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A model to evaluate the lifetime of stripping foils with high energy H- beams

An analytical model to evaluate the lifetime of a carbon foil used to strip a high energy H- beam is proposed and discussed in this paper. The existing model based on elastic scattering is not applicable when the H- beam energy is in excess of several hundred MeV, since the inelastic radiation damag...

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Detalles Bibliográficos
Autores principales: Aiba, M, Bruno, L, Goddard, B, Meddahi, M
Lenguaje:eng
Publicado: 2010
Materias:
Acceso en línea:http://cds.cern.ch/record/1274458
Descripción
Sumario:An analytical model to evaluate the lifetime of a carbon foil used to strip a high energy H- beam is proposed and discussed in this paper. The existing model based on elastic scattering is not applicable when the H- beam energy is in excess of several hundred MeV, since the inelastic radiation damage then dominates. Based on the proposed model, carbon stripping foil lifetimes for the CERN PS2 and SPL-based proton driver accumulator are evaluated.