Author:Butgereit, L; Botha, Adèle; Boysen, VDate:Jun 2015Mathematics look different on a small 3-inch screen of an inexpensive cell phone when compared to a 3-meter whiteboard in a mathematics classroom. Dr Math uses cell phone or mobile data "chat" technologies to assist primary and secondary ...Read more
Author:Leenen, L; Terlunen, A; Le Roux, HDate:2012In this chapter the authors present an algorithm to solve the Dynamic Military Unit Path Finding Problem (DMUPFP) which is based on Stentz’s well-known D* algorithm to solve dynamic path finding problems. The Military Unit Path Finding Problem ...Read more
Author:Somerset, V; Silwana, B; Van der Horst, C; Iwuoha, EDate:May 2014A modified carbon paste electrodes (MCPE) have been prepared in this study as an alternative “mercury-free” electrochemical sensor for the determination of Pb(sup2+) and Cd(sup2+) metal ions in aqueous solutions. CPE containing a conducting ...Read more
Author:Van Niekerk, Lara; Adams, J; Taljaard, Susan; Lamberth, SDate:Jan 2021The Water Research Commission (WRC) has been a staunch and enduring funder of estuarine research in South Africa, with support ranging from identifying research gaps, to the development of dedicated research programs, student advancement, ...Read more
Author:Mutombo, K; Du Toit, MDate:Dec 2011Aluminium and its alloys are widely used as engineering materials on account of their low density, high strength-to-weight ratios, excellent formability and good corrosion resistance in many environments. Pure aluminium has a density of only ...Read more
Author:Dumani, Nozonke; Mapiravana, JosephDate:Jan 2024The manufacturing of cement contributes to approximately 5-7% of global anthropogenic carbon dioxide emissions, necessitating the need for reducing the environmental impact. Limestone Calcined Clay Cement (LC3) has emerged as a promising ...Read more
Author:Le Roux, Alize; Cooper, Antony K; Ludick, Chantel J; Arnold, Kathryn A; Mans, Gerbrand GDate:Jun 2021This chapter presents the "COVID-19 Vulnerability Dashboard" for South Africa, developed by the CSIR for the National Disaster Management Centre (NDMC). It maps vulnerability to COVID-19 for the whole of South Africa, down to the level of the ...Read more
Author:Meissner, RichardDate:Dec 2014The application and applicability of the humanities and social sciences are not always visible in the practical world. This is especially the case in technology-dependent areas like the marine and maritime sectors. In these sectors, control, ...Read more
Author:Jovanovic, Nebojsa; Israel, SDate:Jan 2012The chapter is structured in three parts, namely: i) A theoretical overview of evapotranspiration processes, including the principle of atmospheric demand-soil water supply, ii) A review of methods and techniques to measure and estimate actual ...Read more
Author:Jonker Klunne, WDate:Jan 2015Large potential exists for small and micro hydropower in the southern African region, both for grid as well as off-grid applications. Within the region a good understanding exists on the potential for large scale hydro and a substantial number ...Read more
Author:Veerasamy, NamoshaDate:Sep 2020Technological advancements continue to progress and so too grows the prospect of cyberterrorism. Hacking tools are growing in sophistication, and agitated terrorist groups may look for an innovative outlet for their political, religious or ...Read more
Author:Machaka, P; Nelwamondo, Fulufhelo VDate:Aug 2016This chapter reviews the evolution of the traditional internet into the Internet of Things (IoT). The characteristics and application of the IoT are also reviewed, together with its security concerns in terms of distributed denial of service ...Read more
Author:Cull, T; Vincent, K; Davis, C; Archer, Emma RMDate:Nov 2011This chapter is concerned with how we can respond to climate change in order to reduce its adverse impacts. Following international practice, these responses can broadly be grouped into mitigation (reduction in the causes of climate change) ...Read more
Author:Van den Bergh, FransDate:Mar 2018The slanted-edge method of spatial frequency response (SFR) measurement is usually applied to grayscale images under the assumption that any distortion of the expected straight edge is negligible. By decoupling the edge orientation and position ...Read more
Author:Jonker Klunne, WDate:Jan 2013Worldwide increasing attention to energy consumption and associated environmental impacts thereof has resulted in a critical attitude towards energy usage of building. Increasing costs of energy and dependence on energy service providers add ...Read more
Author:Motlogeloa, O; Fitchett, JM; Sweijd, Neville ADate:Jan 2023The acute respiratory infectious disease season, or colloquially the “flu season”, is defined as the annually recurring period characterized by the prevalence of an outbreak of acute respiratory infectious diseases. It has been widely agreed ...Read more
Author:Masukume, Mike; Onyango, MS; Maree, JPDate:Sep 2017This chapter reports on the possibility of recovering valuable products (such as drinking water, metals, electricity, pigments and sulphur) from acid mine drainage (AMD) in South Africa. A lot of effort has been put into AMD remediation using ...Read more