JRA10 Instrumentation for Precise Nuclear Measurements with Trapped Ion Techniques

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JRA10Instrumentation for Precise Nuclear
Measurements with Trapped Ion Techniques
Ari.Jokinen_at_phys.jyu.fi
Ari.Jokinen_at_phys.jyu.fi
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Core activity of JRA10

• Different methods and facilities
• JYFLTRAP, ISOLTRAP, ESR, SHIPTRAP
• JYFL, GSI, ISOLDE-CERN

Development of innovative techniques of trapped
and stored ions
Performance
Accuracy
Accurate measurements for a vast range of exotic
nuclei
Higher beam intensities New ion
species Isobaric/isomeric pure beams

• Nuclear structure
• Nuclear astrophysics
• Mass models and data libraries
• Fundamental interactions and symmetries
• Further exploitation of ion trapping in nuclear
  physics

Nuclear spectroscopy
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Innovative techniques to be developed
Benefits for astrophysics
Facilities
JYFLTRAP (JYU)

• Exotic isotopes and isomers of refractory
  elements
• Trap-assisted spectroscopy

P-capture-, np- and r-processes
SHIPTRAP (GSI, Giessen Univ.)

• Mass-resolved decay spectroscopy
• FT-ICR detection techniques

rp- and np-processes
FRS-ESR (GSI, Giessen Univ.)

• TOF detector system for
• Isochronous Mass Spectrometry
• Very short-lived nuclei

short-lived r-process nuclei
TRIGA (Mainz Univ.)

• Radionuclides produced at reactor
• FT-ICR detection techniques

r-process
ISOLTRAP/CERN (Greifswald Univ.)

• Implementation of new storage
• techniques, e.g. electrostatic ion
• trap for fast isobaric cleaning

r-process
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JRA10 Summary

• Unique JRA on precision experiments of stored
  ions by leading European groups (ESR, ISOLTRAP,
  JYFLTRAP, SHIPTRAP)
• TNA facilities (GSI, ISOLDE-CERN,JYU)
• Utilizes European synergy to develop innovative
  techniques
• Collaboration with Titan/TRIUMF (Canada), CPT/ANL
  and Lebit/MSU (USA) and SlowRi/RIKEN (Japan)
• Provides extended opportunities to the user
  community dealing with and contributing to
• Nuclear structure
• Nuclear astrophysics
• Mass models and data libraries
• Fundamental interactions and symmetries
• Further exploitation of ion trapping in nuclear
  physics