• DocumentCode
    416713
  • Title

    Responses of directional gamma ray scintillation detectors for searching radioactive materials

  • Author

    Shirakawa, Y.

  • Author_Institution
    National Inst. of Radiol. Sci., Chiba, Japan
  • Volume
    3
  • fYear
    2003
  • fDate
    4-6 Aug. 2003
  • Firstpage
    2561
  • Abstract
    The proposed detector, which units a NaI(TI) scintillator, a same-shaped BGO scintillator with a photomultiplier tube, positively increases directional sensitivity to incident gamma rays and has a possibility of measuring directions of gamma rays, and searching radioactive materials. Prototypes have been designed and examined by laboratory tests. It is shown that the detector with scintillators of 25 mm in diameter by 50 mm in length has the sufficient sensitivity to meet the requirement.
  • Keywords
    gamma-ray apparatus; gamma-rays; photomultipliers; solid scintillation detectors; 25 mm; 50 mm; directional gamma ray scintillation detectors; directional sensitivity; photomultiplier tube; radioactive materials;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    SICE 2003 Annual Conference
  • Conference_Location
    Fukui, Japan
  • Print_ISBN
    0-7803-8352-4
  • Type

    conf

  • Filename
    1323650