Chemical Elements as Tracers of the Evolution of the Cosmos

Joint Institute for Nuclear Research (Dubna, Russia)

Available facilities at the Joint Institute for Nuclear Research (JINR) in Dubna, Russia, are IBR-2, IREN, and EG-5.


  • Nuclear data for nuclear astrophysics
  • IBR-2M (reactor)
    • Average power: 2 MW
  • IREN: Intense Resonance Neutron Source
    • Access to neutron beam - slow and resonance
    • nowadays 1014 neutrons per second integral sprectrum
    • fast neutrons at electrostatic generators by (p,n) reactions
  • proton and alpha induced reactions of a few MeV energies
  • EG-5 (Van-de-Graaff Electrostatic accelerator)
    • Energy region: 0.9 – 3.5 MeV
    • Beam intensity for H+: 30 μA
    • Beam intensity for He+: 10 μA
    • Energy spread < 500 eV
    • Number of beam lines: 6
  • MT-25 microtron:
    • gamma energies up to 25 MeV

Web page:

ChETEC contact persons:

  • Oprea Ioan Alexander (ionica[at]
  • Oprea Cristiana D. (