Browsing Materials Science and Engineering by Title
Now showing items 1-20 of 26
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Activated Carbon and Graphene Oxide for Supercapacitors and Batteries Application
(2021-01-20)Carbon-based materials are widely used for energy storage systems because of their unique properties, low cost, and availability. These include Graphite, graphene, activated carbon, graphene oxide, carbon nanotube, carbon ...
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Additives Effects on the Charge Carrier Dynamics and Performance Metrics of Formamidinium-Rich Mixed Lead Halide Perovskite Solar Cell
(2022-02-23)Perovskite solar cell (PSC) has emerged as a promising photovoltaic technology due to their prospects for high efficiency and low cost. Despite the impressive improvement in their power conversion efficiency (PCE) over the ...
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Alkali Activation and Natural Fiber Reinforcement of Termite Mound Soil for Sustainable, Low Cost and Environmentally Friendly Construction Materials
(2021-04-15)In the construction field, development of green, sustainable and renewable materials is the main focus of research. In that direction, alkali activation technique has attracted a lot of attention in the past few years. ...
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Biodegradation and Recycling of Polyethylene into Composite Building Materials
(2015-07-19)This work presents the results of experimental and theoretical studies of the biodegradation of polyethylene, recycling of polyethylene into strong and tough earth-based composite building materials and the statistical ...
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Biomechanics Approach and Mechanical Biomarkers for Cancer Detection: A Case Study of Triple-Negative Breast Cancer
(2021-11-23)This thesis explores the cytoskeletal structures and the statistical variations in the cell-protein fluorescence intensities/volume densities, creep characteristics, and viscoelastic properties of non-tumorigenic breast ...
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Biosynthesis of Gold Nanoparticles for Breast Cancer Targeted Drug Delivery
(2016-12-23)Although there have been significant efforts in breast cancer treatment over the past many decades, current therapeutic approaches are limited by non-specific systemic distribution, inadequate drug concentrations ...
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Ceramic Water Filters for the Filtration of Bacteria and Chemical Contaminants
(AUST, 2022-08-06)Of recent, individuals, community and government across the globe are embracing the ceramic water filters technology as a means of screening out chemicals and pathogens from water. This is to help reduce water related ...
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Characterisation and Processing of Baryte Ores for Oil Drilling Applications
(2021-12-12)This study characterizes barite ores and uses environment-friendly and indigenous processes to develop technologies, methods and mineral processing tools for barite recovery from gangue minerals. The study is in four parts. ...
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Clay Ceramic Materials for Water Filtration: Properties, Processing and Performance
(2016-03-16)Ceramic water filters are promising household water treatment technology, as they are capable of removing waterborne pathogens and thereby reducing diarrheal disease. Flow rates are the main quality control criterion for ...
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Degradation of Epoxy Composite Coating Using Corrosion and Fracture Mechanics Framework
(2021-03-12)This work presents the results of a combined analytical and experimental study of the effect of reinforcement on the corrosion and adhesion ability of epoxy coatings. Firstly the corrosion behavior of 5-hydroxytryptophan ...
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Diffusion Kinetics for Drug Release and Food Preservation
(AUST, 2022-10-05)This thesis presents silica nanoparticles for the controlled release of AMACR-conjugated doxorubicin for the inhibition of prostate cancer cell growth. Inorganic MCM-41 silica nanoparticles were synthesized, functionalized ...
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Earth-Based Construction Materials Reinforced with Tropical Plants and Recycled Waste Cellulose Pulp Fibre: Performance and Durability Assessment
(2021-02)Due to the growing concern of deforestation, renewable materials such as recycled cellulosic waste and non-wood fibres provide an alternative solution for partial replacement of wood resources as a reinforcement agent in ...
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Engineering and Geological Investigations of Slope Stability and Rock Strength Characterization using Nanoindentation
(2021-06-15)Slope stability is of significant importance for sustainable development in mining, civil engineering, and urban planning as slope failures endanger public safety and continue to result in costly repair work. This study ...
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Expanded Clay Aggregates for water purification
(African University of Science and Technology, 2021-02-10)Most poor and vulnerable people such as the peri-urban, people living in poverty and some internally displaced people (IDPs) are prone to water borne diseases because they drink polluted water. In order to improve water ...
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Implantable Biomedical Devices for Localized Breast Cancer Drug Delivery
(2015-10-15)This thesis focused on an implantable encapsulated structures that can deliver localized heating and controlled released of prodigiosin (PG) (a cancer drug) synthesized by bacteria (Serratia marcescens (subsp. marcescens)). ...
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Implantable Composite Devices for the Localized Treatment of Breast Cancer
(2015-06-15)Current standard of care treatment modalities for early-stage breast cancer typically involve mastectomy or lumpectomy followed by radiation therapy to remove any residual cancer cells. Although mastectomy has a low ...
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Layered Composite thin Films for Cost Effective Transparent Organic Solar Cell Electrodes
(2015-08-20)In this dissertation two main themes are explored. In the first part some phenomenologies of light transport across the ZnO/Al/ZnO (ZAZ) thin film multilayer structures are investigated. The multilayered ZAZ thin film ...
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Mechanical Properties of Natural Fiber-Reinforced Earth-Based Composites
(2015-11-23)This study presents the results of a combined experimental and theoretical study of the strength, fracture toughness and interfacial properties of natural fiber-reinforced earth-based composite materials. The composites, ...
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Nano and Micro-Particles for Breast Cancer Detection and Treatment
(2015-03-15)This dissertation shows the use of material science and engineering approaches in developing solutions to problems in the life science with focus in nano and micro-particles for the detection and treatment of cancer. It ...
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Optimization of Niobium-Tantalum Recovery from Typical Rwanda and Nigerian Columbite-Tantalite Ores
(AUST, 2022-09-04)Niobium and tantalum are transition metals with a refractory character and unique properties that make them highly indispensable to the high-technologies and clean-energy. The metals are normally extracted from minerals ...