ADUC and ELENA Meeting 28-29 September 2011. Sept. 29, 2011 Rudolf Maier. Outline. Introduction HESR: H igh- E nergy S torage R ing Prototyping of HESR components Beam Experiments at the Cooler Synchrotron COSY Summary Contribution to ELENA.
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Sept. 29, 2011 Rudolf Maier
HESR: High-Energy Storage Ring
Prototyping of HESR components
Beam Experiments at the Cooler Synchrotron COSY
Contribution to ELENA
Antiprotons with 1.5 GeV/c ≤ p ≤ 15 GeV/c
High luminosity: 2·1032 cm-2s-1
Thick targets: 4·1015 cm-2
High momentum resolution: Δp/p ≤ 4·10-5
Phase space cooling
Long beam life time: >30 min
Criteria for the Layout of the HESR
HESR Consortium: Germany (Jülich, GSI, Mainz), Romania and Slovenia
100 KeV e-Cooler
Barrier Bucket Cavity
2 MeV e-Cooler
IKP attheresearchcenterJuelichhas a longstandingtradtionofsignificantcontributionstothefacilityandphysicsprogramatthe CERN-AD.
Wefullysupportconstructingthe ELENA ring toincreasethephasespacedensityofthecooledantiprotons.
In theapplicationphaseof ELENA wehaveagreedtocontributetheequivalentof 3 person-yearstotheconstructionefforts, andnowthat ELENA hasbeenapproved, weremaindedicatedtothispledge.
Currentlyour electronic andmechanicalworkshopsarefullybooked, howeverweare happy todiscussworkpackagesthatmatchthe time schedules, as well asothercontributionsthatrequireotherresources.
Running H-Sourcessince 1995 forInjectionintoCyclotron
at 49.3 MeV
Total trigger rate
2 Spin Flips
Pressure at filter target
Pressure at deuterium target
16000s of spin-filtering