Author:John, J; Das, SonaliDate:Mar 2012In this study, the relationship between certain household traits and specific environmental health outcome variables was explored in a low-income community from a peri-urban settlement in eMbalenhle, South Africa, with the aim of locating ...Read more
Author:Mpalane, Kealeboga; Gasela, N; Esiefarienrhe, BM; Tsague, HDDate:Sep 2016A wide variety of cryptographic embedded devices including smartcards, ASICs and FPGAs must be secure against breaking in. However, these devices are vulnerable to side channel attacks. A side channel attack uses physical attributes such as ...Read more
Author:Van Niekerk, Lara; Lamberth, SJ; James, NC; Taljaard, Susan; Adams, JB; Theron, AK; Krug, MDate:Aug 2022This review evaluates the vulnerability of South African estuaries to Climate Change in a data-limited environment. The regional-scale assessment is based on physical characteristics and predicted/measured changes in the abiotic drivers and ...Read more
Author:Viljoen, NM; Joubert, JWDate:Nov 2016Using complex network theory to describe the relational geography of maritime networks has provided great insights regarding their hierarchy and evolution over the past two decades. Unlike applications in other transport fields, notably air ...Read more
Author:Matooane, M; John, J; Oosthuizen, RDate:30 Aug 2010This presentation does a vulnerability assessment regarding air pollution. It investigates the topic by providing a scope of the issue, discussing the approach that was used, assessing vulnerability and communicating outcomes, and looking at ...Read more
Author:John, J; Matooane, M; Oosthuizen, R; Wright, CDate:Nov 2008The Environmental Health Research Group has, amongst other interests, a specific focus on understanding and addressing vulnerability of communities to environmental pollution. No appropriate tools to determine vulnerability to environmental ...Read more
Author:Wall, K; Watermeyer, R; Pirie, GDate:Sep 2012Supply chain management (SCM) regulations for public sector procurement of goods and services have greatly improved the transparency of procurement procedures, increased the opportunities for alternative suppliers, and reduced the potential ...Read more
Author:Wall, K; Watermeyer, R; Pirie, GDate:Sep 2013SUPPLY CHAIN management (SCM) regulations for public sector procurement of goods and services have greatly improved the transparency of procurement procedures, increased the opportunities for alternative suppliers and reduced the potential ...Read more
Author:Schutte, PCDate:Jun 2009There have been several high-profile accidents in industry where fatigue was identified as either causal or contributory. The risk of fatigue is inherent in any worktime arrangement involving shift work, long hours of work, irregular hours, ...Read more
Author:Labuschagne, FJJ; Ribbens, HDate:Jul 2014In South Africa, the integration of Non-Motorised Transport (NMT) facilities into spatial development and the streetscape has not yet received sufficient attention by the different spheres of government and their implementation agencies. ...Read more
Author:Nortje, Karen; Funke, Nicola S; Jacobs-Mata, Inga M; Steyn, Maronel; Claassen, MariusDate:Jan 2011LiveDiverse is a multi-year, multi-country collaborative research project that focuses on the interface between livelihoods and biodiversity of people in rural communities who live in or in the vicinity of a biodiversity ‘hotspot’. Five ...Read more
Author:Baloyi, J; Bello-Ochende, T; Meyer, JPDate:Jul 2016In the study the comparison of irreversibilities was done when the wall condition of the combustor was changed from adiabatic to negative heat flux, for incoming air temperature of 400 K. The reactant mixture of solid pitch pine wood fuel and ...Read more
Author:Skosana, PJ; Van Vuuren, DS; Heydenrych, MDDate:Oct 2014One of the advantages of bubble columns is high heat transfer rates. High heat transfer is important in reactors when high thermal duties are required. An appropriate measurement of heat transfer coefficient is of primary importance for ...Read more
Author:Pratt, Lawrence EDate:Dec 2019Under-performance of a solar PV plant can have a negative impact on the financial returns for investors, owners, and insurers. The factors contributing to under-performance fall into four categories: overly optimistic prediction models, ...Read more
Author:Ribbens, H; Pillay, SDate:Jul 2008The current road safety situation in the City of Johannesburg is a major concern to the city authority. More than 120 000 road accidents (on average about 330 accidents per day) occur every year leading to about 600 fatal and 16 000 injury ...Read more
Author:Gxowa, Zizo; Chown, LH; Govender, GonasagrenDate:Oct 2017This work evaluates the effect of warm temperature (170-280°C) uniaxial compression on the deformation behaviour of SiC reinforced Metal Matrix Composites (MMCs). Green and sintered compacts (d=8mm, h=12mm) were produced by blending 2124-Al ...Read more
Author:La Grange, CC; Wolmarans, JJDate:1950According to information given by the Manager at navigation Colliery in May 1950, the mining height in the No. 5 seam is about 6 feet at the top of this consist of inferior material and is loaded into separate, specially marked tubs underground ...Read more
Author:La Grange, CC; Wolmarans, JJDate:1950A bulk face sample (no. T124) of approximately 1 ton was taken on 12/4/1950 from the No. 5 seam, South African Witbank colliery at a point about 70 east of a point 100 south of peg 104. The seam here was about 69'' thick.Read more
Author:La Grange, CC; Wolmarans, JJDate:1950This report details how coal from the No. 5 seam in the Witbank colliery was tested for washability and related characteristics.Read more