Author:Rivers-Moore, NA; Goodman, PS; Nel, JLDate:Jan 2011River systems have strong linear linkages and require innovative solutions to capture these linkages from aquatic conservation planners. The authors applied an approach to freshwater conservation planning to freshwater ecosystems of KwaZulu-Natal ...Read more
Author:Butgereit, LL; Botha, RADate:Sep 2010Scalability is a critical characteristic for successful software solutions - especially networked software and social software. Scalability can be defined as how well the software platform which provided help to primary and secondary school ...Read more
Author:Mostert, FJ; Olivier, MariusDate:Oct 2011It is well known that an intense flash of light is emitted when an explosive charge is detonated. The light emission continues well beyond the actual detonation process due to shock excitation of the air molecules around the charge, as well ...Read more
Author:Berndt, Joshua; Fischer, Bernd; Britz, ArinaDate:Oct 2018Semi-structured data sets such as product reviews or event log data are simultaneously becoming more widely used and growing ever larger. This paper describes ConceptCloud, a flexible interactive browser for semi-structured datasets, with a ...Read more
Author:Popp, A; Lück-Vogel, Melanie; Blaum, N; Jeltsch, FDate:Nov 2009In this study, the authors present a stochastic landscape modeling approach that has the power to transfer and integrate existing information on vegetation dynamics and hydrological processes from the small scale to the landscape scale. To ...Read more
Author:Roro, Kittessa T; Mwakikunga, Bonex W; Tile, N; Forbes, ADate:Dec 2011Owing to their unique electronic and optical properties, nanocomposite thin films are widely used for converting solar radiation therapy into other conventional energy forms, such as heat and electricity. Carbon nanotube-based composites which ...Read more
Author:Loveday, Philip W; Long, Craig SDate:Apr 2012Guided wave based inspection and monitoring systems for railway tracks operate at frequencies where as many as 40 modes of propagation may exist. During the development of such systems it is advantageous to be able to measure the amplitude ...Read more
Author:Aramide, B; Jamiru, T; Pityana, Sisa L; Sadiku, R; Popoola, PDate:Apr 2022The poor tribological property and the high susceptibility of steel material used in mining and tillage tools to wear and corrosion attack during mining and tillage operations have brought about the need to enhance its property. Hence, this ...Read more
Author:Mahamood, RM; Akinlabi, ET; Shukla, M; Pityana, Sisa LDate:Sep 2013Ti6Al4V is the most widely used titanium alloy in the aerospace industry because of its excellent properties. However, the wear resistance behaviour of this material is not very impressive and surface damage occurs in applications involving ...Read more
Author:Shatalov, MY; Fedotov, I; Joubert, SDate:May 2006It is known that vibrating patterns of an isotropic cylinder, subjected to inertial rotation over the symmetry axis, precess in the direction of rotation with a different angular rate. The proportionality coefficient, or the so-called Bryan ...Read more
Author:Kunert, HW; Machatine, AGJ; Niyongabo, P; Govender, M; Mwakikunga, Bonex WDate:Aug 2012The selection rules (SR’s) for the Kronecker product (KP) of Si and Ge irreducible representations (irreps) are required to determine the intervalley scattering processes. The SR’s for transitions between the lowest conduction band minima at ...Read more
Author:Harmse, HF; Britz, K; Gerber, A; Moodley, DDate:Sep 2014One of the challenges in the Software Development Life Cycle (SDLC) is to ensure that the requirements that drive the development of a software system are correct. However, establishing unambiguous and error-free requirements is not a trivial ...Read more
Author:Ojoyia, M; Mutanga, O; Mwenge Kahinda, Jean-Marc; Odindi, J; Abdel-Rahman, EMDate:Jan 2017Climate variability and change continue to be a threat to Africa’s agro-ecosystems. This is anticipated to have a multitude of immediate and long-term impacts on sub-Saharan Africa’s natural resources of the present study attempts to establish ...Read more
Author:Claassen, Marius; Funke, Nicola S; Nienaber, SDate:Jan 2013In 2008 the Water Research Commission initiated a project to develop ‘Water Sector Institutional Landscape in 2025 Scenarios’. The aim was to build knowledge about key drivers and uncertainties related to the future of the South African water ...Read more
Author:Funke, Nicola S; Claassen, Marius; Nienaber, SDate:Aug 2012The water sector in Southern Africa is uncertain and is changing constantly - there is biophysical uncertainty and the annual rainfall anomalies in Southern Africa between 1901 and 2009 make it difficult to plan. This uncertainty is exacerbated ...Read more
Author:Gibberd, Jeremy T; Mphutlane, LGDate:May 2007This paper describes the School Infrastructure Performance Indicator System (SIPIS) project which explores how an indicator system could be developed for school infrastructure in South Africa. It outlines the key challenges faced by the system ...Read more
Author:Gibberd, Jeremy TDate:Dec 2022With climate change, schools in hot and dry areas are increasingly experiencing water shortages. This can affect the health of students and teachers, disrupt education and in the worst case, lead to school closures. Rainwater harvesting can ...Read more
Author:Gouws, E; Williams, BGDate:Jun 2000This article deals with a review of the literature covering several aspects of HIV/AIDS and related disease in South Africa. These include social, behavioural, epidemiological, clinical and molecular studies. During the first period covered ...Read more