Research Article

Surface and Buildup Region Dose Measurements with Markus Parallel-Plate Ionization Chamber, GafChromic EBT3 Film, and MOSFET Detector for High-Energy Photon Beams

Figure 5

Percentage dose at the surface (0.07 mm) for 6 MV (a) and 15 MV (b) photon beams as a function of field size at 100 cm fixed SSD for Markus parallel-plate ionization chamber, EBT3 film, and MOSFET dosimeter.
(a)
(b)