Author:Ziehn, T; Nickless, A; Rayner, PJ; Law, RM; Roff, G; Fraser, PDate:Sep 2014This paper describes the generation of optimal atmospheric measurement networks for determining carbon dioxide fluxes over Australia using inverse methods. A Lagrangian particle dispersion model is used in reverse mode together with a Bayesian ...Read more
Author:Tredoux, G; Cave, L; Engelbrecht, PDate:2004Groundwater pollution is a worldwide phenomenon with potentially disastrous consequences. Prevention of pollution is the ideal approach. However, in practice groundwater quality monitoring is the main tool for timely detection of pollutants ...Read more
Author:Rusinga, F; Taigbenu, AEDate:Jan 2005Judicious management of a groundwater system requires an understanding of its hydrogeology and response to various recharge and pumping stresses. However, in developing countries, groundwater resource evaluations are hampered by a lack of ...Read more
Author:Byaruhanga, YB; Bester, BH; Watson, TGDate:Jun 1999The growth and survival of B. cereus, a known pathogen commonly found in cereals, during lactic acid fermentation of mageu, a sour maize beverage, was studied. In the mageu base inoculated with both the starter culture and B. cereus, the ...Read more
Author:Oliphant, CJ; Arendse, CJ; Knoesen, D; Muller, TFG; Prins, S; Malgas, GFDate:May 2011The authors report on the growth kinetics of hydrogenated nanocrystalline silicon, with specific focus on the effects of the deposition time and hydrogen dilution on the nano-structural properties. The growth in the crystallite size, attributed ...Read more
Author:Mo, L; Zheng, HaitaoDate:Jun 2019In this work, we report the synthesis of TiO2 (core)/MnO2(shell) nanorods by a redox reaction and TiO2 nanorods generated in-site from H-titanate nanorods during hydrothermal process. The MnO2 nanoflakes were grown densely on TiO2 nanorods ...Read more
Author:Gouws, GJ; Muller, RJ; Bowden, RSDate:May 1993The suitability of various buffer layer structures on (100) GaAs for (CdHg)Te growth by organometallic vapour phase epitaxy (OMVPE) was investigated. The preferred epitaxial orientation of (100) GaAs/ (lll) CdTe was found to be unsuitable due ...Read more
Author:Komakech, C; Swain, T-L; Fossey, ADate:Sep 2013Eucalyptus grandis is predominantly cultivated in the humid, warmer temperate, subtropical regions in South Africa for pulp and paper production because of its rapid growth and desirable wood properties. With forestry expanding into mid-altitude ...Read more
Author:Han, G; Abu-Mahfouz, Adnan MI; Rodrigues, JJPC; Wang, XDate:Jun 2022The papers in this special section focus on artificial intelligence-enabled software defined industrial networks. With the development of intelligent manufacturing, new manufacturing modes such as personalized customization and networked ...Read more
Author:Abu-Mahfouz, Adnan MIDate:Jun 2021UMAN society has experienced three industrial revolutions from mechanization, and electricity to information automation. Every industrial revolution significantly alters the form of agricultural industry from labor-intensive farming, mechanized ...Read more
Author:Lan, YJ; Botha, AdèleDate:Jul 2018This special issue aims to provide a platform where researchers can present their research efforts offering insights into: (1) the approaches governing the application of technology to enhance L2 game-based learning in context; (2) the ...Read more
Author:Adedeji, KB; Ponnle, AA; Abe, BT; Jimoh, AA; Abu-Mahfouz, Adnan MI; Hamam, YDate:Nov 2018In this paper, a stand-alone application with graphical user interface (GUI) developed for monitoring AC induced corrosion expectancies of buried pipelines near a high voltage AC transmission line is presented. A Rand water site, South Africa, ...Read more
Author:Gololo, V; Majozi, T; Zhelev, T; Semkov, KDate:2011Water cooling and water heating is an important source of energy consumption, accounting for more than 20% of all energy consumption in manufacturing industry. It is clear that the development of heat recycling schemes and better structural ...Read more
Author:Loveday, Philip WDate:Jul 2012Cost-effective NDE of the vast length of aging railway track around the world remains a challenge for the community. Continuously welded rail is installed in tension but temperature changes can result in rail buckling if the initial tension ...Read more
Author:Lück-Vogel, MelanieDate:Apr 2018This article provides guidance to technical and non-technical coastal practitioner regarding the required precision of airborne lidar data for the typical coastal applications, output formats and value-added products. It also touches on issues ...Read more
Author:Pienaar, PA; Mokonyama, Mathetha T; Das, DK; Pienaar, WJ; Stander, HJ; Van As, SC; Robinson, ADate:Jul 2023Roads provide linkages between cities and towns, neighbouring countries, and to other points of interest. Up until the mid-20th century, roads forming part of the national network in South Africa generally passed through cities and towns. As ...Read more
Author:Matshaba, L; Nxozi, M; Herselman, Martha EDate:May 2023In the midst of dynamic healthcare needs, health information systems’ lack of interoperability continues to hinder the health sector’s ability to provide healthcare services. For instance, the recent COVID-19 epidemic has sparked discussion ...Read more
Author:Mittal, H; Maity, Arjun; Ray, SSDate:Oct 2015The main aim of this study was to develop a biodegradable flocculent and adsorbent based on the graft co-polymer of the Gum ghatti (Gg) with the co-polymer mixture of acrylamide (AAM) and acrylic acid (AA) using the microwave assisted graft ...Read more
Author:Mittala, H; Maity, Arjun; Ray, Suprakas SDate:Feb 2016Biodegradable hydrogel nanocomposites (HNC) of gum karaya (GK) grafted with poly(acrylic acid) (PAA) incorporated silicon carbide nanoparticles (SiC NPs) were synthesized using the in situ graft copolymerization method and tested for the ...Read more
Author:Van Wilgen, BWDate:2007Gums trees (in the genus Eucalyptus, from Australia) are not set to ‘disappear’ (even if some people wanted them to). Gums form an important component of the forest industry and, at last count, they covered over 540 000 ha in formal plantations ...Read more