Author:Wall, KDate:Oct 2010The critical roles of engineering in addressing the large-scale pressing challenges facing our societies worldwide are widely recognized. Such large-scale challenges include access to affordable health care; tackling the coupled issues of ...Read more
Author:Erinosho, MF; Akinlabi, ET; Pityana, Sisa LDate:Apr 2016The laser metal deposition process possesses the combination of metallic powder and laser beam respectively. However, these combinations create an adhesive bonding that permanently solidifies the laser-enhanced-deposited powders. Titanium ...Read more
Author:De Vries, M; Gerber, A; Van der Merwe, ADate:Jun 2015Enterprise engineering (EE) is emerging as a new discipline to address the design of the enterprise in a holistic way. Although existing knowledge on enterprise design is dispersed and fragmented across different disciplines and approaches, ...Read more
Author:Van Reenen, Coralie A; Nkosi, MuziDate:Oct 2020Vehicle emissions contribute significantly to the greenhouse gas (GHG) content in the earth’s atmosphere, with transportation emissions constituting 24% of the global carbon dioxide (CO2) emissions (IEA, 2020), contributing to climate change. ...Read more
Author:Erasmus, BFN; Coetzer, K; Mambo, J; Archer, Emma RM; Fisher, JT; Asner, GPDate:May 2011Bushbuck Ridge is a typical cultural landscape where the interdependency of people and the environment shape the savanna ecosystem goods and services upon which many people are dependent. The forced resettlement of people in the apartheid ...Read more
Author:John, Maya JDate:Jun 2017The emergence of biocomposites as an alternative to petroleum-based composites has largely been to superior technical properties along with problems associated with depleting petroleum resources and increasing environmental legislations. The ...Read more
Author:Ampofo-Anti, NDate:Feb 2009To place construction on a truly sustainable path the green building movement needs a method which goes beyond subjective checklists of green features. Such a method must provide objective guidelines for a comprehensive assessment of the ...Read more
Author:Chhiba, Varsha P; Bode, M; Mathiba, K; Brady, DDate:Jun 2014The use of enzymes for the enantioselective synthesis of single enantiomer ß-subsituted compounds is of interest, as this structural motif occurs commonly in compounds of pharmaceutical importance, such as adrenergic agents, antidiabetics, ...Read more
Author:Visser, Daniel F; Gordon, GER; Bode, ML; Mathiba, K; Brady, DDate:May 20125-Methyluridine (5-MU) is an intermediate in the synthesis of ß-thymidine and the antiretroviral drugs stavudine (d4T) and zidovudine (AZT)1-3. The enzymatic preparation of 5-MU involves transglycosylation4-6 and avoids the formation of ...Read more
Author:Kesavan Pillai, Sreejarani; Ray, SSDate:Apr 2011Epoxy or polyepoxide is a thermosetting epoxide polymer that cures (polymerizes and cross-links) when mixed with a curing agent or "hardener". Most common epoxy resins are produced from a reaction between epichlorohydrin and bisphenol-A. A ...Read more
Author:Kesavan Pillai, Sreejarani; Ray, Suprakas SDate:Apr 2011Epoxy or polyepoxide is a thermosetting epoxide polymer that cures (polymerizes and cross-links) when mixed with a curing agent or "hardener". Most common epoxy resins are produced from a reaction between epichlorohydrin and bisphenol-A. A ...Read more
Author:Schutte, PC; James, JPDate:2007Ergonomic surveys are conducted to identify ergonomics-related risk factors in a workplace. The surveys include elementary hazard identification, risk assessment and identification of areas where specialist ergonomics advice is required. This ...Read more
Author:Meissner, Richard; Stuart-Hill, S; Nakhooda, ZDate:Oct 2016The establishment of catchment management agencies goes beyond the involvement of governmental entities or the stipulations contained in regulatory structures and policies. A number of actors or stakeholders from both the governmental and ...Read more
Author:Pieterse, Heloise; Olivier, Marius; Van Heerden, Renier PDate:Aug 2017The widespread use and rich functionality of smartphones have made them valuable sources of digital evidence. Malicious individuals are becoming aware of the importance of digital evidence found on smartphones and may be interested in deploying ...Read more
Author:Dorasamy, Kribashnee; Webb-Ray, Leandra; Tapamo, J-RDate:Dec 2016Overcoming small inter-class variation when fingerprints have missing singular points (SPs) is one of the current challenges faced in fingerprint classification, since class information is scarce. Grouping the orientation fields to form ...Read more
Author:Grobler, Jan-Hendrik; Conradie, Dirk CU; Van Wyk, Llewellyn VDate:Mar 2019The Department of Science and Technology (DST) together with the Eastern Cape Department of Education (ECDOE) are co-funding the construction of a science centre in the village of Cofimvaba in the Eastern Cape. The purpose of the science ...Read more
Author:Meyer, I; Marais, Mario A; Ford, Merryl; Dlamini, Sifiso BDate:May 2017The high failure rate of development interventions is well known. An approach to sustainable interventions is defined, based on a systems perspective that focuses on the ability of a system to integrate an intervention. The design of an ...Read more
Author:Maarsingh, B; Grobbelaar, SS; Uriona-Maldonado, M; Herselman, Martha EDate:Aug 2021Information and Communication Technologies for Development (ICT4D) projects aim to improve the living conditions of marginalized communities. However, ICT4D interventions have high failure rates. We draw on the Technological Innovation for ...Read more