Figure 10.

Crossbeam profiles in the chest wall phantom for a $20\times 20\hspace{0.17em}{\text{cm}}^2$ applicator at 12 MeV and $\text{SSD}=100\hspace{0.17em}\text{cm}$: (a) profile at 2.7 cm of depth; (b) profile at 4.3 cm of depth; (c) profile at 2.7 cm of depth, with the stopping power correction for the Teflon part; (d) profile at 4.3 cm of depth, with the stopping power correction for the Teflon part.