Author:De Beer, Morris; Maina, JWDate:2011Simple tire-pavement contact analysis reveals that higher contact stresses from truck tires could result in increased potential for road pavement failures.Read more
Author:Manase, G; Nkuna, Z; Ngorima, EDate:Sep 2009South Africa is faced by a number of challenges that include low water and sanitation coverage in rural and peri-urban areas, high unemployment and increasing inequality between the rich and the poor as indicated by a Gini coefficient of 0.77; ...Read more
Author:Shoke, L; Sono, TJ; Olubambi, PADate:Apr 2013The aim of this study was to develop an in-house tensile testing procedure that would yield accurate and reproducible parameters as input material properties into computational models for numerical simulations of the mechanical behaviour of ...Read more
Author:Whillier, ADate:Apr 1953Design curves based on measurements of solar irradiation in South Africa are presented for two geographic areas, the highveld and the Cape Peninsula, giving data on the amount of thermal energy that can be collected from the sun by use of ...Read more
Author:Botlhoko, Orebotse J; Letwaba, Lesetja; Sinha Roy, Jayita; Ray, Suprakash SDate:Sep 2019Most polymer-based materials do not exhibit ultraviolet (UV) protection or wear resistance properties, thereby leading to poor packaging functions. This study provides an approach that simultaneously improves the UV protection and tribological ...Read more
Author:Obiro, WC; Ray, Suprakas S; Emmambux, MNDate:Feb 2012The amylose component of starch can form complexes known as V-amylose with amphiphilic or hydrophobic ligands. The V-amylose complexes are single, left-handed helices that are arranged as crystalline and amorphous lamellae, which may form ...Read more
Author:Mashapa, MG; Chetty, N; Ray, Suprakas SDate:Oct 2012The effect of divacancies on the stability, structural and electronic properties of carbon and boron nitride nanotubes is studied using the ab initio density functional method. VBBN is more stable in the boron-rich and less stable in the ...Read more
Author:Mathabathe, Maria N; Bolokang, Amogelang S; Govender, Gonasagren; Mostert, RJ; Siyasiya, CWDate:Aug 2018The y-TiAl intermetallic alloy doped with Nb, Cr, and Si metals has been developed. It has emerged that the ternary Ti-48Al-2Nb and quinary Ti-48Al-2Nb-0.7Cr-0.3Si alloys yielded the best mechanical and cyclic oxidation properties. In particular, ...Read more
Author:Rust, FC; Van Dijk, G; Fourie, HS; Smit, Michelle ADate:Dec 2021Investment in Research and Development (R&D) is scrutinised where funding is limited such as in developing counties. There is therefore an increased emphasis on benefit and impact assessment tools and systems for such R&D programmes. In sectors ...Read more
Author:Moller, J; Jovanovic, Nebojsa; Garcia, CL; Bugan, Richard DH; Mazvimavi, DDate:Sep 2017Satellite-based remote sensing of soil water content (SWC) is a promising technology for hydrological applications to overcome large spatiotemporal variabilities of SWC. This study investigated the performance of the Advanced Scatterometer ...Read more
Author:Jovanovic, Nebojsa; Garcia, CL; Bugan, Richard DH; Teich, I; Garcia Rodriguez, CMDate:Mar 2014Quantification of the water cycle components is key to managing water resources. Remote sensing techniques and products have recently been developed for the estimation of water balance variables. The objective of this study was to test the ...Read more
Author:Nsibande, SA; Dabrowski, James M; van der Walt, E; Venter, A; Forbes, PBCDate:Jun 2015Air dispersion software models for evaluating pesticide spray drift during application have been developed that can potentially serve as a cheaper convenient alternative to field monitoring campaigns. Such models require validation against ...Read more
Author:Mathe, Ntombizodwa R; Tshabalala, Lerato CDate:Dec 2019The additive manufacturing of aluminium alloys has become an area of interest for the aerospace industry due to the high strength-to-weight ratios of the produced components. AlSi10Mg has been explored as an alloy of choice for building ...Read more
Author:Tesfaye, T; Sithole, Bishop B; Ramjugernath, DDate:Jun 2018Deep Learning has become a common applied technique to improve results in a variety of detection scenarios, including Synthetic Aperture Radar ship detection. One of the most common Deep Learning techniques, Convolutional Neural Networks, ...Read more
Author:Tesfaye, T; Sithole, Bishop B; Ramjugernath, DDate:Dec 2017Worldwide, the poultry meat processing industry generates large quantities of feather by-products that amount to 40 × 109 kg annually. The feathers are considered wastes although small amounts are often processed into valuable products such ...Read more