Author:Palaniyandy, Nithyadharseni; Rambau, Khavharendwe MA; Musyoka, Nicholas M; Ren, JianweiDate:Apr 2020Due to its three-dimensional tunnel structure, the spinel LiMn2O4 (LMO) cathode material is highly favourable for the migration of lithium ions. Thus, LMO has been used as a commercial cathode material for the electronic devices such as mobile ...Read more
Author:Tshabalala, Zamaswazi P; Motaung, David E; Mhlongo, Gugu H; Ntwaeborwa, OMDate:Mar 2016TiO2 nanoparticles were synthesized via a simple hydrothermal method in a sodium hydroxide (NaOH) aqueous solution and washed with distilled water and different concentrations of hydrochloric acid which acted as the morphological/crystallographic ...Read more
Author:Tshabalala, Zamaswazi P; Motaung, David E; Mhlongo, Gugu H; Ntwaeborwa, OMDate:Mar 2016TiO(sub2) nanoparticles were synthesized via a simple hydrothermal method in a sodium hydroxide (NaOH) aqueous solution and washed with distilled water and different concentrations of hydrochloric acid which acted as the morphological/cryst ...Read more
Author:Nwanya, AC; Obi, D; Ozoemena, Kenneth I; Osuji, RU; Awada, CDate:Apr 2016We describe the chemical synthesis of binderless and surfactant free CuO films for pseudocapacitive applications. Nanosheet-like and nanorod-like CuO films are deposited on indium tin oxide (ITO) substrates using the successive ionic layer ...Read more
Author:Senthil, RA; Priya, A; Theerthagiri, J; Selvi, A; Palaniyandy, Nithyadharseni; Madhavan, JDate:Nov 2018The influence of hematite iron oxide (α-Fe2O3) nanoparticles in tungsten oxide (WO3) nanorods photocatalyst on photodegradation of organic pollutant was investigated in the present work. The spherical-shaped α-Fe2O3 nanoparticles and WO3 ...Read more
Author:Matyila, M; Botha, Adèle; Sibiya, GDate:Nov 2016The challenge that low-literate users face when using text intensive artefacts is well documented. The barrier to entry and participation by these users to some socio-economic activities is exacerbated by current mobile phones which provide ...Read more
Author:Leenen, Louise; Aschman, MJ; Grobler, MM; Van Heerden, AdelaiDate:Mar 2018Cyber as an operational domain is widely recognised by military forces, but the process to operationalise cyber poses a number of challenges. One of the difficulties is that traditional military culture is far removed from what is commonly ...Read more
Author:Schutte, PC; Maldonado, CCDate:Jun 2003In view of the seriousness of haul trucks accidents, SIMRAC initiated research to identify factors affecting haul truck driver alertness during mining operations. The information obtained during the risk analysis was used to identify possible ...Read more
Author:Taylor, JRN; Dewar, J; Taylor, J; Von Ascheraden, RFDate:Apr 1997Research was undertaken to facilitate the breeding and selection of sorghums with both good milling and good porridge-making characteristics. Twenty seven cultivars were grown in the same locality under rainfed and supplementary irrigation ...Read more
Author:Polasi, Letlotlo TDate:Oct 2018Illegal dumping is a major problem which was identified in the City of Johannesburg (CoJ) Metropolitan Municipality in South Africa. The problem of illegal dumping is not unique to this municipality; it has also been identified in other ...Read more
Author:Mwim, EM; Mtsweni, Jabu S; Chimbo, BDate:Jul 2023The healthcare sector has become a high target of cyber threats due to the nature of the industry and the potential of personal and confidential information. Human related factors have proven to be the major contributor to the challenges ...Read more
Author:Taylor, JRN; Robbins, DJDate:Sep 1993An investigation into factors influencing beta-amylase activity in sorghum malt confirmed that ungerminated sorghum grain exhibited essentially no beta-amylase activity. Malted sorghum had beta-amylase activity less than 25% of the level in ...Read more
Author:Peake, AV; Ashworth, SGEDate:Oct 1996This project reports on the findings of an investigation into reasons why hanging wall examination procedures fail to prevent fall of ground accidents on gold and platinum mines. Ideally, these procedures should identify every unsafe hanging ...Read more
Author:Botha, GR; Barnard, EDate:Nov 2007The authors investigate the factors that determine the performance of text-based language identification, with a particular focus on the 11 official languages of South Africa, using n-gram statistics as features for classification. For a fixed ...Read more
Author:Hanslo, Ridewaan; Mnkandla, E; Vahed, AnwarDate:Sep 2019Scrum is the most adopted Agile methodology. The research conducted on Scrum adoption is mainly qualitative and there is therefore a need for a quantitative study on Scrum adoption challenges. The primary objective of this paper is to present ...Read more
Author:Ouma, S; Herselman, Martha E; Van Greunen, DDate:Nov 2011This paper looks into an overview of the challenges that are crippling the healthcare domain which provide healthcare services to the resource constrained areas in developing nations. It also looks into how mobile devices can be used to provide ...Read more
Author:Carter, P; Carter, TJ; Viljoen, ADate:Mar 1996Failure analysis and life prediction of a large, complex fin plate heat exchanger required metallurgical analysis, at the beginning of 1993, inter-stream leaks were found in two aluminium plate fin heat exchangers in parallel operation at a ...Read more
Author:Mackintosh, G; Colvin, CDate:May 2003The impact of water-borne disease in South Africa is significant. An estimated 43,000 deaths per annum, including 20% of deaths in the 1-5 years age group, are directly attributable to diarrhoeal diseases. Drinking water quality provision in ...Read more
Author:James, ADate:Mar 1997Chains are used for various purposes in a wide range of industries. This paper describes three case studies where a failure analysis was carried out on chains used in markedly different applications namely: a furnace health, a drilling rig ...Read more