Author:Venter, Karien; Mokonyama, Mathetha T; Letebele, M; Dube, S; Masondo, NDate:Jul 2013The qualitative investigation into factors facilitating modal shift formed part of a larger research study that was conducted by the CSIR for the National Department of Transport. The aim of the study was to understand the factors that are ...Read more
Author:James, S; Konidaris, G; Rosman, Benjamin SDate:Feb 2017Monte Carlo Tree Search (MCTS) is a family of directed search algorithms that has gained widespread attention in recent years. Despite the vast amount of research into MCTS, the effect of modifications on the algorithm, as well as the manner ...Read more
Author:Shatalov, MY; Every, AG; Yenwong-Fai, ASDate:2009A study concerning the propagation of free non-axisymmetric waves in a homogeneous piezoelectric cylinder of transversely isotropic material with axial polarization is carried out on the basis of the linear theory of elasticity and linear ...Read more
Author:Manuel, M; Isong, B; Esiefarienrhe, M; Abu-Mahfouz, Adnan MIDate:Oct 2018Wireless Sensor Networks (WSNs) are network paradigm that are constrained by several challenges such as management of the network, energy consumption, data processing, quality of services (QoS) provisioning, and security. Software-Defined ...Read more
Author:Kershaw, JRDate:1976The oils from dynamic and static hydrogenation, supercritical gas extraction and soxhlet extraction were separated into a number of fractions by absorption chromatography on silica-gel. The fractions from this chromatographic separation were ...Read more
Author:Von Maltitz, Graham P; Haywood, Lorren K; Mapako, M; Brent, ADate:Jun 2009The world’s population consumes more oil than any other single energy source, including coal, natural gas, nuclear, hydro and renewables (EIA 2005). By 2030, global demand for oil is expected to have increased by 50 per cent (IEA 2008:116). ...Read more
Author:Theron, AK; Rossouw, MDate:Nov 2008The aim of this paper is to consider physical coastal zone impacts due to expected climate change in the Namibia, South Africa and Mozambique coastal region, and to provide some mitigating response options. The primary effects of climate ...Read more
Author:Savage, WHDDate:1972In Bulletin No 76, which gave average data for 1971, it was mentioned that Enyati and Vaalbank collieries ceased production during that year.Read more
Author:Klein, Peter; Roos, TH; Sheer, JDate:Aug 2014Ceramic heat regenerators are suited to providing thermal storage for concentrating solar power stations based on a recuperated gas turbine cycle. Randomly packed beds of spheres and saddles; honeycombs and checker bricks were identified as ...Read more
Author:Cichowicz, ADate:Jan 1994This report discusses the assessment of safety risk and the analysis of Falls Of Ground (FOG) in mines due to seismic events and mining layout during the period of 1991-1992 on a single mine. The multivariate analysis was used to obtain a ...Read more
Author:Salami, O; Bagula, A; Chan, HADate:Jul 2009In order to link a source-destination node pair in inter-working multi-hop wireless networks, links or routes must first be available. It is only after establishing the availability of links and routes between nodes that factors which affect ...Read more
Author:Mathebula, M; Isong, B; Gasela, N; Abu-Mahfouz, Adnan MIDate:Jun 2019In recent years, wireless sensor networks (WSNs) and software defined networks (SDN) have witnessed overwhelming research interests in both industry and the academia. Most of these researches have been devoted to address several security ...Read more
Author:Lombardi, G; Morelli, Mauro FDate:May 1995The effects of the walls of a test section on a model in transonic flow were investigated by using the AGARD Calibration Model B. Tests were carried out in a closed-circuit pressurized tunnel, with a confined square test section of 1.5 m ...Read more
Author:Marumbwa, FM; Cho, Moses A; Chirwa, PWDate:Dec 2019Southern African biomes experience significant changes in the distribution of rainfall that are linked to El Niño–Southern Oscillation. As such, an understanding of the spatio-temporal rainfall trends is key in predicting rainfall patterns ...Read more
Author:Spark, A; Govender, M; Bush, TDLDate:Dec 2006The authors aim to develop a quick and accurate method to measure S/G ratio, characterise and identify the acidolysis products and validate the new S/G ratio method. Experiments and results are shownRead more
Author:Machaka, Ronald; Chikwanda, HKDate:May 2015A brief background to compaction equations and their application to titanium powder is presented. The behavior and mechanisms of densification in selected titanium powders is critically analyzed by means of a comprehensive inter-model comparison ...Read more
Author:Machio, Christopher N; Machaka, Ronald; Shabalala, T; Chikwanda, HKDate:Jul 2015The paper captures the effect of structure and the applicability of compaction models using the cold compaction of a TiH2-SS316L composite powder prepared by high energy mechanical milling. The composite blend was cold pressed uniaxially to ...Read more
Author:Broich, R; Grobler, HDate:May 2012In an attempt to find an optimal processing architecture for radar signal processing applications, the different algorithms that are typically used in a pulse-Doppler radar signal processor are investigated. Radar algorithms are broken down ...Read more
Author:Krauklis, HDate:Aug 1985The study revealed that the structure of the South African air transport industry is unbalanced. While SAA minimizes logistics problems for the airline and offer passengers the comfort of jet travel by standardizing its fleet to two aircraft ...Read more