Ambient dose equivalent and effective dose from scattered x-ray spectra in mammography for Mo/Mo, Mo/Rh and W/Rh anode/filter combinations

Physics in Medicine and Biology

Volumn 51, Issue 8, 2006, Pages 2077-2091

  Kunzel R ^a   Herdade, S B ^a,b   Costa, P R ^b,c   Terini, R A ^c   Levenhagen, R S ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

^b Institute de Eletrotecnica e Energia   (Brazil)

^c PONTIFÍCIA UNIVERSIDADE CATÓLICA DE SÃO PAULO   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

ANODES; IRRADIATION; PHOTONS; X RAY SCATTERING;

HALF-VALUE LAYER (HVL); MAMMOGRAPHY ENERGY; SCATTERED X-RAY SPECTRA; X-RAY DISTRIBUTIONS;

MAMMOGRAPHY;

CADMIUM DERIVATIVE; MOLYBDENUM; RHODIUM; TUNGSTEN;

AIR ANALYSIS; AMBIENT AIR; ARTICLE; CALCULATION; COMPARATIVE STUDY; CONSTANTS AND COEFFICIENTS; DOSIMETRY; ELECTRIC POTENTIAL; EVALUATION; FILTER; IONIZATION CHAMBER; IRRADIATION; MAMMOGRAPHY; PHANTOM; PHOTON; PRIORITY JOURNAL; RADIATION DETECTOR; RADIATION DOSE; RADIATION DOSE DISTRIBUTION; RADIATION ENERGY; RADIATION MEASUREMENT; RADIATION PROTECTION; RADIATION RESPONSE; RADIATION SCATTERING; SPECTRUM; TISSUE; X RAY; X RAY SPECTROMETRY;

EID: 33645547273     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/51/8/008     Document Type: Article

References (28)

1. Beaman A S and Lillicrap S C 1982 Optimum X-ray spectra for mammography Phys. Med. Biol. 27 1209-20
2. BIPM/IEC/IFCC/ISO/IUPAC/IUPAP/OIML 1993 Guide to the Expression of Uncertainty in Measurement 1st edn (Geneva, Switzerland) (corrected and reprinted 1995)
3. Costa P R and Caldas L V E 2002 Evaluation of protective shielding thickness for diagnostic radiology rooms: theory and computer simulation Med. Phys. 29 73-85
4. Dance D R, Klang A T, Sandborg M, Skinner C L, Smith A C and Carlsson G A 2000 Influence of anode/filter material and tube potential on contrast, signal-to-noise ratio and average absorbed dose in mammography: a Monte Carlo study Br. J. Radiol. 73 1056-67
5. Fahrig R and Yaffe M J 1993 Optimization of spectral shape in digital mammography: dependence on anode material, breast thickness and lesion type Med. Phys. 21 1473-81
6. Gallagher W J and Cipolla S J 1974 A model-based efficiency calibration of Si(Li) detector in the energy region from 3 to 140 keV Nucl. Instrum. Methods Phys. Res. 122 405-14
7. Hubbell J H 1982 Photon mass attenuation and energy absorption coefficients from 1 keV to 20 MeV Int. J. Appl. Radiat. Isot. 33 1269-90
8. ICRP 1990 Recommendations of the International Commission on Radiological Protection ICRP Publication 60 (Oxford: Pergamon)
9. ICRP 1996 Conversion coefficients for use in radiological protection against external radiation ICRP Publication 74 (Oxford: Pergamon)
10. ICRU 1985 Determination of dose equivalents resulting from external radiation sources ICRU Report 39 (Bethesda, MD: ICRU)
11. ICRU 1998 Coefficients for use in radiological protection against external radiation ICRU Report 57 (Bethesda, MD: ICRU)
12. ISO 1997 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy: part 2. Dosimetry for radiation protection over the energy ranges from 8 keV to 1.3 MeV and 4 Mev to 9 MeV ISO/FDIS 4037-2 (Geneva: ISO)
13. ISO 1999 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy: part 3. Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence ISO/FDIS 4037-3 (Geneva: ISO)
14. Johns H E and Cunningham J R 1983 The Physics of Radiology 4th edn (Springfield, IL: Thomas)
15. Kharrati H 2005 A conversion method of air kerma from the primary, scatter and leakage radiations to effective dose for calculating x-ray shielding barriers in mammography Med. Phys. 32 1367-74
16. p(10, α), and H*(10) for x-ray narrow spectrum from 40 to 140 kV Med. Phys. 31 277-84
17. Knoll G F 2000 Radiation Detection and Measurement 3rd edn (New York: Wiley)
18. Künzel R, Herdade S B, Terini R A and Costa P R 2004 X-ray spectroscopy in mammography with a silicon PIN photodiode with application to the measurement of tube voltage Med. Phys. 31 2996-3003
19. McDonagh C P, Leake J L and Beaman S A 1984 Optimum x-ray spectra for mammography: choice of K-edge filters for tungsten anodes tubes Phys. Med. Biol. 29 249-52
20. Miyajima S and Imagawa K 2002 CdZnTe detector in mammographic x-ray spectroscopy Phys. Med. Biol. 47 3959-72
21. Press W H, Teukolsky S A, Vetterling W T and Flannery B P 2002 Numerical Recipes in C: The Art of Scientific Computing 2nd edn (Cambridge: Cambridge University Press)
22. Simpkin D J 1987 Shielding requirements for mammography Health Phys. 53 267-79
23. Simpkin D J 1996 Scatter radiation intensities about mammography units Health Phys. 70 238-44
24. Terini R A, Pereira M A G, Künzel R, Costa P R and Herdade S B 2004 Comprehensive analysis of the spectrometric determination of voltage applied to X-ray tubes in the radiography and mammography energy ranges using a silicon PIN photodiode Br. J. Radiol. 77 395-404
25. Tucker D M, Barnes G T and Chakraborty D P 1991a Semiempirical model for generating tungsten x-ray spectra Med. Phys. 18 211-18
26. Tucker D M, Barnes G T and Wu X 1991b Molybdenum target x-ray spectra: a semiempirical model Med. Phys. 18 402-07
27. Wernli C 2004 External dosimetry: operational quantities and their measurement 11th Int. Congress of the Int. Radiation Protection Association (Madrid, May 2004)
28. Wilkinson L E, Johnson P N and Heggie J C A 2001 Comparison of mammography spectral measurements with spectra produced using several different mathematical models Phys. Med. Biol. 46 1575-89