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Browsing by Impact Area "CeNAM"

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Active nanocomposite films based on low density polyethylene/organically modified layered bouble hydroxides/thyme oil to retain retail shelf life and quality of hass avocados

Author: Kesavan Pillai, Sreejarani ; Sivakumar, D ; Ray, Suprakas S ; Obianom, P ; Eggers, Sharon K ; Mhlabeni, T Date: Dec 2020 In this study, the ability of an active film containing volatile bioactives in post-harvest disease control and preservation of quality in avocados is explored as a non-traditional treatment method. Antimicrobial transparent flexible trilayer ... Read more
Active nanocomposite films based on low density polyethylene/organically modified layered bouble hydroxides/thyme oil to retain retail shelf life and quality of hass avocados

Author: Kesavan Pillai, Sreejarani ; Sivakumar, D ; Ray, SS ; Obianom, P ; Eggers, SK ; Mhlabeni, T Date: Nov 2020 In this study, the ability of an active film containing volatile bioactives in post-harvest disease control and preservation of quality in avocados is explored as a non-traditional treatment method. Antimicrobial transparent flexible trilayer ... Read more
Comparative study of graphene-polypyrrole and borophene-polypyrrole composites: Molecular dynamics modeling approach

Author: Folorunso, Oladipo ; Hamam, Y ; Sadiku, R ; Ray, Suprakas S ; Adekoya, GJ Date: 2021 In the search for the solution to energy storage problems, this study investigates the interfacial energy interaction and temperature stability of the composites made of polypyrrole-graphene-borophene (PPy-Gr-Bon) by using molecular dynamics ... Read more
Electro-Fenton Degradation of Selected Antiretroviral Drugs Using a Low-cost iron-modified carbon-cloth electrode

Author: Emej, IC ; Ama, OM ; Khoele, K ; Osifo, PO ; Ray, Suprakash S Date: Mar 2021 Human immunodeficiency virus (HIV) and acquired immune deficiency syndrome (AIDS) causes morbidity and mortality in infected patients. These epidemics are significantly reduced and treated globally with antiretroviral drugs (ARVDs). However, ... Read more
Equilibrium, kinetic, and thermodynamic studies of lead ion adsorption from mine wastewater onto MoS2-clinoptilolite composite

Author: Pandey, S ; Fosso-Kankeu, E ; Spiro, MJ ; Waanders, F ; Kumar, Neeraj ; Ray, Suprakas S ; Kim, J ; Kang, M Date: Dec 2020 This work explored the potential of clinoptilolite, molybdenum sulphide (MoS2), and MoS2-clinoptilolite composite in lead (Pb) removal from aqueous medium and industrial mining wastewater. MoS2-clinoptilolite composite was successfully prepared ... Read more
Influence of nanoparticles and their selective localization on the structure and properties of polylactide-based blend nanocomposites

Author: Nofar, M ; Salehiyan, Reza ; Ray, Suprakas S Date: Jun 2021 This article critically reviews the influence of different nanoparticle localization on the final structure-property relationships of polylactide (PLA)-based blend nanocomposites. The effects of kinetics and thermodynamic parameters on the ... Read more
Influence of nucleation and growth mechanisms on the heat deflection temperature of a reactively processed polypropylene nanocomposite

Author: Bandyopadhyay, Jayita ; Mekoa, Raphaahle C ; Makwakwa, Dimakatso M ; Skosana, Sifiso ; Ray, Suprakas S Date: Feb 2021 The development of a reactively processed polypropylene nanocomposite (PPNC) with consequential improvements in the heat deflection temperature (HDT), Vicat softening temperature (VST), and crystallization peak temperature (Tc) is reported ... Read more
Investigation of graphene loaded polypyrrole for lithium-ion battery

Author: Folorunso, O ; Hamam, Y ; Sadiku, R ; Adekoya, GJ ; Ray, Suprakash S Date: Apr 2020 The discredit state of lithium-ion (Ln) battery is as a result of the challenges associated with electrodes, inadequate power and energy densities. For a battery to be classified as suitable for electric vehicle and grid power suppliers, ... Read more
Morphology modulated photocatalytic activity of CeO2 nanostructures for selective oxidation of biobased alphaPinene to oxygenates

Author: Mavuso, MA ; Makgwane, Peter R ; Ray, Suprakash S Date: Nov 2020 The effective Ce3+/Ce4+ redox and oxygen mobility of CeO2 induced by tunable nanostructure morphology has attracted a great interest in photocatalytic organic synthesis. Herein, we report on the microwave‐assisted synthesis of CeO2 with ... Read more
Nanostructured Metal-Oxide Electrode Materials for Water Purification: Fabrication, Electrochemistry and Applications

Author: Ama, OM ; Ray, Suprakas S Date: 2020 Over 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
An overview of the recent advances in polylactide-based sustainable nanocomposites

Author: Banerjee, R ; Ray, Suprakas S Date: Jan 2021 The article reports recent advances in reference to the existing literature and presents a knowledge gap and potential solution ideas for polylactide (PLA) nanocomposites as sustainable materials. Various types of nanoparticles have been used ... Read more
Plastics in municipal drinking water and wastewater treatment plant effluents: Challenges and opportunities for South Africa - a review

Author: Iroegbu, AOC ; Sadiku, RE ; Ray, Suprakas S ; Hamam, Y Date: Mar 2020 Pervasive plastic wastes, pollution and detrimental environmental ethics are a serious threat in South Africa. Compared with global trends, most studies undertaken on plastic pollutions in water bodies across South Africa have generally been ... Read more
Proceedings of PPS2019 Europe Africa Regional Conference of the Polymer Processing Society, Pretoria, South Africa, 18-22 November 2019

Author: Ray, Suprakas S Date: 2020 The PPS Meeting is a leading conference on polymer processing and attracts internationally renowned scientists, engineers and designers in the field of polymer research and development. The goals of the International Polymer Processing Society, ... Read more
Pseudocapacitive material for energy storage application: PEDOT and PEDOT:PSS

Author: Adekoya, Gholahan J ; Sadiku, RE ; Hamam, Y ; Ray, Suprakas S ; Mwakikunga, Bonex W ; Folorunso, O ; Adekoya, OC ; Lolu, OJ ; Biotidara, OF Date: Nov 2020 The total volume of solar energy reaching the earth in every second is equivalent to the total energy usage by the entire human race for three days. With this vast amount of clean energy freely available to humanity, there is still heavy ... Read more
Qualitative assessment on the surfactant traces from the organically modified nanoclay containing polymer nanocomposite

Author: Khoza, Mary ; Sinha Roy, Jayita ; Ray, Suprakas S ; Ojijo, Vincent O Date: Nov 2020 Traces of quaternary ammonium salt from dispersed nanoclay in PA6/6.6 polymer nanocomposite may have some potential toxicological effects that could pose a risk to human health. Modified nanocomposite system was produced by masterbatch melt ... Read more
Statistical characterization and simulation of graphene-loaded polypyrrole composite electrical conductivity

Author: Oladipo, Folorunso ; Hamam, R ; Sadiku, R ; Ray, Suprakas S ; Adekoya, GJ Date: Dec 2020 In this study, an effective method has been described and adopted to quantify the diameter and length of graphene nanofiller. The experimentally measured graphene parameters were modelled by using the Weibull distribution. The fitted graphene ... Read more
The thermal degradation kinetics and morphology of poly(vinyl butyral) cast films prepared using different organic solvents

Author: Motlatle, Abesach M ; Bothloko, Orebotse J ; Scriba, Manfred R ; Ojijo, Vincent O ; Ray, Suprakas S Date: Nov 2020 Polyvinyl butyral (PVB) films are highly promising materials as they combine interesting thermal and structural morphology properties and in many cases coating viability. However, the polymerization ability of PVB films through solvent casting ... Read more
Thermal properties and nonisothermal crystallization behaviour of polypropylene nanocomposite

Author: Bandyopadhyay, Jayita ; Mekoa, Raphaale C ; Skosana, Sifiso ; Ray, Suprakas S Date: Nov 2020 Nucleated polypropylene (PP) masterbatch and the nanoclay-containing composite of PP are prepared by reactive processing method to improve the thermo-mechanical properties of virgin PP. PP masterbatch and the nanocomposite exhibits pronounced ... Read more

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