Author:Van Eeden, WD; De Villiers, JP; Nel, Willem AJ; Kloke, KH; Blasch, EDate:Oct 2015A simulation for human Doppler response is developed based on the Carnegie Mellon University motion capture database. This data is used to simulate human Doppler response as it would be seen by a radar system and this data is compared to ...Read more
Author:Stafford, William HL; Russo, Valentina; Nahman, AntonDate:Sep 2022The pervasive use of plastics, coupled with inadequate waste management systems in many countries, has led to widespread leakage of plastics into the environment. In South Africa, the predominant type of shopping bags are single-use plastic ...Read more
Author:Fashedemi, OO; Ozoemena, KIDate:May 2014Electrocatalytic oxidation of alcohols in alkaline solutions is critical for the development of direct alkaline alcohol fuel cells (DAAFCs). This work investigated alcohol oxidation reaction (AOR) at a novel palladium-based core-shell nano ...Read more
Author:O'Connell, Johannes S; Komba, Julius J; Louw, JGDate:Jul 2014The binder is an important constituent of an asphalt mix and it affects the overall performance of the mix, especially with regards to permanent deformation and fatigue cracking. The stiffest binder available from the Chevron refinery in the ...Read more
Author:Mamushiane, Lusani; Lysko, Albert A; Dlamini, Sabelo VDate:Apr 2018Software Defined Networking (SDN) is an architecture that decouples the routing intelligence from the forwarding functions, using an entity called 'controller'. It is paramount that the performance of the controller is thoroughly understood ...Read more
Author:Van der Merwe, LJ; De Villiers, Johan PDate:Dec 2016In this study a comparative analysis is performed between a novel Viterbi based and multiple hypothesis based track stitching algorithms. The track fragments in the Viterbi based track stitching algorithm are modelled as nodes in a trellis ...Read morecb
Author:Sellers, E; Napier, JDate:Jul 1997The search for a numerical method to model fracture formation around deep level gold mine excavations had led to the development of the DIGS (Discontinuity Interaction and Growth Simulation) boundary element code to simulate the incremental ...Read more
Author:Masengo Wa Umba, S; Ramotsoela, TD; Abu-Mahfouz, Adnan MI; Hancke, GPDate:Jun 2019Nowadays, Wireless Sensor Networks (WSNs) are intensively used in highly sensitive environments such as water treatment plants, airports and hospitals. For this reason, the security of communications in WSNs is a very critical problem that ...Read more
Author:Masonta, Moshe T; Mzyece, M; Mekuria, FissehaDate:Oct 2012Cognitive radio (CR) technology has become one of the buzzwords within the wireless communications community over the past 12 years. Its ability to learn, decide and adapt to the external environment made CR attractive to regulators, researchers, ...Read more
Author:Morris, CDate:May 2006This paper reviews the status of eAdoption in South Africa and Mozambique. It describes the ICT strategy including current and planned enabling legislation, the identification of key stakeholder responsible for policy and implementation, and ...Read more
Author:Khanyile, NP; Tapamo, JR; Dube, EDate:Aug 2011Thinning plays a very important role in the preprocessing phase of automatic fingerprint recognition/identification systems. The performance of minutiae extraction relies heavily on the quality of skeletons used. A good fingerprint thinning ...Read more
Author:Nkuna, CN; Oboirien, Bilainu O; Oboirien, ER; Lekitima, JDate:Apr 2017The generation of geopolymers from OXY-FBC and CLC bottom ashes has not yet been reported. In this study, geopolymers from OXY-FBC and CLC bottom ash were synthesized and compared with geopolymers from FBC bottom ash. The bottom ashes used ...Read more
Author:Folorunso, Oladipo; Hamam, Y; Sadiku, R; Ray, Suprakas S; Adekoya, GJDate:2021In the search for the solution to energy storage problems, this study investigates the interfacial energy interaction and temperature stability of the composites made of polypyrrole-graphene-borophene (PPy-Gr-Bon) by using molecular dynamics ...Read more
Author:Oberholster, PJ; Steyn, Maronel; Botha, ADate:Sep 2021The reuse of wastewater has been observed as a viable option to cope with increasing water stress in Africa. The present case studies evaluated the optimization of the process of phycoremediation as an alternative low-cost green treatment ...Read more
Author:Mokoatle, Mpho; Coleman, Toshka; Mokilane, Paul MDate:Dec 2023The likelihood that an earthquake will occur in a specific location, within a specific time frame, and with ground motion intensity greater than a specific threshold is known as a seismic hazard. Predicting these types of hazards is crucial ...Read more
Author:Khanyile, AT; Andrew, Jerome E; Paul, V; Sithole, Bishop BDate:May 2022The Box-Behnken experimental design technique investigated a comparative study of supercritical fluid extraction (SFE) and accelerated solvent extraction (ASE) of lipophilic compounds from pinewood sawdust. A response surface methodology was ...Read more
Author:Du Plessis, A; Strydom, C; Botha, LDate:Mar 2010Changes in the laser induced molecular dissociation of 1,1,1-trichloroethane (TCE) were studied using a range of intensities and standard laser wavelengths with nanosecond and femtosecond pulse durations. TCE contains C-H, C-C and C-Cl bonds ...Read more