Author:Meissner, Richard; Ramasar, VDate:Oct 2015Everyday international political economy (EIPE) offers an opportunity to rethink the role of individuals and citizenry in shaping governance of natural resources. In South Africa, significant progress has been made by government in re-shaping ...Read more
Author:Jansen van Vuuren, JC; Phahlamohlaka, Letlibe J; Leenen, LDate:Jul 2012This paper investigates different government organisational structures created for the control of national cybersecurity in selected countries of the world. The main contribution is a proposed structure that could be suitable for South Africa, ...Read more
Author:Patrick, MJ; Turton, ARDate:Oct 2006The effective governance of transboundary waters requires an integrated and interdisciplinary approach. In order to make sense of the complexity of systems, such as transboundary river basins, there has been a legacy of rationalising this ...Read more
Author:Hlophe, KDate:31 Aug 2010South Africa plays a major role in the international mining fraternity. Location information will enhance the safety in mines by permitting the realisation of wireless sensor networks (WSN), which are persistent and ubiquitous environmental ...Read more
Author:Govender, Nicolin; Gledhill, Irvy MA; Kok, S; Wilke, NDate:Aug 2013The protection of harbours and coastal infrastructure is of vital importance to South Africa. A major development in the design of packing strategies for breakwaters is numerical modelling, and the use of physics engines and DEM models. For ...Read more
Author:Ramazhamba, Pardon T; Mashiane, Charmaine T; Dlamini, Innocentia ZDate:May 2018In South Africa, the Department of Basic Education commissioned that every school must issue out a report card to every learner at the end of each term/quarter as a standard communication tool between parents/guardians and school. To adhere ...Read more
Author:Wilke, DN; Kok, S; Snyman, JA; Groenwold, AADate:Jun 2013We reflect on some theoretical aspects of gradient-only optimization for the unconstrained optimization of objective functions containing non-physical step or jump discontinuities. This kind of discontinuity arises when the optimization problem ...Read more
Author:Savage, WHDDate:1965During the latter portion of last year, General Mining acquired the coal rights of Vrisgewaagd Antracite, Gluck Auf Anthracite, and the dormant Riversdale Anthracite.Read more
Author:Nabarro, FRNDate:Aug 2000If a stress sigma is applied to a polycrystal of grain size L, the mode of creep deformation depends on the answers to the following questions: (i) Does sigma exceed the Peierls stress sigma (p); (ii) Does L exceed the dislocation spacing in ...Read more
Author:Bolokang, Amogelang S; Mathabathe, Maria N; Motaung, DE; Arendse, CJ; Swart, HCDate:Mar 2023We report on the microstructures and properties of Ti6Al4V alloys, which were achieved upon quenching in sea water medium with potential high cooling rate. The Ti6Al4V alloys were quenched at 1000 and 1100 °C, respectively. Moreover, the ...Read more
Author:Mogale, MM; Sefara, Tshephisho J; Mokgonyane, TBDate:Sep 2020Natural Language Processing (NLP) forms one of the important and fundamental components of speech synthesis while a language grammar forms one of the important requirements for NLP tasks. One of the major requirements in processing speech ...Read more
Author:Roberts, M; Share, A; Johnson, A; Brundrit, G; Rossouw, MariusDate:Dec 2010With a view of implementing operational oceanography in South Africa, the scientific community in 2009 initiated a demonstration project, OceanSAfrica, which integrates ocean modelling, in situ observations, remote sensing, and data dissemination ...Read more
Author:Nelles, EM; Dewar, J; Van der Merwe, CF; Taylor, JRNDate:Feb 2003Maize starch granule integrity and starch solubilisation at specific intervals during a relatively long pasting profile-which is known to exhibit biphasic peak viscosity character-was studied by microscopy and high-performance size-exclusion ...Read more
Author:Mpiana, LA; Hamam, Y; Abu-Mahfouz, Adnan MIDate:Sep 2017The increased demands of water and high water losses in the past decade have brought a special attention to Water Distribution Networks. An efficient water distribution utilities management requires an adequate hydraulic modelling of the water ...Read more
Author:Mthunzi-Kufa, Patience; He, K; Warner, JWDate:Apr 2013Due to their pluripotency properties, embryonic stem (ES) cells possess great potential in regenerative therapy. Since reported a promising tissue engineering scaffold material, here, graphene is demonstrated to significantly improve the ES ...Read more
Author:Mthunzi-Kufa, Patience; He, K; Ngcobo, Sandile; Khanyile, T; Warner, JHDate:May 2014Pluripotent stem cells are hugely attractive in the tissue engineering research field as they can self-renew and be selectively differentiated into various cell types. For stem cell and tissue engineering research it is important to develop ...Read more
Author:Makgopa, K; Ejikeme, PM; Ozoemena, KIDate:Sep 2016Pseudocapacitive properties of nickel (II) tetraaminophthalocyanine-modified graphene oxide sheets (GO/NiTAPc) composites have been studied. Microscopic and spectroscopic analysis of the GO/NiTAPc electrode material with its precursors (GO ...Read more