Author:Cele, NP; Ray, Suprakas S; Sikhwivhilu, LDate:2012Nafion-based nanocomposite membranes containing various amounts of titania nanotubes (TNTs) as an inorganic filler have been prepared using melt-mixing method and have been investigated for proton exchange membrane applications. The one-dimensional ...Read more
Author:Ojijo, Vincent O; Ray, Suprakas SDate:May 2014This article gives an overview of the recent developments in the preparation, characterisation, properties, crystallisation behaviour, and melt rheology of clay-containing composites of biodegradable synthetic aliphatic polyesters such as ...Read more
Author:Moeta, Pheeha J; Wesley-Smith, J; Maity, Arjun; Thwala, MelusiDate:Jun 2019In order to address risks associated with nanotechnology, there needs to be improved understanding of potential sources of engineered nanomaterials (ENMs) into the environment. Nano-enabled products (NEPs) are amongst such sources, and the ...Read more
Author:Wilson, KC; Manikandan, E; Basheer Ahamed, M; Mwakikunga, Bonex WDate:2014We report on surface morphology changes of in situ tin (Sn) doped cadmium sulphide (CdS) thin film nanostructures prepared on a glass substrate using the chemical bath deposition (CBD) technique. Sn-doping in the presence of triethanolammine ...Read more
Author:Ray, Suprakas S; Irougbu, AOCDate:Feb 2021Water is critical for all lives to thrive. Access to potable and safe water has been argued to rank top among the prerequisites for defining the standard of living of a nation. However, there is a global decline in water quality due to human ...Read more
Author:Tshweu, L; Katata, L; Kalombo, Lonji; Swai, HDate:Oct 2013Current treatments available for human immunodeficiency virus, namely antiretrovirals, do not completely eradicate the virus from the body, leading to life-time commitment. Many antiretrovirals suffer drawbacks from toxicity and unpleasant ...Read more
Author:Mvango, Sindisiwe; Matshe, William MR; Balogun, AO; Pilcher, LA; Balogun, Mohammed ODate:Dec 2018Malaria is one of the oldest infectious diseases that afflict humans and its history extends back for millennia. It was once prevalent throughout the globe but today it is mainly endemic to tropical regions like sub-Saharan Africa and South-east ...Read more
Author:Makgwane, Peter R; Ray, Suprakas SDate:Jul 2013Highly dispersed, nanosized ruthenium (Ru) particles anchored on carbon nanofibers (CNFs) with varying Ru loadings (1–7 wt.%) showed effective catalytic activity in the aerobic oxidation of p-cymene using molecular oxygen. The activity of the ...Read more
Author:Pillay, S; Pillay, J; Ejikeme, PM; Makgopa, K; Ozoemena, KIDate:Feb 2015The electrochemical redox properties of a surface-confined thin solid film of nanostructured cobalt(II) tetracarboxyphthalocyanine integrated with multiwalled carbon nanotube (nanoCoTCPc/MWCNT) have been investigated. This novel nanoCoTCPc/MWCNT ...Read more
Author:Wang, K; Kang, X; Ren, Jianwei; Wang, PDate:Nov 2016In this study, nanostructured graphite (nano-G) was added to LiBH(sub4) and examined with respect to its effect on the hydrogen storage properties of the system. Our study found that nano-G is an effective additive for promoting the reversible ...Read more
Author:Ray, Suprakas S; Salehiyan, RezaDate:Sep 2019Nanostructured Immiscible Polymer Blends: Migration and Interface covers a wide range of nanoparticle types, emphasizing the mechanisms and parameters involved in the migration of nanofillers inside immiscible polymer blends. This book explores ...Read more
Author:Ama, OM; Ray, Suprakas SDate:2020Over the last two decades, “nanostructured materials” or “nanostructures” have become popular terms, not only among researchers, but also the general public. Owing to their extraordinary and unexpected behavior; nanostructures have gained ...Read more
Author:Siswana, MP; Ozoemena, KI; Geraldo, DA; Nyokong, TDate:Aug 2010This work reports for the first time that nanostructured nickel (II) phthalocyanine/multiwalled carbon nanotubes composite supported on a basal plane pyrolytic electrode (NiPcNP/MWCNT-BPPGE) could potentially serve as a viable platform for ...Read more
Author:Ozoemena, Kenneth IDate:2016The alkaline direct alcohol fuel cell (ADAFC) is an environmentally friendly electrochemical energy source that can drive a plethora of consumer and portable electronics. Research in ADAFCs has continued to attract major attention due to their ...Read more
Author:Egambaram, Oriela P; Kesavan Pillai, Sreejarani; Lategan, M; Ray, Suprakas SDate:Mar 2019The harmful effects of long-term UV exposure on human skin are increasingly understood these days, and therefore, the use of topical sunscreen products containing UV filters has significantly increased. Although the currently used organic and ...Read more
Author:Musee, NDate:Aug 2011The burgeoning nanotechnology industry is rapidly generating new forms of waste streams generically referred herein as nanowastes. However, little is known about the fate and behavior of these waste streams and their impacts thereof in different ...Read more
Author:Phahlamohlaka, Letlibe J; Théron, J; Aschmann, MJDate:2022Cybersecurity has evolved over the years, and today cyberattacks instigated by cyber-criminals, nation states, or insider threat actors are part of regular headline news. In South Africa and around the world, the number of cyberattacks or ...Read more