UK Groups Working at GANIL

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2 GANIL UK Groups Working at GANIL Paisley Liverpool Birmingham York Manchester Daresbury Brighton Surrey

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4 TIARA ECLAN DEMON

5 TIARA ECLAN DEMON Grant investment of over 10M in place

6 TIARA BEAM

7 TIARA

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9 Already: 24 Ne(d,p) 25 Ne Late 2006: 20 O(d,p) 21 O 26 Ne(d,p) 27 Ne

10 Liverpool 2004 Experiment 130 Sm was studied using the 58 Ni( 76 Kr,2p2n ) 130 γsm fusion-evaporation reaction EXOGAM + DIAMANT + VAMOS coupled together for the first time Beam: Target: Radioactive 76 Kr of intensity 10 5 pps and at an energy of 4.34 MeV/u delivered by the SPIRAL facility (ISOL method) at GANIL 58 Ni of 1.1 mg/cm 2 on a thin carbon foil

11 Projection from γγ Matrix (n p 1) 4p 130 Nd RADWARE γγ matrix 4p 131 Pm 3p 4p 130 Sm? 2p2n 127 Pr α2p 3p

12 Collaboration Marina Petri 1, E.S. Paul 1, P.J. Nolan 1, A.J. Boston 1, R.J. Cooper 1, M.R. Dimmock 1, S. Gros 1, B.M. McGuirk 1, H.C. Scraggs 1, G. Turk 1, B. Rossé 2, M. Meyer 2, N. Redon 2, Ch. Schmitt 2, O. Stézowski 2, D. Guinet 2, Ph. Lautesse 2, G. De France 3, S. Bhattachasyya 3, G. Mukherjee 3, F. Rejmund 3, M. Rejmund 3, H. Savajols 3, J.N. Scheurer 4, A. Astier 4, I. Deloncle 5, A. Prévost 5, B.M. Nyakó 6, J. Gál 6, J. Molnár 6, J. Timár 6, L. Zolnai 6, K. Juhász 7, V.F.E. Pucknell 8, R. Wadsworth 9, P. Joshi 9, G. La Rana 10, R. Moro 10, M. Trotta 10, E. Vardaci 10, G. Hackman 11, G. Ball 11 1 Oliver Lodge Laboratory, University of Liverpool, Liverpool, L69 7ZE, UK 2 IPN Lyon, IN2P3-CNRS, Université Lyon-1, F Villeurbanne Cedex, France 3 GANIL, B.P , F Caen Cedex 5, France 4 CEN Bordeaux-Gradignan, IN2P3-CNRS, Université de Bordeaux I, Le Haut Vigneau, F Gradignan Cedex, France 5 CSNSM Orsay, IN2P3-CNRS, Bât. 104, F Orsay Campus, France 6 Institute of Nuclear Research of the Hungarian Academy of Sciences, H-4001 Debrecen, Hungary 7 Institute of Mathematics and Informatics, University of Debrecen, H-4001 Debrecen, Hungary 8 CCLRC Daresbury Laboratory, Daresbury, Warrington, WA4 4AD, UK 9 Department of Physics, University of York, Heslington, York, YO10 5DD, UK 10 INFN and Dipartimento di Scienze Fisiche, Mostra d' Oltremare, Pad 20, Napoli, Italy 11 TRIUMF, 4004 Wesbrook Mall, Vancouver, BC, V6T 2A3, Canada

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16 N = Z 0d 5/2 is full, neutrons enter 1s 1/2 N = 2 Z Cocktail beam of two dozen species single neutron removal dominates - a single spectrometer setting used - compare to large-basis shell model For very neutron-rich nuclei, the neutrons to some extent favour 1s 1/2 over 0d 5/2 E. Sauvan, N.A. Orr, F. Carstoiu et al., Physics Letters B491 (2000) 1 and Phys Rev C70 (2004)

17 Single neutron removal PLUS Coincident gamma-rays Neutron-rich oxygen region N = Z N = 2 Z

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19 Z Podolyak, LoI May 2006

20 Active Target = target + detector The active target MAYA Anode plane 1024 pads Time Projection Chamber 32 amplification wires

21 TOF

22 Breakup of 14 Be beam Coincidence with 10 Be Data with 8 He beam currently under analysis Around 16 events at large E p / E n and ONLY in coincidence with 4 He Beams of 14,15 B Nov 2005 and Mar 2006 States in 13 Be, 12 Li, 9 He, 7 H and Cluster breakup of B and Be

23 Breakup of Super-Borromean 10 C M Freer

24 2 α and 2 p in strips 10 C beam 30 MeV/A New CsI detector with higher pixellation (Nobby Clarke) 8 Be 9 B M Freer

25 8 He+ 4 He resonant scattering M Freer Accepted in Nov 2005

26 EXOGAM

27 Coulomb Excitation at Safe Energies TIARA interest as written in grant proposal involvement by supplying some detectors and most electronics

28 Neutron Wall at EXOGAM at GANIL nwall DAQ uses VXI ADCs from TIARA Scott Williams ( 18 Ne experiment) important in getting nwall working De Angelis N =Z experiment set to run in one week (stable beam run)

29 Liverpool: Chartier knockout York: Jenkins fragmentation Surrey: secondary fragmentation 36 Ca, 42 Si TIARA: (d,p) Surrey, Paisley, Daresbury, Birmingham, Liverpool Surrey, York: neutron wall Fusion-evaporation studies Brighton, York, Surrey, Liverpool Surrey: sub-barrier coulex Liverpool: Nobelium collaboration CHARISSA: neutron unbound molecular breakup Birmingham, Surrey MAYA: reactions and resonances Daresbury, Liverpool Liverpool: Masses CIME, SPEG Plans for deep inelastic Manchester, Paisley, Surrey Possible 56 Ni, 18 F beam facility

30 TIARA ECLAN DEMON

31 GANIL UK Groups Working at GANIL Paisley Liverpool Birmingham York Manchester Daresbury Brighton Surrey

32 Spiral 2 REACTIONS WORKSHOP October 2005 Details at : WORKSHOP PROGRAMME PHYSICS MOTIVATIONS Changing shell structure, Reaction mechanisms, N=Z nuclei, Near-Barrier, Clusters, Superheavies: R. Wyss, J. Schiffer, G. Rogachev, F. Rejmund, N. Le Neindre, T. Neff, A. Navin, R. Lemmon, P. Greenlees, L. Corradi, D. Chakrabarty, D. Ackermann OTHER RNB LABS AND R&D Experience (including physics, beams, R&D) from several different examples of facility: D. Radford (Experience at Oak Ridge) T. Nilsson (Experience at REX-ISOLDE) P. Egelhof (Synergies with GSI and FAIR) DISCUSSION GROUPS Aiming to identify equipment and R&D needs and set up working groups in appropriate areas: G. Poggi & R. Bougault (Reactions Array) F. Capuzella, A. Drouart & A. Villari (Spectrometer for intense stable beams) D. Ackermann & A. Gillibert (Target technology) D. Beaumel, R. Lemmon & N. Orr (Reaction array for spectroscopy: charged particles, neutrons) D. Cortina-Gil & P. Roussel-Chomaz (Active target) CO-CHAIRS: Y. BLUMENFELD & W. CATFORD

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34 UK Investment: 1M to exploit 10M for 10 years and more Partnership in SPIRAL2 project is offered Maintenance of UK investment guaranteed by French Membership of principal management boards

35 UK Investment: 1M to exploit 10M for 10 years and more Partnership in SPIRAL2 project is offered Maintenance of UK investment guaranteed by French Membership of principal management boards