Author:Van Heerden, N; Grobbelaar, SS; Meyer, Isabella ADate:Jul 2023While the One Health perspective provides a useful approach by which to influence the complex interactions that pose a risk to the individual and collective health of humans, animals, and the environment, approaches to its operationalization ...Read more
Author:Fedotov, I; Katskov, D; Shatalov, MY; Marais, JDate:2006A one-dimensional model is developed to describe atomic diffusion in a graphite tube atomizer for electrothermal atomic adsorption spectrometry. The underlying idea of the model is the solution of an inhomogeneous one-dimensional diffusion ...Read more
Author:Turner, GRDate:Sep 2014A one-dimensional electrostatic sheet model of a coaxial geometry Virtual Cathode Oscillator (VCO) is presented. The cathode is centrally located and connects to a peripherally located plate electrode to form a resonant cavity, and is thus ...Read more
Author:Nabarro, FRNDate:2003The analysis of thermal activation under shear stress in three- and even two-dimensional models presents unresolved problems. The analysis of one-dimensional models presented here may illuminate the study of more realistic models. For the ...Read more
Author:Adeleye, AT; John, KI; Adeleye, PG; Akande, Amos A; Banjoko, OODate:Sep 2021One-dimensional (1D) titanate nanotubes materials (protonated titanate nanotube (HTNT) and sodium titanate nanotube (NaTNT)) have been reported as low-cost and efficient catalytic materials in chemical syntheses for the production of biofuel ...Read more
Author:Simo, A; Mwakikunga, Bonex W; Maaza, MDate:Jun 2015In relation to hydrogen (H2) economy in general and gas sensing in particular, an extensive set of one dimensional (1-D) nano-scaled oxide materials are being investigated as ideal candidates for potential gas sensing applications. This is ...Read more
Author:Wellington, Kevin W; Qwebani-Ogunleye, T; Kolesnikova, NI; Brady, D; De Koning, CBDate:Apr 2013A commercial laccase, Suberase® from Novozymes, was used to catalyse the synthesis of 5,6-dihydroxylated benzo[b]furans and catechol derivatives. The yields were, in some cases, similar to or better than that obtained by other enzymatic, ...Read more
Author:Cornell, DH; Schutte, SS; Eglington, BLDate:Jul 1996The Ongeluk lavas form part of the Palaeoproterozoic Transvaal-Griqualand West supracrustal sequence of the Archaean Kaapvaal Craton of South Africa. They form a thick shallow-marine volcanic sequence of pillow lava, massive flows and ...Read more
Author:Musyoka, Nicholas M; Mutuma, BK; Manyala, NDate:Jul 2020High surface area activated carbons (ACs) were prepared from a hydrochar derived from waste onion peels. The resulting ACs had a unique graphene-like nanosheet morphology. The presence of N (0.7%) and O content (8.1%) in the OPAC-800 °C was ...Read more
Author:Bala, S; Van Biljon, J; Herselman, Martha EDate:Nov 2022Employment is a means of addressing the socio-economic developmental challenges of inequality and poverty. In South Africa, tourism has been identified as an important sector for creating employment and various initiatives are being investigated ...Read more
Author:Fisher, R; Ledwaba, Lehlogonolo; Hancke, GP; Kruger, Carel PDate:Mar 2015The concept of the Internet of Things is rapidly becoming a reality, with many applications being deployed within industrial and consumer sectors. At the ‘thing’ level—devices and inter-device network communication—the core technical building ...Read morecbd
Author:Amigun, B; Von Blottnitz, HDate:Oct 2011Given the high cost of crude oil, uncertainties regarding future reserves as well as the phenomenon of global warming, alternative fuels such as bioethanol need to be developed and deployed. This work presents an economic analysis (operating ...Read more
Author:Rawoot, Ishreen; Van Heerden, Adelai; Parker, LaaiqahDate:Jul 2017A career within the South African Operational Forces is physically, mentally and emotionally challenging. It is a diverse working environment with its own organisational culture and unique challenges. The aim of the study was to explore the ...Read more
Author:Ngwadla, XolisaDate:2014Equity is a highly contentious but essential area of negotiation, if a stable and effective international climate agreement with broad participation is to be achieved. Three perspectives on the magnitude dimensions of equity are identified ...Read more
Author:Taljaard, Susan; Botes, WAM; Oelofse, Suzanna HH; Viljoen, PDate:Oct 2006In 1998, South Africa’s National Water Act (Act 36 of 1998) was promulgated to give legal status to the White Paper on a National Water Policy (April 1997) and the Department of Water Affairs’ (DWAF) water quality management policies and ...Read more
Author:Austin, LMDate:2006There are approximately 50,000 urine diversion (UD) toilets in South Africa. Emptying the vaults implies that the faecal material must be handled, usually with spades or rakes. Should the material be used for agricultural purposes then further ...Read more
Author:Ittmann, HW; Van Dyk, FE; Meyer, IA; Janse Van Rensburg, SJDate:2007Apart from work in the mining industry during the 1950s, the first real Operations Research (OR) group in South Africa was established at CSIR in the early 1960s. Those initially involved in this group played a significant role in establishing ...Read more
Author:Sitas, Nadia E; Prozesky, HE; Esler, KJ; Reyers, BDate:Oct 2014Despite much progress in ecosystem services research, a gap still appears to exist between this research and the implementation of landscape management and development activities on the ground, especially within a developing country context. ...Read more