Author:Osifeko, MO; Hancke, GP; Abu-Mahfouz, Adnan MIDate:Aug 2022Vehicular Ad Hoc Network (VANET) is a type of network that facilitates communication between vehicles usually on highways or in any environment with vehicular traffic such as a parking space. The dynamic nature of vehicular movements makes ...Read more
Author:Mokgeseng, TA; Malik, Humna H; Pretorius, JHCDate:May 2021The research solely focuses on Municipal leadership. It delves into the technical, analytical and leadership skills required in adopting the technology transfer in the case of Metropolitan Municipalities in Gauteng, South Africa. Five such ...Read more
Author:Bandyopadhyay, J; Ray, SS; Scriba, Manfred R; Malwela, TDate:Jul 2012The impact of nanoclay on the isothermal crystal growth kinetics and morphology of biodegradable poly(ethylene succinate) (PES) is reported. A PES composite (PESNC) containing 5 wt% organically modified montmorillonite, was prepared via solvent ...Read more
Author:Greesh, N; Ray, Suprakas SDate:Jan 2016Polystyrene (PS) colloid particles in presence of non-ionic surfactant-modified clay particles were prepared by the free-radical polymerization of styrene monomers in emulsion. Three different types of non-ionic surfactants, sorbitan monopalmitate ...Read more
Author:Litvin, IA; Forbes, ADate:2007The authors investigate the phase conjugating element of a two element Fourier transform beam shaping scheme and the impact this element has on the resulting propagation. It is shown that there are stricter limitations placed on the system ...Read more
Author:Adedeji, KB; Hamam, Y; Abu-Mahfouz, Adnan MIDate:2019Increasing water demand due to urbanization creates a need to develop schemes for managing water supply networks (WSNs). In recent years, hydraulic modeling of WSNs has been used to assess the state of networks in terms of leakage analysis ...Read more
Author:Schachtschneider, K; February, ECDate:Apr 2013Several Prosopis species have been introduced into South Africa in the last century many of which have become invasive. Here we determine the extent to which increased mortality of Acacia erioloba, a keystone species in the Kalahari, can be ...Read more
Author:Abia, ALK; Ubomba-Jaswa, Eunice; Momba, MNBDate:Dec 2015Many South Africans living in resource-poor settings with little or no access to pipe-borne water still rely on rivers as alternative water sources for drinking and other purposes. The poor microbial quality of such water bodies calls for ...Read more
Author:Ssemakalu, CC; Le Roux, Wouter J; Pillay, MDate:Sep 2013Cholera toxin is the aetiological agent of cholera – a deadly waterborne disease acquired through the consumption of untreated water contaminated with CTX bacteriophage harbouring strains of V. cholerae. Solar disinfection is a re-emerging ...Read more
Author:Dabrowski, J; Baldwin, DS; Dabrowski, James M; Hill, Liesl; Shadung, JustinusDate:Jan 2017South Africa is prone to droughts and is heavily dependent on stored water resources. Few studies in South Africa have investigated the impact of drought on water quality when rainfall resumes and reservoir sediments are rewet. Other research ...Read more
Author:Mnguni, S; Mudali, P; Abu-Mahfouz, Adnan MI; Adigun, MDate:Nov 2021Internet of Things (IoT) is a fast and rapidly growing environment with LoRa technology as a leading Low-Power Wide-Area Network (LPWAN). It is paramount important to understand the LoRaWAN limitations/drawbacks and capabilities in terms of ...Read more
Author:Mushia, NM; Ramoelo, Abel; Ayisi, KKDate:Jun 2016Stockpiled soils are excavated from the ground during mining activities, and piled on the surface of the soil for rehabilitation purposes. These soils are often characterized by low organic matter (SOM) content, low fertility, and poor physical, ...Read more
Author:Munonde, Tshimangadzo S; Zheng, HaitaoDate:Aug 2021The ultrasonic process has been examined to exfoliate layered materials and upgrade their properties for a variety of applications in different media. Our previous studies have shown that the ultra-sonication treatment in water without chemicals ...Read more
Author:Labuschagne, Philip WDate:May 2018Phytochemicals are plant-derived chemicals that have a number of protective or health-promoting properties. However, their health benefits and thus commercial potential can be restricted due to their instability to environmental factors such ...Read more
Author:Oberholster, Paul JDate:Dec 2009Ecotourism has developed rapidly in recent years to become one of South Africa’s largest income generator. State and private game reserves have become global players in attracting tourists from around the world. In addition to possessing two ...Read more
Author:Mabhali, Luyolo AB; Pityana, Sisa L; Sacks, NDate:Aug 2013Laser surface alloying of aluminium AA1200 was performed with a 4kW Nd:YAG laser and impact resistance of the alloys was investigated. The alloying powders were a mixture of Ni, Ti and SiC in different proportions. Surfaces reinforced with ...Read more
Author:Mabhali, Luyolo AB; Sacks, N; Pityana, Sisa LDate:Mar 2012Laser surface alloying of aluminium AA1200 was performed with a 4kW Nd:YAG laser and the impact resistance of the alloys was investigated. The alloying powders were a mixture of Ni, Ti and SiC in different proportions. Surfaces reinforced ...Read more
Author:Le Maitre, David C; Görgens, A; Howard, G; Walker, NDate:Oct 2019A key motivation for managing invasive alien plant (IAP) species is their impacts on streamflows, which, for the wetter half of South Africa, are about 970 m3·ha-1·a-1 or 1 444 mill. m3·a-1 (2.9% of naturalised mean annual runoff), comparable ...Read more