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Now showing items 21-40 of 11167

The synthesis of bupropion hydrochloride under greener and safer conditions utilizing flow technologies

Author: Van Wyk, LT ; Neyt, Nicole C ; Jugmohan, Jaimee ; Panayides, Jenny-Lee ; Riley, DL Date: Jan 2024 Globally, major depressive disorders are a leading cause of disconsolateness affecting more than 300 million individuals. Bupropion is a unique dopamine-norepinephrine reuptake inhibitor (DNRI) commonly utilized in the treatment of depression, ... Read more
A novel energy-aware SDWSN controller placement scheme

Author: Molose, RRS ; Isong, B ; Dladlu, N ; Abu-Mahfouz, Adnan MI Date: Nov 2023 This paper presents a novel algorithm for placing multiple controllers in a software defined wireless sensor network (SDWSN). The algorithm is designed to address scalability and energy efficiency issues in the network. We propose a hybrid ... Read more
4-RRS PKM for stabilisation on a mobile sensor platform

Author: Ramruthan, Kshir ; Kuchwa-Dube, C Date: Nov 2023 Disturbances experienced by an inspection robot can reduce the quality of its sensor measurements, which can in turn negatively affect the robot’s functionality. This research aimed to design a Parallel Kinematic Mechanism (PKM) for use as ... Read more
3D mapping and photogrammetry sensor payload for unmanned aerial vehicles

Author: Purdon, Kyla ; Van Niekerk, T ; Phillips, R ; Marais, Stephen T Date: Nov 2023 Unmanned Aerial Vehicles (UAVs) have shown great potential for data collection and monitoring of areas. Sensors such as LiDARs and cameras can be used on UAVs for high-resolution data collection and used for various applications like Digital ... Read more
Classification of exaggerated news headlines

Author: Rangata, Mapitsi R ; Sefara, Tshephisho J Date: Feb 2024 The amount of data online is increasing as companies generate news articles daily. These news articles contain headlines that have a level of exaggeration aimed to win the readers. In addition, these companies are competing against one another; ... Read more
Towards energy-efficient intelligent edge computing

Author: Afachao, F ; Abu-Mahfouz, Adnan MI Date: Nov 2023 This research focuses on energy-efficient edge computing in the context of intelligent edge computing. With the increasing demand for computation and data processing at edge network nodes, the study explores the use of artificial intelligence ... Read more
Voyager, a ground mobile robotic platform for research development

Author: Purdon, Kyla ; Dickens, John S ; De Ronde, Willis ; Ramruthan, Kshir ; Crafford, Gerrie Date: Nov 2023 This paper describes a mobile ground-based robotic platform named Voyager which was developed to support robotics research and replace the old mobile robotic platform, the Pioneer. A comparative analysis was done with three mobile robot: ... Read more
Candida parapsilosis cell wall proteome characterization and effectiveness against hematogenously disseminated candidiasis in a murine model

Author: Gong, X ; Srivastava, V ; Naicker, Previn ; Khan, A ; Ahmad, A Date: Mar 2023 Candida parapsilosis poses huge treatment challenges in the clinical settings of South Africa, and often causes infections among immunocompromised patients and underweight neonates. Cell wall proteins have been known to play vital roles in ... Read more
Ground-based surveillance and classification radar for wildlife protection

Author: Berndt, Robert J ; Wabeke, Leon O ; Van Rensburg, Vanessa ; Potgieter, Pieter F ; Kloke, Kevin H Date: Nov 2023 Wildlife poaching has become an increasingly large problem over the last decade in southern Africa. There have consequently been worrying declines in rhinoceros population levels. As part of a multi-year effort to investigate and develop ... Read more
Potential opportunities to convert waste to bio-based chemicals at an industrial scale in South Africa

Author: Mandree, PM ; Thopil, GA ; Ramchuran, Santosh O Date: Oct 2023 Globally, greater than 30% of waste is disposed of in some form of landfill, and it is estimated that annual waste-related emissions will increase by up to 76% by 2050. Emissions arising from fossil fuel-derived products and waste disposal ... Read more
Uncertainty in disaster risk management: A reflection on cyclone idai using the systems thinking approach

Author: Mutanga, Shingirirai S ; Lunga, W ; Mutanga, Shingirirai S Date: Jul 2021 The increasing frequency of disasters induced by anthropogenic and natural hazards has epitomised the complex nature of dealing with uncertainty. Cyclone Idai-induced floods in Southern Africa had a series of foreseeable and unforeseeable ... Read more
The effect of laser shock processing on the anti-corrosion performance of LENS-Fabricated Ti-6Al-4V alloy

Author: Arthur, Nana KK ; Kubjane, SM ; Popoola, API ; Masina, Bathusile N ; Pityana, Sisa L Date: May 2023 Titanium alloys are prone to increased oxidation rates when exposed to higher temperatures during application. As a result, the components suffer mechanical failure due to the formation of the alpha-case layer at 500 °C. To improve its corrosion ... Read more
Integrated framework for enhancing SDN security and reliability

Author: Isong, B ; Ratanang, T ; Gasela, N ; Abu-Mahfouz, Adnan MI Date: Nov 2023 This paper addresses the issues of fault tolerance (FT) and intrusion detection (ID) in the Software-defined networking (SDN) environment. We design an integrated model that combines the FT-Manager as an FT mechanism and an ID-Manager, as an ... Read more
Effect of heat treatment temperature on the microstructure and microhardness of TiC/Ti6Al4V composite manufactured with laser metal deposition

Author: Kgoahla, Reneilwe M ; Lekoadi, Paul M ; Masina, Bathusile N Date: Nov 2023 This study presented the investigation of the influence of post heat treatment temperature on the microstructure and hardness of TiC/Ti6Al4V composite manufactured with laser metal deposition. Heat treatment was performed to improve the ... Read more
Understanding diarrhoeal diseases in response to climate variability and drought in Cape Town, South Africa: A mixed methods approach

Author: Lee, TT ; Dalvie, MA ; Röösli, MS ; Merten, S ; Kwiatkowski, M ; Sweijd, Neville A ; Cissé, G ; Mahomed, H Date: Aug 2023 Background: The climate of southern Africa is expected to become hotter and drier with more frequent severe droughts and the incidence of diarrhoea to increase. From 2015 to 2018, Cape Town, South Africa, experienced a severe drought which ... Read more
Salient ingredients for direct water reclamation from treated municipal wastewater for potable reuse: Diepsloot Township case study

Author: Lufuno Nemadodzi, L ; Sikhwivhilu, K ; Jalama, K ; Moothi, K ; Bambo, M ; Mutanga, Shingirirai S ; Siame, J Date: May 2023 Across the world population growth, expansion of economic activities and climate change have become a concern for future water supply. To address the issue, many countries are investigating strategies to augment current water supplies. Water ... Read more
Machine learning – Imaging applications in transport systems: A review

Author: Adams, A ; Abu-Mahfouz, Adnan MI ; Hancke, GP Date: Nov 2023 Transport systems are fundamental to supporting economic growth, and the need for smarter, safer, more efficient and climate neutral transport systems continues to grow. Maintenance and operation of transport infrastructure is expensive and ... Read more
Towards a privacy compliance assessment toolkit

Author: Moabalobelo, Phindile T ; Ngobeni, Sipho J ; Molema, Bokang C ; Pantsi, Phumeza N ; Dlamini, Thandokuhle M ; Nelufule, Nthatheni Date: Jun 2023 The South African Protection of Personal Information (POPI) Act No.4 of 2013 makes it illegal to collect, use, process or store personal information unless it is done in accordance with the prescribed legal and regulatory clauses enriched in ... Read more
Defining the South African acute respiratory infectious disease season

Author: Motlogeloa, O ; Fitchett, JM ; Sweijd, Neville A Date: Jan 2023 The acute respiratory infectious disease season, or colloquially the “flu season”, is defined as the annually recurring period characterized by the prevalence of an outbreak of acute respiratory infectious diseases. It has been widely agreed ... Read more
Candida parapsilosis cell wall proteome characterization and effectiveness against hematogenously disseminated candidiasis in a murine model

Author: Gong, X ; Srivastava, V ; Naicker, Previn ; Khan, A ; Ahmad, A Date: Mar 2023 Candida parapsilosis poses huge treatment challenges in the clinical settings of South Africa, and often causes infections among immunocompromised patients and underweight neonates. Cell wall proteins have been known to play vital roles in ... Read more

Now showing items 21-40 of 11167

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