Author:Hattingh, J; Maree, GA; Ashton, PJ; Leaner, JJ; Turton, ARDate:2007The International Symposium on Ecosystem Governance held in South Africa during 2005 enabled scientists from several disciplines to debate issues relating to governance. The symposium provided an opportunity to explore the concept of governance, ...Read more
Author:Nzuza, P; Ramoelo, Abel; Odindi, J; Mwenge Kahinda, Jean-Marc; Lindeque, LDate:Nov 2021Land degradation is a complex environmental problem that requires robust decision-making processes that embrace diversity of local indigenous knowledge. Participatory approaches are essential in capturing the complexity in land degradation ...Read more
Author:Nzuza, P; Ramoelo, Abel; Odindi, J; Mwenge Kahinda, Jean-Marc; Lindeque, LDate:Nov 2021Land degradation is a complex environmental problem that requires robust decision-making processes that embrace diversity of local indigenous knowledge. Participatory approaches are essential in capturing the complexity in land degradation ...Read more
Author:Malatji, N; Popoola, API; Lengopeng, T; Pityana, Sisa LDate:Feb 2020High entropy alloys (HEAs) are new class of materials with a high potential to find use in structural applications where high corrosion and wear resistance are required. Their high configurational entropy, sluggish diffusion, cocktail effect ...Read more
Author:Malherbe, Johan; Engelbrecht, FA; Landman, WA; Engelbrecht, CJDate:Mar 2011The study provides perspective on the contribution of landfalling tropical systems (cyclones, depressions, storms and lows) from the southwest Indian Ocean (SWIO) towards rainfall over the eastern interior of southern Africa, over the period ...Read more
Author:Sivakumar, V; Bencherif, H; Begue, N; Thompson, AMDate:Jul 2011In this paper, tropopause characteristics observed from tropical to subtropical Southern Hemisphere stations using Southern Hemisphere Additional Ozonesonde (SHADOZ) data are presented for the 11-yr period of 1998–2008. Three different ...Read more
Author:Ntshabele, K; Isong, B; Gasela, N; Abu-Mahfouz, Adnan MIDate:Sep 2022The traditional Long-Range Wide-Area Network (LoRaWAN) uses an Advanced Encryption Standard (AES) 128 bit symmetric key to secure entities and data against several attacks. However, due to the existence of heterogeneous applications, designing ...Read more
Author:Ngcobo, Sandile; Ait-Ameur, K; Litvin, I; Hasnaoui, A; Forbes, ADate:Sep 2013We outline a simple laser cavity comprising an opaque ring and a circular aperture that is capable of producing spatially tuneable laser modes, from a Gaussian beam to a Flat-top beam. The tuneability is achieved by varying the diameter of ...Read more
Author:Chi, B; Hou, S; Liu, G; Deng, Y; Zeng, J; Song, H; Liao, S; Ren, JianweiDate:Jun 2018The wettability, or hydrophobic-hydrophilic balance, of cathode catalyst layer influences the performance of the proton exchange membrane fuel cell. In this paper, cathode catalyst layer with different polytetrafluoroethylene contents are ...Read more
Author:Chi, B; Hou, S; Liu, G; Deng, Y; Zeng, J; Song, H; Liao, S; Ren, JianweiDate:Jul 2018The wettability, or hydrophobic-hydrophilic balance, of cathode catalyst layer influences the performance of the proton exchange membrane fuel cell. In this paper, cathode catalyst layer with different polytetrafluoroethylene contents are ...Read more
Author:Wahab, OO; Olasunkanmi, LO; Govender, Krishna; Govender, PPDate:Jun 2019Effects of substituent groups on aqueous solubility, chemical reactivity and absorption wavelength of Disperse red 73 (DR73) were theoretically investigated using density functional theory (DFT) method. This study is in view of introducing ...Read more
Author:Salehiyan, Reza; Ray, Suprakas SDate:Oct 2018This article critically reviews the detailed fundamental understanding of the influence of conductive nanoparticle migration on the localization, and hence, electrical conductivity of immiscible polymer blend nanocomposites. Three types of ...Read more
Author:Opoku, F; Govender, Krishna; Van Sittert, CGCE; Govender, PPDate:Sep 2018The depleting sources of non–renewable fossil fuels and their adverse effect on the environment have driven the global interest to find an efficient and suitable material for hydrogen generation via a water splitting process. In this theoretical ...Read more
Author:Mofokeng, Tladi G; Ray, Suprakas S; Ojijo, Vincent O; Salehiyan, RezaDate:Sep 2017The present study reports the dependence of the nano/micro-structure and properties of polypropylene (PP)/ethylene vinyl acetate (EVA)/nanoclay ternary composites on the kinetics and thermodynamics of the melt-mixing process. The size of ...Read more
Author:Agboola, BO; Ozoemena, KI; Nyokong, T; Fukuda, T; Kobayashi, NDate:Mar 2010The integration of phenylamine-functionalised SWCNTs (SWCNT-phenylamine) with a novel cobalt (II) octa[(3,5-biscarboxylate)-phenoxy] phthalocyanine (CoOBPPc) complex has been described. The physical and electrochemical properties of the ...Read more
Author:Prabhakar, Shashi; Mabena, Chemist M; Konrad, T; Roux, FSDate:Jan 2018The effect of a decoherence channel, such as a turbulent atmosphere, on the second-order quantum interference in the Hong-Ou-Mandel (HOM) effect is investigated. The investigation includes both theoretical analyses and an experimental ...Read more
Author:Gelderblom, CM; Van Wilgen, BW; Nel, JL; Sandwith, T; Botha, M; Hauck, MDate:Jul 2003The Cape Floristic Region and adjoining marine areas have exceptionally high levels of biodiversity and endemism, concentrated in a relatively small area of 90,000 km2. Major threats to this biodiversity include the loss of habitat to ...Read more