Author:Ryan-Keogh, Thomas JDate:Jul 2021The uptake and application of single turnover chlorophyll fluorometers to the study of phytoplankton ecosystem status and microbial functions has grown considerably in the last two decades. However, standardization of measurement protocols, ...Read more
Author:Mtetwa, NS; Tarwireyi, P; Sibeko, CN; Abu-Mahfouz, Adnan MI; Adigun, MDate:Jan 2022The Internet of Things (IoT) is changing the way consumers, businesses, and governments interact with the physical and cyber worlds. More often than not, IoT devices are designed for specific functional requirements or use cases without paying ...Read more
Author:Alexander, Kabamba; Malatji, Kanyane; Mulaudzi, TakalaniDate:May 2020Tandemers 2MG, 2MG3, 3MG and 4MG are derivatives of the potent anti-HIV-1 microbicide candidate griffithsin (GRFT). We compared these compounds anti-HIV-1 activity to GRFT using the viruses CAP206.08 and CAAN5342.A2 that have decreased ...Read more
Author:Giddy, Isabelle; Swart, S; Du Plessis, Marcel; Thompson, AF; Nicholson, Sarah-AnneDate:Mar 2021In the sea-ice-impacted Southern Ocean, the spring sea-ice melt and its impact on physical processes set the rate of surface water mass modification. These modified waters will eventually subduct near the polar front and enter the global ...Read more
Author:Mpofu, Mvikel; Ngobese, Sibusiso SG; Maphalala, B; Roberts, David P; Khan, SumayaDate:Jan 2021This paper details an assessment of stemming practices at a South African opencast coal mine and their influence on ground vibration and air blast. Quantitative and qualitative analysis methods were used for the study. The parameters assessed ...Read more
Author:Arabi, Sumaiya; Taljaard, Susan; Weerts, Steven PDate:Mar 2022Globally sustainable environmental practices in ports have been linked to socio-economic benefits. While African ports are increasingly acknowledging environmental issues and starting to address these in environmental policy, many are still ...Read more
Author:Engelbrecht, FA; Monteiro, Pedro MSDate:Nov 2021The release of the Intergovernmental Panel on Climate Change (IPCC) Assessment Report Six (AR6) Working Group I (WG1) report in August 2021 brought to completion what is arguably the most thorough and scrutinised assessment of climate knowledge ...Read more
Author:Faniso, Zimbini; Magimisha, E; Malatji, TDate:Jul 2021This paper presents the analysis of Aerosol Optical Depth (AOD) level data monitored through the Cimel CE 318A Sun-photometer over the year seasons of 2014. The data was collected at the Council for Scientific and Industrial Research (CSIR), ...Read more
Author:Grobler, J; Harding, KG; Smit, Monique; Ramchuran, Santosh O; Durand, P; Low, MDate:Sep 2021In this study, a South African indigenous microalga Acutodesmus bajacalifornicus was evaluated in different cultivation media. Eleven potential cultivation media were identified and tested on A. bajacalifornicus, a potential source for biodiesel ...Read more
Author:Geldasa, FT; Kebede, Mesfin A; Shura, MW; Hone, FGDate:Feb 2022Among the existing commercial cathodes, Ni-rich NCM are the most promising candidates for next-generation LIBs because of their high energy density, relatively good rate capability, and reasonable cycling performance. However, the surface ...Read more
Author:Dawood, Zubeida C; Mkuzangwe, Nenekazi NPDate:Mar 2022There is a growth of cyber-attacks in South Africa. Seeing that there are over 38 million Internet users in South Africa, this is no surprise. The South African government has published the National Cybersecurity Policy Framework (NCPF) and ...Read more
Author:Fagbemi, Olajumoke D; Sithole, Bishop BDate:Sep 2021The present study investigate the beneficiation potential of extracted keratin protein hydrolysate from chicken feather waste biomass as bio-adhesive for the production of particleboard. Chicken feathers were hydrolyzed using hybrid alkaline ...Read more
Author:Fuku, Xolile G; Modibedi, Remegia M; Mkhohlakali, Andile; Mathe, Mahlanyane KDate:Aug 2021The co-existence of metal oxides (MO) and activated carbon (AC) causes changes in the catalytic behaviour and activity which would contribute greatly to a number of applications. Pd–AC/Bi2O3/CuO synthesized via the green process was used as ...Read more
Author:Matseke, Mphoma, S; Zheng, Haitao; Mathe, Mkhulu K; Carleschi, E; Doyle, BDate:Dec 2021Recently, several researchers have found that the manganese ferrite (MnFe2O4) nanoparticle can be a promising candidate for the oxygen reduction reaction (ORR). However, the MnFe2O4 nanoparticles still face challenges on their ORR activity ...Read more
Author:Pandelani, Thanyani A; Modungwa, Dithoto MDate:Apr 2022Objective: Antivehicular landmines (AVLs) and underbelly improvised explosive devices (IEDs) are found to be some of the major threats for military vehicles and their occupants. Anthropomorphic test devices (ATDs) such as the 50th percentile ...Read more
Author:Semelane, Maphumzane S; Nwulu, N; Kambule, N; Tazvinga, HDate:Aug 2021The global energy transition may have unintended consequences for businesses that provide services to the coal sector. Businesses operating in coal regions like Steve Tshwete Local Municipality (STLM) might be left stranded due to the coal ...Read more
Author:Naidoo, Laven; Main, Russell, S; Cho, Moses, A; Madonsela, Sabelo; Majozi, Nobuhle, PDate:Jan 2022Maize has been identified as a strategic commodity for the reduction of poverty and enhancement of food security in the African continent. Climate variability and difficult economic conditions are pressuring farmers to produce higher (maize) ...Read more