Figure 1. Geometrical model of medical accelerator simulated with GEANT4

From

Evaluation of the Average Weighting Factor in Thin Layer Irradiation by Bremsstrahlung

A.V. Belousov, U.A. Bliznyuk, A.P. Chernyaev

Biomedicine and Biotechnology. 2014, 2(4), 80-84 doi:10.12691/bb-2-4-3