Browsing Materials Science and Engineering by Title
Now showing items 88-107 of 107
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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 ...
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Ph- Responsive Dextran Gated Functionized Mesoporous Silica for Drug Delivery
(2019-07-12)Mesoporous materials have generated a lot of interest over the past few decades owing to their wide range of applications in catalysis, separation, drug delivery, sensors, adsorption, photonics, nanodevices etc. To realise ...
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Phytoremediation of Crude Oil Contaminated Soil Using Cowpea and Indole-3-Acetic Acid as a Growth Hormone
(2017-03-22)One of the unintended impacts of crude oil exploration is the pollution of agricultural land and aquatic resources when there is accidental oil spillage. The environmental effect of this has resulted in untold hardship to ...
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Prodigiosin Encapsulated Poly Lactide-Co-Glycolide (PLGA)- Coated Stent for Coronary Cardiovascular Interventions
(2014-12-15)This research focuses on the design of a robust but flexible prodigiosin eluting stent coating for possible coronary cardiovascular implant. When coated with the drug embedded polymer matrix, the stent would be expected ...
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The Role of Potassium Sorbate in Multi-Layer Chitosan-Based on Aspergillus Niger
(2014-12-12)This paper presents the use of multilayered chitosan films incorporated with antimicrobial agent, potassium sorbate to enhance effective food packaging. In this study, potassium sorbate was incorporated into multilayer ...
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The Role of Sulfur Oxidizing Bacteria on Corrosion of X65 Low Carbon Steels and its Mitigation Using Sodium Tungstate and Nickel Biocides
(2013-05-12)Metals in service often give a superficial impression of permanence, but all except gold are chemically unstable in air and air-saturated water at ambient temperatures and most are also unstable in air-free water. Corrosion ...
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Strength and Fracture of Earth-Based and Natural Fiber-Reinforced Composites
(2010-12-15)This study examined the mechanical properties of earth-based materials that are relevant to the future development of affordable housing. Earthcrete structures were produced by mixing various proportions of laterites, clay ...
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Structural and Mechanical Properties of Termite Soil as a Partial Replacement to Cement
(2016-03-22)Materials selection is done regarding to the availability, cost and performance of the candidates. In buildings, cement is the material that is widely used, even though it is releases co2 (estimated about 7% of the worldwide ...
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Studies of the Chemical Vapor Deposition Method of Generating Graphene
(2009-12-15)Since the pioneering report of the discovery of graphene in 2004 by Novoselov et al, scientists and researchers worldwide have carried out in depth investigations in this new family of carbon because of its myriad properties ...
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Studies on Methylene Blue Dye Adsorption, using Carbonized, Activated Carbon and Magnetic Carbonized Samples from Kentucky Coffee Tree Pods
(2020-04-12)This study was carried out under various experimental conditions and rate of dye adsorption such as the solution pH, the adsorbent preparation concentration, and contact time to assess the potentiality of Kentucky coffee ...
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A Study of the Pre-Treatment Temperature of Lignocellulosic Butanols an Alternative Fuel (BIOFUEL) Produced from Bamboo using Clostridium Acetobutylicum
(2013-05-12)Conversion of lignocellulosic biomass from bamboo (Bambusa vulgaris) to butanol is an important alternative energy source. In this work, bamboo was used as biomass feedstock for the production of butanol by the fermentation ...
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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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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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Surface Morphology and Mechanical Characterization of MoO3/PEDOT:PSS Blend Thin Films For Organic Solar Cells and Light Emitting Diode Applications
(AUST, 2022-09-07)Access to cheap and reliable electricity is a requirement for improved quality of life and industrialization. Solar energy harvesting for electricity generation has been a promising area where solar cells are combined into ...
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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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Synthesis and Characterization of Iron Oxide via Chemical Leaching from Bioinspired Termite Mound for Biomedical Application
(2021-03-15)Nanomedicine has gained a lot of attention as a potential solution in theragnosis of cancer. With the introduction of nanoscale metallic oxide materials, imaging techniques, disease detection, and treatment modalities could ...
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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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Upgrading Low-Grade Iron Ore by Magnetizing Roasting using Sawdust
(2021-03-16)Low-grade iron ore sample was collected from Gangra mines in Nimba Liberia. The ore was subjected to XRD and XRF analysis and was found to contain 63.1% Fe2O3, 25.4% SiO2, 9.1% Al2O3, and 2.4% LOI. 561.5 g . 1684.5g raw ...
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Upgrading Low-Grade Iron Ore by Magnetizing Roasting using Sawdust
(2021-03-23)Low-grade iron ore sample was collected from Gangra mines in Nimba Liberia. The ore was subjected to XRD and XRF analysis and was found to contain 63.1% Fe2O3, 25.4% SiO2, 9.1% Al2O3, and 2.4% LOI. 561.5 g . 1684.5g raw ...
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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 ...