Author:Gush, Kim L; De Villiers, MRDate:2011Digital Doorways provide computing infrastructure in low-income communities in South Africa. The unsupervised DD terminals offer various software applications, from entertainment through educational resources to research material, encouraging ...Read more
Author:Ndiaye, M; Hancke, GP; Abu-Mahfouz, Adnan MI; Zhang, HDate:Jul 2021Future generation power grids will require the introduction and deployment of distributed energy resources to meet modern-day load requirements. Consequently, we expect to see a rise in microgrids (MGs) existing as part of the main grid ...Read more
Author:Sanyika, TW; Stafford, William HL; Cowan, DADate:Aug 2012Marion Island is a Sub-Antarctic island made up of distinct ecological habitats based on soil physiochemical, plant cover and physical characteristics. The microbial diversity and ecological determinants in this harsh Sub-Antarctic environment ...Read more
Author:Badou, DF; Diekkrüger, B; Afouda, A; Kapangaziwiri, Evison; Hounkpe, J; Steup, GDate:Mar 2015Graduate Research Program on Climate Change and Water Resources, University of Abomey-Calavi, Abomey-Calavi, Benin Department of Geography, University of Bonn, Bonn, Germany Graduate Research Program on Climate Change and Water Resources, ...Read more
Author:Maila, MP; Randima, P; Dronen, K; Cloete, TEDate:Feb 2006The importance and relevance of the geographical origin of the soil sample and the hydrocarbons in determining the functional or species diversity within different bacterial communities was evaluated using the community level physiological ...Read more
Author:Lesoli, MS; Dube, S; Monde, NDate:Jul 2010A soil seed bank is defined as seeds at or beneath the soil surface that are capable of germinating. Soil seed banks are important in ecosystems where grasses account for a large part of the vegetation. This has implications on the future ...Read more
Author:Pereira, LS; Paredes, P; Jovanovic, NebojsaDate:Nov 2020This study reviews soil water balance (SWB) model approaches to determine crop irrigation requirements and scheduling irrigation adopting the FAO56 method. The Kc-ETo approach is discussed with consideration of baseline concepts namely standard ...Read more
Author:Scott, DFDate:May 2000Earlier studies in South Africa had shown that water repellency in the soils of timber plantations was associated with a greater risk of overland flow and soil erosion on mountain slopes. This paper reports on a follow-up study to determine ...Read more
Author:Tile, N; Roro, Kittessa T; Forbes, ADate:Dec 2010This paper discusses the process of sol-gel fabrication and the optical absorption properties of C-NiO nanocomposite coatings.Read more
Author:Burger, T; Mokoka, T; Fouché, Gerda; Steenkamp, P; Steenkamp, V; Cordier, WDate:May 2018Background: Solanum aculeastrum fruits are used by some cancer sufferers as a form of alternative treatment. Scientific literature is scarce concerning its anticancer activity, and thus the aim of the study was to assess the in vitro anticancer ...Read more
Author:Roro, Kittessa T; Tile, N; Mwakikunga, Bonex W; Yalisi, B; Forbes, ADate:May 2012Multiwall carbon nanotubes (MWCNTs)/nickel oxide (NiO) nanocomposites were successfully prepared by a sol–gel process and coated on an aluminium substrate. The MWCNTs were chemically functionalized and then added into NiO alcogels, and magnetic ...Read more
Author:Du Preez, M; Mcguigan, K; Conroy, RMDate:Nov 2010This 1-year randomized controlled trial investigated the effect of SODIS of drinking water and motivation on the incidence of dysentery and nondysentery diarrhea among children of age 6 months to 5 years living in periurban communities in ...Read more
Author:Klein, Peter; Zoschke, T; Dos Santos, R; Surridge, KDate:Nov 2019Solar thermal technologies have the potential to provide clean and low cost thermal energy to South African industries. Case studies of “real world” processes are critical to encourage the uptake of these solar thermal technologies and ...Read more
Author:Basappa Ayanna, Manjunath; Pratt, Lawrence E; Roro, Kittessa TDate:Nov 2021A commercial 3ph 25 kW inverter is characterised at the Smart Grid Laboratory, CEA-INES in accordance with IEC/EN 61727 and EN50530. The minimum, nominal and maximum power point tracking power conversion efficiency for normalized power levels ...Read more
Author:Aderemi, BA; Chowdhury, SPD; Olwal, T; Abu-Mahfouz, Adnan MIDate:Sep 2017The huge costs of operating a mobile cellular base station, and the negative impact of greenhouse gasses on the environment have made the solar PV renewable energy source a sought after. In addition to cost and environmental factor, abundant ...Read more
Author:Pratt, Lawrence E; Ayanna, Manjunath Basappa; Wright, Jarrad G; Fourie, RuanDate:Jul 2021The Council for Scientific and Industrial Research (CSIR), an entity of the Department of Science and Innovation, is a national scientific council with headquarters in Pretoria, South Africa. The CSIR Pretoria campus owns and operates 2 MW ...Read more
Author:Bischof-Niemz, ST; Mushwana, Crescent; Koopman, Stephen JDate:Jun 2016The conventional approach to assess and integrate renewable energy (RE) resource individually has its own limitations especially in areas where different energy resources get integrated to supply power to the grid. In South Africa, the Solar ...Read more