Author:Manamela, Selolo S; Cilliers, Jacques E; Gaffar, YADate:Dec 2023In this paper, the problem of modelling radio wave propagation through vegetation using parabolic equation methods is investigated by modifying the parabolic equation toolbox (PETOOL) to incorporate a mechanism to model vegetation. The ...Read more
Author:Botha, Johannes G; Leenen, LouiseDate:Mar 2024Bitcoin and cryptocurrency adoption has increased significantly over the past few years. The significant growth in the industry has been matched by growth of crimes in this domain; not only in scams and dark-web illegal trading, but also in ...Read more
Author:Chauke, Sipho H; Ombinda-Lemboumba, Saturnin; Dube, FS; Mthunzi-Kufa, PatienceDate:Jan 2024Tuberculosis (TB) is one of the most prevalent infectious diseases globally. Although it is curable, several factors, such as the inappropriate use of treatment drugs lead to drug-resistant strains of TB. The burden of infection is ...Read more
Author:Lysko, Albert A; Nkosi, M; Lysko, MDDate:Dec 2023This paper summarises various experiences in testing outdoor television white space (TVWS) links, including near- line-of-sight (NLOS) conditions. The paper also touches on the influences of interference from operational television broadcasting ...Read more
Author:Botha, LouisDate:Nov 2023The design of an offset reflector fed with a phased array that is not in the focal plane is described. By using the phased array, it is possible to scan the pattern of the reflector antenna. The effect of the position of the feed is shown in ...Read more
Author:Zandamela, Frank; Pratt, Lawrence E; May, Siyasanga I; Mkasi, Hlaluku W; Mabeo, Reuben TDate:Nov 2023There has been significant research on the relationship between current-voltage (I-V) curve characteristics and electroluminescence (EL) module defects. Current methods use EL image pixels to develop features, which are then correlated with ...Read more
Author:Sheik, Muhammed; Segakweng, Tshiamo; Sekhuthe, Karabelo LDate:Nov 2023The Department of Mineral Resources and Energy estimates that the industrial sector is the largest consumer of energy in South Africa. Approximately 66% of energy end-use in industry is for heat generation during manufacturing. South African ...Read more
Author:Barnard, HC; Venter, KarienDate:Jul 2023Vulnerable road user fatalities continue to make up the bulk of road traffic related deaths in South Africa. Safe System-based measures aim to improve the safety of the road environment for all road users including vulnerable road users. Safe ...Read more
Author:Dlamini, N; Mamushiane, Lusani; Nkosi, M; Dlamini, S; Ramaboka, TDate:Aug 2023The criminal justice system is a critical component of the South African government and its developmental and operational activities must be seamless to ensure timely delivery of justice to those who committed crimes. This study provides a ...Read more
Author:Otto, AJ; Rananga, S; Masonta, Moshe TDate:Aug 2023Radio Frequency (RF) Fingerprinting is the theory of identifying a wireless device based on its unique transmitting characteristics which can improve authentication and security in wireless networks. This research project will briefly discuss ...Read more
Author:James, J; Van Niekerk, Lara; Lamberth, SDate:2023Estuaries are shallow coastal environments that are influenced by both tidal action and freshwater inflow. As a result of the mixing of marine and fresh waters, estuaries are naturally dynamic, unstable environments with physico-chemical ...Read more
Author:Malika, Khodja; Hamida, F; Wahid, O; Rossouw, Pierre; Corderley, GaryDate:Jul 2017Composite materials are becoming more important in the construction of aerospace structures. Bonded joints fulfil a significant role in the development of new technologies, particularly in the aerospace industry where they give new possibilities ...Read more
Author:Naicker, Dhananathan M; Purdon, Kyla; Ramruthan, KshirDate:Nov 2023Small South African manufacturing companies, endeavouring to benefit from Fourth Industrial Revolution (4IR) technologies, specifically automation, are restricted by exorbitant costs and the lack of know-how associated with automation. This ...Read more
Author:Ramasobane, P; Mashinini, MP; Masina, Bathusile NDate:Nov 2023This study investigated the nano mechanical properties of Ti6Al4V-ELI embraced with TiC particles, synthesized with in situ laser metal deposition technique. The 3.85% feed ratio fraction TiC/Ti6Al4V-ELI composite samples were manufactured ...Read more