Author:Modibedi, Remegia M; Mehlo, T; Ozoemena, KI; Mathe, Mahlanyane KDate:Oct 2015This work describes the use of Pd nanocatalyst on Vulcan XC-72 (at a very low loading, 8 wt % Pd) in passive alkaline direct ethanol fuel cell (ADEFC). The average Pd particle size obtained with TEM was 3.5 ± 0.5 nm. The XRD results of the ...Read more
Author:Tesfaye, T; Sithole, Bishop B; Ramjugernath, DDate:Aug 2018Landfill disposal of synthetic plastics poses one of the biggest threats to the environment due to their non-biodegradability. This problem can be solved by production and use of biodegradable polymers instead. Feathers are a renewable, ...Read more
Author:Adeleke, Oluwatoyin A; Tsai, P-C; Michniak-Kohn, BBDate:Oct 2015The purpose of this research is to prepare, characterize as well as assess the ex vivo buccal drug delivery and cytotoxicity of an orally disintegrating film (ODF) loaded with pyrazinamide. Pyrazinamide (solubility = 15 mg/mL at 25°C; log P ...Read more
Author:Aderibigbe, BA; Ray, Suprakas SDate:Sep 2016Malaria is treated by combination of two drugs in order to overcome drug resistance. Antimalarials have been found to be more effective by combining them with low doses of anticancer drugs. Polymer-drug conjugates containing aminoquinoline ...Read more
Author:Robertson, J; Lessing, M; Nare, SDate:Jul 2008The military’s decision to move from proprietary software to commercially available software leaves the military’s Information Technology security vulnerable and potentially unprotected. To be sufficiently prepared to these threats, the ...Read more
Author:Dlodlo, N; Krause, C; Mathaba, SU; Mvelase, PS; Kabanda, SKDate:Oct 2009This paper reports on a research to assess the readiness of Small, Medium and Micro Enterprises (SMMEs) to deliver e-government services to deep rural communities through information dissemination by the SMMEs. This research was conducted as ...Read more
Author:Grobler, M; Jansen van Vuuren, J; Zaaiman, JDate:2013The international scope of the Internet, the fast technological advances, the wide reach of technological usage and the increase in cyber-attacks require the South African administrative and legislative system to both intersect largely with ...Read more
Author:Mooi, M; Botha, RADate:Aug 2015There are a number of considerations before one can commence with establishing a Computer Security Incident Response Team (CSIRT). This paper presents the results of a structured literature review investigating the business requirements for ...Read more
Author:Magonono, M; Oberholster, Paul J; Addmore, S; Stanley, M; Gumbo, JRDate:Jul 2018The presence of harmful algal blooms (HABs) and cyanotoxins in drinking water sources poses a great threat to human health. The current study employed molecular techniques to determine the occurrence of non-toxic and toxic cyanobacteria species ...Read more
Author:Phasha, MJ; Ngoepe, PE; Pettifor, DG; Nguyen-Mann, D; Osawa, M; Harada, HDate:Apr 2006Mg alloys have, in the past decade, received revolutionary attention which emanated from the need of lightweight materials in transportation and allied industries, wherein intrinsic strength to weight ratio is of paramount importanceRead more
Author:Lombard, GE; Weinert, IAG; Minnaar, A; Taylor, JRNDate:2000To transform traditional South African steamed bread, a dumpling-like product, into a convenient ready-to-eat form in a can, the application of various hurdles was investigated. Prevention of the growth of Clostridium botulinum in this low ...Read more
Author:Smith, Andrew C; Dlodlo, NDate:Dec 2018The Ndebele culture, including its dress code, is at risk of being forgotten as young generations migrate to urban areas, leaving behind their traditions while adopting those that dominate the city. We propose an Internet of Things-based ...Read more
Author:Auret, JG; Damm, OFRA; Wright, GJ; Robinson, FPADate:01 Dec 1993Previous results on the influence of water pressure and velocity on flow-type cavitations erosion, i.e. an increase in erosion rate with increasing velocity and peaking of erosion rate as a function of pressure, were confirmed by measurements ...Read more
Author:Page, Philip R; Abu-Mahfouz, Adnan MI; Mothetha, Matome LDate:Aug 2017Low and constant pressure can be maintained throughout a water distribution system by setting the pressure at remote consumer locations and using the pressure to control the speed of a variable speed pump (VSP). The prospect of incorporating ...Read more
Author:Adedeji, K; Hamam, Y; Abe, B; Abu-Mahfouz, Adnan MIDate:Jun 2017Water is a precious natural resource; human survival and nearly all modes of economic production depends on water. The efficient use of water resources is a subject of major concern for water utilities around the world. Within the last years, ...Read more
Author:Adedeji, KB; Hamam, Y; Abe, BT; Abu-Mahfouz, Adnan MIDate:Feb 2018In water distribution networks (WDNs), water loss through leaking pipes is inevitable, as it constitutes a major threat to the operational services of water utilities. While water utilities are keen to providing an adequate supply of water ...Read more
Author:Lombardi, G; Morelli, Mauro FDate:Mar 1994In a previous analysis of the effect of a fore sweep in the subsonic and transonic regimes it was found that the flow on a forward-swept wing separates first in the root region, suggesting that the inclusion of an aerodynamic device such as ...Read more
Author:Gbashi, S; Njobeh, P; Steenkamp, Paul A; Madala, NDate:2017The need for greener extraction procedures that are quick and efficient has prompted the evolution of pressurized hot water extraction (PHWE). Here, the extraction of flavonoids from Bidens pilosa was demonstrated using PHWE at 50°C, 100°C ...Read more
Author:Singh, S; Sithole, Bishop B; Lekha, Prabashni; Permaul, K; Govinden, RDate:Jan 2021The South African pulp and paper industry generates an estimated 0.5 million tons of pulp and paper mill sludge (PPMS) annually. As PPMS is generated, it requires safe, efficient, and economical collection and disposal. However, PPMS is ...Read more