Difference between revisions of "Air-kerma rate constant"
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| − | A characteristic constant for a radionuclide, which is defined in terms of an ideal point source, | + | A characteristic constant for a radionuclide, which is defined in terms of an ideal point source, as <math> \Gamma _\delta =</math> <math>\frac{\iota^2\ \dot{K}_\delta}{A} </math> , where <math> \dot{K}_\delta</math>is the air-kerma rate due to photons (gamma and x rays) of energy greater than δ at a distance l in a vacuum from a point source of the radionuclide of activity A. |
Revision as of 14:43, 7 March 2019
A characteristic constant for a radionuclide, which is defined in terms of an ideal point source, as [math] \Gamma _\delta =[/math] [math]\frac{\iota^2\ \dot{K}_\delta}{A} [/math] , where [math] \dot{K}_\delta[/math]is the air-kerma rate due to photons (gamma and x rays) of energy greater than δ at a distance l in a vacuum from a point source of the radionuclide of activity A.
(Adapted from ICRP Publication 107)
ICRP Glossary entry - 22 February 2019
Previous Versions
ICRP Publication 107 Glossary (Ann. ICRP 38(3), 2008)
This constant, a characteristic of a radionuclide, is defined in terms of an ideal point source as where is the air-kerma rate due to photons (gamma and x rays) of energy greater than δ at a distance l in a vacuum from a point source of the radionuclide of activity A.
