ISOLDE scientific coordinators report ISOLDE Collaboration Committee 24

ISOLDE scientific coordinator’s report ISOLDE Collaboration Committee 24 th May 2004 L. M. Fraile, CERN PH/IS Summary of startup and schedule for 2004 L. M. Fraile ISCC 24 May 2004

Summary of running period ü STARTUP delayed 1 week → Operation reduced to 26 weeks → Decision whether it will be extended by end of July → Two runs were cancelled, one experiment shortened ü Performed experiments: → IS 419: Measurement of Gas and Volatile Elements Production Cross Section in a Molten Lead-Bismuth Target (part) → IS 413: High precision mass measurements of exotic nuclei with ISOLTRAP → IS 401: Semiconductor Spectroscopy with Short Lived Isotopes → P 183: Nuclear moments and charge radii of magnesium isotopes from N=8 up to (and beyond) N=20 → IS 389: Measurement of Moments and Radii of Light Nuclei by Collinear Fast-Beam Laser Spectroscopy and ß-NMR Spectroscopy ü REX molecular beam tests: Se. CO, Al. F (Se, F beams) L. M. Fraile ISCC 24 May 2004

GPS 2004 (2 nd half) IS 410 Coulomb excitation of 32 Mg IS 409 Fusion Reactions at the Coulomb Barrier with Neutron-rich Mg Isotopes IS 399 Exploring the dipole polarizability of 11 Li at REX-ISOLDE IS 368 Lattice location of transition metals in semiconductors IS 371 Investigations of neutron-rich nuclei at the dripline through their analogue states: The cases of 10 Li-10 Be (T=2) and 17 C-17 N (T=5/2) 204 m IS 422 A New of Probe for TDPAC in Cyclotron Biology Complementing IS 418 Coulomb Excitation of Neutron Deficient using REX-ISOLDE IS 397 Charge. Pb: Breeding Radioactive Ions. Experiments in an. Sn-Isotopes Electron Resonance Ionthe Well (ECRIS) Established Probes 111 m. Cd and 199 m. Hg Source at ISOLDE IS 419 Measurement of Gas and Volatile Elements Production Cross Section inof a IS 415 Magnetic Moments of Coulomb Excited 2+1 States for Radioactive Beams Lead-Bismuth Target 132, Molten 134, 136 Te, 136 Xe Isotopes at REX-ISOLDE (test) P 111 Investigation Search for new physics in beta-neutrino correlationsargon using nuclei trapped ions and a IS 400 of astrophysically relevant neutron-rich retardation spectrometer (WITCH test) IS 412 Coulomb excitation of neutron-rich nuclei between the N=40 and N=50 shell IS 383 Laser Spectroscopy the Neutron-Rich gaps using REX-ISOLDE and. Studies the Gein MINIBALL array Sn Region (COMPLIS) 31 Si Self-Diffusion in Si-Ge Alloys and Si-(B-)C-N Ceramics and Diffusion IS 395 P 179 Radioactive Probes on Ferromagnetic Surfaces Studies for Al and Si Beam Developments IS 411 Coulomb Excitation of neutron-rich A~140 Nuclei L. M. Fraile ISCC 24 May 2004

HRS 2004 (2 nd half) P 111 Search for new physics in beta-neutrino correlations using trapped ions and a retardation spectrometer P 173 Parity Non-conservation in Nuclei: The Case of 180 m. Hf Revisited IS 423 Coulomb excitation of a neutron-rich 88 Kr beam-search for mixed symmetry states IS 414 Advanced Time-Delayed coincidence studies of 31, 32 Mg from the β-decays of 31, 32 Na IS 386 Studies of electric dipole moments in the octupole collective regions of heavy Radiums and Bariums IS 405 Obtaining empirical validation of shape-coexistence in the mass 70 region: Coulomb excitation of a radioactive beam of 70 Se IS 421 Study of neutron-rich 124, 126, 128 Cd isotopes; excursion from symmetries to shell-model picture IS 424 Inelastic branch of the stellar reaction 14 O( , p)17 F L. M. Fraile ISCC 24 May 2004

GPS 2004 L. M. Fraile ISCC 24 May 2004

HRS 2004 L. M. Fraile ISCC 24 May 2004

REX-ISOLDE ü Approved shifts for REX: 227 + 15 = 242 → Non-MINIBALL (367, 371, 399, 416): 47 → MINIBALL (405, 409, 410, 411, 412, 415, 418, 423, 424): 180 • Limited to run from July onwards → Machine development (upgrade IS 408): 15 ü Requested shifts: 214 → Non-MINIBALL: 38 → MINIBALL: 176 ü Allocated: 162 → Non-MINIBALL: 26 → MINIBALL: 136 L. M. Fraile ISCC 24 May 2004

RILIS ü Requested Physics shifts: 264 → Limited manpower… → …and operating time ü Requested elements: • • • L. M. Fraile Mg: 80 shifts Ag: 38 Cd: 36 Sn: 31 Zn: 28 Other: Ga, Mn, Pb… ISCC 24 May 2004