A comparative neutron and gamma-ray radiation shielding investigation of molybdenum and boron filled polymer composites

H Oğul, O Agar, F Bulut, MR Kaçal, K Dilsiz… - Applied Radiation and …, 2023 - Elsevier
This work presents a detailed radiation shielding study for polymer composites filled with
Boron and Molybdenum additives. The chosen novel polymer composites were produced at …

Enhanced radiation shielding efficiency of polystyrene nanocomposites with tailored lead oxide nanoparticles

MM Gouda, AF Osman, R Awad, MS Badawi - Scientific Reports, 2024 - nature.com
In this study, we investigated a novel polymer nano-composite, PS-PbO, containing two
distinct nano-sizes of lead oxide nanoparticles (PbO-A and PbO-B), in addition to the bulk …

[HTML][HTML] Thermoplastic and thermoset polymer matrix composites reinforced with bismuth oxide as radiation shielding materials

S Bagheri, H Khalafi, MR Tohidifar, S Bagheri - Composites Part B …, 2024 - Elsevier
Polymer composites reinforced with heavy metals have wide applications in the nuclear
industry as radiation shielding materials against emitted radiation from nuclear equipment …

Impact of nano Fe2O3 on radiation parameters of epoxy reinforced with nano carbon

MM Khalil, MM Gouda, MI Abbas, M Abd-Elzaher… - Scientific Reports, 2024 - nature.com
This study aims to investigate the effectiveness of iron oxide (Fe2O3) and carbon black in
micro and nanoscales incorporated into an epoxy adhesive matrix for gamma-ray …

Radiation and mechanical performance of cementitious materials containing ecofriendly nano laboratory waste glass

M Elsalamawy, MM Gouda, IG Abdalmawla… - Scientific Reports, 2024 - nature.com
This study helps in managing waste glass and greening the environment by incorporating
laboratory waste glass into mortar production to make an eco-friendly shielding material …

Optimization of 3× 3 inch NaI (Tl) detector related to energy, distance and bias voltage

MF Kuluöztürk - Journal of Radiation Research and Applied Sciences, 2023 - Elsevier
There are different types of radiation detectors (gas-filled, semiconductor, scintillator etc.)
and various working principles (ionization, electron-hole pair production, excitation) used in …

[HTML][HTML] Calibration of 4π NaI (Tl) detectors with coincidence summing correction using new numerical procedure and ANGLE4 software

MS Badawi, SI Jovanovic, AA Thabet, AM El-Khatib… - AIP Advances, 2017 - pubs.aip.org
The 4π NaI (Tl) γ-ray detectors are consisted of the well cavity with cylindrical cross section,
and the enclosing geometry of measurements with large detection angle. This leads to …

Calibration of well-type NaI (Tl) detector using a point sources measured out the detector well at different axial distances

MM Gouda, MS Badawi, AM El-Khatib… - Journal of …, 2015 - iopscience.iop.org
The high efficiency of well-type detector is one of its important advantages, when it is used to
determine the low level activity of radiation in many different fields. In the present work the …

Mathematical method to calculate full-energy peak efficiency of detectors based on transfer technique

MM Gouda, A Hamzawy, MS Badawi… - Indian Journal of …, 2016 - Springer
The full-energy peak efficiency of high-purity germanium well-type detector is extremely
important to calculate the absolute activities of natural and artificial radionuclides for …

A numerical approach to calculate the full-energy peak efficiency of HPGe well-type detectors using the effective solid angle ratio

MS Badawi, I Ruskov, MM Gouda… - Journal of …, 2014 - iopscience.iop.org
In the field of gamma-ray spectroscopy with HPGe detectors, applied to measurements of
activity when the sample to be measured is small and has low radioactivity, the well-type …