Author:Pearce, K; Pretorius, WADate:Jan 1998A case study is presented where the feasibility of bioventing was assessed for the remediation of a petroleum-contaminated site. This was achieved through the determination of the radius of influence of a single vent well, the soil gas ...Read more
Author:Khamlich, S; Nemraoui, O; Mongwaketsi, N; McCrindle, R; Cingo, N; Maaza, MDate:2012Monodisperse spherical core–shell particles of Cr/a-Cr2O3 with high adhesion were successfully coated on rough copper substrates by a simple self-assembly-like method for the use in solar thermal absorbers. The structure and morphology of the ...Read more
Author:Andrew, JE; Johakimu, Jonas K; Sithole, Bishop BDate:2014The effect of hemicellulose pre-extraction of South African Eucalyptus grandis wood chips using green liquor, on subsequent kraft pulping and bleaching processes was studied. This was done in the context of a biorefinery mill producing both ...Read more
Author:De Witt, JJ; Van Rooyen, GJDate:May 2009Although the quadrature mixing radio front-end offers an attractive way to perform frequency translation, its image-rejection capability is severely affected by the gain and phase imbalances (I/Q imbalances) between its two analog signal ...Read more
Author:Vlok, JD; Olivier, JCDate:Jun 2014Several existing direct-sequence spread spectrum (DSSS) detection and estimation algorithms assume prior knowledge of the symbol period or sequence length, although very few sequence-length estimation techniques are available in the literature. ...Read more
Author:Ramazhamba, Pardon T; Venter, HDate:Oct 2023Criminal justice systems around the world encounter missing case dockets and digital evidence. Problems are also posed by the mechanisms used to share criminal case data, especially email and paper documents that provide exposure to illegal ...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:Isong, B; Vhahangwele, T; Abu-Mahfouz, Adnan MIDate:Jun 2023Client-server-based healthcare systems are unable to manipulate a high data volume, prone to a single failure point, limited scalability, and data integrity. Particularly, several measures introduced to help curb the spread of Covid-19 were ...Read morecbnd
Author:Saasa, Valentine; Beukes, M; Lemmer, Yolandy; Mwakikunga, Bonex WDate:Dec 2019Analysis of volatile organic compounds in the breath for disease detection and monitoring has gained momentum and clinical significance due to its rapid test results and non-invasiveness, especially for diabetes mellitus (DM). Studies have ...Read more
Author:Raw, JL; Van Niekerk, Lara; Chauke, O; Riddin, T; Adams, JBDate:Feb 2023Blue carbon ecosystems (mangroves, salt marshes, and seagrasses) contribute towards climate change mitigation because they are efficient at sequestering atmospheric CO2 into long-term total ecosystem carbon stocks. Destruction or disturbance ...Read more
Author:Mokoena, Teboho P; Tshabalala, Zamaswazi P; Hillie, Kenneth T; Swart, HC; Motaung, DEDate:Sep 2020The detection of hazardous and toxic gases in homes and corporate world, with highly sensitive and selective manner continues to be of great interest. Therefore, we report on the gas sensing characteristics of NiO nanostructures with crystallite ...Read more
Author:Pieterse, Heloise; Olivier, MSDate:Sep 2014Bluetooth is popular technology for short-range communications and is incorporated in mobile devices such as smartphones, tablet computers and laptops. Vulnerabilities associated with Bluetooth technology led to improved security measures ...Read more
Author:Meissner, RichardDate:Oct 2015Allen and Barbara Isaacman give a sobering account of the consequences of large dams on people living in such a project's immediate vicinity and further afield. The authors focus not only on the impacts on people, but also the social-ecological ...Read more
Author:Meissner, RichardDate:Jul 2015Stijn Brouwer’s study of policy entrepreneurs in the Dutch water sector is an excellent example of how an investigation into these political actors needs to be conducted. In this investigation the author was very thoughtful in how he defined ...Read more
Author:Davel, M; Barnard, EDate:Jul 2006Bootstrapping techniques can accelerate the development of language technology for resource-scarce languages. We (the authors) define a framework for the analysis of a general bootstrapping process whereby a model is improved through a ...Read more
Author:Vogt, DDate:Dec 2006Borehole radar is an electromagnetic tool that can be applied to assist in the delineation of orebody geometry, ideally using routinely drilled cover and exploration boreholes. Successful trials of borehole radar for delineating reef horizons ...Read more
Author:Wheeler, J; Wong, A; Marondedze, C; Groen, AJ; Kwezi, LusisizweDate:Jun 2017The brassinosteroid receptor brassinosteroid insensitive 1 (BRI1) is a member of the leucine-rich repeat receptor-like kinase family. The intracellular kinase domain of BRI1 is an active kinase and also encapsulates a guanylate cyclase catalytic ...Read more
Author:Verryn, SDDate:2008A challenge for breeders and wood quality researchers of today is to appropriately respond to a complex environment demanding more productivity, higher quality, and a quicker adaptation of their crops to rapid changes. This is mirrored in the ...Read more