Better narrow beam profiles by exposing a stack of radiochromic films and averaging the readings

Medical Physics

Volumn 26, Issue 3, 1999, Pages 489-492

  Duggan, D M ^a   Coffey II, C W ^a  

^a VANDERBILT UNIVERSITY MEDICAL CENTER   (United States)

Author keywords

Beam profiles; Dosimetry; Radiochromic film; Radiosurgery

Indexed keywords

DOSIMETRY; STATISTICS;

BEAM PROFILES; DOSE DISTRIBUTIONS; HIGH SPATIAL RESOLUTION; RADIOCHROMIC FILM; RADIOSURGERY; STANDARD DEVIATION; TISSUE EQUIVALENCE; TWO-DIMENSIONAL DOSE DISTRIBUTIONS;

RADIOTHERAPY;

ARTICLE; DOSIMETRY; PRIORITY JOURNAL; RADIATION BEAM; RADIATION DOSE; RADIOSURGERY; X RAY FILM;

EID: 0032980388     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.598780     Document Type: Article

References (11)

1. W. L. McLaughlin, Y. D. Chen, C. G. Soares, A. Miller, G. Van Dyk, and D. F. Lewis, "Sensitometry of the response of a new radiochromic film dosimeter to gamma radiation and electron beams," Nucl. Instrum. Methods Phys. Res. A 302, 165-176 (1991).
2. P. J. Muench, A. S. Meigooni, and R. Nath, "Photon energy dependence of the sensitivity of radiochromic film and comparison with silver halide film and LiF TLDs used for brachytherapy dosimetry," Med. Phys. 18, 769-775 (1991).
3. W. L. McLaughlin, C. G. Soares, J. A. Sayeg, E. C. McCullough, R. W. Kline, A. Wu, and A. H. Maitz, "The use of a radiochromic detector for the determination of stereotactic radiosurgery dose characteristics," Med. Phys. 21, 379-388 (1994).
4. M. Sanders, J. Sayeg, C. Coffey, P. Patel, and J. Walsh, "Beam profile analysis using GafChromic films," Stereotact. Funct. Neurosurg. 61, 124-129 (1993).
5. S. M. Vatnitsky, "Radiochromic film dosimetry for clinical proton beams," Appl. Radiat. Isot. 48, 643-651 (1997).
6. A. S. Meigooni, M. F. Sanders, G. S. Ibbott, and S. R. Szeglin, "Dosimetric characteristics of an improved radiochromic film," Med. Phys. 23, 1883-1888 (1996).
7. Y. Zhu, A. S. Kirov, V. Mishra, A. S. Meigooni, and J. F. Williamson, "Quantitative evaluation of radiochromic film response for two-dimensional dosimetry," Med. Phys. 24, 223-231 (1997).
8. N. V. Klassen, van der Zwan, and J. Cygler, "GafChromic MD-55: Investigated as a precision dosimeter," Med. Phys. 24, 1924-1934 (1997).
9. AAPM Radiation Therapy Task Group 21, "A protocol for calibration of high energy photon and electron beams," Med. Phys. 10, 1-31 (1983).
10. R. J. Schulz, P. R. Almond, J. R. Cunningham, J. G. Holt, R. Loevinger, N. Suntharalingam, K. A. Wright, R. Nath, and G. D. Lempert, "A protocol for the determination of absorbed dose from high-energy photon and electron beams," Med. Phys. 10, 1-31 (1983).
11. K. S. Arun, T. S. Huang, and S. D. Blostein, "Least-Squares Fitting of Two 3-D Point Sets," IEEE Trans. Pattern. Anal. Mach. Intell. PAMI-9, 698-700 (1997).