Browsing Department of Chemistry by Title
Now showing items 219-238 of 399
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Microwave synthesized ruthenium antimony oxide-graphene nanocomposite materials for asymmetric supercapacitors
(University of the Western Cape, 2022)With the rapid rise in energy demand and ever-escalating environmental hazards, the need for transition from fossil fuel to renewable energy sources is of paramount importance, requiring better and efficient energy storage ... -
Modification of nanostructured carbon based supports for direct methanol fuel cells
(University of the Western Cape, 2022)Palladium (Pd) and Palladium-Ruthenium (Pd-Ru) nanoparticles supported by various carbon nanomaterials which include graphene oxide (GO), reduced graphene oxide (rGO) and multiwalled carbon nanotubes (MWCNTs) with their ... -
A modified Adams fusion method for the synthesis of binary metal oxide catalysts for the oxygen evolution reaction
(University of Western Cape, 2020)The majority of the global energy is sourced from conventional fossil fuels. The high demand for energy is accelerating along with the depletion of these fossil fuels. Hence, the shift to renewable energy sources and ... -
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 ... -
Molecularly imprinted polymers for detection of volatile organics associated with fuel combustion
(University of the Western Cape, 2018)Pollutants such as polycyclic aromatic hydrocarbons (PAHs) are known for their toxic effects which may lead to the cause of degenerative diseases in both humans and animals. PAHs are widespread in the environment, and may ... -
Mononuclear and multinuclear salicylaldimine metal complexes as catalysts precursors in the oxidation of phenol and cyclohexene
(2009)In this thesis typical homogeneous and dendritic immobilized catalysts derived from salicylaldimines were investigated as catalysts for the oxidation of hydrocarbons using hydrogen peroxide as oxidant under aerobic ... -
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 ... -
Multilayer graphene modified metal film electrodes for the determination of trace metals by anodic stripping voltammetry
(2013)In this study multilayer graphene nanosheets was synthesize by oxidizing graphite to graphene oxide using H2SO4 and KMnO4 followed by reduction of graphene oxide to graphene using NaBH4. The graphene nanosheets were ... -
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 ... -
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 ... -
The nano-optimization of p- and e-type semiconductor films for efficient perovskite photovoltaics
(University of the Western Cape, 2022)Perovskite solar cells (PSCs) have gained a lot of attraction due to the multiple existing, inexpensive production methods, the flexibility of materials and structures that can be utilized, and the outstanding optoelectric ... -
Nanocomposite immunosensor for anti-transglutaminase antibody
(University of the Western Cape, 2009)Coeliac disease (CD) is a gluten intolerance condition that results in the flattening of the villi, which line the bowel. It is the most common cause of malabsorption of food nutrients. This inability to absorb sufficient ... -
Nanocomposite-graphene based platform for heavy metal detection
(University of the Western Cape, 2010)This study reports the synthesis of graphene by oxidizing graphite to graphite oxide using H2SO4 and KMnO4 and reducing graphene oxide to graphene by using NaBH4. Graphene was then characterized using FT-IR, TEM, AFM, XRD, ... -
Nanoparticles for use in imaging, catalysis and phthalocyanine synthesis
(University of the Western Cape, 2018)Nanoscience and nanotechnology are known to be interdisciplinary, crossing and combining various fields and disciplines in pursuit of desirable outcomes. This has brought about applications of nanoscience and nanotechnology ... -
Nanoparticles-infused lithium manganese phosphate coated with magnesium-gold composite thin film - a possible novel material for lithium ion battery olivine cathode.
(University of the Western Cape, 2014)Architecturally enhanced electrode materials for lithium ion batteries (LIB) with permeable morphologies have received broad research interests over the past years for their promising properties. However, literature based ... -
Nanoparticulate of silver-modified poly (8-anilino-1-naphthalene sulphonic acid) nanobiosensor systems for the determination of Tuberculosis treatment drugs
(University of the Western Cape, 2011)This study firstly reports the development and characterization of PVP-AgNPs, PANSA and PVPAgNPs/ PANSA nanocomposite on gold. AFM and TEM analyses revealed highly electroactive nanocomposites whose morphogy and properties ... -
Nanostructured Europium and Palladium Oxide Substituted Lithium Manganese Oxide [LiEu(x)PdO(y)MnO3] Perovskite Material for Li Ion Battery Cathode
(University of the Western Cape, 2022)The 4th Industrial revolution which is to be mainly powered by cleaner energy technologies has necessitated the scientific community to develop new high-tech energy storage materials. Furthermore, 4IR is associated with ... -
Nanostructured europium and palladium oxide substituted lithium manganese oxide [lieu(x)pdo(y)mno3] perovskite material for li ion battery cathode
(University of the Western Cape, 2022)The 4th Industrial revolution which is to be mainly powered by cleaner energy technologies has necessitated the scientific community to develop new high-tech energy storage materials. Furthermore, 4IR is associated with ... -
Nanostructured europium and palladium oxide substituted lithium manganese oxide [lieu(x)pdo(y)mno3] perovskite material for li ion battery cathode
(University of the Western Cape, 2022)The 4th Industrial revolution which is to be mainly powered by cleaner energy technologies has necessitated the scientific community to develop new high-tech energy storage materials. Furthermore, 4IR is associated with ... -
Nanostructured light weight hydrogen storage materials
(University of the Western Cape, 2012)The main objective of this study was to advance kinetic performances of formation and decomposition of magnesium hydride by design strategies which include high energy ball milling in hydrogen (HRBM), in combination with ...