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Large Area Fast Silicon Tracking Systems for CBM expriment at FAIR, Germany and MPD setup of NICA

Yu.A.Murin LHEP JINR. Large Area Fast Silicon Tracking Systems for CBM expriment at FAIR, Germany and MPD setup of NICA. Yu.A.Murin, Kuokola, 25 June, 2013. Global tasks of heavy ion high energy physics. Deconfined matter Chiral symmetry restoration Magnetic fields up to 10 18 G

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Large Area Fast Silicon Tracking Systems for CBM expriment at FAIR, Germany and MPD setup of NICA

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  1. Yu.A.Murin LHEP JINR Large Area Fast Silicon Tracking Systems for CBM expriment at FAIR, Germany and MPD setup of NICA Yu.A.Murin, Kuokola, 25 June, 2013

  2. Global tasks of heavy ion high energy physics • Deconfined matter • Chiral symmetry restoration • Magnetic fields up to 1018 G • Strange matter continent (“new hypernucler physics”) ALICE@CERN MPD@NICA-JINR RHIC@BNL CBM@FAIR Deconfined matter BM_N@JINR Confined matter Spinodial decay ? Yu.A.Murin, Kuokola, 25 June, 2013

  3. Two major objectives to study heavy-ion collisions at intermediate energies Superdense nuclear matter SIS-300 and NICA task Deconfinement through SD New Hypernuclear Physics SIS-100 (FAIR) and Nuclotron-M (NICA) tasks Yu.A.Murin, Kuokola, 25 June, 2013

  4. Energy region covered by the LHEP and GSI facilities (in deutron energy, recalculated for Elab) fixed target Year of putting in operation colliders SIS-300(FAIR) 2020 energy range allowing to reach max. baryonic density in dedicated experiments SIS-100 (FAIR) 2018 2017 ColliderNICA (JINR) Booster(LHEP) 2015 Nuclotron-N(JINR) SIS-18 (GSI) RHIC& LHC(BNL, CERN) operational 5 10 15 40 60 80 Elab, GeV/u Yu.A.Murin, Kuokola, 25 June, 2013

  5. The Facility for Antiproton and Ion Research FAIR Primary Beams • 1012/s; 1.5 GeV/u; 238U28+ • 1010/s 238U73+ up to 35 GeV/u • 3x1013/s 30 GeV protons SIS100: Au 11 A GeV SIS300: Au 35 A GeV p-Linac SIS18 SIS100/300 UNILAC Secondary Beams • range of radioactive beams up to 1.5 - 2 GeV/u; up to factor 10 000 higher in intensity than presently • antiprotons 3 - 30 GeV HESR Storage and Cooler Rings • radioactive beams • 1011 antiprotons 1.5 - 15 GeV/c, • stored and cooled CR &RESR APPA Technical Challenges NESR 100 m • cooled beams • rapid cycling superconducting magnets • dynamical vacuum Yu.A.Murin, Kuokola, 25 June, 2013

  6. The Facility for Antiproton and Ion Research FAIR Modul 0 SIS100 Modul 1 CBM, APPA Modul 2 Super-FRS Modul 3 Antiproton-target, CR,p-Linac, HESR Yu.A.Murin, Kuokola, 25 June, 2013

  7. Yu.A.Murin, Kuokola, 25 June, 2013

  8. LHEP plans for new facilities within NICA megaproject FT area bld.205 STS JINR-GSI coop. Yu.A.Murin, Kuokola, 25 June, 2013

  9. The BM@N experiment project • measurements of the multistrange objects (Ξ, Ω, exotics) & hypernuclei in HI collisions • close to the threshold production in the region of high sensitivity to the models prediction GIBS magnet (SP-41) TS-target station, T0- start diamond detector, STS - silicon tracker, ST- straw tracker, DC- drift chambers, RPC- resistive plate chambers, ZDC- zero degree calorimeter, DTE – detector of tr. energy. Yu.A.Murin, Kuokola, 25 June, 2013

  10. HI beams of SIS18 (GSI) and Nuclotron (JINR) Energy & Intensities, pcs per cycle

  11. The CBM experiment at FAIR Transition Radiation Detectors Resistive Plate Chambers (TOF) Ring Imaging Cherenkov Detector Electro- magnetic Calorimeter Silicon Tracking System Projectile Spectator Detector (Calorimeter) Micro Vertex Detector Target Dipole Magnet Muon Detection System two configurations: - electron-hadron - and muon setup Yu.A.Murin, Kuokola, 25 June, 2013

  12. CBM(BM@N) STS design constraints • Coverage: • rapitidies from center-of mass to close to beam • aperture 2.5° <  < 25° (less for BM_N) • Momentum resolution • δp/p  1% • field integral 1 Tm, 8 tracking stations • 25 µm single-hit spatial resolution • material budget per station ~1% X0 • No event pile-up • 10 MHz interaction rates • self-triggering read-out • signal shaping time < 20 ns • Efficient hit & track reconstruction • close to 100% hit eff. • > 95% track eff. for momenta >1 GeV/c • Minimum granularity @ hit rates < 20 MHz/cm2 • maximum strip length compatible with hit occupancy and S/N performance • largest read-out pitch compatible with the required spatial resolution • Radiation hard sensors compatible with the CBM physics program • 1 × 1013neq/cm2 (SIS100) • 1 × 1014neq/cm2 (SIS300) • Integration, operation, maintenance • compatible with the confined space in the dipole magnet Yu.A.Murin, Kuokola, 25 June, 2013

  13. System concept • Aperture: 2.5° <  < 25° (some stations up to 38°). • 8 tracking stations between 0.3 m and 1 m downstream the target. • Built from double-sided silicon microstrip sensors in 3 sizes, arranged in modules on a small number of different detector ladders. • Readout electronics outside of the physics aperture. Yu.A.Murin, Kuokola, 25 June, 2013

  14. Assessment of tracking stations – material budget station 4 electronics sensor: 0.3% X0 r/o cables: 2×0.11% X0 side view front view Yu.A.Murin, Kuokola, 25 June, 2013

  15. Assessment of tracking stations – sensor occupancy sensor occupancy := ratio “nb. of hit strips : nb . of all strips“ in a sensor Y/cm station 1 Yu.A.Murin, Kuokola, 25 June, 2013

  16. Assessment of tracking stations – hit cluster size cluster of strips := number of adjacent strips in a sensor that fire simultaneously distribution for full STS in station 4 mean: 2.7 Yu.A.Murin, Kuokola, 25 June, 2013

  17. Track reconstruction performance studies track reconstruction efficiency momentum resolution 25 AGeV Au+Au central primary secondary •  Ongoing layout improvements: • aperture improvements to be done in some of the stations: better coverage around beam pipe • optimize number and type of modules and their deployment in the stations Yu.A.Murin, Kuokola, 25 June, 2013

  18. Physics performance studies – example hyperons Au+Au, 8 AGeV Au+Au, 25 AGeV c several cm, decays just before/within STS Yu.A.Murin, Kuokola, 25 June, 2013

  19. Hyperon and hypernuclei with STS with CBM-like STS at Nuclotron existing SP-42 magnet  Silicon tracker: 8 stations microstrips (400 µm each)  Strips with 50 µm pitch and 7,5o stereo angle  full event reconstruction central Au+Au collisions at 4 AGeV: total efficiency 8% 2 % H3- Yu.A.Murin, Kuokola, 25 June, 2013

  20. MPD ITS status NICA MPD-ITS Th Computer model simulations by V.P.Kondratiev and N.Prokofiev, SPbSU Yu.A.Murin, Kuokola, 25 June, 2013

  21. The need for modern fast and high precision instrumentation based on microstrip sensors NICA MPD CBM/BM@N The Ladder Supermodule („the ladder“)= Sensitive modules on light weighed CF support frames with FEE in cooled containers at the rare ends Yu.A.Murin, Kuokola, 25 June, 2013

  22. The CBM-MPD STS Consortium Since Nov 2008 Yu.A.Murin, Kuokola, 25 June, 2013

  23. CBM-MPD STS Consortium • 8 institutes • 5 countries MPD and BM@N in Dubna • CBM in Darmstadt • GSI, Darmstadt, Germany • JINR, Dubna, Russia • IHEP, Protvino, Russia • MSU, Moscow, Russia • KRI, St.Petersburg, Russia • University, St.Petersburg • SE SRTIIE, Kharkov, Ukraine • NCPHEP, Minck,Belarus Rep. • PI AS, Prague,Czech Rep • Components • Modules assembly • Ladder assembly • Radiation tests • In-beam tests Yu.A.Murin, Kuokola, 25 June, 2013

  24. Mechanics hardware:Punch@Mould Produced in SPb with a dozen CF space frames manufactured @ CERN Punch and Mold for production of true CBM supporting frames Yu.A.Murin, Kuokola, 25 June, 2013

  25. Demonstrators and prototypes Yu.A.Murin, Kuokola, 25 June, 2013

  26. Sensor development – involvement of Hamamatsu , Attepmpt to repeat at Vendors in Russia, Belarusia, and Czeh Republics The CBM-MPD STS Consortium: change in sensor production policy – mixed DSSD SSSD structure of STS (based on experience gotton!) DSSD: German Party responsibility – CiS, Erfurt (62х62) + Hamamatsu, Japan(42х62), double metalization on P-side SSSD-sandwich: the Consortium responsibility Hamamatsu, Japan(42х62), On-SemiConductor, Czech Rep. (62х62) + auxiliary chipcable (SE RTIIE) +RIMST,RF Usage of SINP MSU Si lab expertize ( Merkin M.M. et al) Yu.A.Murin, Kuokola, 25 June, 2013

  27. Prototype Device for ladder assembling manufactured at PLANAR, Minsk , Rep. of Belarus, 2012 Yu.A.Murin, Kuokola, 25 June, 2013

  28.    The German forced change in tentative WP of the Consortium : TDR Jun 2013 – Comissioning Oct 2017 Yu.A.Murin, Kuokola, 25 June, 2013

  29. Preparations for the in-beam tests at Nuclotron • Equipment of JINR test bench with n-XYTER readout • Mechanics preparation • Slow Control for Protvino in-beam • Logic Init for recording the external DAQ information into the ROC Status: Preparations for the in-beam tests at Nuclotron Yu.A.Murin, Kuokola, 25 June, 2013

  30. The Conclusions • In 2013 common GSI-JINR project started with resources (@around 3 M USD) released to develop corresponding infrastructure for massive production of modules and, especially, supermodules at LHEP JINR by mid-2015 for the BM@N and CBM STS projects, firstly, and NICA-MPD ITS, afterwards Through years 2008-2013 the CBM-MPD STS Consortium demonstrated self-sustained growth of R& D activity which could be successfully accomplished within 1,5 -2 years • Young generation recruitment and training is the basic problem of the project to be discussed tomorrow in more details as well as more involvement of physicists from the Universities of both capitals of Russia Thank you for your attention! Yu.A.Murin, Kuokola, 25 June, 2013

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