Author:Smith, CJ; Venter, JPDate:Nov 2011In the scope of Tactical Data Links (TDL), the South African National Defence Force (SANDF) started the journey to establish a national TDL capability with the commencement of their national Strategic Defence Procurement Packages (SDPP) in ...Read more
Author:Thomson, P; Almutery, BDate:Apr 2011This paper describes the process that was followed in the development of a real-time, embedded Tracking and Control Application (TCA) to be incorporated into a pulse-Doppler radar signal processing test and evaluation facility. The complete ...Read more
Author:Coetzer, W; Moodley, D; Gerber, ADate:May 2013The domain complexity and structural- and semantic heterogeneity of biodiversity data, as well as idiosyncratic legacy data-creation processes, present significant integration and interoperability challenges. In this paper we describe a ...Read more
Author:Braun, ALDate:Apr 1999Rare, luxury or speciality animal fibres have an exclusively and characteristic, that are rarely associated with other fibres. Their scarcity is due to the fact that they are difficult to produce on a large scale, because of climatic conditions ...Read more
Author:Van Zyl, M; Hecker, FDate:Nov 1998The primary purpose of the catalogue of best practices is to ensure the safety of the winding ropes. It therefore addresses aspects that will influence rope loads, rope strength, rope deterioration and the condition assessment of the winding ...Read more
Author:Marivate, Vukosi N; Moiloa, PDate:Nov 2016The increasing prevalence of Social Media platform use has brought with it an explosion of new user generated public data. This data is centered around many, diverse topics. One theme of interest is how one can tap into the public safety and ...Read more
Author:Dawood, Zubeida CDate:Mar 2019Computer Security Incident Response Teams (CSIRTs) are responsible for data collection and analysis concerning cyber security threat incidents. In order to provide the best service support for cyber security breaches, information about how ...Read more
Author:Van der Merwe, JN; Van Vuuren, JJ; Butcher, R; Canbulat, IDate:Aug 2001The main objective of this research was to determine the causes of falls of roof in South African collieries. Sixteen major roof falls were investigated in detail and their causes established. This data was supplemented by mapping a large ...Read more
Author:Landman, WA; Engelbrecht, F; Park, RDate:Oct 2011The procedure to build an optimised seasonal prediction system that includes the prediction of global SST to force the CCAM is explained.Read more
Author:Lebea, Phiyani J; Bode, ML; Mathiba, K; Brady, DDate:Jun 2007The acyclic nucleoside phosphonates such as cidofovir, adefovir and tenofovir have proved to be effective in vitro (cell culture systems) and in vivo (animal models, clinical studies) against a wide variety of DNA virus and retrovirus infections. ...Read more
Author:Du Plessis, A; Theron, J; Berger, E; Louw, MEDate:Oct 2006N-terminal sequencing gave rise to homology to flagellin protein, product of the hag gene. protein, product of the hag gene. Gene was cloned by using degenerate primers and inverse PCR. The gene sequence as well as the up- and down- stream ...Read more
Author:Chunilall, Viren; Wesley-Smith, J; Bush, TDate:Nov 2006Dissolving pulp is the end-product of acid-bisulphite pulping and bleaching processes, during which almost all non-cellulosic wood components are removed to produce dissolving pulp with final a cellulose purity of up to 96%. Dissolving pulp ...Read more
Author:Chunilall, Viren; Wesley-Smith, J; Bush, TDate:Nov 2006The work presented will report on the use of AFM to study the CFA characteristics of dissolving pulp of a clone of Eucalyptus grown in compartments with contrasting growth rates (low and high), at different stages of the pulping process (solid ...Read more
Author:Bredenhann, SJ; Paige-Green, P; Jenkins, KJDate:Aug 2012In South Africa extensive use is made of cement stabilized materials in the structural layers of both new road and construction works and pavement rehabilitation. The construction process plays a role in the ultimate strength obtained for the ...Read more
Author:De Villiers, Johan P; Leuschner, FW; Geldenhuys, RDate:Nov 2008Inverse distortion is used to create an undistorted image from a distorted image. For each pixel in the undistorted image it is required to determine which pixel in the distorted image should be used. However the process of characterizing a ...Read more
Author:Snedden, Glen C; Lambert, TDate:Sep 2003This investigation examines the results of the CFD analysis of the effect of coolant impingement on the back of a disc (or wheel) as part of the secondary cooling
circuit of the T56-A-15LFE turboprop engine. As part of the collaborative study ...Read more