Author:Cele, NP; Ray, SS; Kesavan Pillai, Sreejarani; Arendse, C; Ndwandwe, NDate:Nov 2008Nafion nanocomposites were prepared with pure multiwalled carbon nanotubes (PMWCNTs), oxidised MWCNTs (OMWCNTs) and functionalised MWCNTs (FMWCNTs) as fillers, to investigate the effect of multiwalled carbon nanotubes on thermal stability, ...Read more
Author:Halland, K; Britz, KDate:Jun 2012The formal definition of abduction asks what needs to be added to a knowledge base to enable an observation to be entailed by the knowledge base. An observation which is not entailed by the knowledge base will result in open branches in a ...Read more
Author:Van Dyk, E; Barnard, EDate:Nov 2007The authors investigate the use of naive Bayesian classifiers for multinomial feature spaces and derive error estimates for these classifiers. The error analysis is done by developing a mathematical model to estimate the probability density ...Read more
Author:De Waal, AJ; Louis, AL; Venter, JPDate:Oct 2006Named Entity Recognition (NER) is the process of identifying occurrences of words or expressions as belonging to a particular category of a Named Entity (NE).The aim of the project was to test the feasibility of a probabilistic NER system ...Read more
Author:Roux, Michael P; Nordengen, Paul A; Tekie, SB; Rittmann, RDate:Oct 2010This paper describes the development and implementation of a bridge management system (BMS) for the Namibia Roads Authority (NRA). Namibia is a vast country (825 420 km2) with a very low population density and the NRA is currently responsible ...Read more
Author:Peters, AN; Oren, MA; Bidwell, NJDate:May 2012Nadkarni and Hofman’s meta-review of literature on Facebook usage recommends examining differences in Facebook use between collectivistic and individualistic cultures. We discuss early findings of an exploratory study to compare use between ...Read more
Author:Ramasobane, P; Mashinini, MP; Masina, Bathusile NDate:Nov 2023This study investigated the nano mechanical properties of Ti6Al4V-ELI embraced with TiC particles, synthesized with in situ laser metal deposition technique. The 3.85% feed ratio fraction TiC/Ti6Al4V-ELI composite samples were manufactured ...Read more
Author:Wepnener, I; Richter, W; Joubert, ADate:01 Sep 2010Strong, bioinert materials have always been the focus for bone replacement and repair. This practice has since moved towards materials that can mimic living tissue and aid the healing process (i.e. be replaced by natural bone); thus materials ...Read more
Author:Mathe, Mahlanyane K; Mkwizu, TS; Cukrowski, IDate:Nov 2008The paper reports on the development of automated electrochemical deposition method as a synthetic strategy for fabrication of catalytically-active thin-films (or nanostructured) materials, composed of platinum Group Metals (PGMs), with ...Read more
Author:Ray, Suprakas SDate:Oct 2015A polymer nanocomposite is an advanced plastic material where the incorporation of nanostructures such as clay minerals and other nanoparticles into the polymer has been achieved on the nano-level so that the material exhibits improvements ...Read more
Author:Benadie, Y; Semete, B; Venter, L; Kalombo, Lonji; Driver, C; Jones, AT; Swai, H; Verschoor, JADate:Jun 2008The cell wall envelope of Mycobacterium tuberculosis contains unique high molecular weight lipids. Of these, the most abundant are mycolic acids, an extended family of long 2-alkyl 3-hydroxyl fatty acids, typically 70-90 carbon atoms in length, ...Read more
Author:Benadie, Y; Semete, B; Venter, L; Kalombo, Lonji; Driver, C; Jones, AT; Swai, H; Verschoor, JADate:Nov 2008The objective of this project was to explore the encapsulation of mycolic acids into vehicles other than liposomes for delivery into macrophages and addressing the challenges of low solubility. As vehicles nanoparticles (NP) have the advantage ...Read more
Author:Lesufi, M; Akinwamide, SO; Makoana, Nkutwane W; Tshabalala, Lerato C; Olubambi, PADate:Sep 2022This study investigates the microstructural, nanomechanical, and corrosion behaviour of different sections of 410 steel fabricated via directed energy deposition technique. The morphology exhibited by the longitudinal and transverse sections ...Read more
Author:Swai, HSDate:Oct 2012The author is the principal investigator of the TB Nano drug delivery project which is now going through pre-clinical trials with exciting results, and in this presentation the insights based on the case study will be shared.Read more
Author:Ray, Suprakas SDate:Oct 2012In this presentation the author outlines how nanotechnology is deeply linked with photonics for a bright future.Read more
Author:Musee, NDate:Sep 2009In this paper, the potential impacts of nanotechnologies in developing countries are examined. Both beneficial and unanticipated risks of nanotechnologies are discussed with reference to the developing countries. Moreover, the mechanisms of ...Read more
Author:Steenkamp, Lucia H; Brady, DDate:Nov 2008The presentation starts with a comparison between Naproxen and Aspirin. The characteristics and properties of Naproxen are explained, as well as the biocatalysis and the screening of the enzyme activity and selectivity. It ends with a discussion ...Read more
Author:Butgereit, LLDate:Sep 2009The National Accessibility Portal is a web respository of information for South Africans living with disabilities. Information stored on the portal include copies of legislation applicable to people with disabilities, lists of schools for ...Read more