Physica Medica: European Journal of Medical Physics
Volume 25, Issue 2 , Pages 101-104 , June 2009

Surface dose measurements with GafChromic EBT film for 6 and 18MV photon beams

Received 3 November 2007 ,Revised 19 March 2008 ,Accepted 3 May 2008.

References 

  1. Klein EE, Purdy JA. Entrance and exit dose regions for a Clinac-2100C. Int J Radiat Oncol Biol Phys. 1993;27(2):429–435
  2. McCullough EC. A measurement and analysis of build-up region dose for open field photon beams (Co-60 through 24MV). Med Dosim. 1994;19(1):5–14
  3. Manson DJ, Velkley D, Purdy JA, Oliver GD. Measurements of surface using buildup curves obtained with an extrapolation chamber. Radiology. 1975;115(2):473–474
  4. Nilsson B. Electron contamination from different materials in high energy photon beams. Phys Med Biol. 1985;30(2):139–151
  5. Mellenberg DE. Determination of build up over-response correction for a Markus type chamber. Med Phys. 1990;17(6):1041–1044
  6. Piermattei A, Azerio L, Fidanzio A, Arcovito G. Quasi water-equivalent detectors for photon beams that present lateral electron disequilibrium. Phys Med. 1998;14(1):9–17
  7. Gerbi BJ, Khan FM. The polarity effect for commercially available plane-parallel ionization chamber. Med Phys. 1987;14(2):210–215
  8. IAEA Technical Reports Series No: 381. 1997. The use of plane parallel ionization chambers in high energy electron and photon beams, an international code of practice for dosimetry.
  9. Klein EE, Esthappan JLi. Surface and build-up dose characteristics for 6,10 and 18MV photons from and Elekta Precise linear accelerator. J Appl Clin Med Phys. 2003;4(1):1–7
  10. Gerbi BJ, Khan FM. Measurement of dose in the buildup region using fixed-separation plane-parallel ionization chambers. Med Phys. 1990;17(1):17–26
  11. Central axis depth dose data for use in radiotherapy. BJR. 1996;(Suppl. 25):British Institute of Radiology
  12. Devic S, Seuntjens J, Abdel-Rahman W, Evans M, Olivares M, Podgorsak EB. Accurate skin dose measurements using radiochromic film in clinical applications. Med Phys. 2006;33(4):1116–1123
  13. Van Buttum L, Hoffmans D, Piersma H, Heukelom S. Accurate dosimetry with GafChromic EBT film of A 6MV photon beam in water: what level is achievable?. Med Phys. 2008;35(2):704–716
  14. Butson MJ, Yu PKN, Metcalfe EM. Extrapolated surface dose measurements with radiochromic film. Med Phys. 1999;26(3):485–487

PII: S1120-1797(08)00063-X

doi: 10.1016/j.ejmp.2008.05.001

Physica Medica: European Journal of Medical Physics
Volume 25, Issue 2 , Pages 101-104 , June 2009

Article Tools

* Image Usage & Resolution