Water-cooled grid support for high-power irradiation with thin target windows

T. E. Barnhart, A. K. Converse, K. A. Dabbs, R. J. Nickles, K. Buckley, S. Jivan, T. J. Ruth, A. D. Roberts

    Research output: Contribution to journalArticlepeer-review

    Abstract

    A new thin window support system for the accelerator production of positron emitters (e.g. 17F, 18F 11C, 15O) has been developed. The integrated support grid and cooling design has been optimized for 6-13MeV protons or deuterons. The water-cooled support grid regularly operated at >100μA of 6MeV deuterons and protons. The grid performed without failure at ≥50μA of 13MeV protons on a 3.1MPa gas target using 25.4μm aluminum target foil. Transmission for the smallest hole grid of 72% based on uniform parallel beam agreed with the measured yield of 71±1% compared to the theoretical maximum yield. © 2002 Elsevier Science Ltd. All rights reserved.
    Original languageEnglish
    Pages (from-to)21-26
    Number of pages5
    JournalApplied Radiation and Isotopes
    Volume58
    Issue number1
    DOIs
    Publication statusPublished - 1 Jan 2003

    Keywords

    • PET
    • Radioisotope production

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