Physica Medica: European Journal of Medical Physics
Volume 26, Issue 4 , Pages 216-219 , October 2010

Scanning orientation and polarization effects for XRQA radiochromic film

  • Hani Alnawaf

      Affiliations

    • Centre for Medical Radiation Physics, University of Wollongong, Northfields Ave., Gwynneville, NSW, Australia
    • ,
  • Martin J. Butson

      Affiliations

    • City University of Hong Kong, Dept. of Physics and Materials Science, Kowloon Tong, Hong Kong
    • Illawarra Cancer Care Centre, Department of Medical Physics, Crown St., Wollongong, NSW 2500, Australia
    • Centre for Medical Radiation Physics, University of Wollongong, Northfields Ave., Gwynneville, NSW, Australia
    • Corresponding Author InformationCorresponding author. Dept. of Medical Physics, P.O. Box 1798, Wollongong, 2500 NSW, Australia. Fax: +61 2 42265397.
    • ,
  • Tsang Cheung

      Affiliations

    • City University of Hong Kong, Dept. of Physics and Materials Science, Kowloon Tong, Hong Kong
    • ,
  • Peter K.N. Yu

      Affiliations

    • City University of Hong Kong, Dept. of Physics and Materials Science, Kowloon Tong, Hong Kong

Received 25 March 2009 ,Revised 11 December 2009 ,Accepted 14 January 2010.

References 

  1. Saur S, Frengen J. GafChromic EBT film dosimetry with flatbed CCD scanner: a novel background correction method and full dose uncertainty analysis. Med Phys. 2008;35:3094–3101
  2. Zeidan OA, Stephenson SA, Meeks SL, Wagner TH, Willoughby TR, Kupelian PA, et al. Characterization and use of EBT radiochromic film for IMRT dose verification. Med Phys. 2006;33:4064–4072
  3. Lynch BD, Kozelka J, Ranade MK, Li JG, Simon WE, Dempsey JF. Important considerations for radiochromic film dosimetry with flatbed CCD scanners and EBT GAFCHROMIC film. Med Phys. 2006;33:4551–4556
  4. Dini SA, Koona RA, Ashburn JR, Meigooni AS. Dosimetric evaluation of GAFCHROMIC XR type T and XR type R films. J Appl Clin Med Phys. 2005;6:114–134
  5. Butson MJ, Cheung T, Yu PKN. Scanning orientation effects on Gafchromic EBT film dosimetry. Australas Phys Eng Sci Med. 2006;29:281–284
  6. Alnawaf H, Cheung T, Butson MJ, Yu PKN. Absorption spectra response of XR-QA Radiochromic film to x-ray radiation. Radiat Meas, in press, doi:10.1016/j.radmeas.2009.10.058.
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  9. Chiu-Tsao ST, Ho Y, Shankar R, Wang L, Harrison LB. Energy dependence of response of new high sensitivity radiochromic films for megavoltage and kilovoltage radiation energies. Med Phys. 2005 Nov;32(11):3350–3354
  10. Cheung T, Butson MJ, Yu KN. Post irradiation coloration of Gafchromic EBT radiochromic film. Phys Med Biol. 2005;50:N281–N285
  11. Yu PK, Butson M, Cheung T. Does mechanical pressure on radiochromic film affect optical absorption and dosimetry?. Australas Phys Eng Sci Med. 2006;29:285–287
  12. Constanitinou C, Attix F, Paliwal B. A solid water phantom material for radiotherapy X-ray and gamma ray beam ray calculations. Med Phys. 1982;9:436–441
  13. Butson MJ, Cheung T, Yu PKN. Evaluation of the magnitude of EBT Gafchromic film polarization effects. Australas Phys Eng Sci Med. 2009 Mar;32(1):21–25
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  15. Thomas G, Li Y, Chu RY, Cheung JY, Maqbool F, Rabe F, et al. Measurement of dose-area product with GafChromic XR type R film. J Appl Clin Med Phys. 2005 Summer;6(3):122–132
  16. Ohuchi H. High sensitivity radiochromic film dosimetry using an optical common-mode rejection and a reflective-mode flatbed color scanner. Med Phys. 2007 Nov;34(11):4207–4212

PII: S1120-1797(10)00005-0

doi: 10.1016/j.ejmp.2010.01.003

Physica Medica: European Journal of Medical Physics
Volume 26, Issue 4 , Pages 216-219 , October 2010

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