Development of a LYSO-array detector for measurement of proton-beam profiles

B. S. Moon, B. Hong, J. Jang, M. S. Jeong, M. Jo, E. A. Ju, K. S. Lee, S. Park, K. S. Sim

    Research output: Contribution to journalArticlepeer-review

    4 Citations (Scopus)

    Abstract

    Here, we report on the development of a beam-scan detector that can quantitatively measure proton-beam profiles. The core component of the beam-scan detector is composed of 46 0.9-mm-thick LYSO (lutetium yttrium oxyorthosilicate) scintillators. The LYSO-scintillator array was equipped with a 46-channel silicon photodiode and current-mode signal processing electronics. The beam-scan detector was tested with 45-MeV proton beams provided by the MC50 proton cyclotron at the Korea Institute of Radiological and Medical Science (KIRAMS). This system has been shown to reliably detect and measure proton-beam profiles at currents ranging from 1 to 5 nA. We expect the current beam detector operating in the charge-integration mode to allow us to perform qualify measurements for therapeutic proton and heavy-ion beams.

    Original languageEnglish
    Pages (from-to)1088-1092
    Number of pages5
    JournalJournal of the Korean Physical Society
    Volume56
    Issue number4
    DOIs
    Publication statusPublished - 2010 Apr 15

    Keywords

    • Charge-integration mode
    • Lutetium yttrium oxyorthosilicate
    • Proton cyclotrons
    • Proton-beam profiles

    ASJC Scopus subject areas

    • General Physics and Astronomy

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