ESTRO course Dose Modelling and Verification 2017

Reduce the fluence to a countable level by Compton scattering. Spectrum derived by correcting for energy loss during scattering. Setup complexity makes it unpractical for clinical use. Beam energy spectra Measurements – Compton spectroscopy

Al scatterer

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from Landry and Anderson, MedPhys 18, 1991, p 527