Author:Cummings, FDate:Sep 2010This paper provides a background to photovoltaics, and goes on to discuss dye-sensitised solar cell research and development at the CSIR. An overview of TiO2 nanotube synthesis is given, followed by the discussing the manufacturing process ...Read more
Author:Smith, Andrew CDate:Jul 2008We present a low-cost, low-energy technology design that addresses the lack of readily available functional computers for the vast number of computer-illiterate people in developing countries. The tangible programming language presented is ...Read more
Author:Bezuidenhout, Petrone H; Land, Kevin J; Joubert, T-HDate:Sep 2016Electrochemical biosensing is used to detect specific analytes in fluids, such as bacterial and chemical contaminants. A common implementation of an electrochemical readout is a potentiostat, which usually includes potentiometric, amperometric, ...Read more
Author:Meinjes, AADate:1976This report describes the apparatus used to determine the low-temperature carbonisation properties of South Africa.Read more
Author:Carpanen, D; Webster, C; Pandelani, Thanyani A; Newell, N; Clasper, J; Masouros, SDate:Jul 2018The lower extremity is the most common body region injured in modern warfare which is characterised by proliferation of explosive weapons. Personnel on foot (dismounted) attacked by anti-personnel mines sustain predominantly an open pelvic ...Read more
Author:Butgereit, LL; Botha, RADate:Sep 2011MXit lingo is an abbreviated form of written English used by children, teenagers and young adults when communicating using MXit as a medium over cell phones. A stemmer for MXit lingo would enable a search engine such as Lucene to index stored ...Read more
Author:Woodborne, S; Vogel, JCDate:Oct 1997Deal with infrared-stimulated luminescence and thermoluminescence dates from Rose Cottage Cave in South Africa. Discrepancy between luminescence and radiocarbon dates; Concentration of radioactive elements in sediments before and after leaching ...Read more
Author:Mhlongo, Gugu H; Dhlamini, MS; Ntwaeaborwa, OM; Swart, HC; Hillie, KTDate:Feb 2014Luminescence properties of Pr(sup3+) single doped SiO2 and Pr(sup3+) co-doped SiO(sub2):Tb(sup3+)/Eu(sup3+) nanophosphors synthesized using sol–gel method were investigated. X-ray diffraction (XRD), and scanning electron microscope (SEM) were ...Read more
Author:Raleaooa, PV; Roodt, A; Mhlongo, Gugu H; Motaung, David E; Kroon, RE; Ntwaeaborwa, OMDate:Feb 2017The structure, particle morphology, optical and magnetic properties of ZnO, ZnS and ZnO-ZnS nanoparticles prepared by the sol-gel method are reported. ZnO and ZnS were combined at room temperature by an ex situ synthetic route to prepare ...Read more
Author:Sharma, A; Gumede, T; Kuun, C; McAlister, B; Qwabe, ODate:01 Sep 2010We present in this paper the design, development and pilot process of the Lwazi community communication service (LCCS), a multilingual automated telephone-based information service. The service acts as a communication and dissemination tool ...Read more
Author:Sharma Grover, A; Barnard, EDate:Apr 2011The authors present the design, development and pilot process of the Lwazi Community Communication Service (LCCS), a multilingual automated telephone-based information service. The service acts as a communication and dissemination tool that ...Read more
Author:Zhu, H; Ouahada, K; Abu-Mahfouz, Adnan MIDate:Oct 2021Smart homes are an integral component in developing smart cities. This paper studies the problem of real-time energy management of controllable loads for Internet of Things (IoT) connected homes with renewable energy generators and energy ...Read more
Author:Focke, RDate:Dec 2009This paper presents a scalable solution utilising FPGAs for high performance data processing. Part B of the paper covers topics relating to firmware and software development.Read more
Author:Duncker, Louiza C; Wilkinson, MDate:Jan 2012Enshrined in the South African Constitution is the right of all South Africans to an environment that is not harmful to their health or well-being and to have access to sufficient food and water. In fulfilling its role as regulator, in 2006 ...Read more
Author:Hwabamungu, B; Williams, QDate:Oct 2010The penetration of mobile phones and mobile technologies in developing countries has led to innovative developments of various m-Health applications. These applications have proven the potential of mobile technologies for improving the quality ...Read more
Author:Buitendag, A; Roux, L; Botha, Adèle; Herselman, Martha E; Van der Walt, JDate:May 2012Within Southern Africa the establishment of Living Labs for community development is steadily gaining momentum. The majority of the established living labs aim to improve and address various aspects and issues encountered in rural environments. ...Read more
Author:Moodie, BDate:1975One hundred and twenty-nine products prepared by 15 collieries in Natal were petrographically analyzed. The collieries producing the coal can conveniently be divided into six areas, and the coals belonging to area have similar petrographic ...Read more
Author:Moodie, BDate:1974A survey of the Maceral composition of the products prepared by the collieries in the Republic was initiated a number of years ago. The first report (Report No. 10 of 1974) dealt with the Maceral composition of the products prepared by the ...Read more