Author:Fassihi, A; Hunter, LawranceDate:Jul 2014There is often a need to dismantle staple fiber yarns into their component fibers, without significantly changing the fiber physical properties, or damaging the fibers in the process, so that the fibers can be tested for their physical ...Read more
Author:Ripamonti, U; Kirkbride, AN; Yates, SC; Thackeray, JFDate:Apr 1997The dentition and alveolar bone of a maxilla of a juvenile Australopithecus africanus have been examined using a high energy X-ray computed tomography scanner. Results indicate the presence of previously undetected severe alveolar bone loss, ...Read more
Author:La Grange, CCDate:1963The first series of tests in this programme was carried out in the letter half of 1962, and the results were communicated in FRI Technical Memorandum No. 21 of 1962.Read more
Author:Cizek, J; Turpie, DWFDate:Nov 1985A number of profiles of raw wool staples are illustrated, and also the profile of raw mohair staple. It is shown that testing of the strength of raw wool stapled at a short gauge, in addition to the maxim practical gauge, (namely where the ...Read more
Author:Wellington, Kevin W; Leboho, T; Sakong, BM; Adenubi, OT; Eloff, JN; Fouché, GerdaDate:Jan 2017The goal of our research is to develop a lower cost eco-friendly tick control method because acaricides that are commonly used to control ticks are often toxic, harmful to the environment or too expensive for resource-limited farmers. Acetone ...Read more
Author:Kuiters, A; Van Doornum, GAWDate:1969A further examination of these models revealed that the coal feed rate did not permit a very much greater output that was achieved during the experiments. The units were retested at full load, while some additional trials at reduced load were ...Read more
Author:Vieira, F; Dede, T; Stewart, R; Ruskovich, ADate:Jul 1998Design charts for bracket pillar design were developed under a previous SIMRAC project GAP 223 to provide rock mechanics engineers with an initial estimate of bracket pillar sizes for clearly identified geological discontinuities, based on ...Read more
Author:Mabuza-Hocquet, Gugulethu P; Nelwamondo, Fulufhelo VDate:Dec 2015Iris recognition uses automated techniques to extract iris features which are stored in a database as a feature template to be later used for individual identification and authentication. Strict image quality control is a basic requirement ...Read more
Author:Kgomo, Mosima B; Wu, Lorinda; Koen, Wayne S; Morris, DDate:2017Fusion splicing is a fibre connection technology that is a key element in the fabrication of high power fibre lasers. Obtaining low optical transmission loss fusion splices remains a challenge in the development of high power fibre lasers. ...Read more
Author:Muchuru, S; Landman, W; Midgley, G; Engelbrech, F; van der Merwe, JHDate:Sep 2015The issue of estimating future climate variability and change of seasonal rainfall and temperature under which ecosystem processes and human interventions will take place in the future is relatively new to forestry. The Zambezi River Basin ...Read more
Author:Davis, Claire L; Engelbrecht, Francois A; Tadross, M; Wolski, P; Archer, Emma RMDate:Oct 2017This chapter presents key messages drawn from recent subsets of future climate projections for the southern Africa region. Material in this chapter is drawn from Chapter 3 of Climate Risk and Vulnerability: A Handbook for Southern Africa ...Read more
Author:Duvenhage, FD; Craig, OO; Brent, AC; Stafford, William HLDate:Nov 2018South Africa has experienced great uncertainty in its electricity supply sector. Many energy system modeling efforts have been undertaken. This is to determine the most appropriate energy mix and manage uncertainty. We review all available, ...Read more
Author:Bohensky, EL; Reyers, B; Van Jaarsveld, ASDate:Aug 2006Scenario planning is a promising tool for dealing with uncertainty, but it has been underutilized in ecology and conservation. The use of scenarios to explore ecological dynamics of alternative futures has been given a major boost by the ...Read more
Author:Coetzee, LDate:Oct 2012The topic of this presentation is the new Internet, where everything is connected, and new opportunities are possible for innovative solutions to impact on the quality of life of people.Read more
Author:Madhoo, H; Khatri, A; Willemse, T; Oosthuizen, D; Coetzee, LDate:Apr 2015The “Internet of Things” (IoT) is a concept where animate and inanimate objects have the ability to collect and exchange data over a network without requiring human-to-human or human-to-computer interaction. Through the utilisation of IoT and ...Read more
Author:Mass MediaDate:Oct 2007Earlier this month a future manufacturing workshop presented by Dr Anthon Botha and Joe Manchu of Innovation Lab Pty Ltd and Lorraine Ngwenya of the Department of Science and Technology - was held at the Innovation Hub in Pretoria. Key ...Read more
Author:Edwards, A; Khoza, N; Zungu, L; Letsoalo, S; Milanzi, LDate:Aug 2012The aim of awareness training of mine workers is to ensure that the worker has the knowledge about the risks of noize hazards and the effects on the hearing health and safety of workers. This is to prevent hearing loss and to train them on ...Read more
Author:Edwards, AL; Khoza, N; Letsoalo, S; Milanzi, L; Zungu, LDate:Aug 2012An investigation of the current practices and policies at various mines of the training practices and the employees’ knowledge of the risks as well as the miner’s use of HPDs was initiated by the Safety in Mining Research Advisory Committee ...Read more
Author:Khati, MDate:Jun 2010Aptamers, simply described as chemical antibodies, are synthetic oligonucleotide ligands or peptides that can be isolated in vitro against diverse targets including toxins, bacterial and viral proteins, virus infected cells, cancer cells and ...Read more
Author:Lain, Elisabeth J; Smith, Marie EDate:Nov 2021Aquaculture in South Africa is really taking off, with around 230 farms countrywide, cultivating a wide variety of fish and shellfish species. Most of these are freshwater farms, and it is the freshwater sector that is indeed growing the ...Read more