Browsing Department of Chemistry by Author "Akinyeye, Richard Odunayo"
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Chemical, physical and morphological changes in weathered brine slurried coal fly ash
Nyale, Sammy Mwasaha (University of the Western Cape, 2011)Energy production from coal comes with an environmental cost because of the toxic waste produced during coal combustion such as coal ash and brine which are potential water and soil pollutants. Coal ash and brine contain ... -
Nanostructured polypyrrole impedimetric sensors for anthropogenic organic pollutants
Akinyeye, Richard Odunayo (University of the Western Cape, 2007)Polypyrrole composites of polyaromatic hydrocarbon sulphonic acids (β–naphthalene sulphonic acid (NSA) and 1, 2-napthaquinone-4-sulphonic acid (NQS)), as well as those of transition metal oxides (tungsten (VI) oxide (WO3) ... -
Sorption properties of natural zeolites for the removal of ammonium and chromium ions in aqueous solution
Ndayambaje, Guillaume (University of the Western Cape, 2011)There are huge amount of natural clinoptilolite available in South Africa which can be utilised for wastewater treatment of ammonia and chromium if their characteristics are properly known. However, these deposits have not ...