Author:Kronfeld, J; Vogel, JC; Talma, ASDate:May 1994High U-234/U-238 activity ratios are found in the shallow groundwater of the phreatic Transvaal Dolomite Aquifer. The aquifer is uranium poor, while the waters are oxygen rich and young. Tritium and C-14 are used to show that the disequilibrium ...Read more
Author:De Jager, Peta; Abbott, GRDate:Jul 2012The hospital building type is widely recognised to have complex design and engineering requirements. It might be argued that the unique functional constraints and operational demands placed upon the hospital building may trump greening ...Read more
Author:Van der Walt, M; Day, M; Rubidge, B; Cooper, Antony K; Netterberg, IDate:Dec 2010The stratigraphic subdivision of the Karoo Supergroup of South Africa has been been addressed for more than a century by various geoscience studies. A lack of good lithostratigraphic markers in the Beaufort Group and the fact that the ...Read more
Author:Johnson, D; Kaka, Y; Hay, JDate:Sep 2006To profile the performance of an ad-hoc networking protocol, three possible methods can be applied. The first is to develop a mathematical model for the expected performance, the second is to run a series of computer simulations on the protocols ...Read more
Author:Naidoo, DashnieDate:Nov 2006The objectives of the conference were: Conservation of biological diversity Sustainable use of its components Fair and equitable sharing of the benefits arising out of the utilization of genetic resourcesRead more
Author:Shaik, AA; Tlale, NS; Bright, GDate:May 2012Industrial robot arms are an essential part of automated manufacturing. They automate tasks such as component assembly, welding, light machining and spray painting due to their repeatability, speed and accuracy. The serial industrial robot ...Read more
Author:Botlhoko, Orebotse J; Ramontja, J; Ray, Suprakas SDate:Aug 2018Biodegradable polylactide (PLA)/poly (e-caprolactone) (PCL) blend is a well-studied immiscible polymer blend system; however, there is no fundamental understanding of how the dispersed phase morphology controls the thermal stability, and the ...Read more
Author:Botlhoko, Orebotse J; Ramontja, J; Ray, Suprakas SDate:Aug 2018Biodegradable polylactide (PLA)/poly (e-caprolactone) (PCL) blend is a well-studied immiscible polymer blend system; however, there is no fundamental understanding of how the dispersed phase morphology controls the thermal stability, and the ...Read more
Author:Naidoo, Dashnie; Maharaj, V; Crouch, NR; Ngwane, ADate:Aug 2010The genus Leonotis (Pers.) R.Br. comprises about 10 species, and has been placed within subfamily Lamioideae of the Lamiaceae. Genus members range in habit from tall herbs to small trees. All are native to tropical and/or southern Africa, ...Read more
Author:Sithole, Bishop B; Azeez, AM; Ramjugernath, DDate:Nov 2013A novel method has been developed for determining soluble and insoluble forms of oxalate in pulp and paper samples by ion chromatography. Methanesulphonic acid is used to dissolve insoluble oxalate, and total oxalate is then determined by ion ...Read more
Author:Hugo, S; Land, KDate:Oct 2012Microfluidic systems provide the ideal platform on which to develop point-of-care (POC) diagnostic devices. A new microfluidic platform, based on centrifugal microfluidic
principles, is currently being developed at the CSIR, with the aim ...Read more
Author:Pfaff, MC; Hart-Davis, M M; Smith, Marie E; Veitch, JDate:Aug 2022Retention is a key driver of biological productivity near the coast since increased concentrations of planktonic particles in retention hotspots boost local primary production, availability of particulate food and larval recruitment. Known ...Read more
Author:Lysko, Albert ADate:Aug 2011A new method of moments (MoM) code is discussed. The code supports standard functionality, e.g. fully automatic re-meshing and variable’s assignment, ground plane and symmetry planes. In addition, the code realizes several new features. These ...Read more
Author:Marais, GJ; Wingfield, MJ; Viljoen, CD; Wingfield, BDDate:Jan 1998In recent years, two unusual ophiostomatoid fungi, Ceratocystiopsis proteae and Ophiostoma capense, have been described from infructescences of Protea spp. They are unique in having Knoxdaviesia anamorphs and differ from each other in ascospore ...Read more
Author:Hinkelmann, K; Karagiannis, D; Thoenssen, B; Woitsch, R; Gerber, A; Van der Merwe, ADate:Aug 2015The ability to react timeously to continuous and unexpected change is called agility and is an essential quality of the modern enterprise. Being agile has consequences for the engineering of enterprises and enterprise information systems. We ...Read more
Author:Rouault, Marjolaine J; Penven, PDate:Jul 2011More than 6 years of high-frequency sea surface temperature (SST) imagery are used to follow perturbations at the inshore front of the Agulhas Current, between the northern Natal Bight and Port Elizabeth. Selected case studies as well as a ...Read more
Author:Buddoo, SRDate:Oct 2006The research project aimed at developing a cost-effective process to produce citral and citronellal. Microreactor technology was also applied to some of the reaction steps as a more efficient and inexpensive alternative to conventional reactors ...Read more
Author:McAlister, BN; Steyn, JLDate:Aug 2012The potential applicability of established new product development processes to information and communications technology (ICT)-for-development projects is investigated. The demand for ICT solutions to serve numerous societal information needs ...Read more
Author:Venter, JP; Van Waveren, CCDate:Aug 2007The development of new and improved management methods for new product development is important. Existing methods suffer from a number of shortcomings, especially the ability to deal with a mixture of quantitative and qualitative data. The ...Read more
Author:Venter, Jacobus P; Van Waveren, CCDate:Jun 2009The development of new and improved management methods for new product development is important. Existing methods suffer from a number of shortcomings, especially their inability to deal with a mixture of quantitative and qualitative data. ...Read more