Author:Govender, NicolinDate:May 2013This paper introduces the BLAZE-DEM code that is based on the Discrete Element Method (DEM) and specifically targeted for Graphical Processing Unit (GPU) platforms. BLAZE-DEM uses actual polyhedral particle representations as opposed to ...Read more
Author:Leigh, RADate:Mar 1976The response of three 55/45wool/cotton blend fabrics to bleaching with peroxide by conventional cold-pad-dwell and pad-steam methods under both acid and alkaline conditions has been examined, and compared with the performance of all wool and ...Read more
Author:Barkenhuysen, FA; Leigh, RADate:Aug 1977The bleaching of a 55/45 wool/cotton blended fabric with sodium chlorite and various reducing agents was investigated.Read more
Author:Van Rensburg, NJJDate:Aug 1972Cotton can be successfully bleached with emulsions of hydrogen peroxide in perchlorethylene by single step batch application.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:Van Rensburg, NJJDate:Sep 1971Wool can be bleached successfully with hydrogen peroxide in the presence of an organic phosphate acid derivative.Read more
Author:Aldrich, VDate:May 1976Two cottons differing by 4.2 mm in their 2.5 % span lengths (30.9 and 26.7mm) and by 6.1 cN/tex in their zero gauge bundle tenacities were blended and the resultant yarn and fabric properties measured.Read more
Author:Das, Sonali; Gupta, R; Kabundi, ADate:2009Is the wealth of information contained in 126 monthly series more useful in forecasting regional real house price growth rate for the 9 census divisions of the US?.Read more
Author:Das, Sonali; Gupta, R; Kabundi, ADate:Aug 2009This presentation deals with forecasting real house price growth in the nine census divisions of the US. Data rich environment of the FAVAR models that include a wide range of macroeconomic series of the US economy, besides the house price ...Read more
Author:Bachoo, ADate:Oct 2010Images and video captured in real world situations generally have distorted digital pixel values. A variety of situations can cause these image degradations: sensor motion, environmental conditions and random noise. A crucial procedure in ...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:Smith, S; Sewart, R; Land, K; Roux, P; Gärtner, C; Becker, HDate:Feb 2016Lab-on-a-chip devices are often applied to point-of-care diagnostic solutions as they are low-cost, compact, disposable, and require only small sample volumes. For such devices, various reagents are required for sample preparation and analysis ...Read more
Author:Lunga, DDate:Dec 2013Over the past decade, the problem of hyperspectral data clustering has generated a growing interest from various fields including the machine learning community. This paper presents an analysis of the traditional spectral clustering approach ...Read more
Author:Weiss, M; Botha, Adèle; Herselman, Martha E; Loots, GDate:May 2017Blockchain technology underpins a radical rethink of information privacy, confidentiality, security and integrity. As a decentralised ledger of transactions across a peer-to-peer network, the need for a central third party intermediate ...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:Steynberg, L; Erasmus, Louwrence D; Pretorius, LDate:Aug 2022There are opportunities for disruptive applications of blockchain technology in outbound logistics management, especially with peer-to-peer networking support to keep records of verified transactions in distributed ledgers without control by ...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