Author:Hunter, L; Gee, E; Smuts, SDate:Jul 1981In spite of the widely reported similarity of properly constructed STT yarns and two-ply ring spun yarns in terms of physical properties and weaving performance, a mill with a large Repco installation approached SAWTRI because of problems ...Read more
Author:Shiloh, MDate:Oct 1973Plain and twill weave light weight suiting fabrics were woven from each of three types of yarns; all-wool, 80/20 wool/nylon staple blends and 80/20 wool/nylon filament cores.Read more
Author:Melebari, A; Mishra, AK; Abdul Gaffar, MYDate:Oct 2015A major challenge in radar detection is to optimize both the detection performance and computation cost. In Constant False Alarm Rate (CFAR) algorithms, different detectors can be implemented like linear, square law or Bessel detectors. These ...Read more
Author:Loader, NJ; Robertson, I; McCarroll, DDate:01 Aug 2003The stable carbon isotope ratios (N13C) of whole wood, cellulose and acid-insoluble lignin from annual latewood increments of Quereus robur L., from modern and sub-fossil wood, were measured and their potential use as palaeo environmental ...Read more
Author:Bird, SLDate:Dec 1984The Stoll (flex), Martindale and Accelerator abrasion results of 64 plain and twill weave fabrics of differing fibre content and fabric mass were determined and compared.Read more
Author:Singh, A; Karsten, ADate:May 2011The accuracy of the calibration model for the single and double integrating sphere systems are compared for a white light system. A calibration model is created from a matrix of samples with known absorption and reduced scattering coefficients. ...Read more
Author:Hunter, LDate:Aug 1983Airflow measured micronaire, maturity and fineness values, obtained on lap and card and drawframe slivers, have been compared, the samples having been prepared for testing by opening and randomisation on wither a Shirley analyzer or an Essdiel ...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:Wise RM; Dye PJ; Gush, Mark BDate:Jun 2011Water resources in many catchments in South Africa (SA) are over committed and water is projected to become scarcer. The impacts of plantation forestry on water resources in SA are well known and legislation limits further afforestation. ...Read more
Author:Turpie, DWF; Geldard, A; Kruger, PJDate:Nov 1971The single swift metallic card gave results which favored its use in preference to the double swift fillet or double swift metallic cads for a long wool of 64's quality which was free to nearly free of vegetable matter.Read more
Author:Müller, H; Govender, G; Stumpf, WEDate:Jun 2011Semi-solid metal high pressure die casting was used to produce plates from traditional wrought Al-Mg-Si alloys 6082 and 6004, as well as from traditional casting Al-Si-Mg alloys A356 and F357. The high Si-content of the casting alloys offer ...Read more
Author:Möller, H; Govender, G; Stumpf, WEDate:Jun 2011The natural and artificial aging responses of wrought and SSM-HPDC alloy 6082 are compared. It is shown that the heat treatment response of this Al-Mg-Si alloy is not influenced by differences in microstructures produced by different processing ...Read more
Author:Bolokang, ASDate:2008Milling was carried out in flowing argon but was interrupted at regular time intervals to take samples for Xray diffraction (XRD). Because of exposure to air during the interruptions the powder was partly oxidized. The oxides formed did not ...Read more
Author:Lysko, Albert A; Burger, Chris R; Hagopian, EDate:Aug 2019The work compares Wi-Fi and television white space (TVWS) technologies for practical broadband communication links, specifically in rural areas. The paper starts with an overview of advantages and limitations of Wi-Fi and TVWS in terms of ...Read more
Author:Quass, FW; Coetzee, SDDate:1946Volatile determinations were carried out on nut and powdered coal samples in an electric muffle furnace.Read more
Author:Chifura, A; Nkomo, P; Chadwick, JDate:Sep 2008The increase in internet connectivity has created new avenues for smart cards to be used as identity tokens in distributed on-line web-services. To make this possible, one must be able to read the card and communicate with it using an ...Read more
Author:Hunter, L; Cawood, MP; Dobson, DADate:Sep 1981The performance of three different types of knots (dogs, fisherman's and weavers) during the knitting of different single jersey and double jersey structures has been compared.Read more
Author:Aldrich, De VDate:Mar 1975The lint produced from both hand picked and machine picked Deltapine 826 cotton was evaluated for processing efficiency, and yarn and fabric properties.Read more
Author:Smuts, S; Hunter, LDate:Mar 1974The tensile properties (extension at break and tenacity) of mohair and kemp fibres been compared at different gauge lengths, for various Cape and Basutu mohair types.Read more