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CSN3 – An Overview

CSN3. M.Taiuti. CSN3 – An Overview. OUTLOOK. Structure of the CSN3 Current Activity Perspectives Final remarks. The 4 Research Lines. Papers , Contributions to Conf . Facilities- e uropean. LNL. LNGS. LNF. LNS. Facilities– extra-european. 6. L1 - Quarks and Hadron Dynamics.

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CSN3 – An Overview

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  1. CSN3 M.Taiuti CSN3 – An Overview NUPeCC Meeting Milano

  2. OUTLOOK • Structure of the CSN3 • Current Activity • Perspectives • Final remarks NUPeCC Meeting Milano

  3. The 4 ResearchLines NUPeCC Meeting Milano

  4. Papers, ContributionstoConf. NUPeCC Meeting Milano

  5. Facilities-european LNL LNGS LNF LNS NUPeCC Meeting Milano

  6. Facilities–extra-european NUPeCC Meeting Milano 6

  7. L1 - Quarks and Hadron Dynamics • PhysicsperformedwithLeptonicprobes (Jlab, Bonn, Mainz) and Hadronic probes (DAPHNE@LNF) • Non perturbative QCD (baryons and mesons) • NLO pQCD • Hadronizationphenomena in nuclermatter • Strangenessphysics in nuclearmatter • N-N correlations • Spinphysics NUPeCC Meeting Milano

  8. Nucleon Form Factors @JLAB • Recoil Polarization Measurements of the Proton Electromagnetic Form Factor Ratio to Q2 ~8.5 GeV2 • Extension by more than 50% of the region in which the data are accurately determined A. J. R. Puckettet al. PRL 104, 242301 (2010) NUPeCC Meeting Milano

  9. NuclearPhysics@JLAB • Tensor Correlations Measured in 3He(e, e’pp)n H. Baghdasaryanet al. PRL 105, 222501 (2010) NUPeCC Meeting Milano

  10. MAMBO V.L.Kashevarovet al. Phys. Lett. B693 (2010) 551 • StudyofBaryonicResonances W ~ 1.5 GeV – 3 GeV • First measurement of the circular beam asymmetry in the γp→π0ηp reaction • Identify small contributions from positive-parity resonances via interference terms with the dominant D33 amplitude • ComplementarytoN*Program@JLab NUPeCC Meeting Milano

  11. N S p N N W L FINUDA @LNF • Proton spectra from Non-Mesonic Weak Decay of p-shell Λ-hypernuclei • Evidence for the two-nucleon induced process M. Agnello et al. Phys. Lett. B685 (2010) 247 NUPeCC Meeting Milano

  12. SIDDHARTA @LNF • Kaonicatoms • Measurement of the energy for the level 1s for the hydrogen kaonic atom • Next: deuterium M. Bazziet al. Phys. Lett. B – in press NUPeCC Meeting Milano

  13. L2 – PhaseTransitions in NM • Global observables and collectiveeffects : • Multiplicities, elliptic flow … • Degreesoffreedom vs. T Fluctuations and criticalbehaviours • hadronratios and spectra, dilepton continuum, directphotons…. • Partonicenergy loss in quark-gluon plasma • jet quenching, high pTspectra, open charm and open beauty • Deconfinements and chiralsymmetryrestoration: • charmonium and bottonium • neutraltochargedratios, resonances • At LHC the longestlifetimeofquark-gluon plasma NUPeCC Meeting Milano

  14. EMCal complete (+6 SM) ALICE @CERN ALICE Detector 2010 Shieldings removal 3 TRD addedd (now 10/18) DAQ upgrade: new LDCs and 64-bit OS (SLC5.5) ALICE Detector 2011 +3 TRDs EMCal complete

  15. The 2.76 TeVppRun 50% ofstatistics • Aim: 35 hours of data taking to achieve • > 50 Million MB events after physics selections • High running efficiency, collected 74 M minimum bias events and 10 M of rare triggers (Muon, EMCAL: 18 nb-1), enough for J/psi and charm • Analysis proceeding very fast (reconstruction already complete) => even rare probes OK 60% ofstatistics Expected full statisticsabout 1200 NUPeCC Meeting Milano

  16. z y x Properties of Medium in Pb+Pb Collisions Ellipticflow • Most extreme state of matter ever created in the lab … • Collective behavior observed in Pb-Pb collisions at LHC (+0.3 v2RHIC) v2(pT) similar to RHIC – almost ideal fluid at LHC ? • New input to the energy dependence of collective flow • Additional constraints on Eq-Of-State and transport properties K. Aamodtet al. PRL 105, 252302 (2010) NUPeCC Meeting Milano

  17. Jet quenching via hadron suppression #(part. in AA collision per N-N (binary) collision) #(particles observed per p-p collision) RAA= • Strong depletion of high-pT hadrons in A-A collisions– parton energy loss (jet quenching) • Qualitatively new feature : evolution of RAA as a function of pT • New, much anticipated constraint for parton energy-loss models Cross-section 1 suppression RAA ALICE Collaboration Phys. Lett. B 696 (2011) 30 NUPeCC Meeting Milano

  18. Di-hadronCorrelations in PbPb • At Low-pT : • Ridge • Hydrodynamics, flow • At High-pT : • Quenching/suppression, broadening • Powerful instrument to study system characteristics, including Jet Quenching (recoil jet suppression) • Two-pions correlations • indication that the fireball formed in nuclear collisions at the LHC is hotter, lives longer, and expands to a larger size at freeze-out as compared to lower energies ALICE Collaboration Phys. Lett. B 696 (2011) 328 NUPeCC Meeting Milano

  19. L3 - Nuclear Structure and Reaction Mechanisms 5-10 MeV/u 50 MeV/u Heavy-ions Reactions Multi- framm Decays (in beam) peripheral Nuclear structure Shellstructure Collettive modes-shape vs N/Z Termodynamics Viscosity-highspin Equation of state Symmetries LNL LNS GAMMA- PRISMA- EXOTIC- NUCLEX MAGNEX- LNS_STREAM- FRIBS - EXOCHIM NUPeCC Meeting Milano

  20. The AGATA Demonstrator@LNL 16O • 5 asymmetric triple-clusters 36-fold segmented crystals • 555 digital-channels • Eff. 3 – 8 % @ Mg = 1 • Eff. 2 – 4 % @ Mg = 30 • Main issue is Doppler correction capability No Doppler Corr Crystal Centers SegmentCenters PSA+Tracking F O N C dE (MeV) B Be Li a TKE (MeV) NUPeCC Meeting Milano

  21. Lifetime Meas. in n-rich Ni, Cu and Zn Isot. • AGATA+PRISMA+ differentialplunger • 76Ge(577MeV) + 238U, Nbdegrader NUPeCC Meeting Milano

  22. LifetimeMeasurementwith AGATA experimental @ 162° simulation • Stellar burning rates and 14N(p,)15O reaction • The sub-threshold resonance corresponding to the first excited 3/2+ state in 15O (6.79 MeV) is predicted to play a dominant role when extrapolating the cross-section to the Gamow peak region • @fs nuclear level lifetime 14N(2H,n)15O reaction @ 32 MeV (XTU LNL Tandem) NUPeCC Meeting Milano

  23. ConcurrentActivities@LNL • PRISMA • Binaryreactionstudies • NUCL_ex • GARFIELD • R&D for charged particle arrays to be used with radioactive beams (activity FAZIA – PP-SPIRAL2 in FP7 ) • Optimized the metallic layer deposited on the Si detector (25nm Al) • EXOTIC • Haloeffects in n-rich light nuclei reactions NUPeCC Meeting Milano

  24. EXOCHIM @LNS • Detector: CHIMERA • Beams: LNS + EXCYT (improved) ASY-EOS @GSI • Higherenergy (data analysis in progress) • IsospinDegreeofFreedom (n-z) • Equationof state • Neutron star radius • Fission • Multifragmentation Measurementsofchargedparticles Isospineffects in multifragmentation at Fermi energy 40Ca+40Ca 48Ca+48Ca 40Ca+46Ti 40Ca+48Ca Experiments at the higherenergy at GSI in 2011 Testsalreadymade Mass of the largest fragment Multifragmentationwith CHIMERA NUPeCC Meeting Milano

  25. Tagged beam 11Be n 10Be p p Target d

  26. MAGNEX @LNS • MoU INFN - IN2P3 in LEA COLLIGA signed in 2010 • EDEN has been installed MAGNEX EDEN NUPeCC Meeting Milano

  27. FRAG @LNS • FragmentationofIons • Extensive study of nuclear reactions of interest for medical and space applications • RelevantforSpace and Hadron-Therapy • Experimentalactivityextended at GSI at higherenergy (FIRST) 12C+12C @62MeV TPC MUSIC ALADIN Magnet Land detector

  28. L4 - Nuclear Astrophysics and Interdisciplinary Research • Reactions @ stellar energy • Nucleosynstesis • LUNA@LNGS, ASFIN@LNS and ERNA • n-captureforastrophysics and reactorapplications • N_TOF@CERN • Annihilationofanti-protons in nuclei in nuclei 5keV – 5 MeVregionofcosmological interest • ASACUSA @CERN • Pauliprincipleviolationin atomictransitions • VIP @LNGS • Gravityeffects on antimatter • AEGIS @CERN NUPeCC Meeting Milano

  29. n_TOF@CERN a Cosmic Clock • The precise determination of the neutron capture cross sections of 186Os and 187Os is important to define the s-process abundance of 187Os at the formation of the solar system. • This quantity can be used to evaluate the radiogenic component of the abundance of 187Os due to the decay of the unstable 187Re (t1/2 = 41.2 Gyr) and from this to infer the time duration of the nucleosynthesis in our galaxy (Re/Os cosmochronometer). M.Mosconiet al. Phys. Rev. C82 015802 (2010) NUPeCC Meeting Milano

  30. LUNA @LNGS • 15N(p,γ)16O and 15N(p,α)12C: “bridge” reactions between CNO I e II. Consequences for O and next CNO cycles. Important in the novae explosion and in “Asymptotic Giant Branch” stars • Next measurement: 17O(p,γ)17F LUNA P.J.LeBlancet al. Phys. Rev. C82 055804 (2010) NUPeCC Meeting Milano

  31. ASFIN@LNS • 17O(p,α)14N via the Trojan-Horse-Method • 17O isprocessed in the CNO cycle and play a key role in the novaenucleosynthesis and γ-rayastronomy • Evaluation of the 65 keV resonance strength and its impact in the reaction rate M.L.Sergiet al. Phys. Rev. C82 032801(R) (2010) NUPeCC Meeting Milano

  32. Whatnext? NUPeCC Meeting Milano

  33. Higherluminosity (1035) and coverage Upgrade to JLAB12 • Forwardtaggercalorimeter • Neutron detector • R&Dfor the Rich detector • Contribution to the new tracker with GEM detector NUPeCC Meeting Milano

  34. PANDA • CentralTracker TDR • Straw Tube selected for the tracker • Primary contribution from LNF and Torino • tests @COSY beam • PANDA is under scientific review inside the CSN3 • Sept. 2012 reviewin CSN3 and when approved -> • Feb. 2013 review in the ComitatoTecnicoScientifico NUPeCC Meeting Milano

  35. ALICE Upgrade • Detector Upgrades for >= 2013. Objectives: • Extend the Physics reach (independent on L ) • Improve the rate capability (in view of higher AA L ) • High rate upgrade: • increase rate capability of TPC (faster gas, increased R/O speed) • rare hard probes (Υ, g-jet, …) • DAQ, TRIGGER & HLT upgrades: • more bandwidth, more sophisticated and selective triggers • Particle ID upgrade: • extend to pT range for track-by-track identification to O(20) GeV/c • new physics interest, based on RHIC results • Forward upgrades (probably to be split into 2 phases): • new detectors for forward physics (tracking & calorimetry) • low-x in pA, AA • Extend ALICE coverage for diffractive Physics • Inner Tracking upgrade (INFN involved): • 2-nd generation vertex detector (closer to beams, extended acceptance, capabilities) • heavy flavour baryons, fully reconstructed B, … NUPeCC Meeting Milano

  36. SPES ISOL facility @LNL A second generation ISOL facility for neutron-rich ion beams and an interdisciplinary research center Proton induced fission on UCx 1013 fission/s - 8 kW on direct target SelectiveProduction of ExoticSpecies ISOL target 1 (8kW) Proton driver Proton and neutron applications Charge Breeder HV platform 260kV Exotic beam transfer to PIAVE-ALPI ISOL target 2 Beam cooler High Resolution Mass Spectrometer

  37. ISOL Roadmap in EUROPE 1012 fission/s , 2 MeV/n (A=130) TODAY LNS - EXCYT SPIRAL – 2014-2025 1013-14fission/s 10 MeV/n (A=130) > 1015fission/s 100 MeV/n (A=130) 3x 100 kW direct target 1x 5 MW 2-step target FROM 2025

  38. LUNA-MV @ LNGS • A 3.5 MV accelerator to measurekey reactions of the Helium burning and neutron sources for the s-process: • 12C(a,g)16O • 13C(a,n)16O • 22Ne(a,n)25Mg • (a,g) reactions on 14,15N and 18O • Relevant at higher temperatures (larger energies) than reactions belonging to the hydrogen-burning studied so far at LUNA NUPeCC Meeting Milano

  39. Major future development • Line1 • JLAB upgrade • PANDA is under scientificreview • Line2 • ALICE upgrade • Line3 • SPES@LNL + relatedinstrumentation (AGATA, FAZIA) • Line4 • LUNA-MV@LNGS NUPeCC Meeting Milano

  40. Conclusions - 1 • ALICE is collecting data with p and producing papers. Ready for further Pb-Pbdata taking. • The first experimental campaign with the AGATA demonstrator has started at LNL. The realization of ¼ of solid angle is in progress. Nuclei at extremes and more degrees of freedom will be investigated. • Esperiments engaged in upgrades (such as JLAB and CHIMERA at LNS) are progressing. • Several relevant results are obtained with the analysis under way. They are important to guide the future programs. • Improvements to the national infrastructures are in progress. NUPeCC Meeting Milano

  41. Conclusions - 2 • Is life easy? NO! NUPeCC Meeting Milano

  42. FinalRemarks • The ItalianNuclearPhysics Community isproviding high qualityresultstakingalsoadvantageof the nationalfacilities • There are severalforeseenupgrades, particularly ALICE, thatwill stress the financingcapabilitiesof CSN3 • PANDA couldalsooverload the CSN3 and requires a wisedecision • There are, at present, two major investment in the National Laboratoryinfrastructures (SPES and LUNA-MV) thatrequires a largeamountofmoney (INFN appliedto the Governement “Fondi Premiali”) NUPeCC Meeting Milano

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