Author:Lwanda, V; Kagombora, J; Digaga, A; Magafu, FF; Mgangira, Martin BDate:Oct 2018Africa Community Access Partnership (AfCAP) is supporting research activities in Africa region. One of the projects supported by AfCAP in research activities was to build capacity and implement a laboratory skills development programme for ...Read more
Author:Le Roux, Lukas J; Zunckel, M; McCormick, SGDate:Jan 2005The Department of Minerals and Energy (DME) piloted the top-down Basa njengo Magogo fire ignition method at Orange Farm during the winter in 2003. In total, 76 per cent of households reported less smoke in their homes, 67 percent reported ...Read more
Author:Smit, Michelle A; Akhalwaya, Imraan; Rust, FCDate:Jul 2021The South African road network is severely impacted by the high costs associated with upgrading, maintaining and constructing road infrastructure in conjunction with the shortage of good quality construction materials. The Council for Scientific ...Read more
Author:Akhalwaya, Imraan; Rust, Frederik CDate:Jul 2018Nano-modified emulsions (NMEs) have recently been used successfully across a number of trial projects in South Africa. Following the development of initial draft design approaches for NME stabilising agents, the Council for Scientific and ...Read more
Author:Anochie-Boateng, Joseph; George, TBDate:Jul 2016CSIR is currently undertaking a study on potential utilization of crushed glass as a substitute material to natural aggregate in asphalt mixes. As part of the study, laboratory investigation is needed to determine the performance characteristics ...Read more
Author:Mokoena, Refiloe; Mvelase, Gculisile MDate:Oct 2019The study presented in this paper aims to promote the use of coal ash in railway infrastructure as a more economical and sustainable material. The study serves as a preliminary investigation on using coal ash as one of the structural layers ...Read more
Author:Deadman, AJ; Behnert, ID; Fox, NP; Griffith, DDate:Jul 2011This paper presents the results of the laboratory and field based reflectance panel and radiometer comparisons that took place as part of the CEOS 2010 Key comparison of “techniques and instruments used for the vicarious calibration of Land ...Read more
Author:Paige-Green, P; Leyland, R; Maharaj, ADate:Aug 2010The development of stiffness of stabilized materials with time is critical to the construction process, particularly in the case of recycling, where traffic is often required to return to the recycled road soon after construction. However, ...Read more
Author:Theron, BertusDate:Apr 2013The purpose of the workshop was for participants to interactively discuss (with regard to optical imaging or optical imaging systems): Local end-user needs; What those needs imply for associated new & existing laboratory testing & measurement ...Read more
Author:Paige-Green, P; Hongve, J; Sampson, L; Cassiem, IDate:Sep 2004The primary objective of the study discussed in this paper was to assess the different alternatives to the provision and maintenance of a good gravel wearing course, in financial and economic terms as well as suitability for labour-based ...Read more
Author:Dlamini, N; Mapiravana, JosephDate:Sep 2011For this workshop, members of the Regional research alliance (RRA) and delegates from the construction industry were invited to present ideas and contribute towards the implementation of Ultrathin Concrete road pavements. Dr. Joe Mapiravana ...Read more
Author:Trichili, A; Mhlanga, T; Naidoo, Darryl; Dudely, A; Zghal, M; Forbes, ADate:17 Aug 2014We analyze the effect of atmospheric turbulence on the propagation of multiplexed Laguerre Gaussian modes. We present a method to multiplex Laguerre Gaussian modes using digital holograms and decompose the resulting field after encountering ...Read more
Author:Ramoelo, Abel; Munyati, C; Lück-Vogel, Melanie; Le Maitre, David C; Van Aardt, JDate:Sep 2007Land degradation is of great concern in South Africa particularly in the Inkomati catchment. Here a mosaic of different land use types such as plantation agriculture, subsistence farming, irrigated commercial farming, rural and urban settlements, ...Read more
Author:Tizora, P; Le Roux, Alize; Mans, Gerbrand G; Cooper, Antony KDate:Jul 2016The Western Cape Province is currently faced with population growth, declining household sizes, increasing household numbers, high levels of migration, urbanization and escalating development pressures. These factors have consequently triggered ...Read more
Author:Oelofse, Suzanna HHDate:Oct 2013The introduction of landfill permits by Section 20 of the Environment Conservation Act, 1989, resulted in the development of the Minimum Requirements series of documents to guide waste disposal to landfill. The promulgation of the National ...Read more
Author:Tekane, YC; Twala, B; Marwala, TDate:Jan 2015We consider the problem of mapping with Miniature Aerial Vehicles (MAVs) in outdoor sites with distinguishable landscapes. The primary long range sensor in these MAVs is a miniature camera. While previous approaches first try to build a 3D ...Read more
Author:De Jager, Peta; Van Reenen, Coralie A; Napier, Mark; Sebake, Thandi N; Bole, SheldonDate:Dec 2019Copyright 2019 The Authors. This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.Read more
Author:Kleynhans, NT; Barnard, EDate:Nov 2005An investigation into the performance of current speaker verification technology within a multilingual context is presented. Using the Oregon Graduate Institute (OGI) Multi-Language Telephone Speech Corpus (MLTS) database, the authors found ...Read more