ESTRO PT 2018

Beam scattering for a real scanning setup (exit window, monitors, air, patient)

protons

carbons

Multiple scattering

70 MeV

210 MeV

145 MeV

FWHM [mm]

400 MeV/u

130MeV/u 270 MeV/u

z [mm]

vacuum window monitors air skin (water) target

Calc. U.Weber, RKAAG