Paper | Title | Page |
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THPAK104 | New Proton Driver Beamline Design for ARIEL* Project at TRIUMF** | 3473 |
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Funding: ∗ Capital funding from CFI (Canada Foundation for Innovation). ** Funded under a contribution agreement with NRC (National Research Council Canada). The new radioisotope facility at TRIUMF, ARIEL, under construction, comprises two primary driver beams: 50 MeV electrons from the SC linac and 480 MeV protons from the main TRIUMF cyclotron. New 80 m long proton beam line will transport up to 100 microamps beam from existing cyclotron extraction port to an ISOL target station. H− cyclotron stripping foil extraction allows to feed this additional user simultaneously with 3 present different experimental programs. Distinctive features of the new beam line include: a) compensation of the cyclotron energy dispersion; b) low-loss (< 1 nA/m) beam transport after a collimator dedicated to remove the beam halo produced by large-angle scattering in the extraction foil; c) broad range of beam size variability at the production target by applying beam rastering at 400 Hz; d) sharing the same tunnel with electron beam line that requires unique beam loss protect system. Details of beam optics design as well as beam instrumentation are discussed in the paper. |
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DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2018-THPAK104 | |
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