Measurements of photon absorbed fractions and dose profiles using a gelatin-based volumetric dosimeter /
0.5913, 0.5544, 0.5903, and 1.7600, with corresponding
| Main Author: | |
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| Format: | Thesis eBook |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1995.
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| Subjects: | |
| Online Access: | Link to OAKTrust copy |
| Summary: | 0.5913, 0.5544, 0.5903, and 1.7600, with corresponding 0.7647, and 1.848, while R values for SAF were 0.8271, 0.7722, 0.7840, and 1.905 respectively. The final set of R 15 cm from the source volume. R values obtained for AF in absorbed dose should always, whenever possible, be compared absorbed fractions (SAF). Finally, the measured values of AF adipose tissue targets. Ratios of measured-to-calculated and SAF in gelatin targets were compared to calculated calculate an average dose for the entire target along with concentrated on the use of a gelatin-based volumetric Dose (MIRD) Committee and the International Commission on dosimeter to measure dose profiles in target organs exposed exposures at edge-to-edge distances of 1 cm, 2 cm, 5 cm, and figures of 0.6108, 0.5748, 0.6052, and 1.8140 for SAF. gelatin targets at these distances were 0.8008, 0.7448, gelatin targets to calculations done for simulated adipose measured values of absorbed fractions (AF) and specific on the calculation of absorbed fractions of photon energy. programs utilizing Monte Carlo sampling techniques. Although Radiological Protection (ICRP) is based, among other things, results obtained through a Monte Carlo simulation of the statistical errors. Therefore, Monte Carlo estimates of The current methodology of internal dose assessment used by the Monte Carlo technique were performed for both gelatin and the Society of Nuclear Medicine's Medical Internal Radiation these codes are very useful and easily configured to a wide These fractions are derived through the use of computer tissue. R values obtained for AF in this scenario were to a known photon field. The dose profiles were then used to to actual measurements to verify their accuracy. This study values of AF and SAF (R) were then computed for each of the values provided a direct comparison of measurements made in variety of scenarios, they may suffer from inherent various exposure configurations. All simulations done using |
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| Item Description: | "Major subject: Health Physics". Vita. |
| Physical Description: | xv, 129 leaves : illustrations ; 28 cm. Also available online. Issued also on microfiche from Lange Micrographics. |
| Bibliography: | Includes bibliographical references. |