Author:Zvimba, JN; Siyakatshana, Njabulo; Mathye, MatlhodiDate:Dec 2015This study investigated passive neutralization of acid mine drainage using basic oxygen furnace slag as neutralization material over 90 days, with monitoring of parameters quality and assessment of their removal kinetics. The quality was ...Read more
Author:Masindi, Vhahangwele; Gitari, MW; Tutu, H; De Beer, MorrisDate:Oct 2015Acid mine drainage is generated when mining activities expose sulphidic rock to water and oxygen leading to generation of sulphuric acid effluents rich in Fe, Al, SO (Sup4) and Mn with minor concentrations of Zn, Cu, Mg, Ca, Pb depending on ...Read more
Author:Kraaij, T; Cowling, RM; van Wilgen, BWDate:Sep 2011The recently established Garden Route National Park (GRNP) along the Cape south coast of South Africa occurs in a landscape where indigenous forests, fire-prone fynbos shrublands and fire-sensitive plantations of alien invasive trees are ...Read more
Author:Mapengo, CR; Ray, Suprakas S; Emmambux, MMDate:Mar 2019The effects of stearic acid addition followed by hydrothermal treatment on the functional properties of maize starch were studied. Addition of stearic acid followed by hydrothermal treatment resulted in non-gelling starch. Starch with stearic ...Read more
Author:Grobler, Lichelle R; Suleman, Essa; Thimiri Govindaraj, Deepak BDate:Feb 2021CRISPR technology has revolutionized biological research in the last decade and many academic institutions and companies have patented CRISPR systems and applications. Several patents have been filed for various applications of CRISPR in ...Read more
Author:Nxumalo, Precious Z; Takundwa, MM; Thimiri Govindaraj, Deepak BDate:Feb 2021In this review chapter, we provide full comprehensive analysis on the patent, ethics and biosafety regulation with respect to the application of CRISPR technology in mammalian systems. We focused on recent development in CRISPR technology and ...Read more
Author:Kok, SDate:Oct 2010Property changes occur in materials subjected to irradiation. The bulk of experimental data and associated empirical models are for isothermal irradiation. The form that these isothermal models take is usually closed form expressions in terms ...Read more
Author:Coetzee, L; Barnard, EDate:Nov 2004This paper analyses a number of disabilities, their assistive devices and the associated technologies in order to highlight the role pattern recognition plays in enabling accessibility and improving human computer interaction for people living ...Read more
Author:Dlamini, I; Olivier, M; Sibiya, SDate:Aug 2009The use of design patterns usually changes the approach of software design and makes software development relatively easy. This paper extends work on a forensic model for Logical Traffic Isolation (LTI) based on Differentiated Services ...Read more
Author:Vorster, JS; Van Heerden, Renier P; Irwin, BDate:Aug 2016Conventional (text-based) passwords have shown patterns such as variations on the username, or known passwords such as ”password”, ”admin” or ”12345”. Patterns may similarly be detected in the use of Graphical passwords (GPs). The most ...Read more
Author:Williams, BG; Gouws, E; Colvin, M; Sitas, F; Ramjee, G; Karim, SSADate:Jun 2000South Africa is experiencing an explosive epidemic of HIV/AIDS, with about one in four women attending ante-natal clinics nation-wide being HIV-positive. In order to understand the natural history of the epidemic, to design and target ...Read more
Author:Viljoen, AWDate:Jun 1982Pavement behaviour under the super single tyre (SST) was investigated and compared with that under a conventional dual tyre (CDT). Contact areas and contact pressures over a range of loading conditions were measured and compared. Two approaches ...Read more
Author:De Beer, Morris; Van Rensburg, YvetteDate:16 Aug 2015Recently, analyses on Stress-in-Motion (SIM) data of heavy vehicles (HVs) from National Road 3 (N3) indicated that there are un-equal loading on dual tyre configurations. It was shown that the mass of approximately 70 percent of the outside ...Read more
Author:De Beer, Morris; Van Rensburg, YvetteDate:Aug 2015Recently, analyses on Stress-in-Motion (SIM) data of heavy vehicles (HVs) from National Road 3 (N3) indicated that there are un-equal loading on dual tyre configurations. It was shown that the mass of approximately 70 percent of the outside ...Read more
Author:Fuentes, L; Camargo, R; Martinez-Arguelles, G; Komba, Julius J; Naik, B; Walubita, LFDate:Sep 2019Quantification of the pavement serviceability is most often based on the international roughness index (IRI). However, in urban environments it can become challenging to drive at 80 km/h as vehicle operating speeds are much lower, among other ...Read more
Author:Van Staden, WF; Buttner, U; Fourie, CJ; Srinivasu, VV; Hardie, GL; Perold, WJDate:Apr 2009Bilayers of PBCO and YBCO are grown epitaxially on MgO substrates using PLD. In this paper, researchers discuss the entire optimization process in detail, giving quantitative parameter values. Film characterization included XRD, AFM and ...Read more
Author:Xaba, Nqobile; Modibedi, Remegia M; Mathe, Mahlanyane K; Khotseng, LEDate:Feb 2019Pd, PdSn, PdBi and PdBiSn nanostructured thin films were prepared on Au substrate using the electrochemical atomic layer deposition technique. The activity of the nanostructured thin films towards the electro-oxidation of ethanol was tested ...Read more
Author:O'Kennedy, Maretha M; Burger, JT; Botha, FCDate:Apr 2004Fertile transgenic pearl millet plants expressing a phosphomannose isomerase (PMI) transgene under control of the maize ubiquitin constitutive promoter were obtained using the transformation system described here. Proliferating immature zygotic ...Read more