MCMEG: Intercomparison exercise on prostate radiotherapy dose assessment

TCF Fonseca, PCG Antunes, MCL Belo… - Radiation Physics and …, 2020 - Elsevier
The improvement of the Monte Carlo (MC) community skills on computational simulations in
Medical Physics is crucial to the field of radiotherapy as well as radiology. The Monte Carlo …

Comparison of dosimetric accuracy of acuros XB and analytical anisotropic algorithm against Monte Carlo technique

B Seniwal, CP Bhatt, TCF Fonseca - Biomedical Physics & …, 2020 - iopscience.iop.org
This study reports the comparison between two dose calculation algorithms, Acuros XB 13.5
(AXB) and Analytical Anisotropic Algorithm (AAA) against Monte Carlo (MC) simulations for …

Monte Carlo assessment of low energy electron range in liquid water and dosimetry effects

B Seniwal, BM Mendes, F Malano, P Pérez, M Valente… - Physica Medica, 2020 - Elsevier
The effects of low energy electrons in biological tissues have proved to lead to severe
damages at the cellular and sub-cellular level. It is due to an increase in the relative …

Calculation of absorbed dose in paediatric phantoms using Monte Carlo techniques for 18F-FDG and 99mTc-DMSA and the new TIAC

CVG Ferreira, BM Mendes, L Paixão, TVM Lima… - Applied Radiation and …, 2023 - Elsevier
The radiopharmaceuticals most commonly used in nuclear medicine are 18 F-FDG and 99
m Tc-DMSA, both of which are administered to paediatric and adult patients using the same …

Composition and thickness dependence of TLD relative dose sensitivity: A Monte Carlo study

F Moradi, MA Olatunji, SFA Sani, NM Ung… - Radiation …, 2019 - Elsevier
Absorbed dose sensitivity (SAD) of a dosimeter results from absorbed dose energy
dependence (f) and intrinsic energy dependence (k bq) both influenced by compositional …

Monte Carlo simulation and dosimetry measurements of an experimental approach for in vitro HDR brachytherapy irradiation

JM Geraldo, LM Andrade, LB Nogueira… - Applied Radiation and …, 2021 - Elsevier
Irradiation of tumor cell lines is a useful way to investigate the effects of ionizing radiation on
biological molecules. We designed an easy and reproducible approach for in vitro …

Monte-Carlo modelling for evaluation of two different calculation algorithms

B Seniwal, TCF Fonseca, R Singh - Brazilian Journal of Radiation …, 2019 - bjrs.org.br
Modeling of linac head (VARIAN Trilogy) for 6 MeV photon beam was performed using
BEAMnrc code package (BEAMnrc 2017). The DOSXYZnrc code was used to determine the …

Construction and characterization of materials equivalent to the tissues and organs of the human body for radiotherapy

G Apaza, F Chen, J Vega - Radiation Physics and Chemistry, 2019 - Elsevier
Abstract Treatment planning systems (TPS) give analytical results with very high dose
gradients. For this reason, it is necessary to have solid equivalent materials that replace the …

Validation study of voxel phantom monte carlo simulations with EGSnrc C++ class library

L Paixão, BM Mendes, TCF Fonseca - Brazilian Journal of Radiation …, 2019 - bjrs.org.br
The aim of this work is to validate an in-house tool which writes voxel phantoms input files
according to EGSnrc C++ class library (egspp) for Monte Carlo simulations. This tool was …

[PDF][PDF] Modeling and Analysis of Percentage Depth Dose (PDD) and Dose Profile of X-Ray Beam Produced by Linac Device with Voltage Variation

B Bilalodin, F Abdullatif - Jurnal Ilmiah Teknik Elektro Komputer …, 2022 - researchgate.net
The Percentage Depth Dose (PDD) and dose profile of X-Ray output from a LINAC therapy
device has been modeled and analyzed. The research was conducted by simulation method …