SPES
1.Develop a Neutron Rich ISOL facility delivering Radioactive Ion Beams at 10AMeV using the LNL linear accelerator ALPI as re-accelerator. 2.Make use of a Direct ISOL Target based on UCx and able to reach Fission/s to produce neutron rich exotic beams. 3.Apply the technology and the components of the ISOL facility to develop applications in neutron production and medicine. 1.Develop a Neutron Rich ISOL facility delivering Radioactive Ion Beams at 10AMeV using the LNL linear accelerator ALPI as re-accelerator. 2.Make use of a Direct ISOL Target based on UCx and able to reach Fission/s to produce neutron rich exotic beams. 3.Apply the technology and the components of the ISOL facility to develop applications in neutron production and medicine. Exotic nuclei ISOL facility for Neutron rich nuclei by U fission f/s high purity beam Reacceleration up to >10 MeV/u Applications Proton and neutron facility for applied physiscs Radioisotope produduction & Medical applications SPES strategy
Spes Project Layout 11/28/2015LAC Piazza3 Artistic ViewRadioIsotopes Facility ISOL Facility
SPES facility at LNL Proton Driver ISOL target 1 (8kW) ISOL target 2 High Resolution Mass Spectrometer Charge Breeder Exotic beam transfer to PIAVE-ALPI Proton and neutron applications HV platform 260kV Beam Cooler
The SPES Front end Proton Beam Radioactive Beam Target ion-source system
The SPES FE is fully operative! 60 kV platform Beam diagnostic devices Steerer & Electric quads Target & Ion source (platform 30kV) Proton beam line 60 kV insulator
The SPES target prototype Graphite Window UCx Disk Graphite Dumpers Graphite Box UCx emissivity measurement SEM Characterization UCx target production Before thermal treatment After thermal carburization treatment 4 cm diameter, 1 mm thick pellets
SPES Target-Ion-Source
SPES Surface Ion Source 350 A
Bending angle 80° in/out 28° Drift 1.62 m Quads. Elett. Leff=40 cm R=30 mm, Vmax<3 kV Beam transport & Spectrometer Wien filter Beam cooler HRMS Charge Breeder ISOL target Beam switching 90 o Deflector Electrostatic deflector for HV ripple compensation
Radio-isotopes for medicine Production of radionuclides of interest for medicine using the SPEScyclotron Production of radionuclides of interest for medicine using the SPES cyclotron New radio-isotopes of interest for medicine available at 70 MeV ARRONAX – SPES collaboration for Isotopes production and high-power target development
Radiation protection Z [cm] X [cm] Protons 70MeV 300 A on UCx target FLUKA simulations After one hour the activation is under the legislative limit of 1 Bq/g. 1)“Need ” to storage the Air for one hour. 2)Recirculation of Air Shielding: 3.6 m concrete Sever safety problem with air activation Shielding: 3.6 m concrete Sever safety problem with air activation