Modification of Geant4 simulation Detailed crystal structures included reference materials real geometry.

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Presentation transcript:

Modification of Geant4 simulation Detailed crystal structures included reference materials real geometry

Checking of single Clover against NaI Clover NaI (φ7.62cm×7.62cm) NaI + source (25 cm away) for checking of the absolute photopeak efficiency 1330 keV gamma 10 6 events generated photo peak countdetection efficiency NaI ×10 -3 Clover Crystal # % (Relative) Clover Crystal # % (Relative) Clover Crystal # % (Relative) Clover Crystal # % (Relative) before Add back % (Relative) after Add back % (Relative) add-back factor: 1.54 Literature value: 1.2X10 -3

Energy [keV] photo peak efficiency [%] after Add back before Add back Geant4 simulation Detector geometry