Multivariate assessment of natural radioactivity level and radiation dose in soil of new university campus in Asaba, Nigeria
Available online 4 June 2026
This study examined the natural radioactivity due to 226Ra, 232Th and 40K and radiation dose of new university campus, Dennis Osadebay University (DOU), in Asaba, southern part of Nigeria. Measured...
Potential Healthy Risk of Activity Concentration of Uranium-238 in External and Internal Materials Used by Newborns in Iraq
Available online 22 April 2026
Newborns exposed to uranium face significant health risks stemming from its radioactive and chemical properties. Exposure during this critical period can compromise organ development, restrict growth,...
Comprehensive Review of the Management and Shielding Solutions for Disused Sealed Radioactive Sources (DSRS)
Available online 21 April 2026
DSRS presents a growing radiological and security challenge, particularly in low and middle-income countries. These sources, widely used in industry, medicine, and research, often retain their activity...
Neutronic Analysis of a Single Fuel Pin Cell from the APR1400 Benchmark Using the DRAGON5 and OpenMC Codes.
Available online 16 April 2026
The calculation of reactivity differences represents a fundamental concept in nuclear reactor physics and in the validation of neutronic codes. When assessing or validating a code’s accuracy, the comparison...
Activity levels and radiological hazards of chemical fertilizers used for farm crops in Ondo city, Southwest, Nigeria
March 2026
Fertilizers contain several radioactive elements of the decay series of 238U, 226Ra and 232Th and they can be a source of human exposure to gamma radiation when crops grown with fertilizers are consumed...
Polyvinyl alcohol composites (PVA) with added Pb, Bi, and Sn: A study on radiation shielding and gamma ray attenuation
March 2026
Lead (Pb) is widely used for radiation shielding due to its high atomic number, density, affordability, and availability. However, its toxicity poses serious environmental and health risks. This study...
New arrangements of FAs at BNPP's reactor: PPF and burnup calculations
March 2026
In this work, the two assemblies named 16B36 and 36B20, and two arrangements named B and C, were introduced. The current arrangement of assemblies (named arrangement A) in the core of the BNPP reactor,...
Determination of gadolinium in leachate by PGNAA
March 2026
The determination of gadolinium in aqueous solution was carried out using a DT portable pulsed neutron generator and a ∅7.6 × 7.6 cm LaBr3 detector. The pulse mode of the acquisition process allows...
Estimating the uranium content in blood samples of healthy and cancer-affected women in the city center of Al-Muthanna governorate, Iraq
March 2026
Uranium (U) is a heavy metal with chemical toxicity and radiological hazards. Chronic exposure, even at low concentrations, may contribute to serious health risks, including cancer. For this reason,...
Evaluating the health impact of indoor radon concentration in laboratory environments: a focus on lung cancer risk
March 2026
This investigation assessed indoor radon concentrations across 11 laboratories using CR-39 solid-state nuclear track detectors to measure alpha particle emissions. Following exposure, detectors were...
Quantitative analysis of MMRTG power decay due to thermal inventory loss
March 2026
The Multi-Mission Radioisotope Thermoelectric Generator (MMRTG) experiences electrical power decline due to Pu-238 decay and thermoelectric (TE) degradation. In this work, the contribution of Pu-238...
Surface fusion in deuterium beam solid target reactions: A theoretical study on ion source
December 2025
A new ion source to perform deuterium ion beam-target surface fusion has been studied and designed. Analytical calculations including the Monte Carlo based simulation performed to estimate the energy...
Monte Carlo simulation of dose and residual activation in a polyethylene shuttle of the TRIGA Mark II reactor
December 2025
This study focuses on the use of polyethylene as the primary material for the fabrication of an irradiation shuttle intended for the TRIGA Mark II reactor. Designed to accommodate multiple sample capsules,...
Nano-sisal fiber reinforced polymer composites for biocompatible lightweight structural applications
December 2025
This research focuses on the mechanical and thermal characterization of nano-sisal fiber-reinforced polymer composites, exploring the potential of incorporating nanomaterials to enhance the performance...
Impact of P2O5 concentration on gamma-ray shielding in Na2O–B2O3-P2O5 glass
December 2025
Building on our previous study of structural, and electrical properties of Na2O–B2O3–P2O5 work investigates their γ-ray shielding performance. Glasses with compositions 30Na2O – (70-y) B2O3–y P2O5 (where...
Benchmarking of the efficiency of the NaI(Tl) detector using FLUKA, MCNP, and experimental measurements at multiple source distances
December 2025
Accurate calibration of NaI(Tl) scintillation detectors is essential for reliable gamma-ray spectrometry in nuclear safeguards and environmental radiation monitoring. This study investigates the full...
Theoretical and experimental validation of dual rhenium radioisotope production for enhanced targeted cancer therapy
December 2025
For many years, different ligands have been combined with rhenium therapeutic radioisotopes, specifically rhenium-186 and 188, to create radiopharmaceuticals for the treatment of various illnesses....
Ingestion exposure of natural radionuclide and toxic heavy metallic origin in samples of local staple food
September 2025
In this study, measurements were made of the concentration of metals of heavy origin (Cd, Cr, Cu and Zn) and activity-characterized concentration of 226Ra, 232Th and 40K in ten samples of local staple...
Optimization of dead time correction for digital gamma ray spectroscopy based on social spider algorithm
September 2025
Gamma spectroscopy is a pivotal technique in radiation measurement and monitoring, with applications spanning nuclear physics, environmental science, and medical diagnostics. However, a major challenge...
Role of entrance channel parameters on optimal incident energies in the formation of heavy nuclei using Ca-induced fusion reactions
September 2025
We examined fusion cross-sections and fusion barrier distributions of 80 fusion reactions with 40,48Ca projectiles and targets in the atomic number range 76≤ZT≤93. The Wong formula was utilized to analyze...
Effect of temperature on hydrogen diffusion mechanism in tungsten: A molecular dynamics simulation study
September 2025
In this research, the diffusion of hydrogen atoms in the crystalline structure of tungsten was investigated using LAMMPS molecular dynamics simulation code. To describe the interatomic interactions...
Cancer risk due to background in soil samples of Al Anbar governorate, Iraq
September 2025
This study determined radiation dose rate (DR), annual effective dose (AED), and Excess Lifetime Cancer Risk (ELCR) due to background radiation in the soil of 12 cities in Al-Anbar governorate. The...
Dose distribution comparison using image registration principles
June 2025
Radiotherapy relies on accurate dose distribution comparison methods, but current approaches have limitations. This study introduces a novel algorithm based on image registration principles to address...
A nondestructive method based on absorption of polychromatic neutron beam for monitoring internal gas of sealed container
June 2025
Current work introduces a non-destructive testing method for evaluating the gas retention and internal pressure of sealed containers. Pulsed polychromatic neutrons of time-of-flight (TOF) neutron reflectometer...
Radiological impact assessment of produced water from oilfield production facilities in the Niger Delta region
June 2025
The concentration of radionuclides in produced water can vary significantly depending on the geological formations and the extraction techniques deployed in the production of oil and gas resources....