Author:Erinosho, MF; Akinlabi, ET; Pityana, Sisa LDate:2016Ti6Al4V alloy is a well-known material for biomedical application due to the very excellent corrosion resistance it possessed. Cu has an excellent antimicrobial property and stabilizes the immune system of the body activities. In this present ...Read more
Author:Ramotsoela, TD; Hancke, GP; Abu-Mahfouz, Adnan MIDate:Oct 2020There has been an increasing number of attacks against critical water system infrastructure in recent years. This is largely due to the fact that these systems are heavily dependent on computer networks meaning that an attacker can use ...Read more
Author:Booth, R; Meyer, TDate:Aug 2011In this paper the authors present a brief overview of belief change, a research area concerned with the question of how a rational agent ought to change its mind in the face of new, possibly conflicting, information. The authors limit themselves ...Read more
Author:Piketh, SJ; Swap, RJ; Anderson, CA; Freiman, MT; Zunckel, M; Held, GDate:Jan 1999The Ben Macdhui High Altitude Aerosol and Trace Gas Transport Experiment (BHATTEX) was started to characterize the nature and magnitude of atmospheric, aerosol and trace gas transport paths recirculation over and exiting from southern Africa ...Read more
Author:Pratt, Lawrence E; Matheus, Jana; Klein, RDate:Dec 2023Electroluminescence (EL) images enable defect detection in solar photovoltaic (PV) modules that are otherwise invisible to the naked eye, much the same way an x-ray enables a doctor to detect cracks and fractures in bones. This paper presents ...Read morecbnd
Author:Bhagwat, G; Gray, K; Wilson, SP; Muniyasamy, Sudhakar; Vincent, SGT; Bush, R; Palanisam, TDate:Aug 2020The ubiquitous presence of plastic litter and its tending fate as marine debris have given rise to a strong anti-waste global movement which implicitly endorses bioplastics as a promising substitute. With ‘corporate social responsibility’ ...Read more
Author:Andrew, Jerome E; Masetlwa, J; Tesfaye, T; Sithole, Bishop BDate:Dec 2020Bark from trees obtained from sustainably managed plantations used in the production of timber, pulp and paper is an under-utilised waste in many countries across the world. However, in the context of an integrated biorefinery, they may serve ...Read more
Author:Sebogodi, Keolebogile R; Johakimu, Jonas K; Sithole, Bishop BDate:Oct 2019Acid mine Drainage (AMD) is a low pH, sulphate and heavy metal rich leachate that is produced from oxidation of sulphide bearing minerals commonly found in the host rocks of some mineral ores. The pH augmentation, and sulphate and metal removal ...Read more
Author:Sebogodi, Keolebogile R; Johakimu, Jonas K; Sithole, Bishop BDate:Feb 2020Acid mine Drainage (AMD) is a low pH, sulphate and heavy metal rich leachate that is produced from oxidation of sulphide bearing minerals commonly found in the host rocks of some mineral ores. The pH augmentation, and sulphate and metal removal ...Read more
Author:Fagbemi, Olajumoke D; Andrew, Jerome E; Sithole, Bishop BDate:Oct 2021This study reports on the beneficiation of wood sawdust into cellulose nanocrystals (CNC) for application as a binder in the manufacture of particleboard. The cellulose nanocrystal from wood sawdust was extracted using acid hydrolysis and an ...Read more
Author:Moodley, RS; Andrew, Jerome E; Sithole, Bishop BDate:Mar 2018Bark, a major waste residue in the forestry, timber, pulp and paper industry has been shown to be a potential source of valuable chemicals. The chemical composition of bark extracted from South African plantation grown E. grandis and P. patula ...Read more
Author:Geldenhuys, CJDate:Jan 1994A hypothesis is developed that environmental factors (rainfall and substrate) determine the potential limits of forest distribution, but that actual forest location pattern is determined by the fire pattern, which in turn is determined by the ...Read more
Author:Litvin, IA; Forbes, ADate:May 2008The authors investigate a conventional resonator configuration, using only spherical curvature optical elements, for the generation of Bessel–Gauss beams. This is achieved through the deployment of a suitable amplitude filter at a Fourier ...Read more
Author:Anochie-Boateng, JosephDate:Sep 2011The author of this article is conducting research in South Africa which addresses the difficulties in pavement design in developing methods and procedures for accurate quantification of aggregate shape and surface properties, which are well ...Read more
Author:Pretorius, Morne; Ngejane, Hombakazi CDate:Dec 2019The South African Government’s National Cybersecurity Policy Framework (NCPF) of 2012 provides for the establishment of a national computer security incident response team (CSIRT) in the form of the National Cybersecurity Hub— more correctly ...Read more
Author:Nahman, Anton; Mahumani, BK; De Lange, Willem JDate:Feb 2016Worldwide, there is increasing recognition of the need for countries to pursue a "green economy". Given the broad (economic, social and environmental) objectives of a green economy, and the limitations associated with mainstream measures of ...Read more
Author:Mitchell, P; Plug, I; Bailey, G; Charles, R; Esterhuysen, A; Thorp, JL; Parker, A; Woodborne, SDate:Mar 2011The activities of hunter-gatherers are often captured in rockshelters, but here the authors present a study of a riverside settlement outside one, with a rich sequence from 1300 BC to AD 800. Thanks to frequent flooding, periods of occupation ...Read more
Author:Malherbe, Johan; Landman, WA; Engelbrecht, FADate:Jun 2014The association between bi-decadal rainfall variability over southern Africa and the rainfall contributed by tropical cyclonic systems from the Southwest Indian Ocean (SWIO) provides a potential means towards understanding decadal-scale ...Read more
Author:Ndlovu, Z; Desai, D; Pandelani, Thanyani A; Ngwangwa, H; Nemavhola, FDate:Feb 2022This study assesses the modelling capabilities of four constitutive hyperelastic material models to fit the experimental data of the porcine sclera soft tissue. It further estimates the material parameters and discusses their applicability ...Read more