Magister Scientiae - MSc (Chemistry)
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Graphene based materials for carbon capture
(University of Western Cape, 2020)The adverse effects of CO2 and greenhouse gas emissions into the atmosphere is believed to be one of the causes of climate change. The seriousness of global warming is encouraging the development of technologies designed ... -
Hydrogeomorphic controls on the longitudinal distribution and dynamics of reed beds in non-perennial river systems, Western Cape, South Africa.
(University of the Western Cape, 2019)There has been a growing interest in the role of interactions between vegetation and geomorphology in shaping fluvial environments, from evolutionary to modern-process timescales. However, much of this work has mainly ... -
p- and e- type Semiconductor layers optimization for efficient perovskite photovoltaics
(University of the Western Cape, 2019)Perovskite solar cells have attracted a tremendous amount of research interest in the scientific community recently, owing to their remarkable performance reaching up to 22% power conversion efficiency (PCE) in merely 6 ... -
Electro-Luminescent and Photovoltaic Responses of poly (propylene imine) dendritic CuInSe2 (CIS) Quantum Dots
(University of the Western Cape, 2019)The development of renewable energy has attracted more attention due to the increasingly serious energy and environmental crisis in the world nowadays. Second generation photovoltaics based on thin films of binary semiconductor ... -
Supercapacitor development from transition metal-integrated spinel manganese oxide-carbon nanotubes composite materials
(University of the Western Cape, 2019)Supercapacitors are electrochemical energy storage devices, much like Li-ion batteries, that have expeditiously been improved over the years through extensive research conducted in material sciences and nanotechnology. ... -
Electrochemically enhanced ferric lithium manganese phosphate / multi-walled carbon nanotube, as a possible composite cathode material for lithium ion battery
(University of the Western Cape, 2019)Lithium iron manganese phosphate (LiFe0.5Mn0.5PO4), is a promising, low cost and high energy density (700 Wh/kg) cathode material with high theoretical capacity and high operating voltage of 4.1 V vs. Li/Li+, which falls ... -
Microfluidic paper based electrochemical sensing devices
(University of the Western Cape, 2019)Microfluidic paper based electrochemical sensing devices (μPEDs) provides a new way for point of care testing (POCT). μPEDs offer an inexpensive, portable, easy to use technology too monitor the environment and diagnose ... -
Spectroelectrochemical graphene-silver/zinc oxide nanoparticulate phenotype biosensors for ethambutol and pyrazinamide
(University of the Western Cape, 2019)Tuberculosis (TB), a deadly disease second to HIV/AIDS, is a global health problem. Diagnosis of active tuberculosis is tedious and requires expensive procedures since there is no recognizable method for sole detection ... -
The synthesis and characterization of mixed-organic-cations tin halide perovskites for enhanced photovoltaic cell application
(University of the Western Cape, 2018)In this research, novel hybrid perovskite materials were synthesized, characterized and applied in photovoltaic cells (PVCs) to enhance the performance of PVCs. Mixed-organic-cations tin halide perovskites (MOCTPs) were ... -
Platinum based catalysts for the cathode of proton exchange membrane fuel cells
(University of the Western Cape, 2018)Oxygen reduction reaction (ORR) is carried out in the cathode of the proton exchange membrane fuel cell (PEMFC) and it is known for its sluggish kinetics and the existence of two-pathway mechanism, related with the production ... -
Construction of an enzyme-free electrochemical sensor based on Ag-Fe2O3/POM/RGO novel nanocomposite for hydrogen peroxide detection
(University of the Western Cape, 2018)The motivation to determine H2O2 lies in the fact that this chemical species plays a crucial role in diverse fields of practise such as cosmetic, food, diagnostic, pharmaceutical, clinical and environmental protection ... -
Zeolite encapsulated metal complexes as heterogeneous catalysts for oxidation reactions
(University of the Western Cape, 2012)This study describes the synthesis and characterisation of Cu(II) and V(IV) complexes of tri- and quadridentate ligands L1 and L2 formed by condensation of ethylenediamine with acetylacetonate in 1:1 and 1:2 molar ratio, ... -
Electrochemical Immunosensor based on Cyclodextrin Supramolecular interactions for the detection of human chorionic gonadotropin
(University of the Western Cape, 2012)Glucose oxidase (GOx) and horseradish peroxidase (HRP) are important enzymes for the development of amperometric enzyme linked immunosensors. The selectivity of each enzyme towards its analyte deepens its importance in ... -
Development of modified TiO2 nanostructures for photocatalysis
(University of the Western Cape, 2019)TiO2 has been broadly used as a standard photocatalyst due to its high stability, low cost, relatively low toxicity, and excellent photocatalytic performance in comparison to other semiconductor materials. However, the ... -
Tellurium attenuation of kesterite band-gap for improved photovoltaic efficiency
(University of the Western Cape, 2019)Tellurium is a member of the chalcogen group in the periodic table and is known to be a better semiconductor material when compared to sulfur and selenium. By introducing tellurium into the kesterite structure there would ... -
Synthesis, characterization, and study mode of coordination of N,N’- and N,O - (arene)ruthenium II complexes co-ligated by isoniazid: Preparation for antimicrobial studies
(University of the Western Cape, 2018)This thesis reports on the syntheses of complexes of (arene) ruthenium (II) isoniazid Schiff base ligands for antimicrobial studies. Isoniazid Schiff base ligands; isonicotinyl acid (2-hydroxy-5- methyl-benzilidene)-hydrazide ... -
Multi-component Platinum Group Metals for the methanol electro-oxidation process
(University of the Western Cape, 2018)The purpose of this study was to develop a high performance-lower cost catalyst to be applied in Direct Methanol Fuel Cells (DMFC). The study also aimed to prepare plurimetallic supported platinum (Pt), platinum-ruthenium ... -
Long-range transport clusters, fine particulate matter (PM2.5) and soot concentrations of air masses in Cape Town, South Africa
(University of the Western Cape, 2018)Ambient air pollution is the biggest environmental threat to human health. According to the World Health Organisation (WHO), ambient air pollution kills millions of people worldwide every year. Airborne particulate matter ... -
Synthesis, characterization and anticancer effects of quantum dots in neuroblastoma and glioblastoma cell lines
(University of the Western Cape, 2018)Introduction: Nanoparticles (NPs) are gaining increased popularity for cancer treatment, especially the multifunctional nanoparticles like Quantum dots (QDs) which have a wide range of applications in nanotheranostics, ... -
Synthesis and characterization of iron oxide nanoparticles embedded on various polymers
(University of the Western Cape, 2018)During the course of this study iron oxide nanoparticles, which have been researched for drug-targeted delivery, were synthesised via the co-precipitation method and characterised using various methods. This study focused ...
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