Author:Wasonga, F; Olwal, TO; Abu-Mahfouz, Adnan MIDate:Nov 2019Cognitive radio employs an opportunistic spectrum access approach to ensure efficient utilization of the available spectrum by secondary users (SUs). To allow SUs to access the spectrum opportunistically, the spectrum sensing process must be ...Read more
Author:Roberts, David P; Roberts, MKC; Acheampong, EDate:Mar 2002The aim of this project was to determine whether the introduction of short bolts into a stope hangingwall would increase the stability of the hangingwall beam. A simple physical 1/10th hangingwall model was constructed out of concrete, with ...Read more
Author:Oelofse, Suzanna HHDate:May 2009This document focuses on the improved waste management services and the Waste Act 59 of 2008. It provide in formation on the Integrated Waste Management Plans, technical capacity – infrastructure, the backlog in adequate service provision, ...Read more
Author:Mabhali, Luyolo AB; Pityana, Sisa L; Sacks, NDate:Jul 2010Aluminium is vastly used in industry due to its low cost, light weight and excellent workability, but lacks in wear resistance and hardness. Laser alloying is used to improve the surface properties such as hardness by modifying the composition ...Read more
Author:Sariket, D; Shyama, IS; Hajra, P; Mandal, H; Bera, A; Maity, Arjun; Bhattacharya, CDate:Jan 2018The present paper describes photocatalytically active In2O3 thin films developed using a direct drop-cast method on F-doped tin oxide (FTO) coated glass substrates using 10 mM In(NO3)3 dissolved in ethylene glycol containing 0–0.0125 M Triton-X ...Read more
Author:Rathogwa, MashuduDate:Jul 2023The Minibus Taxi Industry is plagued with violence, un-roadworthy and unsafe vehicles. Although the government has made numerous efforts to formalize and regulate the sector, the industry remains unregulated and unofficial. As the industry ...Read more
Author:Steyn, J; Naidoo, Kuben; Land, KJDate:Jan 2007Surface finish is an important requirement for tool and die makers and remains a challenge with conventional machining technologies. Nd: YAG lasers have been utilised for many years in the area of laser marking, engraving and micro machining. ...Read more
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