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Dose calculation using Haar wavelets with buildup correction
K Belkadhi1, K Elhamdi1, M Bhar1
1Unité de Recherche de Physique Nucléaire et des Hautes Énergies, Faculté des Sciences de Tunis, Université Tunis El-Manar, Tunisia.
Summary
This study introduces Haar wavelets for accurate gamma ray dose calculations in Tunisian irradiation facilities. The method corrects for buildup effects, improving dose accuracy for irradiated products at various depths and densities.
Area of Science:
- Medical Physics
- Radiation Dosimetry
- Applied Mathematics
Background:
- Accurate absorbed dose calculation is crucial in gamma irradiation facilities.
- The buildup effect of gamma rays can significantly influence dose distribution.
- Existing methods may require adjustments for varying product densities and depths.
Purpose of the Study:
- To develop and validate a buildup correction method for dose calculation using Haar wavelets.
- To enhance the accuracy of absorbed dose determination in irradiated products.
- To generalize the dose adjustment approach for diverse products and depths.
Main Methods:
- Utilized Haar wavelets for dose calculation buildup correction.
- Conducted a buildup study involving products with varying densities.
- Applied the method to gamma irradiation scenarios at different depths.
Main Results:
- Successfully implemented Haar wavelets for effective buildup correction.
- Demonstrated the ability to adjust absorbed dose calculations accurately.
- Validated a generalized dose adjustment approach applicable to various products and depths.
Conclusions:
- Haar wavelets provide a robust tool for buildup correction in gamma irradiation.
- The developed method enhances dose calculation accuracy and generalizability.
- This approach is valuable for optimizing radiation processing and dosimetry.
