Author:Mabhali, Luyolo AB; Pityana, Sisa L; Sacks, NDate:May 2011Aluminium is widely used in industry due to its low cost, light weight and excellent workability, but is lacking in wear resistance and hardness. Laser alloying is used to improve the surface properties, such as hardness, by modifying the ...Read more
Author:Hagan, TO; Milev, A; Spottiswoode, SM; Vakalisa, B; Reddy, NDate:Dec 1998The objective of this investigation is to improve worker safety through a better understanding of mine excavation response to rockbursts. The improved understanding should lead to improved mine layout and support design. The project is ...Read more
Author:Durrheim, RJ; Milev, AM; Spottiswoode, SM; Vakalisa, BDate:Dec 1997Rockbursts are a major hazard in South African deep-level gold mines. The severity of damage due to a seismic event often varies greatly over small distances. The goal of this project is to discover the reasons for this variation in the ...Read more
Author:Hagan, TO; Milev, AM; Spottiswoode, SM; Vakalisa, B; Reddy, NDate:Dec 1998The objective of this investigation is to improve worker safety through a better
understanding of mine excavation response to rockbursts. The improved understanding should lead to improved mine layout and support design. The project
is a ...Read more
Author:Savill, T; Stone, J; Venter, C; Maunder, DDate:Jun 2003Improving access and mobility of people with disabilities is an essential component of the alleviation of poverty in developing countries. Disabled people are among the most socially excluded members of society and poorly designed and ...Read more
Author:Nhemachena, C; Chakwizira, J; Dube, S; Mokonyama, Mathetha TDate:Jul 2011This study focused on the potential application of low-cost, integrated mobility and access technology interventions as key elements for improving socio-economic conditions and spatial livelihoods in rural areas. A feasibility was conducted ...Read more
Author:Humbert, U; Wessels, GJC; Smit, Jacoba E; Ubbink, ODate:Jan 2014Climate change poses environmental risks which can negatively affect livestock production. To circumvent this, it is possible to move livestock into environmentally controlled animal housings. In South Africa, this is practiced in the broiler ...Read more
Author:De Saxe, CDate:Oct 2012In this presentation, the author discusses aspects of his MSc research, including outlining the development and application of a low-speed vehicle manoeuvrability model and presenting the PBS assessment results for one particular car-carrier design.Read more
Author:Mashiri, M; Zukulu, R; Buiten, DDate:Jul 2005Children and youths under the age of eighteen have received remarkably little attention in transport and mobility studies in low income countries, apart from limited work on road safety. This is an extremely important omission given that over ...Read more
Author:Debba, PraveshDate:Jul 2009This presentation to the SASA Eastern Cape Chapter at Rhodes University studies the variability within a species class and the variability between the species classes of seven spectrally similar tree species and presents ways in which the ...Read more
Author:Coleman, A; Herselman, Martha E; Coleman, MDate:Oct 2012This paper investigated how doctors in remote rural hospitals in South Africa use computer-mediated tool to communicate with experienced and specialist doctors for professional advice to improve on their clinical practices. A case study ...Read more
Author:Roux, DJ; Ashton, PJ; Nel, JL; Mackay, HMDate:2008To achieve effective conservation of freshwater ecosystems, close coordination and cooperation is required among sectors responsible for protection and management of water resources, biodiversity conservation, land-use management (including ...Read more
Author:Cho, Moses A; Debba, Pravesh; Mathieu, Renaud SA; Naidoo, Laven; Van Aardt, J; Asner, GDate:Nov 2010Differences in within-species phenology and structure are controlled by genetic variation, as well as topography, edaphic properties, and climatic variables across the landscape and present important challenges to species differentiation with ...Read more
Author:Salmon, BP; Kleynhans, Waldo; Olivier, JC; Schwegmann, Colin PDate:Jul 2017The well-being of the environment is one of the major factors that contributes to sustainability. Sustainable human settlements require local governance to plan, implement, develop, and manage human settlements expansions. This is important ...Read more
Author:Wall, K; Bhagwan, J; Ive, O; White, MDate:Sep 2010Some areas of the developing world have seen an increasingly poor and often unacceptable quality of water and sanitation service. The reason for this is invariably inadequate arrangements and incentives for operation and maintenance (O&M) -- ...Read more
Author:Nordengen, Paul A; de Saxe, Christopher C; Berman, Robert J; Steenkamp, Anton J; Deiss, JDate:Apr 2018As part of a performance-based standards (PBS) research programme for heavy vehicles in South Africa, a need was identified to design and operate a number of PBS demonstration vehicles in a pilot project. The purpose of the project is to gain ...Read more
Author:Nxumalo, M; Nordengen, Paul ADate:Oct 2010There is compelling evidence that a significant factor contributing to the poor condition of much of Africa's rural road network is inadequate human resource capacity. This shortage of professional skills in road engineering inhibits proper ...Read more
Author:Smith, C; Meintjes, J; Aguado, RDate:Jan 2013As the Software Defined Radio (SDR) terminals evolve the complexity of these terminals and the waveforms they host get more and more complicated. The network capabilities and the new features introduced in such terminals (as SNMP) shorten the ...Read more
Author:Kleynhans, W; Olivier JC; Wessels, Konrad J; Van Den Bergh F; Salmon BP; Steenkamp Karen CDate:15 Dec 2009It is proposed that the NDVI time-series derived from MODIS satellite data can be modelled as a triply (mean, phase and amplitude) modulated cosine function. Secondly, a non-linear Extended Kalman Filter is developed to estimate the parameters ...Read more
Author:Naidoo, Kersch; Moolman, FSDate:Nov 2008This poster covers the development of a technology towards a novel bioartificial liver support system (BALSS) that is capable of providing liver functions, in patients with acute liver failure, while housed outside the body (extra corporeal). ...Read more