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Acta Radiologica: Therapy, Physics, Biology Volume 9, 1970 - Issue 2
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Original Article

International Comparisons of Ionization Chambers for Absolute Measurements of the Roentgen at Photon Energies of About 1 MeV

A. Rakow INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
,
W. Will INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
,
M. Yudin INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
,
G. Ostromuchova INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
,
R. Kononova INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
,
A. R. S. Marsh INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
&
J. W. G. Dale INSTITUTE OF BIOPHYSICS, GERMAN ACADEMY OF SCIENCES, BERLIN, GDR; MENDELEEFF INSTITUTE OF METROLOGY, LENINGRAD, USSR; THE NATIONAL PHYSICAL LABORATORY, TEDDINGTON, ENGLAND
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Pages 144-154 | Received 27 Jan 1969, Published online: 08 Jul 2009

References

  • Aglintzew K. K., Ostromuchova G. P. Wosproiswedenie rentgena w oblasti gamma-islutschenija s energiei kwantow ot 0,25 do 3 MeV. Trudii VNIIM 1961; 55: 115
  • Aston G. H., Smith E. E. A comparison of X-ray standards in the United Kingdom. Reports submitted to the International Commission on Radiological Units (ICRU), Copenhagen. July, 1953; 7, Acta radiol. (1954) Suppl. No. 117
  • Barnard G. P., Marsh A. R. S. A stopping-power correction for graphite-cavity chambers used with 2 MV X-rays. Phys. in Med. Biol. 1959; 4: 33
  • Barnard G. P., Axton E. J., Marsh A. R. S. A study of cavity ion chambers for use with 2 MV X-rays, equilibrium wall thickness; wall absorption correction. Phys. in Med. Biol. 1959; 3: 366
  • Barnard G. P., Marsh A. R. S., Hitchman D. G. I. Studies of cavity ionization chambers with mega-volt X-rays. Phys. in Med. Biol. 1964; 9: 295
  • Barnard G. P., Axton E. J., Belcher D. S. C., Marsh A. R. S. The present status of calibrations of ionization dosimeters with high-voltage X-rays. Phys. in Med. Biol. 1956; I: 18
  • Hospital Physicists' Association. A code for the dosimetry of 2 to 8 MV X-ray, and Cs-137 and CO-60 γ-ray beams. Phys. in Med. Biol. 1964; 9: 457
  • ICRU Report 10b. Physical Aspects of Radiation. 1962, Handbook No. 85. National Bureau of Standards, Washington 1964
  • Kramers H. A. Theory of X-ray absorption and of the continuous X-ray spectrum. Phil. Mag. 1923; 46: 836
  • Rakow A., Will W. Absolute Darstellung der Röntgeneinheit im Energiebereich der 60Co-γ-Strahlung mit Hohlraumionisationskammern. Kernenergie 1963; 6: 496 und 546
  • Tucin V. N., Ostromuchova G. P., Yudin M. F. O wlijanii kollimirujuschtschewo ustroistwa pri graduirowke i powerke rentgenmetrow dosimetrow s pomoschtschju obras-zowüch gamma-istotschnikow. Ismeritelnaya technika 1965; 3: 58
  • Will W., Rakow A., Zur Messung der Standardionendosis in festen und flüssigen Medien bei Röntgen- und Gamma-Strahlung mit Energien zwischen 50 keV und 3 MeV. V. Untersuchungen zum Einfluss der Luftäquivalenz von Ionisationskammermaterialien. To be published in Strahlentherapie.
  • Wyckoff H. O., Allisy A., Aston G. H., et al. Intercomparison of national roentgen and gamma ray exposure-dose standards. Acta radiol. Ther. phys. Biol. 1963; 1: 47

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