Essays about: "Attenuation coefficient"
Showing result 21 - 21 of 21 essays containing the words Attenuation coefficient.
-
21. Off-axis primary-dose measurements using a mini-phantom
University essay from Lunds universitet/SjukhusfysikerutbildningenAbstract : The characterization of the incident photon beam is usually divided into its dependence on collimator setting (head-scatter factor) and off-axis position (primary off-axis ratio). These parameters are normally measured "in air" with a build-up cap, thick enough to generate full dose build-up at the depth of dose maximum. READ MORE