Radiation Dose Distribution Measurements of Kilo-Voltage Photons Using Optically Stimulated Luminescence Detectors (OSLs) in Radiological Procedures

Journal of Basic and Applied Sciences

⁴  Amjad Hussan3¹  Zafar Sajjad²  Syed Mansoor Naqvi²  Imran Ahmed Siddiqui2³  Zaheer Uddin⁴ 

[1] 3Department of Oncology, Aga Khan University, Karachi, Pakistan;Department of Radiology, Aga Khan University, Karachi, Pakistan;2Department of Physics, University of Karachi, Karachi, 75270, Pakistan;Department of Physics, University of Karachi, Karachi, 7570, Pakistan

关键词: Radiation dose distribution;    OSL;    depth doses;    entrance surface dose;   

DOI  :  

学科分类：生物科学（综合）

来源: Lifescience Global

【 摘 要 】

OSLdetectorswereusedfordosemeasurementinasolidwaterphantom.Twootherdetectors,CobiaFlex(RTIElectronics)andPTW-Diadoswerealsousedtoverifythemeasurements.Radiationdosesweremeasuredforawiderangeofradiographictechniquesandsetofparametersfromverylow(1mAs,55kV)toveryhigh(140mAs,120kV)exposures.Multiplex-rayunitswereusedtoensurethatthemeasureddosesareindependentofx-rayunitsandaredependentonthespecifiedradiographicparameters.MeasurementswereperformedatthestandardmedicalradiographicimagingSource-to-Image-Distances(SID)of100cmand180cm.allthex-raybeamswerecollimatedtoproducea20cm×20cmfieldsize.

【 授权许可】

Unknown