Author:Ray, Suprakas SDate:2013Much research and development effort has emerged in addressing hybrid organic-inorganic systems; particular attention has been given to those systems in which nanofillers are dispersed in polymer matrices. This class of materials called polymer ...Read more
Author:Engelbrecht, AD; North, Brian C; Hadley, TDDate:Nov 2008Electricity demand in South Africa is increasing at a rate of 1000 MW per year. Whilst there is increasing pressure to adopt non-fossil fuel electricity generating technologies, the abundant reserves and low cost of coal make it the preferred ...Read more
Author:Engelbrecht, AD; North, Brian C; Hadley, TDDate:Nov 2008Electricity demand in South Africa is increasing at a rate of 1000 MW per year. Whilst there is increasing pressure to adopt non-fossil fuel electricity generating technologies, the abundant reserves and low cost of coal make it the preferred ...Read more
Author:Aldrich, De V; Kruger, PJDate:Nov 1972The influence of gauge setting and gill-feed on the efficiency with which the rectilinear comb removes impurities was investigated.Read more
Author:Aldrich, De V; Kruger, PJDate:Dec 1972The influence of the gap between pins, percentage void, pin and pin thickness on the combing performance of comb was investigated.Read more
Author:Marais, R; Van Wilgen, BW; Stevens, DDate:Jan 2004This paper provides estimates of the costs of clearing important species of invasive alien plants, as well as of progress made with clearing, based on data from a recently developed GIS-based project information system. Before the deployment ...Read more
Author:Kunert, HW; Machatine, AGJ; Niyongabo, P; Govender, M; Mwakikunga, Bonex WDate:Oct 2012Scattering matrix for two phonon processes at k = 0 in Si and Ge of O(sup7)(subh) symmetry is given. Also diagonalization of spin-orbit interaction Hamiltonian has been computed by means of Clebsh-Gordan coefficients. The authors have concluded ...Read more
Author:Smuts, H; Kotzé, PaulaDate:Aug 2015High levels of shared knowledge can positively influence outsourcing performance and the combination of processes designed to transfer explicit and tacit knowledge, has the most influence on the level of shared knowledge. Some organisations ...Read more
Author:Smuts, H; Kotzé, PaulaDate:Aug 2015High levels of shared knowledge can positively influence outsourcing performance and the combination of processes designed to transfer explicit and tacit knowledge, has the most influence on the level of shared knowledge. Some organisations ...Read more
Author:Archibald, S; Nickless, A; Govender, Nicolin; Scholes, RJ; Lehsten, VDate:Nov 2010This study investigates inter-annual variability in burnt area in southern Africa and the extent to which climate is responsible for this variation. We compare data from long-term field sites across the region with remotely sensed burnt area ...Read more
Author:Scholes, RJ; Noble, IRDate:02 Nov 2001The terrestrial biosphere currently absorbs about a quarter of the anthropogenic carbon emissions. Can this carbon sink help to mitigate climate change? In their Perspective, the authors argue that the world will not be worse off for having ...Read more
Author:Mambo, Julia; Murambadoro, Miriam DDate:Mar 2018The climate change response policy gives the mandate to all municipalities and other levels of government to develop and implement climate chnage adaptation response. The availability of appropriate information is essential for this process ...Read more
Author:Musvoto, Constansia DDate:Jun 2018South Africa has adopted a sustainable development path and this is guided by several country level strategies and the global Sustainable Development Goals (SDGs). Agriculture is central to South Africa's sustainable development, with small ...Read more
Author:Maritz, Johan; Arnold, Kathryn A; Roux, Michael P; Le Roux, Alize; Verhaeghe, Benoit MJADate:Oct 2019Roads play a vital role in strengthening the socio-economic development of regions in sub-Saharan Africa by providing local communities with critical connections between essential market points, service towns and infrastructure. To enhance ...Read more
Author:Todorovic, M; Jovanovic, NebojsaDate:Apr 2020Weather represents day-to-day atmospheric condition (e.g. air temperature, pressure, humidity, precipitation, sunshine hours, cloud cover, wind direction and speed, etc.) over a short term at a given place and time. Climate is defined as the ...Read more
Author:Archer, Emma RM; Tadross, MADate:2009Despite significant attention paid to desertification and climate change in the last few decades, interactions between the phenomena, as well as implications thereof, have received less of a focus. Such a trend is particularly marked in the ...Read more
Author:Wright, C; Thambiran, Tirusha; Matooane, M; Engelbrecht, F; Bopape, Mary-Jane M; Olwach, JDate:Jul 2011In South Africa, the most commonly talked-about climate change-related human health risk is a changing pattern in the distribution and severity of malaria. However, there are three other important issues that also deserve some attention if ...Read more