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. 2015 Nov 8;16(6):51–64. doi: 10.1120/jacmp.v16i6.5391

Table 4.

Full‐width parameters of dose cross‐profiles from diode, film, and simulation data for 157 MeV beams

Energy (MeV) WED (mm) Modulation (mm) Diode (mm) Film (mm) Simulation (mm) Diode – Film (mm) Diode – Geant4 (mm)
157 33 30 FW90M 18.4 18.2 17.6 0.2 0.8
157 33 30 FWHM 20.2 20.3 20.3
0.1
0.1
157 135 30 FW90M 12.3 12.1 11.4 0.2 0.9
157 135 30 FWHM 20.1 20.7 20.1 0.6
0.1
157 33 60 FW90M 18.1 18.3 17.0
0.2
1.1
157 33 60 FWHM 20.2 20.3 20.3
0.1
0.1
157 120 60 FW90M 13.9 13.4 12.4 0.4 1.5
157 120 60 FWHM 20.3 20.9 20.2
0.6
0.1

FWHM = full width at half maximum dose; FW90M = full width at 90% maximum dose.