Author:Ngulube, T; Gumbo, JR; Masindi, Vhahangwele; Maity, ArjunDate:May 2019Nanoparticles have novel characteristics enabling them to efficiently decontaminate water hence the application of nanotechnology in wastewater treatment is being widely explored to tackle water pollution challenges. Industries are in a quest ...Read more
Author:Zheng, Haitao; Petrik, L; Mathe, Mahlanyane KDate:Apr 2010The first instance synthesis of porous poly(2,5benzimidazole) (ABPBI) membranes using sodium dodecyl sulfate (SDS) surfactants as templates is reported. The membranes were characterised by SEM, TGA, DSC and tensile tests. The tensile test ...Read more
Author:Pityana, Sisa L; Seleka, TS; Kruger, Johannes C; Moodley, MK; Rampedi, DL; Labuschagne, KDate:2006The success in keeping carbon nanotubes (CNT) bonded to stainless steel provides a possible method for the preparation of CNT-metal composites. Alternative methods for the preparation of CNT-metal composites include hot pressing, sintering, ...Read more
Author:Modibedi, Remegia M; Masombuka, T; Mohlala, M; Mathe, Mahlanyane KDate:Nov 2007The development of high performance electrode materials has been the key research objective in the field of direct alcohol fuel cells (DAFC) [1, 2, and 3]. A promising way to attain higher catalytic performance is to add a third element to ...Read more
Author:Roro, Kittessa T; Tile, N; Forbes, ADate:Apr 2012Nanocomposite materials have wide range of applications in solar energy conversion. In this work, C/NiO nanocomposite solar energy absorbing surfaces were prepared using sol-gel synthesis and deposited on aluminium substrates using a spin ...Read more
Author:Fosso-Kankeu, E; Mittal, Hemant; Waanders, F; Ntwampe, IO; Ray, Suprakas SDate:Feb 2016This research paper reports the removal of heavy metal ions from mine effluents using the gum karaya (GK)-grafted poly(acrylamide-co-acrylic acid) incorporated iron oxide magnetic nanoparticles (Fe3O4 MNPs) hydrogel nanocomposite [i.e., ...Read more
Author:Masombuka, T; Mkwizu, TS; Modibedi, Remegia M; Mathe, Mahlanyane KDate:Nov 2007Low temperature fuel cells with methanol or ethanol as the fuel represent an environmentally friendly technology and are attracting considerable interest as a means of producing electricity. High surface area carbon supported Pt is recognised ...Read more
Author:Zhou, S; Liu, G; Luo, HongzeDate:Sep 2021The lithium-rich materials xLi2MnO3·(1-x)LiMn1/3Ni1/3Co1/3O2, with uniform spherical shape of 1 µm are successfully prepared via a hydrothermal method combined with calcination process. The content of Li2MnO3 is tuned by adjusting the content ...Read more
Author:Latha, S; Selvamani, P; Suganya, G; Thimiri Govindaraj, Deepak B; Pal, TKDate:Jun 2021Magnetic microspheres incorporated with pantoprazole sodium—a proton pump inhibitor—were formulated by using two different polymers such as ethyl cellulose and Eudragit RS-100. The magnetic microspheres were prepared by emulsion solvent ...Read more
Author:Jayaramudu, J; Reddy, GSM; Varaprasada, K; Sadikua, ER; Ray, SS; Rajulu, AVDate:Apr 2013The development of commercially viable "green products", based on natural resources for the matrices and reinforcements, in a wide range of applications, is on the rise. The present paper focuses on Sterculia urens short fiber reinforced pure ...Read more
Author:Barnard, A; Chetty, A; Klumperman, BDate:Oct 2012The intelligent management of South Africa’s scarce water resources is a key focus area for the CSIR. This work aims to develop a rapid method for the detection of microbial
contamination in water to assist authorities in the prevention of ...Read more
Author:Streicher, SF; Sander, WJDate:1971Part of this report, compiled by S.F Striecher, deals with the preparation of the samples, while Part B, written by W.J. Sander , comprises the results of the carbonisation tests and coke testing.Read more
Author:Strydom, ESP; Wehmeyer, ASDate:Dec 1969Freeze-dried samples are used for analysis and the methods of preparation of samples for freeze-drying are discussed. Freeze-drying has obvious advantages but has also a few minor disadvantages. Difficulties encountered in the determination ...Read more
Author:Das, J; Pradhan, SK; Samantray, S; Sahu, DR; Mishra, DK; Srinivasu, VV; Roul, BKDate:Jan 2009In order to study the size dependent DMS (Diluted Magnetic Semiconductor) behavior of Mn doped ZnO, the authors have systematically prepared a series of nanosized green powder based on Mn doped ZnO (Zn 1-x Mn x O, where x=0.02 - 0.1) materials ...Read more
Author:Fuel Research InstituteDate:1951This report details how the absorption pipettes and combustion tubes are mounted on the apparatus in the sequence, starting from the burette.Read more
Author:Labuschagne, Philip W; Adami, R; Liparoti, S; Naidoo, Saloshnee; Swai, H; Reverchon, EDate:Nov 2014In this work supercritical assisted atomization (SAA) process was used for the co-precipitation of poly(d,l-lactide) (PDLLA) and rifampicin (RIF) as nanoparticles for sustained release applications. The effect of the variation of PDLLA/RIF ...Read more
Author:Morris, WM; Simpson, BRSDate:Feb 2004Radioactive water standards prepared in Marinelli beakers can pose a problem due to potential leakage that can both compromise the standard and present a safety hazard. These difficulties can be circumvented by solidifying the standard such ...Read more