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Article
Correction: Incorporation of nickel particles into a polyaniline thin film for non-enzymatic glucose sensing in alkaline medium
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Article
Incorporation of nickel particles into a polyaniline thin film for non-enzymatic glucose sensing in alkaline medium
A non-enzymatic glucose sensor using a nickel particles/polyaniline composite has been synthesized on an indium tin oxide electrode. The PAni thin films were deposited onto the ITO surfaces using a repeated po...
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Article
Modeling and simulation of an InGaP/GaAs heterojunction betavoltaic cell powered by promethium-147
Nuclear microbatteries based on semiconductor heterojunction cells are promising designs to achieve efficient energy conversion of the particles emitted from a radioactive source into electrical energy. Select...
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Article
Design considerations on 4H-SiC-based p–n junction betavoltaic cells
In this work, we have theoretically evaluated the performance of a betavoltaic 8 µm-thick p-n structure in silicon carbide 4H (4H-SiC) irradiated by different nickel-63 (Ni63) beta particle sources. The apparent ...
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Article
Open AccessEstimation of activity concentrations of radionuclides and their hazard indices in coastal plain sand region of Ogun state
Assessment of natural background radionuclides emanating from the subsurface geological features was carried out with the use of gamma-ray spectrometry at various locations at one of the secondary school in Ca...
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Article
Open AccessIn-situ assessment of natural terrestrial-radioactivity from Uranium-238 (238U), Thorium-232 (232Th) and Potassium-40 (40K) in coastal urban-environment and its possible health implications
The risk of natural terrestrial radioactivity on human health is often underestimated, and environmental safety awareness is necessary. Hence, this study aims to assess natural sources of gamma radiation emitt...
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Article
Elaboration and Characterization of Ni (NPs)-PANI Hybrid Material by Electrodeposition for Non-Enzymatic Glucose Sensing
A two-step process was used to prepare a nickel-polyaniline nanocomposite (Ni (NPs)-PANI). The first step consisted of the electrodeposition of polyaniline (PANI) in the form of thin films on fluorine-doped ti...
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Article
Open AccessSimulation study of monolithic MoSe2/CIGS tandem solar cells
This article aims to study MoSe2/CIGS tandem solar cells employing SCAPS-1D computational package based on ant colony algorithm. The simulation of Monolithic MoSe2/CIGS tandem solar cells has been implemented suc...
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Article
Optical and Morphological Properties of Electropolymerized Semiconductor Polyaniline Thin Films: Effect of Thickness
Electronic conductive polymers have aroused considerable research interest for their possible use in different technologically relevant applications, such as modified electrodes for electrocatalysis, energy st...
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Article
Soil-to-Plant Transfers Factor of Natural Radionuclides in Groundnut Crops Grown on Soils with Different Levels of Background Radioactivity
The plant/soil transfer factors (TFs) of uranium (238U), thorium (232Th) and potassium (40K) were measured in groundnut (Arachis hypogaea) at five different natural background soils. The TFs (on a dry weight basi...
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Article
Open AccessElliptical metallic rings-shaped fractal metamaterial absorber in the visible regime
Achieving the broadband response of metamaterial absorbers has been quite challenging due to the inherent bandwidth limitations. Herein, the investigation was made of a unique kind of visible light metamateria...
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Article
CO2 capture through electro-conductive adsorbent using physical adsorption system for sustainable development
The most critical energy and environmental challenge that our planet is facing today is to minimize the dependence on fossil fuels. Carbon dioxide may be of utmost significance as a solution of this issue thro...
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Article
Thermoluminescence of Dysprosium Doped Strontium Borate Glass for (NA, LI, CA) Modifiers Irradiated to High Dose 60CO
This article reports the characteristics of thermoluminescence (TL) dosimeter of dysprosium doped strontium borate glass for NaO, Li2O, and CaO modifiers imposed by 10–90 Gy dose of 60Co gamma ray irradiation. Th...
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Article
Open AccessInvestigation of natural environmental radioactivity concentration in soil of coastaline area of Ado-Odo/Ota Nigeria and its radiological implications
Natural radioactivity in coastaline area soil of Ado-Odo/Ota has been carried out to ascertain the presence of radionuclides using gamma-ray spectroscopy (HPGe detector). The result showed that U-238, Th-232 a...
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Article
Mechanism for phosphorus deactivation in silicon-based Schottky diodes submitted to MW-ECR hydrogen plasma
Current work reveals the deactivation mechanism of phosphorus in silicon-based Schottky diodes. Microwave plasma power (PMW) was fixed at 650 W to observe the variation in different operational parameters of diod...
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Article
Open AccessComparative Analysis of Natural Radioactivity Content in Tiles made in Nigeria and Imported Tiles from China
In this investigation, natural radioactive contents in tiles manufactured in Nigeria and tiles imported from China were measured using gamma ray spectroscopy. High Purity Germanium detector was used to estimat...
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Article
Thermoluminescence characteristics of neodymium-doped silicon dioxide optical fibers subjected to X-ray
In this article, we investigate thermoluminescence properties of Nd3+ doped silicon dioxide optical fiber. The samples were exposed to 10 MV X-ray using a linear accelerator. The optical fiber was read out using ...
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Article
Sol–gel-based single and multilayer nanoparticle thin films on low-temperature substrate poly-methyl methacrylate for optical applications
Single and multilayer (SiO2, TiO2, SiO2–TiO2, TiO2/SiO2–TiO2/SiO2) films were deposited on polymer substrate poly-methyl methacrylate (PMMA) at room temperature by sol–gel method. Optical micrographs show that sp...
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Article
Thermoluminescence of LiF:Mg,Ti (TLD 100) Subject to 1.25 Mega Electron Volt Gamma Radiotherapy
Attempt has been made to investigate the thermoluminescence (TL) of LiF:Mg,Ti (TLD 100) chip irradiated with gamma energies of 1.25 MeV. The TL response increases over a wide photon dose range, from 1.0 to 10 ...
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Article
Thermoluminescence response of ytterbium-doped silicon dioxide fiber
In this study, thermoluminescence properties of Yb-doped of SiO2 optical fiber such as linearity, sensitivity and dose response have been investigated. Samples were placed in the gelatin capsules to irradiate wit...
