Investigation of Estimation Accuracy of Phantom Scatter Factor by Clarkson Method Considering Depth in MLC Irregular Field
نویسندگان
چکیده
منابع مشابه
[Estimation of the phantom scatter factor (Sp) of rectangular fields].
This study proposes a method to accurately estimate the phantom scatter factor (Sp) of arbitrary rectangular fields. We measured output doses in water and air; these measured values were based on square fields and a limited number of symmetric rectangular fields using 4 MV and 10 MV X-rays of a Varian Clinac-iX. We calculated Sp from these measured values. Then, using these Sp values, we estima...
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investigation of (meta)discourse markers in elt coursebooks
the present study aimed to investigate representation of discourse markers and metadiscourse markers in conversations and readings of general elt coursebook series used in the language centers of iran. to this aim, four elt coursebooks popularly taught in language centers of this country were analyzed based on fung and carter’s (2007) framework regarding discourse markers and hyland’s (2005) fr...
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ژورنال
عنوان ژورنال: Japanese Journal of Radiological Technology
سال: 2019
ISSN: 0369-4305,1881-4883
DOI: 10.6009/jjrt.2019_jsrt_75.12.1426