Author:Duncker, Louiza C; Wilkinson, MDate:Nov 2014Sustainable development, which encompasses sustainable sanitation, is defined as development that is appropriate, has the specific objectives of accelerated growth, targeted interventions and community mobilisation to eradicate poverty and ...Read more
Author:Tlotleng, Monnamme; Akinlabi, ET; Shukla, M; Pityana, Sisa LDate:Feb 2014Laser assisted cold spraying (LACS) process is a hybrid technique that uses laser and cold spray to deposit solid powders on metal substrates. For bonding to occur, the particle velocities must be supersonic which are achieved by entraining ...Read more
Author:Bandyopadhyay, J; Ray, Suprakas SDate:Jul 2017In 1989, a report from the Toyota Central Research and Development Laboratory on the synthesis of nanoclay-containing polymide nanocomposites using in situ polymerization opened a new era for polymer nanocomposites (PNCs). PNCs provide several ...Read more
Author:Dlungwana, Wilkin S; Mapiravana, Joseph; Ampofo-Anti, Naa Lamkai; Dumani, NozonkeDate:Dec 2017The building sector represented the largest uptake globally of natural fibre reinforced
composites (NFRCs)1 in 2005 (Sharma et al, 2007). As the sector which consumes
about 50% of all raw materials extracted from the Earth’s crust annually ...Read more
Author:Masango, Mfundo G; Mouton, Francois; Antony, Palesa; Mangoale, Bokang CDate:Mar 2018Websites have become a form of information distribution; usage of websites has seen a significant rise in the amount of information circulated on the Internet. Some businesses have created websites that display services the business renders ...Read more
Author:Conradie, Dirk CUDate:Jan 2013Previous chapters, Maximising the Sun (Conradie, 2011) and SA Climate Zones and Weather Files (Conradie, 2012), gave an introduction of the current South African climatic characteristics. This chapter explores appropriate passive design ...Read more
Author:Yonli, AH; Godfrey, Linda KDate:Jun 2018Many proven alternative waste treatment technologies (to landfilling) are available worldwide. However, not all of these are appropriate or economically viable (at least in the short-term) for implementation in Africa. This chapter explores ...Read more
Author:Crichton, R; Moodley, D; Pillay, A; Gakuba, R; Seebregts, CJDate:Jun 2013Rwanda, one of the smallest and most densely populated countries in Africa, has made rapid and substantial progress towards designing and deploying a national health information system. One of the more challenging aspects of the system is the ...Read more
Author:Van Wilgen, B; Impson, NDDate:2011South Africa has abundant biodiversity, but also many invasive alien species, especially plants and fish, that can transform ecosystems. Invading alien trees and shrubs impact on fynbos and threaten up to a quarter of the nation's plant ...Read more
Author:Gush, Mark BDate:2010This chapter provides a methodology for assessing the hydrological impacts of tree-based bioenergy feedstock. Based on experience gained in South Africa, it discusses the tasks required to reach an understanding of the likely water resource ...Read more
Author:Cooper, Antony K; Coetzee, S; Kourie, DGDate:Apr 2012User-generated content (UGC) in general, and volunteered geographical information (VGI) in particular, are becoming more important as sources for official data bases, such as those used in national spatial data infrastructures (SDIs). Discovering ...Read more
Author:Candy, LP; Lasenby, JDate:2011Several applications require the tracking of attitude and position of a body based on velocity data. It is tempting to use direction cosine matrices (DCM), for example, to track attitude based on angular velocity data, and to integrate the ...Read more
Author:Osibanjo, O; Godfrey, Linda KDate:Jun 2018The Africa WMO provides the first comprehensive analysis of waste management on the African continent. It forms part of a series of regional waste management outlooks prepared by the United Nations Environment Programme (UNEP). These regional ...Read more
Author:Steyn, Maronel; Oberholster, PJDate:Dec 2021Sustainable development and the global move towards a more circular use of resources, where waste is reduced and resources are recycled, have caused a paradigm shift within the scientific community with regards to wastewater solutions. Nutrient ...Read more
Author:Matsebe, O; Namoshe, M; Tlale, NDate:2010The goal of the chapter is to provide an opportunity for researchers who are new to, or interested in, this exciting area of research with the basics, background information, major issues, and the state-of-the-art as well as future challenges ...Read more
Author:Booth, R; Meyer, TDate:Jul 2012In 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:Maree, GA; Roux, DJ; Marais, Mario ADate:Feb 2006The South African Council for Scientific and Industrial Research (CSIR) was founded in 1945 and knowledge has always been a core asset of the organisation and is a direct determinant of the organisation’s relevance. Strategic management of ...Read more
Author:Andrew, JE; Johakimu, Jonas K; Lekha, P; Gibril, ME; Sithole, Bishop BDate:2018As part of a broader objective to extract cellulose from sawdust waste material for the production of nano-crystalline cellulose, conventional industrially available processes such as the Kraft and pre-hydrolysis Kraft (PHK) processes were ...Read more
Author:Rust, C; Smit, Michelle A; Schoeman, DDate:Oct 2020The use of a hybrid photovoltaic (PV) and thermal storage system in houses was discussed by Huang et al. (2019). They found that the dual storage system utilising both batteries and a hot water thermal storage system is effective when partially ...Read more