Materials Science and Engineering: Recent submissions
Now showing items 41-60 of 107
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First Principles Study of Porous Carbon as Anode Material for Metal-Ion (Na, Li, Mg) Batteries Applications
(2019-06-23)Sodium-ion batteries (SIBs) have been identified as an effective technology for grid-scale energy storage because of relatively low cost and natural abundance of sodium, but the lack of suitable anode materials with high ...
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Assessment of Heavy Metal Pollution in Soil and Surface Water in Mng-Gold, Kokoya District, Bong County, Liberia
(2019-07-12)The presence of heavy metals in water and soil by metalliferous mining activities at MNG-Gold Mine was fully investigated. The extraction of gold in recent years, has led to the generation of huge quantities of solid and ...
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Investigation of Lead-Free Bismuth Perovskite by Numerical Simulation using Scaps.
(2019-07-22)The theoretical study of methylammonium bismuth halide, (CH 3 NH 3 ) 3 Bi 2 I 9 , was simulated using SCAPS 1D software package. The effect of the bismuth perovskite absorber layer thickness on the solar cell performance ...
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Substitutional and vacancy defects in two-dimensional AlSb: A first principle approach
(2019-07-23)AlSb is a semiconductor material which exist in 3D as well as 2D regimes. AlSb have a high electron mobility which is useful for application in high speed electronic devices. AlSb has potential applications in radiation ...
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Investigation of Peo-Polymer Blend Electrolytes for Electrochemical Capacitors
(2019-07-23)Recently, there has been a drift of attention towards gel polymer based electrolytes owing to the fact that they are cheap and can achieve an extended potential window for improved energy density in s upercapacitor devices ...
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Bioactive Polymer as an Alternative Binder for Electrochemical Capacitors
(2019-07-23)Binders are important components of electrodes of supercapacitors because of their ability to adhere active components and make the resultant slurry to adhere on current collectors. This work seeks to investigate the ...
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Assessment of Heavy Metal Pollution in Soil And Surface Water in Mng-Gold, Kokoya District, Bong County, Liberia
(2019-07-23)The presence of heavy metals in water and soil by metalliferous mining activities at MNG-Gold Mine was fully investigated. The extraction of gold in recent years, has led to the generation of huge quantities of solid and ...
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Design and Testing of Mycelium Biocomposite
(2019-07-23)The growing global understanding of ecological footprints and environmental pollution invented by humans is gainfully affecting our material design practice, pushing the search for more sustainable alternatives, and ...
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Investigation of Lead-Free Bismuth Perovskite by Numerical Simulation using Scaps
(2019-07-23)The theoretical study of methylammonium bismuth halide, (CH 3 NH 3 ) 3 Bi 2 I 9 , was simulated using SCAPS 1D software package. The effect of the bismuth perovskite absorber layer thickness on the solar cell performance ...
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Substitutional and vacancy defects in two-dimensional AlSb: A first principle approach
(2019-07-22)AlSb is a semiconductor material which exist in 3D as well as 2D regimes. AlSb have a high electron mobility which is useful for application in high speed electronic devices. AlSb has potential applications in radiation ...
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Effects of Prodigiosin on Breast Cancer Cell Viability
(2016-07-10)The Luteinizing Hormone-releasing Hormone (LHRH); also known as a Gonadotropin-Releasing Hormone can be utilized for targeted therapy with cytotoxic analogs, in which prodigiosin is linked to the [D-Lys6] LHRH. Our studies ...
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Carbon Soot as a Potential and Sustainable Source of Porous Nanostructure for Energy Storage
(2017-11-13)There is a need for efficient energy storage to meet the world’s continuous demand for energy. The electrical energy storage devices available are conventional capacitors, electrochemical supercapacitors, batteries and ...
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Technical Assessment of Mining Site and Barite Quality in Nigeria
(2017-12-16)Barite is an exceptional non-metallic mineral composed of barium sulphate and it is used mainly by the oil and gas industry as drilling mud in deep drilling, where high pressure is encountered. The specific gravity of ...
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Morphology Analysis of Lead Iodide- and Lead Acetate-Based Perovskite Layers for Solar Cell Application
(2018-12-09)Organolead trihalide perovskite solar cells have shown success as light absorbers in photovoltaic cells due to their efficiency increasing from 3.5% to over 20% within only five years. However, pinhole formation and ...
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Utilisation of Rice Husk Ash (RHA) in the Production of Magnesium Oxide (MgO)-BASED Cement
(2017-10-23)The use of Magnesium oxide (MgO) cement as a full replacement and viable alternative for Ordinary Portland Cement was studied. Rice husk, an agricultural waste, was calcined and synthesised to be used as a source of silica ...
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Characterization and Stabilization of Laterite for Sustainable Construction Applications
(2017-12-12)Laterite is an eco-friendly construction material that has the ability of being re-cycled indefinitely. The research is aimed at achieving the effective utilization of laterite as a sustainable construction material by ...
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Fracture Toughness and Resistance-Curve Behaviour of Laminated Bamboo
(2017-12-12)In this study, the fracture toughness and resistance curve behaviour of laminated panels, produced from the tropical Nigerian bamboo species Bambusa vulgaris, were investigated to assess its potential for use as an alternative ...
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Sweet Corrosion Inhibition of Carbon Steel Using a Blend of Palm-Jatropha Leaf Extract in 3.5% Nacl Solution
(2017-12-12)This research focused on studying the suitability of a blend of plant extracts for sweet corrosion inhibition on carbon steel in 3.5% NaCl solution. A comparative study was carried out to investigate the efficacy of sweet ...
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Investigation of Stress Corrosion Cracking of Storage Tanks used to Store Methanol for Gas Hydrate Inhibition
(2018-12-07)Methanol is normally used in the oil and gas industries for inhibiting gas hydrate. Before use, the methanol is normally stored in tanks often made of carbon steels and stainless steels, and these tanks are prone to corrosion ...
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Performance of a Nigerian Metakaolin-Based Geopolymer as a Sustainable Building Material
(2017-12-17)Existing data show that Portland cement material production contributes ~8% to the global CO2 emissions. This is detrimental to the environment and can lead to global warming. It is therefore pertinent to develop alternative ...