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Volumn 33, Issue 9, 2006, Pages 3094-3104

Radiation induced currents in parallel plate ionization chambers: Measurement and Monte Carlo simulation for megavoltage photon and electron beams

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRON BEAMS; ELECTRONS; IONIZATION CHAMBERS; PHOTOIONIZATION; PHOTONS; RADIATION EFFECTS;

EID: 33748291741     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.2208917     Document Type: Article
Times cited : (13)

References (19)
  • 1
    • 0023217334 scopus 로고
    • The polarity effect for commercially available plane-parallel ionization chambers
    • B. J. Gerbi and F. M. Khan, "The polarity effect for commercially available plane-parallel ionization chambers," Med. Phys. 14, 210-215 (1987).
    • (1987) Med. Phys. , vol.14 , pp. 210-215
    • Gerbi, B.J.1    Khan, F.M.2
  • 2
    • 0031934134 scopus 로고    scopus 로고
    • Polarity and ion recombination correction factors for ionization chambers employed in electron beam dosimetry
    • A. Nisbet and D. I. Thwaites, "Polarity and ion recombination correction factors for ionization chambers employed in electron beam dosimetry," Phys. Med. Biol. 43, 435-443 (1998).
    • (1998) Phys. Med. Biol. , vol.43 , pp. 435-443
    • Nisbet, A.1    Thwaites, D.I.2
  • 3
    • 0028265180 scopus 로고
    • Polarity effect of plane-parallel ionization chambers in electron radiation
    • J. M. Havercroft and S. C. Klevenhagen, "Polarity effect of plane-parallel ionization chambers in electron radiation," Phys. Med. Biol. 39, 299-304 (1994).
    • (1994) Phys. Med. Biol. , vol.39 , pp. 299-304
    • Havercroft, J.M.1    Klevenhagen, S.C.2
  • 4
    • 0032943365 scopus 로고    scopus 로고
    • Ionization chamber, electrometer, linear accelerator, field size, and energy dependence of the polarity effect in electron dosimetry
    • C. R. Ramsey, K. M. Spencer, and A. L. Oliver, "Ionization chamber, electrometer, linear accelerator, field size, and energy dependence of the polarity effect in electron dosimetry," Med. Phys. 26, 214-219 (1999).
    • (1999) Med. Phys. , vol.26 , pp. 214-219
    • Ramsey, C.R.1    Spencer, K.M.2    Oliver, A.L.3
  • 5
    • 0030954483 scopus 로고    scopus 로고
    • Energy-dependent polarity correction factors for four commercial ionization chambers used in electron dosimetry
    • J. A. Williams and S. K. Agarwal, "Energy-dependent polarity correction factors for four commercial ionization chambers used in electron dosimetry," Med. Phys. 24, 785-790 (1997).
    • (1997) Med. Phys. , vol.24 , pp. 785-790
    • Williams, J.A.1    Agarwal, S.K.2
  • 6
    • 36149055259 scopus 로고
    • Distortion of the electric field in an ionization chamber due to a difference in potential between guard ring and collector
    • J. W. Boag, "Distortion of the electric field in an ionization chamber due to a difference in potential between guard ring and collector," Phys. Med. Biol. 9, 25-32 (1964).
    • (1964) Phys. Med. Biol. , vol.9 , pp. 25-32
    • Boag, J.W.1
  • 7
    • 12444296574 scopus 로고
    • Space charge distortion of the electric field in a plane-parallel ionization chamber
    • J. W. Boag, "Space charge distortion of the electric field in a plane-parallel ionization chamber," Phys. Med. Biol. 8, 461-467 (1963).
    • (1963) Phys. Med. Biol. , vol.8 , pp. 461-467
    • Boag, J.W.1
  • 8
    • 28444481887 scopus 로고
    • The construction and use of a guarded-field cavity ionization chamber for the measurement of supervoltage radiation
    • L. A. W. Kemp and B. Barber, "The construction and use of a guarded-field cavity ionization chamber for the measurement of supervoltage radiation," Phys. Med. Biol. 3, 149-160 (1963).
    • (1963) Phys. Med. Biol. , vol.3 , pp. 149-160
    • Kemp, L.A.W.1    Barber, B.2
  • 9
    • 15844367742 scopus 로고
    • Effect of space charge on saturation properties of ionization chambers
    • A. C. Lapsley, "Effect of space charge on saturation properties of ionization chambers," Rev. Sci. Instrum. 24, 602 (1953).
    • (1953) Rev. Sci. Instrum. , vol.24 , pp. 602
    • Lapsley, A.C.1
  • 10
    • 3943080247 scopus 로고
    • A contribution to the theory of ionization chamber measurement at low pressures
    • J. R. Greening, "A contribution to the theory of ionization chamber measurement at low pressures," Br. J. Radiol. 27, 163-170 (1954).
    • (1954) Br. J. Radiol. , vol.27 , pp. 163-170
    • Greening, J.R.1
  • 11
    • 77049181024 scopus 로고
    • Observation of the ionization produced by radium gamma rays in air-walled ionization chambers at low gas pressures
    • C. W. Wilson, "Observation of the ionization produced by radium gamma rays in air-walled ionization chambers at low gas pressures," Br. J. Radiol. 27, 159-162 (1954).
    • (1954) Br. J. Radiol. , vol.27 , pp. 159-162
    • Wilson, C.W.1
  • 12
    • 0002471536 scopus 로고
    • Currents induced in the dielectrics of ionization chambers through the action of high-energy radiation
    • H. E. Johns, N. Aspin, and R. G. Baker, "Currents induced in the dielectrics of ionization chambers through the action of high-energy radiation," Radiat. Res. 9, 573-588 (1958).
    • (1958) Radiat. Res. , vol.9 , pp. 573-588
    • Johns, H.E.1    Aspin, N.2    Baker, R.G.3
  • 13
    • 0015268005 scopus 로고
    • Penetration of high energy electrons in water
    • J. Van Dyk and J. C. F. MacDonald, "Penetration of high energy electrons in water," Phys. Med. Biol. 17, 52-55 (1972).
    • (1972) Phys. Med. Biol. , vol.17 , pp. 52-55
    • Van Dyk, J.1    MacDonald, J.C.F.2
  • 14
    • 0030998757 scopus 로고    scopus 로고
    • Calibration of photon and electron beams with an extrapolation chamber
    • C. Zankowski and E. B. Podgorsak, "Calibration of photon and electron beams with an extrapolation chamber," Med. Phys. 24, 497-503 (1997).
    • (1997) Med. Phys. , vol.24 , pp. 497-503
    • Zankowski, C.1    Podgorsak, E.B.2
  • 15
    • 0036129906 scopus 로고    scopus 로고
    • Measurement of absorbed dose with a bone-equivalent extrapolation chamber
    • F. Deblois, W. Abdel-Rahman, J. P. Seuntjens, and E. B. Podgorsak, "Measurement of absorbed dose with a bone-equivalent extrapolation chamber," Med. Phys. 29, 433-440 (2002).
    • (2002) Med. Phys. , vol.29 , pp. 433-440
    • Deblois, F.1    Abdel-Rahman, W.2    Seuntjens, J.P.3    Podgorsak, E.B.4
  • 16
    • 12844269162 scopus 로고    scopus 로고
    • Validation of Monte Carlo calculated surface doses for megavoltage photon beams
    • W. Abdel-Rahman, J. P. Seuntjens, F. Verhaegen, F. Deblois, and E. B. Podgorsak, "Validation of Monte Carlo calculated surface doses for megavoltage photon beams," Med. Phys. 32, 286-298 (2005).
    • (2005) Med. Phys. , vol.32 , pp. 286-298
    • Abdel-Rahman, W.1    Seuntjens, J.P.2    Verhaegen, F.3    Deblois, F.4    Podgorsak, E.B.5
  • 18
    • 0036908431 scopus 로고    scopus 로고
    • History by history statistical estimators in the BEAM code system
    • B. R. B. Walters, I. Kawrakow, and D. W. O. Rogers, "History by history statistical estimators in the BEAM code system," Med. Phys. 29, 2745-2752 (2002).
    • (2002) Med. Phys. , vol.29 , pp. 2745-2752
    • Walters, B.R.B.1    Kawrakow, I.2    Rogers, D.W.O.3
  • 19
    • 0003691933 scopus 로고
    • Report No. 31, International Commission on Radiation Units and Measurements, Washington, D.C.
    • ICRU, "Average energy required to produce an ion pair," Report No. 31, International Commission on Radiation Units and Measurements, Washington, D.C. 1979.
    • (1979) Average Energy Required to Produce An Ion Pair


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.