11.2003Reinhard Kulessa21 High-resolution dilepton spectroscopy First invariant mass spectra from C-C collisions

22. 24.11.2003Reinhard Kulessa22

23. 24.11.2003Reinhard Kulessa23 ATOMIC PHYSICS 1. Resonant transfer and excitation studies in heavy-ion atom collisions. 2. Radiative electron capture – time reversal of photoionization. 3. Multiple electron processes in heavy-ion atom collisions. 4. Stringent tests of QED in strong fields – Lamb-shift measurements.

24. 24.11.2003Reinhard Kulessa24 Theory Strangeness production in heavy ion collisions, Shell model calculation for super-heavy elements Alpha decay lifetimes in super-heavy nuclei Determination of equation of state in dense mater

25. 24.11.2003Reinhard Kulessa25 Shower wire chambers for HADES Equipment constructed in Poland Front end electronics

26. 24.11.2003Reinhard Kulessa26 TOF BARREL – for the FOPI detector, many parts for the FOPI upgrade Equipment constructed in Poland

27. 24.11.2003Reinhard Kulessa27 First Target detector for LAND Vacum chamber for the ALADIN magnet Equipment constructed in Poland

28. 24.11.2003Reinhard Kulessa28 Equipment constructed in Poland Manufactoring of the RISING target area beam line

29. 24.11.2003Reinhard Kulessa29 Chamber for 252 Cf ternary fission experiment Equipment constructed in Poland

30. 24.11.2003Reinhard Kulessa30 PHELIX- LASER ATOMIC PHYSICS Equipment constructed in Poland Scattering chamber and detector system for registration of resonant double electron capture Two movable detector holdes for experiments at ESR A prototype for the mirror holder for PHELIX

31. 24.11.2003Reinhard Kulessa31 ISOL-FRS Development of a worldwide unique total-absorbtion spectrometer development of an effective and chemically selective ion source for short-lived tin isotopes, which offers new and most attractive perspectives for nuclear-structure studies of light tin isotopes, including maybe 100 Sn. development of charged particle detectors and digital electronics for rare decay events Equipment constructed in Poland