Author:Walters, MicheleDate:Jun 2011A preserved plant specimen is a dried and mounted or pickled voucher that is the botanical world's equivalent to the zoologist's stuffed animals, skins or insect collections that are kept in natural history museums. Plant specimens are housed ...Read more
Author:Rösner, S; Giesselmann, UC; Meyer, J; Schwager, M; Wiegand, T; Lück-Vogel, Melanie; Brandl, RDate:2010The spatial distribution of suitable nest sites is a limiting resource for many colonial breeding animals. Therefore, we investigated and mapped the spatial distribution of nests of Sociable Weaver (Philetairus socius) to evaluate whether the ...Read more
Author:Baumbach, JDate:Jul 2012Camouflage, the art of going (as long as possible) undetected by an observer, has changed over the last decade to become a discipline with a more scientific and analytical foundation. Design of a camouflage system needs to consider the ...Read more
Author:Weiss, M; Botha, Adèle; Herselman, Martha EDate:Jan 2019mHealth solutions, in resource constrained public healthcare settings, are often an extension of the reach of the government health system. As such, mHealth is subjected to demands resulting from not only restrictions due to constrained health ...Read more
Author:Naidoo, SashaDate:Oct 2017Forests in southern Africa are critically important for sustainable livelihoods and ecosystems but are vulnerable to changes in climate, most important being accumulated temperature and moisture deficit, as well as to other external stressors, ...Read more
Author:Grant, T; Burke, Ivan D; Van Heerden, Renier PDate:Oct 2015Based on the idea that offensive cyber operations should be studied and merge from the darkness in which they typically hide, Grant and his colleagues embarked on a research program to explore the potential answers to the question, " What ...Read more
Author:Haelterman, R; Bogaers, Alfred EJ; Degroote, JDate:Feb 2018In many cases, different physical systems interact, which translates to coupled mathematical models. We only focus on methods to solve (strongly) coupled problems with a partitioned approach, i.e. where each of the physical problems is solved ...Read more
Author:Ojijo, Vincent O; Kesavan Pillai, SreejaraniDate:2020Solid-state shear pulverization (SSSP) is a relatively new high-pressure and shear deformation technique, which relies on mechanochemical reactions between polymer chains in solid state. One of it applications is in the compatibilization of ...Read more
Author:Slinger, J; Taljaard, Susan; D'Hont, FDate:Feb 2020The transdisciplinary research synthesised in this book represents an endeavour by a group of coastal researchers and policy analysts to learn from a cross-comparison of seven international case studies on tidal inlet or estuary mouth management ...Read more
Author:Paul, V; John, Maya JDate:Apr 2018There is an increasing urgency worldwide to develop bio-based products that can ease the widespread dependence on fossil fuels. The use of natural fibers and natural bio-based resin systems for the production of biocomposites has been pursued ...Read more
Author:Fatoba, OS; Farotade, GA; Popoola, API; Pityana, Sisa LDate:Apr 2016Laser alloying is a material processing method which utilizes the high power density available from defocused laser beam to melt both metal coatings and a part of the underlying substrate. Since melting occur solitary at the surface, large ...Read more
Author:Patanaik, A; Anandjiwala, RDate:Jul 2011This chapter deals with the application of computational fluid dynamics (CFD) modeling in reducing yarn hairiness during the ring spinning process and thereby “engineering” yarn with desired properties. Hairiness significantly affects the ...Read more
Author:Godfrey, Linda KDate:Jun 2018This final chapter brings together the key messages that have emerged from the preceding chapters of the Africa Waste Management Outlook. These messages provide the basis for a set of recommendations on what needs to be done to address the ...Read more
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