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DOSIMETRIC MODEL [1 record]
Record 1 - external organization data 2000-05-11
Record 1, English
Record 1, Subject field(s)
- Radiological Physics (Theory and Application)
- Compartment - Canadian Nuclear Safety Commission
Record 1, Main entry term, English
- dosimetric model
1, record 1, English, dosimetric%20model
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
The determination of radiation dose is a two-part process. First, a measurement is made, using, for instance, a dosimeter, a urine specimen or an air sample. Second, this measurement is used in a "dosimetric model" to calculate the dose, usually the effective dose or a conservative estimate of this quantity. Dosimetric models may be simple, as in the case of external gamma exposure, where a dosimeter reading is converted to dose by means of a simple conversion factor. For bioassay, however, the conversion of a urine measurement to a dose requires knowledge of the metabolism of the radionuclide, the time and route of intake, and several other factors. 1, record 1, English, - dosimetric%20model
Record 1, French
Record 1, Domaine(s)
- Physique radiologique et applications
- Tiroir - Commission canadienne de sûreté nucléaire
Record 1, Main entry term, French
- modèle dosimétrique
1, record 1, French, mod%C3%A8le%20dosim%C3%A9trique
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Pour déterminer les doses de rayonnement, on procède en deux étapes. À l'aide d'un dosimètre, d'un échantillon d'urine ou d'air, par exemple, on prend d'abord une mesure qui sert ensuite de «modèle dosimétrique» pour calculer la dose. Cette dose est normalement la dose effective ou un calcul estimatif prudent de cette valeur. Les modèles dosimétriques peuvent être simples, comme dans le cas des expositions externes gamma où l'on multiplie le relevé du dosimètre par un facteur de conversion pour le convertir en dose. Dans le cas des biodosages, cependant, la conversion de la mesure de l'échantillon d'urine en dose exige une bonne connaissance du métabolisme du radionucléide, de l'heure et du cheminement de l'incorporation, ainsi que de plusieurs autres facteurs. 1, record 1, French, - mod%C3%A8le%20dosim%C3%A9trique
Record 1, Spanish
Record 1, Textual support, Spanish
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