Variation of linear accelerator wedge factors with field size and wedge position
Autor: | Dean, E M, Davis, J B |
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Zdroj: | The British Journal of Radiology; June 1993, Vol. 66 Issue: 786 p569-569, 1p |
Abstrakt: | Replying to the letter by Thomas and Thomas, referring to further measurements of wedge factor with field size, made on a modified ABB linear accelerator; we confirm our agreement with their hypotheses.It is clear that a number of different, complex factors contribute to the variation of wedge factor with field size; one of the most obvious ones discussed in their cited references being source to wedge tray distance. |
Databáze: | Supplemental Index |
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