Author:Zhang, YI; Roux, FS; Konrad, T; Agnew, M; Leach, J; Forbes, ADate:Feb 2016Many protocols in quantum science, for example, linear optical quantum computing, require access to large-scale entangled quantum states. Such systems can be realized through many-particle qubits, but this approach often suffers from scalability ...Read more
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:Bhaumik, M; McCrindle, RI; Maity, ArjunDate:Jan 2015In this study, a simple approach was described for the fabrication of composite nanofibers (CNFs) of polyaniline/Fe0 (PANI/Fe0) using a template-free method for the reductive degradation and removal of Congo red (CR) from aqueous solutions. ...Read more
Author:Brown, Dane; Bradshaw, KDate:Sep 2017In the new Digital Economy, mobile devices are increasingly 978-0-620-76756-9being used for tasks that involve sensitive and/or financial data. Hitherto, security on smartphones has not been a priority and furthermore, users tend to ignore ...Read more
Author:Jacobs, VDate:Jun 2015Research in tissue engineering related to the improved processes using nanofiber scaffolds has seen considerable progress in the last decade in the regeneration and construction of a number of artificial tissue types. These designs are generally ...Read more
Author:Leng, L; Li, J; Zeng, X; Tian, X; Song, H; Cui, Z; Shu, T; Wang, H; Ren, Jianwei; Liao, SDate:Feb 2018The cycling stability of Li–O2 batteries has been impeded by the lack of high-efficiency, and durable oxygen cathodes for the oxygen-reduction reaction (ORR) and the oxygen-evolution reaction (OER). Herein we report a novel TiN nanorod ...Read more
Author:Sambaza, S; Maity, Arjun; Pillay, KDate:Feb 2019PANI supported Ag@TiO(sub)2 nanocomposite was synthesized via oxidative polymerization of aniline on Ag@TiO(sub)2. The Ag@TiO(sub)2 nanocomposite was synthesized by the photo reduction of Ag nanoparticles on hydrothermally synthesized TiO(sub)2 ...Read more
Author:Kabongo, GL; Mhlongo, Gugu H; Mothudi, BM; Hillie, KT; Swart, HC; Dhlamini, MSDate:2014In this work, the sol–gel method was used to prepare Ytterbium (Yb(sup3+)) doped ZnO nano-phosphors with different concentrations of Yb(sup3+) ions. Their structural, morphological, photoluminescence, electronic states and the chemical ...Read more
Author:Suliman, Ridhwaan; Oxtoby, Oliver F; Malan, AG; Kok, SDate:Apr 2014This paper details the evaluation and enhancement of the vertex-centred finite volume method for the purpose of modelling linear elastic structures undergoing bending. A matrix-free edge-based finite volume procedure is discussed and compared ...Read more
Author:Apps, P; Tock, MLADate:12 Aug 2005Continuous liquid-liquid extraction is a versatile, reliable and robust sample preparation technique, but there is a tendency for the solvent to make channels through the sample, causing uneven and incomplete extraction. A simple, cheap ...Read more
Author:Hou, S; Ye, Y; Liao, S; Ren, Jianwei; Wang, H; Yang, P; Du, K; Li, J; Peng, HDate:Jan 2020An ultrathin layer of hydrophilic titanium dioxide (TiO2) is coated on the gas diffusion layer (GDL) to enhance the performance of a proton exchange membrane fuel cell (PEMFC) at low relative humidity (RH) and high cell temperature. Both of ...Read more
Author:Suliman, Ridhwaan; Oxtoby, Oliver F; Malan, AG; Kok, SDate:Jan 2010This paper presents the formulation, implementation and evaluation of an enhanced matrix free edge-based finite volume approach to model the mechanics of solids undergoing large non-linear deformations. The developed technology is evaluated ...Read more
Author:Fashedemi, OO; Ozoemena, KIDate:Dec 2013Palladium based nano-alloys are well known for their unique electrocatalytic properties. In this work, a palladium-decorated FeCo@Fe/C core-shell nanocatalyst has been prepared by a new method called microwave-induced top-down nanostructuring ...Read more
Author:Kemp, Lana; Steyn, W; Roux, Michael PDate:Sep 2022This paper introduces the application of technology solutions into the realm of bridge inspection methodologies in South Africa, aiming to enhance the current visual bridge inspection methodology. Unmanned Aerial Vehicles (UAVs) can be used ...Read more
Author:Zhang, M; Chen, M; Shao, Y; Song, H; Liu, L; Ren, Jianwei; Liao, SDate:Mar 2019A high-performance Ni/Mo co-doped lithium manganate composite material, LiNi0.03Mo0.01Mn1.96O4, is prepared by a solidstate method, then a biomass-derived carbon layer with ethyl cellulose as the carbon source is applied to the surface of the ...Read morecb
Author:Hou, S; Chi, B; Liu, G; Ren, Jianwei; Song, H; Liao, SDate:Nov 2017The performance of the proton exchange membrane fuel cell (PEMFC) is significantly improved through introducing nitrogen-doped carbon nanotubes (NCNTs) into the catalyst layer (CL) and microporous layer (MPL) of the membrane electrode assembly ...Read more
Author:Mthunzi-Kufa, Patience; He, K; Ngcobo, Sandile; Warner, JWDate:Feb 2014Literature reports graphene, an atomic-thick sheet of carbon atoms as one of the promising biocompatible scaffolds that promotes cellular proliferation in human mesenchymal stem cells. On the other hand, different mammalian cell lines including ...Read more
Author:Modaberi, MR; Rooydell, R; Brahma, S; Akande, Amos A; Mwakikunga, Bonex W; Liu, C-PDate:Nov 2018We report on enhancing the selectivity and response of room (23 °C) and high temperature H2S gas sensing through controlled Ni doping (0–10 at%) into ZnO nanorods (NRs) grown with a facile solution growth method using a single hybrid bimetallic ...Read more
Author:De Kock, TJ; Joubert, ZF; Verhaeghe, Benoit MJA; Rust, FCDate:Oct 1994The degree to which a road is capable of accommodating traffic is dependent on functionality and economics. The higher the traffic the greater the challenge. Porous asphalt is currently one of the best alternatives to meet functionality ...Read more