Department of Chemistry
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Photoluminescent Responses of Polypropylenethiophenoimine-Co-Pedot/ Polystyrenesulfonic Acid and Zinc Selenide Quantum Dot Composite Materials
(University of the Western Cape, 2018)Research in renewable energy has gained momentum and become a centre of attention as a possible alternative solution to the energy catastrophe. This is attained by the use of solar energy as an alternative clean energy ... -
Nano silver-Iron-reduced graphene oxide modified titanium dioxide photocatalyst for the remediation of Organic dye in water systems
(University of the Western Cape, 2018)Drinking water with high concentrations of inorganic and organic contaminants can cause adverse health defects. Specifically methyl orange dye is an organic water contaminant that has been known (along with others like ... -
Photophysics of Thiophenosalicylaldimine-functionalized G1-Polyprolyleniminato-Copper Telluride/Antimonide core-shell Nanomaterials
(University of the Western Cape, 2018)This work involves the synthesis of copper telluride-polypropylenimine tetra(5-(2-thienyl) salicylaldimine) (CuTe@PPI) and copper antimonide-polypropylenimine tetra(5-(2-thienyl) salicylaldimine) (CuSb@PPI) core-shell ... -
Development of Metal Nanoparticle-Doped Polyanilino-Graphene Oxide High Performance Supercapacitor Cells
(University of the Western Cape, 2018)Supercapacitors, also known as ultracapacitors or electrochemical capacitors, are considered one of the most important subjects concerning electricity or energy storage which has proven to be problematic for South Africa. ... -
Molecularly imprinted polymer sensor systems for environmental estrogenic endocrine disrupting chemicals
(University of the Western Cape, 2018)There is growing concern on endocrine disrupting compounds (EDCs). The presence of drugs in water supplies was first realized in Germany in the early 1990s when environmental scientists discovered clofibric acid. Clofibric ... -
Development of Highly Sensitive Electrochemiluminescence Platforms and Application in Disease Biomarker Immunosensing
(University of the Western Cape, 2018)Electrochemiluminescence (ECL) is a light-emitting process generated by electrochemical redox reactions and has been widely used as an analytical tool, especially in the field of biosensing, that is, immunoassays and ... -
Synthesis and Luminescence of Zinc Oxide Nanorods-Blended Thiopheno-Organosilicon Polymers
(University of the Western Cape, 2017)The increasing cost of fossil fuel energy production and its implication in environmental pollution and climate change created high demand for alternative and renewable sources of energy. This has led to great interest ... -
Development of Copper Selenide Quantum Dots-Based Therapeutic Drug Monitoring Biosensors for Toremifene - A Breast Cancer Drug
(University of the Western Cape, 2017)With rising knowledge of the effects on plasma concentration caused by allelic variations in the cytochrome P450 genes and other metabolic factors such as drug-drug or drug-food interactions, more attention is paid to the ... -
Complexation and Bioavailability of Dissolved Mercury Evaluation by Hplc and a Novel Au-Hydrogel Analytical Sensor Protocol.
(University of the Western Cape, 2017)Anthropogenic sources as well as natural contributions (e.g. volcanic activity and evaporation from the oceans) have increased mercury levels in the environment. Mercury deposits mainly in sediments, and it finally ends ... -
Hydrogel encapsulated biosensors for the detection of biologically significant vanadium and selenium
(University of the Western Cape, 2017)Vanadium and selenium salts are toxic in large amounts, but trace amounts are necessary for cellular function in many organisms. Exposure to high level of selenium has been linked to delays in early childhood development ... -
Optical and electronic properties of methylammonium lead halide perovskite solar cells
(University of the Western Cape, 2017)Organic-inorganic hybrid perovskite solar cells have emerged as promising materials for next-generation photovoltaics with certified efficiency of 22.1%. Despite rapid developments, achieving precise control over the ... -
Next generation bulk Heterojunction organic Photovoltaic and light emitting diode sytems of Novel Polycyclic Aromatic Hydrocarbon, Polyfluorenes and Polythiophenes
(University of the Western Cape, 2017)In these times of diminishing reserve of fossil fuel, the development of novel - green or renewable? technologies to meet the increasing worldwide demand for energy is of great importance. The sun is the largest carbon ... -
Phytochemical and biological studies on some South African plants used in traditional medicine for skin hyperpigmentation.
(University of the Western Cape, 2017)The regulation of the Western beauty care products is currently inadequate and a huge concern to consumers throughout the world, as most of the products manufactured by personal care industry are made of synthetic additives, ... -
Carbon-carbon coupling reactions catalysed by palladium nanoparticles supported on the green alga Ulva armoricana
(University of Western Cape, 2018)The synthesis of nanomaterials, especially metallic nanoparticles, has attracted an enormous amount of interest over the past decade. They exhibit unique properties that allow the multiple applications in a variety of ... -
Graphenised Lithium Iron Phosphate and Lithium Manganese Silicate Hybrid Cathode Systems for Lithium-Ion Batteries
(University of the Western Cape, 2017)This research was based on the development and characterization of graphenised lithium iron phosphate-lithium manganese silicate (LiFePO4-Li2MnSiO4) hybrid cathode materials for use in Li-ion batteries. Although previous ... -
Silver-coated polyethene terephthalate membrane for detection of pharmaceuticals using surface-enhanced Raman spectroscopy
(University of the Western Cape, 2017)Surface-enhanced Raman spectroscopy (SERS) has emerged as one of the analytical tools for detection of micro pollutants in the aquatic environment. The SERS technique is touted to have fingerprinting capability, specificity, ... -
Development of capacitive deionisation electrodes: optimization of fabrication methods and composition
(University of the Western Cape, 2017)The objective of this research was to optimize the fabrication methods for and compositions of electrodes for the Membrane Capacitive Deionisation (MCDI) system. Two electrode fabrication methods were developed, namely a ... -
Carbon supported aluminium trifluoride nanoparticles functionalized lithium manganese oxide for the development of advanced lithium ion battery system
(University of the Western Cape, 2017)A novel lithium ion (Li-ion) battery cathode material has been investigated for potential mobile technology energy storage applications. I have successfully synthesized Lithium Manganese oxide (LMO), reduced Graphene Oxide ... -
Synthesis of metal modified Mesoporous Zeolites catalysts: application in conversion of Olefins to Valuable liquid products
(University of the Western Cape, 2016)The effects of temperature, synthesis duration and silica source were studied to obtain suitable conditions for our laboratory experiment concerned with the synthesis of MCM-41 catalyst. The transformation of 1-hexene was ... -
Graphenated electrode protocol for electrochemical nanosensing of 17β- estradiol as an environmental estrogeneous endocrine disruptor
(University of the Western Cape, 2016)17β-Estradiol can be defined as an endocrine disruptor chemical with estrogenic activity, which can bind to the estrogen receptor in the body and potentially alter the normal physiological function of the endocrine ...
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