Author:Gous, H; Gard, J; Baltes, G; Schutte, C; Gerber, ADate:Jun 2011The range of inter-organisational innovation networks existing in the global economy today show a wide variance in structure, purpose, location, lifespan and maturity. These differences between network instantiations highlight the need for ...Read more
Author:Calteaux, Karen V; Grover, AS; Van Huyssteen, GBDate:May 2012Multilingual emerging markets hold many opportunities for the application of spoken language technologies, such as interactive voice response (IVR) systems. Designing such systems requires an in-depth understanding of the business drivers and ...Read more
Author:Mvelase, P; Dlamini, Z; Macleod, D; Dlodlo, N; Sithole, Happy MDate:May 2014Advances in Information Technology have brought about cloud computing, an evolutionary computing practice that facilitates the provisioning of computing services as a utility. Cloud computing has brought about change in the economics and ...Read more
Author:Luzipo, S; van Biljon, J; Herselman, Martha EDate:May 2015Business process adoption is one of the factors that determine an organisation's performance. While there are various factors that can have an impact on business processes adoption, this paper focuses on the impact of individual, process and ...Read more
Author:Oelofse, Suzanna HHDate:Aug 2013The preamble to the Waste Act (2008) is very clear that, as a result of this legislation, waste management in South Africa will never be the same again. This should send a clear message that ‘business as usual’ will no longer be sufficient.Read more
Author:Meissner, Richard; Jacobs-Mata, Inga M; Murambadoro, Miriam DDate:May 2018Human behaviour is one of the main forces in the utilisation of natural resources. Nowhere has the way people use water been more illustrative than in the current drought-ravaged Cape Town where calls for more prudent water behaviour has led ...Read more
Author:Schwegmann, CP; Kleynhans, W; Salmon, BP; Mdakane, LDate:Jul 2015The Maritime Domain Awareness initiative seeks to constantly improve the ways in which maritime information is collected. With the recent release of free Sentinel-1 imagery to the public, monitoring the maritime environment has become a more ...Read more
Author:Akpakwu, GA; Hancke, GP; Abu-Mahfouz, Adnan MIDate:Feb 2020With the emerging applications of the Internet of Things (IoT), a congestion control mechanism becomes a critical phenomenon for efficient communication in networks of constrained devices. The Internet Engineering Task Force developed the ...Read more
Author:Fatoki, OS; Awofolu, OR; Genthe, BettinaDate:Oct 2004Trace levels of Cd were determined in Umata River which may affect human health. The levels of Zn were also determined since Zn can provide partial protection against the toxic effect of Cd in humans. The levels of Cd varied between trace and ...Read more
Author:Ngulube, T; Gumbo, JR; Masindi, Vhahangwele; Maity, ArjunDate:Oct 2018The ability of calcined magnesite for Methylene Blue (MB), Direct Red 81 (DR81), Methyl Orange (MO) and Crystal Violet (CV) dye removal was evaluated in this study. The experiments were designed to test the hypothesis that alkaline earth ...Read more
Author:Maritz, J; Krieg, HM; Yeates, CA; Botes, AL; Breytenbach, JCDate:Oct 2003Resting cells of the yeast Rhodosporidium toruloides (UOFS Y-0471) were immobilized in calcium alginate beads for the enantio selective kinetic resolution of racemic-1,2-epoxyoctane. The initial activity exhibited by immobilised cells was ...Read more
Author:Gaigher, LDate:1977Corrosion factors for boilers were calculated for some South African coal product samples using Borio's formula in which "accessible" alkalies were replaced by the total alkalies from the ash analysis.Read more
Author:Nickless, A; Scholes, RJ; Archibald, SDate:01 Sep 2010Often researchers are interested in obtaining estimates of variables which are quite difficult or expensive to measure. To obtain these estimates, relationships between those variables of interest and more easily measured variables are used. ...Read more
Author:Roux, Michael P; Taute, ADate:Jul 2016The DER-rating method has been adopted as the national standard for the rating of road structures. This method is defects-based and involves the rating of defects on the various inspections items of road structures in terms of degree (D), ...Read more
Author:Lysko, Albert ADate:Jul 2008An efficient method of integration for far field calculations is derived. The method applies to the integrals arising from calculation of far field pattern with higher-order polynomial basis functions and moment method. The integral under ...Read more
Author:Kok, S; Botha, N; Inglis, MDate:Aug 2014Goldmann applanation tonometry (GAT) is a method used to estimate the intraocular pressure by measuring the indentation resistance of the cornea. A popular approach to investigate the sensitivity of GAT results to material and geometry ...Read more
Author:Roberts, David PDate:Jul 2017Bore-and-fill mining was implemented at a pilot site in Tau Tona mine’s shaft pillar on 97 level. Observations, scan data and measurements from this site were used to calibrate an inelastic numerical model of bore-and-fill mining within the ...Read more
Author:de Ponte, JD; Pieterse, JJ; Bidgood, Peter MDate:May 2016In order to meet the increasingly stringent requirements for wind tunnel balances, as expressed by the wind tunnel testing community, balance design philosophy needs to be further expanded to include alternative sensor, material, design and ...Read more
Author:Griffith, Derek J; Bone, Emma L; Thomalla, Sandy J; Bernard, StewartDate:Jul 2018A multi-excitation fluorometer (MFL, JFE Advantech Co., Ltd.), originally designed to discriminate between phytoplankton species present within a population, has been redirected for use in fluorescence quantum yield (FQY) determination. While ...Read more
Author:Mahachi, J; Khanye, L; Goliger, Adam MDate:Sep 2007The current South African Code of Practice for structural use of masonry uses four partial safety factors gm, for materials depending on construction control and quality control. With the boom in the construction industry, new entrants in the ...Read more