Author:Lategan, KL; Walters, Chavon R; Pool, EJDate:Jan 2019Silver nanoparticles (AgNPs) are commonly found in consumer products due to their antimicrobial properties. This study evaluated the effects of AgNPs on the murine macrophage cell line RAW 264.7 and human whole blood cell cultures (WBCs). ...Read more
Author:Vhengani, LM; Griffith, D; Lysko, MDate:Jul 2012Modulation Transfer Function (MTF) is a measure of the spatial resolution of an optical imaging system. For Earth Observation (EO) imaging systems in space, continuous MTF assessment is crucial for data quality. Several techniques of measuring ...Read more
Author:Mlalila, N; Swai, H; Kalombo, Lonji; Hilonga, ADate:Dec 2014The goal of this study was to explore the effects of spray-drying on w/o/w double emulsions of methyltestosterone (MT) loaded in a stearic acid matrix. MT-loaded nanoparticles were formulated by a water-in-oil-in-water emulsion technique using ...Read more
Author:Ocloo, FCK; Ray, Suprakas S; Emmambux, NMDate:May 2019This study determines the effects of stearic acid and gamma irradiation, alone and in combination, on properties of amylose-lipid nanomaterials from pasted high amylose maize starch (HAMS) with and without alpha amylase hydrolysis. HAMS was ...Read more
Author:Lekoadi, Paul M; Tlotleng, Monnamme; Masina, Bathusile NDate:Dec 2021This work investigated the influence of heating temperature (°C) on the microstructure and microhardness of TiB/Ti6Al4V-ELI composite clads that were produced via in-situ alloying using laser metal deposition technique. The samples were ...Read more
Author:Botha, JG; Eloff, MM; Swart, IDate:Aug 2015The Protection of Personal Information (PoPI) Act was created to promote the constitutional right to privacy in South Africa by safeguarding personal identifiable information (PII). This Act respects the right to privacy of customers and ...Read more
Author:Ochonogora, OF; Meacock, C; Abdulwahaba, M; Pityana, Sisa L; Popoolaa, APIDate:Dec 2012Titanium metal matrix composite (MMCs) was developed on titanium alloy (Ti–6Al–4V) substrate with the aim of improving the hardness and wear properties by laser cladding technique using a Rofin Sinar 4 kW Nd: YAG laser. Wear investigations ...Read more
Author:Kiarii, EM; Govender, Krishna; Mamo, MA; Govender, PPDate:Jan 2019Two–dimensional TiSe2, with Yb14MnSb11 and AlSb9Yb11 thermoelectric materials, were used to generate heterostructures. The electronic and optical calculations were done using the Materials Studio 2018 modelling software package, employing the ...Read more
Author:Mofolo, MRO; Lysko, Albert A; Clarke, WA; Olwal, TODate:Sep 2011Influences of variations in the structural parameters (or antenna dimensions) of the five elements circular switched parasitic array (SPA) antenna at 2.4 GHz are investigated in this paper. Variations in the structural parameters are assumed ...Read more
Author:Davis, PCDate:1963An investigation was conducted to determine the effects of factors on the floatability of small samples of Greenside coal.Read more
Author:Van den Bergh, FDate:Jul 2011Image texture features extracted from high-resolution remotely sensed images over urban areas have shown promise in their ability to distinguish different settlement classes. Without any explicit mechanism to counter the effects of variable ...Read more
Author:Ramnath, L; Sithole, Bishop B; Govinden, RDate:Feb 2018Lipophilic extractives naturally occurring in wood tend to coalesce during pulping to form pitch deposits, which have particularly undesirable effects on the pulping process and quality of pulp produced. A chemical characterization of different ...Read more
Author:Van Wyk, Llewellyn V; Kumirai, TDate:Oct 2013The CSIR undertook an energy and thermal performance research project in 2011 on a house constructed with the Imison 3 Building System. The purpose was to analyse the energy and thermal performance of a highly insulated house in Pretoria. The ...Read more
Author:Abolnik, C; O’Kennedy, Martha M; Murphy, MA; Wandrag, BDRDate:Jun 2022Outbreaks caused by Goose/Guangdong H5 highly pathogenic avian influenza (HPAI)-lineage viruses continue to occur in unprecedented numbers throughout Eurasia, the Middle East and Africa, causing billions of dollars in economic losses and the ...Read more
Author:Abolnik, C; O'Kennedy, Martha M; Murphy, MA; Wandrag, DBRDate:Jun 2022Outbreaks caused by Goose/Guangdong H5 highly pathogenic avian influenza (HPAI)-lineage viruses continue to occur in unprecedented numbers throughout Eurasia, the Middle East and Africa, causing billions of dollars in economic losses and the ...Read more
Author:Sepotokele, KM; O’Kennedy, Martha M; Hayes, MC; Wandrag, DBR; Smith, P; Abolnik, CDate:Oct 2023Infectious bronchitis (IB) Gammacoronavirus causes a highly contagious respiratory disease in chickens that is listed by the World Organisation for Animal Health (WOAH). Its high mutation ability has resulted in numerous variants against which ...Read morecbnd
Author:Smith, Tanya; O'Kennedy, Maretha M; Wandrag, Daniel BR; Adeyemi, M; Abolnik, CDate:Jul 2019The efficacy, safety, speed, scalability, and cost-effectiveness of producing hemagglutinin-based virus-like particle (VLP) vaccines in plants is well-established for human influenza, but untested for the massive poultry influenza vaccine ...Read more
Author:Van Wyk, Llewellyn VDate:01 Sep 2010The Millennium Development Goals are the world’s targets for addressing extreme poverty in its many dimensions – income poverty, hunger, disease, lack of adequate shelter, and exclusion – while promoting gender equality, education and ...Read more
Author:Van Wyk, Llewellyn VDate:Aug 2017The purpose of this paper is to evaluate the efficacy of Science, Technology and Innovation (ST&I) interventions piloted on the Kleinmond Sustainable Human Settlement Project. Design/methodology/approach. Two surveys were undertaken: the first ...Read more