Acceleration and mass-separation of radioactive ion beams in an isochronous cyclotron

Berger, Guy;Daras, Thierry;Loiselet, Marc;Postiau, Nancy;Ryckewaert, Guido
(1991) Conference Record of the 1991 IEEE Particles Accelerator Conference. Accelerator Science and Technology (Cat. No.91CH3038-7) — Location: San Francisco, CA, USA (6.May.1991)

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  • Berger, GuyUCLouvain
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  • Loiselet, MarcUCLouvain
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  • Ryckewaert, GuidoUCLouvain
    Author
Abstract
The authors report on first operational results obtained with the two-cyclotron concept for the production and acceleration of a /sup 13 /N radioactive beam (/b T//sub 1/2/=10 min.). A pure beam of 70 particle pA of /sup 13/N at 0.63 meV/amu has been accelerated and used for cross-section measurements of the /sup 1/H(/sup 13 /N, gamma )/sup 14/O reaction which is involved in astrophysical processes. Although the /sup 13/N beam is accelerated with a /sup 13/C beam at least 10/sup 3/ times more intense, the specific characteristics of a cyclotron make it possible to separate clearly these two species whose relative mass difference is only 1.8*10/sup -4/, without loss of intensity for the /sup 13 /N beam. The /sup 13/C contamination on the final target is less than 1 particle pA. The advantages of a cyclotron over a linac as a post-accelerator for low-energy radioactive beams are discussed.
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Berger, G., Daras, T., Loiselet, M., Postiau, N., & Ryckewaert, G. (1991). Acceleration and mass-separation of radioactive ion beams in an isochronous cyclotron. In Lizama, L.; Chew, J.; (ed.), Conference Record of the 1991 IEEE Particles Accelerator Conference.Accelerator Science and Technology (Cat. No.91CH3038-7) (p. Vol. 4, p. 2610-12). IEEE. https://doi.org/10.1109/PAC.1991.165046