Author:Boloka, Tlou J; Crafford, Gerhardus J; Mokuwe, Mamuku W; Van Eden, BeatriceDate:Jan 2021Most developing countries suffer from inadequate health care facilities and a lack of medical practitioners as most of them emigrate to developed countries. The outbreak of the COVID-19 pandemic has left these countries more vulnerable to ...Read more
Author:Ramjukadh, Carla-Louise; Silberbauer, M; Taljaard, SusanDate:Oct 2018The South African national water quality database (Water Management System) houses data records from several environmental monitoring programmes, including the National Chemical Monitoring Programme (NCMP). The NCMP comprises an extensive ...Read more
Author:Fedotov, I; Joubert, S; Marais, J; Shatalov, MDate:2006In this paper a model of an N-stepped bar with variable Cross-sections coupled with foundation by means of lumped masses and springs is studied. It is assumed that the process of vibrations in each section of the bar is described by a wave ...Read more
Author:Botes, FH; Leenen, Louise; De La Harpe, RDate:Jun 2017In the ashes of Moore’s Law, companies have to acclimatise to the vast increase of data flowing through their networks. Reports on information breaches and hackers claiming ransom for company data are rampant. We live in a world where data ...Read more
Author:Engelbrecht, FA; Ndarana, T; Morioka, Y; Behera, S; Thatcher, M; McGregor, JLDate:Sep 2015The impact of time-varying Antarctic stratospheric ozone on southern African summer climate variability is explored through atmospheric global circulation model (AGCM) sensitivity experiments. A control experiment following the design of the ...Read more
Author:Olwal, TO; Chuku, PN; Lysko, Albert ADate:Mar 2021Antennas are a critical component in any wireless link. The significance of their role continues to grow, together with the rise of machine-to-machine (M2M) communications and telecommunications starting to move from the fourth generation ...Read more
Author:Olwal, TO; Chuku, PN; Lysko, Albert ADate:Mar 2021Antennas are a critical component in any wireless link. The significance of their role continues to grow, together with the rise of machine-to-machine (M2M) communications and telecommunications starting to move from the fourth generation ...Read more
Author:Savage, WHDDate:1965During the past eighteen months discussions have been held with the Anthracite Producers Association on the desirability of altering and introducing a second and possibly a third grade.Read more
Author:Padayachi, Yerdashin R; Thambiran, TirushaDate:Oct 2016The anthropogenic heat fluxes (AHF) from buildings, transport and people are an essential component of the urban climate within cities. Presently limited information on the AHF in South African cities exists. This study quantifies the AHF in ...Read more
Author:Engelbrecht, FA; Landman, WA; Ndarana, TDate:Oct 2014This paper explores the hypothesis that the more realistic depiction of the atmosphere's ability to absorb and release radiation in atmospheric model simulations, through the more realistic representation of the time-varying concentrations ...Read more
Author:Van der Westhuyzen, Christiaan W; Haynes, J; Panayides, Jenny-Lee; Wiid, I; Parkinson, CDate:2020Background: With few exceptions, existing tuberculosis drugs were developed many years ago and resistance profiles have emerged. This has created a need for new drugs with discrete modes of action. There is evidence that tuberculosis (like ...Read more
Author:Musee, N; Thwala, Melusi; Nota, NDate:May 2011Nanotechnology is currently at the forefront of scientific research and technological developments that have resulted in the manufacture of novel consumer products and numerous industrial applications using engineered nanomaterials (ENMs). ...Read more
Author:Blanchard, Ryan; O'Farrell, Patrick J; Richardson, DDate:Oct 2012Using spatial techniques to determine the threat of land-use change is a useful tool in mitigating against potential biodiversity losses. We investigate the potential suitability and likely impacts of energy crops not currently grown in South ...Read more
Author:Blanchard, Ryan; O'Farrell, PJ; Richardson, DMDate:Apr 2014Liquid biofuel production will likely have its greatest impact through the large-scale changes in land use that will be required to meet the production of this energy source. In this study, we develop a framework which integrates species ...Read more
Author:Nyirenda, KK; Saka, JDK; Naidoo, Dashnie; Maharaj, VJ; Muller, CJFDate:Aug 2012Ethnopharmacological relevance: Communities in Chilumba, Malawi use herbal tea prepared from Fadogia ancylantha Schweinf (Rubiaceae) leaves for the management of diabetes, hypertension and alleviation of symptoms of gastrointestinal disorders ...Read more