Exploring QCD with Antiprotons
PANDA at FAIRM. Hoek on behalf of the PANDA Collaboration
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Quantum Chromodynamics (QCD)
Asymptotic Freedom
Confinement
QCD
Degrees of Freedom
Exotic Forms of Matter
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Physics at PANDA
Precision Hadron Spectroscopy
Exotic States (Glueballs, Hybrids)
In-Medium Modifications
Nucleon Structure
Hypernuclei
Non-perturbative QCD
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Charmonium Spectroscopy
4
3s
sV krr
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Charmonium Spectroscopy
1--
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Charmonium Spectroscopy
Mass difference
important for potential models
Compare spin singlet and triplet states
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Charmonium Spectroscopy
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Exotic Excitations – Glueballs & Hybrids
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Nucleon Structure
DVCS Hard exclusive Meson production
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Facility for Antiproton and Ion Research
GSI
Primary Beams• 238U28+ : 1012/s @ 1.5-2 AGeV; • 238U92+: 1010/s @ up to 35 AGeV • Protons : 2 x1013/s @ 30 GeV 100-1000 x present intensity
Secondary Beams •Broad range of radioactive beams up to 1.5 - 2 AGeV
• up to 10 000 x present intensity • Antiprotons 0 - 15 GeV
Storage & Cooler Rings•Radioactive beams•e-– A (or Antiproton-A) collider•1011 stored and cooled antiprotons 1.5 - 15 GeV/c
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
High Energy Storage Ring
• Beam momentum 1.5-15 GeV/c• Storage ring for internal target• Luminosity up to L~ 2x1032 cm-2s-1
•Beam cooling (stochastic & electrons)
•Energy resolution ~50 keV
Resonance Scan
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
PANDA Detector
Target Spectrometer
Forward Spectrometer
Beam
Target
Instrumented Yoke
Solenoid Magnet
Central Tracker
Forward Tracker
Calorimeter
Calorimeter
Dipole Magnet
Calorimeter
Forward Tracker
Muon Range System
Micro Vertex Detector
PID
PID
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
Summary & Outlook
• PANDA will be a versatile QCD experiment:• Large acceptance and double spectrometer
• Tracking and vertexing capabilities
• Particle identification and calorimetry
• Flexible data acquisition & trigger
• Novel techniques in detector and readout design
IOP Nuclear and Particle Physics Divisional Conference 4-7 April 2011, University of Glasgow
U BaselIHEP BeijingU BochumIIT BombayU BonnIFIN-HH BucharestU & INFN BresciaU & INFN CataniaJU CracowTU CracowIFJ PAN CracowGSI Darmstadt TU DresdenJINR Dubna (LIT,LPP,VBLHE)U EdinburghU ErlangenNWU Evanston
U & INFN FerraraU FrankfurtLNF-INFN FrascatiU & INFN GenovaU GlasgowU GießenKVI GroningenIKP Jülich I + IIU KatowiceIMP LanzhouU LundU MainzU MinskITEP Moscow MPEI MoscowTU MünchenU MünsterBINP Novosibirsk
IPN OrsayU & INFN PaviaIHEP ProtvinoPNPI GatchinaU of SilesiaU StockholmKTH StockholmU & INFN TorinoPolitecnico di TorinoU Piemonte Orientale, TorinoU & INFN TriesteU TübingenTSL UppsalaU UppsalaU ValenciaSMI ViennaSINS WarsawTU Warsaw
About 420 physicists from 53 institutions in 16 countries
PANDA Collaboration
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