Author:Kebede, Mesfin A; Kunjuzwa, N; Ozoemena, KI; Mathe, Mahlanyane KDate:Oct 2012Spherical pristine LiMn(sub2)O(sub4) and Ni doped LiNixMn(sub2-x)O(sub)4 (x=0.1, 0.2, 0.3, 0.4, 0.5) cathode materials for lithium ion battery with high first cycle discharge capacity and excellent cycle performance were synthesized using the ...Read more
Author:Makiwa, G; Katumba, G; Olumekor, LDate:Aug 2008The authors present a cheaper and environmentally friendly method to fabricate efficient spectrally selective solar absorber materials. The sol-gel technique was used to fabricate carbon-silica (C-SiO2) and carbon-nickel oxide (C-NiO) composite ...Read more
Author:Dejene, FB; Kebede, Mesfin ADate:Jul 2011Effect of Tb3+ ion concentrations on the structural and persistence luminescence properties of CaSixOy:Tb3+ crystals were evaluated using powders grown by the solution combustion technique. The XRD study indicates the change of phase from ...Read more
Author:Matshe, William MR; Tshweu, Lesego L; Balogun, Mohammed ODate:Oct 2018Chitosan (CS) is a semi-synthetic polysaccharide derived from the most abundant naturally occurring polymer, chitin. It has found applications in fields as diverse as health, cosmetics, agriculture, environmental remediation etc. While ...Read more
Author:Swartbooi, Ashton M; North, Brian CDate:Nov 2008Current methods employed to synthesise carbon nanotubes (CNTs) include hot-wire chemical vapour deposition (CVD) techniques as well as laser ablation. These methods however produce small amounts of nanotubes at a high production cost. The use ...Read more
Author:Liu, G; Wen, L; Kebede, Mesfin A; Luo, HDate:Dec 2011Lithium-ion batteries are now well established in the market as the rechargeable power source. The spinel Li4Ti5O12 has many advantages over the graphite, although, which has been used as anode since lithium ion batteries was invented. Li4Ti5O12 ...Read more
Author:Masindi, Vhahangwele; Mugera, GW; Hlanganani, T; De Beer, MorrisDate:Aug 2015This paper evaluated the application of cryptocrystalline magnesite-bentonite clay composite for treatment of acid mine drainage (AMD). Bench laboratory studies were used to evaluate the treatment of AMD.Read more
Author:Moodley, MK et al.Date:27 Feb 2006Single-walled carbon nanotubes were synthesised by the laser vaporisation of graphite composite targets in a tube furnace. Two pulsed Nd:YAG lasers operating at fundamental (1 064 nm) and 2nd harmonic (532 nm) were combined, focused and ...Read more
Author:Musyoka, Nicholas M; Swartbooi, Ashton M; Langmi, Henrietta W; North, Brian CDate:Oct 2013Hydrogen storage has been a key bottle-neck in the actualization of hydrogen as an energy carrier. The new field of hydrogen storage in templated carbonaceous materials has excited many researchers and considerable effort is being directed ...Read more
Author:Gouws, JF; Majozi, TDate:Jun 2008Wastewater minimization in batch processes has gained much attention in the very recent past. Mainly 2 reasons lie behind this heightened interest. Firstly, batch operations are inherently flexible, which renders them ideal for volatile ...Read more
Author:Venter, Karien; Muronga, KhangweloDate:Jul 2016The Naturalistic Driving Study (NDS) methodology has in the past decade proven extremely valuable in providing rich contextual information about the driver, the vehicle and driving environment. Internationally the uptake of the methodology ...Read more
Author:Schwegmann, CP; Kleynhans, WDate:Oct 2014Maritime Domain Awareness is an initiative started to help each sea-bordering country improve its understanding of its Exclusive Economic Zone. A country that improves its Maritime Domain Awareness ensures that activities such as piracy and ...Read more
Author:Schwegmann, Colin P; Kleynhans, Waldo; Salmon, BP; Mdakane, Lizwe W; Meyer, Rory GVDate:Jul 2018Deep Learning has become a common applied technique to improve results in a variety of detection scenarios, including Synthetic Aperture Radar ship detection. One of the most common Deep Learning techniques, Convolutional Neural Networks, ...Read more
Author:Schwegmann, Colin P; Kleynhans, Waldo; Salmon, BP; Mdakane, Lizwe W; Meyer, Rory GVDate:Jul 2017A major task in any discrimination scenario requires the collection and validation of as many examples as possible. Depending on the type of data this can be a time consuming process, especially when dealing with large remote sensing data ...Read more
Author:Thimiri Govindaraj, Deepak BDate:Nov 2021Optimizing Drug discovery and Translation is one of the key tracks in Global Challenges Annual meeting 2019 and is the critical factor in achieving UN Sustainable Development Goals 3 Good Health and Well Being. WHO reports Cancer is the second ...Read more
Author:Henriques, R; Lelek, M; Fornasiero, EF; Valtorta, F; Zimmer, C; Mhlanga, MusaDate:31 Aug 2010Super-resolution microscopy using photoswitchable molecules requires fast and efficient software for single molecule detection, localization, drift correction and visualization. However, there is still a dearth of freely available, flexible ...Read more