Author:Steenkamp, Anton J; Venter, Karien; De Saxe, Christopher; Kemp, LanaDate:Jul 2021Road transport is a highly competitive industry and is renowned for low profit margins. Road transport however accounts for almost 6 % of the Gross Domestic Product (GDP) and is the backbone of the economy. The Performance-Based Standards ...Read more
Author:Kamdar, A; Kienhöfer, F; Emwanu, B; Heyns, G; Nordengen, Paul ADate:Oct 2018This paper presents operational improvement outcomes of the Road Transport Management System (RTMS) in South Africa. The RTMS is a voluntary, self-regulation scheme that encourages consignees, consignors and road transport operators toward ...Read more
Author:Landman, WA; Beraki, Asmerom FDate:Sep 2011The development of operational seasonal prediction as a science in South Africa is explained, as well as the current forecast systems and how they may further evolve.Read more
Author:Oosthuizen, Rudolph; Roodt, JHSDate:Jun 2012Combat presents a complex system that requires effective management to ensure successful completion of missions. Management of own forces and other assets in the pursuit of mission objectives is performed by the Command and Control (C2) system. ...Read more
Author:Machete, FannieDate:Oct 2016Household energy consumption, transport and waste disposal contribute 51.2%, 32.8% and 16% of anthropogenic carbon to the atmosphere, respectively. Although most of the waste based carbon is convertible into various forms of energy for ...Read more
Author:Anandjiwala, RDDate:Jun 2013Natural fibers, such as flax, hemp, kenaf, coir, sisal and jute, are gaining increasing importance in automotive, aerospace, packaging, fiber-reinforced composites and other technical and industrial applications. This is due to the fact that ...Read more
Author:Mushwana, CrescentDate:Sep 2015In 2014, 93 GW of wind and PV were newly installed globally, and until today renewables are mainly driven by the United States, Europe and China. South Africa has implemented an Integrated Resource Plan 2010 which highlights a plan of the ...Read more
Author:Mafusire, C; Forbes, A; Michaelis, MM; Snedden, Glen CDate:Aug 2010Gas lenses work on the basis that aerodynamic media can be used to generate a graded refractive index distribution which can be used to focus a laser beam. Examples of these are the spinning pipe gas lens (SPGL) and the flame lens (FL). The ...Read more
Author:Singh, A; Karsten, AEDate:Jul 2011Optical Coherence Tomography (OCT) has been used in biomedical applications as a method to non-invasively detect changes occurring in tissue such as the detection of skin cancer. The effect of skin tone on detection of skin cancer has however ...Read more
Author:Karsten, AE; Singh, A; Ndhundhuma, IDate:Jan 2010In this study a commercial FD-OCT (Model OCM1300SS) by Thorlabs Inc., USA was used. This system has the following performance specifications: 1300nm centre operating wavelength, a 110nm 3dB spectral bandwidth, transverse spatial air resolution ...Read more
Author:Jonathan, E; Dam, JSDate:Jul 2008The hand palm is an important human body part primarily for physical manipulation of the environment. For example, palmar hyperhidriotics report a low quality of life due to excessive palmar sweating disrupting normal palm use. As a body part ...Read more
Author:Willers, Cornelius JDate:Sep 2009From its humble beginnings in an optical workshop in the Mowbray office for Triangulation in the 1930s and the subsequent formation of the Division for Optics and Spectroscopy at the National Physical Research Laboratory within the CSIR during ...Read more
Author:Masina, Bathusile N; Forbes, A; DeGama, MPDate:Jul 2009In principle all objects emit thermal radiation as a consequence of their temperature. The thermal radiation emitted by an object depends on its temperature, surface condition and thermal properties. A thermography camera senses the emission ...Read more
Author:Roro, Kittessa T; Tile, N; Forbes, ADate:Dec 2010Nanocomposite thin films are widely used for solar thermal applications. Using carbon nanoparticle containing metal oxide as a spectrally selective solar absorber coating has grown significantly in recent years. Recently, Katumba et al. have ...Read more
Author:Masina, Bathusile N; Forbes, ADate:Sep 2010This presentation acknowledges that temperature induces damage in the diamond bits due to friction during the drilling process. The temperature of the diamond sample can be raised by laser heating it.Read more
Author:Bachoo, AK; Le Roux, F; Nicolls, FDate:Apr 2011Optical (visual) tracking is an important research area in computer vision with a wide range of useful and critical applications in defence and industry. The tracking of targets that pose a threat or potential threat to a country's assets and ...Read more
Author:Ismail, Y; Mclaren, MG; Forbes, ADate:Jul 2009This presentation provides information on optical trapping and tweezing using a spatial light modulator.Read more