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 …

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 …

Investigation of γ-ray attenuation coefficients, effective atomic number and electron density for ZnO/HDPE composite

Z Alsayed, MS Badawi, R Awad, AM El-Khatib… - Physica …, 2020 - iopscience.iop.org
Bulk and nano ZnO/HDPE composite with different weight fractions (10, 20, 30 and 40%) of
ZnO as a filler were prepared and studied for radiation shielding properties against γ-ray …

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 …

Efficiency of a cubic NaI (Tl) detector with rectangular cavity using standard radioactive point sources placed at non-axial position

MI Abbas, MS Badawi, AA Thabet, YN Kopatch… - Applied Radiation and …, 2020 - Elsevier
Low cost scintillation detectors as compared with HPGe detectors are considered to be one
of most important radiation detection tools. Therefore, these detectors can be manufactured …

Characterization of the efficiency of a cubic NaI detector with rectangular cavity for axially positioned sources

MS Badawi, S Noureddine, YN Kopatch… - Journal of …, 2020 - iopscience.iop.org
Abstract Scintillation NaI (Tl) crystals are typically utilized at room temperature for detection
of energetic photons in high energy and nuclear physics research, non-destructive analysis …

Full-Energy peak efficiency of an NaI (Tl) detector with coincidence summing correction showing the effect of the source-to-detector distance

AM El-Khatib, BA Salem, MS Badawi, MM Gouda… - Chinese journal of …, 2017 - Elsevier
The coincidence summing effect is considered to be one of the most important problems in γ-
ray spectrometry. It has played an important role in the detector calibration process …

Optimizing gamma-ray shielding for boron neutron capture therapy by using unglazed ceramic composites

MS Ali, GS Hassan, GM Shoraiet… - Nuclear Instruments and …, 2024 - Elsevier
In this study, the researchers investigated the effectiveness of different ceramic samples in
filtering gamma rays emitted by various sources. The samples, which contained varying …

Investigation of impact of soil texture, depth and gamma ray energy on the mass attenuation coefficient and determination of soil bulk density using Gamma-Ray …

A Singla, N Dhingra - Radiation Physics and Chemistry, 2024 - Elsevier
The determination of the gamma-ray attenuation coefficient is a critical parameter in the
characterization of the extent and diffusion of gamma radiation within intricate materials …

[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 …