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Browsing Journal Articles by Author "Sadiku, R"

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Addition of Chromium and its effect on the microstructure and mechanical properties of laser- coated high carbon ferrochrome alloy on mild steel

Author: Aramide, BP ; Popoola, P ; Sadiku, R ; Jamiru, T ; Pityana, Sisa L Date: Aug 2021 Laser cladding is an additive manufacturing technology that can be utilized in surface strengthening, modification, and repair of components that are subjected to adverse working conditions. This can be accomplished by the addition of ... Read more
Antibiotic 3D printed Materials for healthcare applications

Author: Mokhena, Teboho C ; John, Maya J ; Mochane, MJ ; Sadiku, ER ; Motsoeneng, TS ; Mtibe, Asanda ; Tsipa, PC Date: May 2020 Since its introduction in the past 25 years, three-dimensional (3D) printing has been a major research topic owing to its potential to overcome the limitations of conventional 3D manufacturing techniques, that is, to control the overall ... Read more
Cellulose–polymer–Ag nanocomposite fibers for antibacterial fabrics/skin scaffolds

Author: Raghavendra, GM ; Jayaramudu, T ; Varaprasad, K ; Sadiku, R ; Ray, SS ; Raju, KM Date: Apr 2013 Natural carbohydrates (polysaccharides): gum acacia (GA) and gaur gum (GG) were employed in dilute solutions: 0.3%, 0.5% and 0.7% (w/v), as effective reductants for the green synthesis of silver nanoparticles (AgNPs) from AgNO3. The formed ... 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
Concurrent Enhancement of Multiple Properties in Reactively Processed Nanocomposites of Polylactide/Poly[(butylene succinate)-co-adipate] Blend and Organoclay

Author: Ojijo, Vincent O ; Ray, Suprakas S ; Sadiku, R Date: May 2014 Polylactide (PLA) and poly[(butylene succinate)-co-adipate] (PBSA) were reacted by being blended in a batch mixer in the presence of a chain extender, triphenyl phosphite (TPP), and two different types of organically modified clays—a ... Read more
Correlations between fibre diameter, physical parameters, and the mechanical properties of randomly oriented biobased polylactide nanofibres

Author: Selatile, Mantsopa K ; Ray, Suprakas S ; Ojijo, Vincent O ; Sadiku, R Date: Jan 2019 In this study, the tensile properties of systematically optimised, biodegradable polylactide (PLA) electrospum fibres are investigated in order to illuminate the influences of the factors that affect their mechanical properties such as fibre ... Read more
Depth filtration of airborne agglomerates using electrospun bio-based polylactide membranes

Author: Selatile, Mantsopa K ; Ray, Suprakas S ; Ojijo, Vincent O ; Sadiku, R Date: Feb 2018 We have investigated the filtration properties of electrospun bio-based polylactide air filter membranes by studying the kinetics of filtration and the influence of fiber diameter, fiber size, and the nature of dust particles on the depth of ... Read more
Development of bacterial-resistant electrospun polylactide membrane for air filtration application: Effects of reduction methods and their loadings

Author: Selatile, Mantsopa K ; Ojijo, Vincent O ; Sadiku, R ; Ray, Suprakas S Date: May 2020 The antimicrobial activity of fibrous membranes with electrospun polylactide (PLA)/silver nanoparticles (AgNPs) depends on the accessibility of the AgNPs, among other factors. The challenge is therefore to develop a suitable method for loading ... Read more
Development of microbial resistant Carbopol nanocomposite hydrogels via a green process

Author: Varaprasad, K ; Reddy, SM ; Jayaramudu, J ; Sadiku, R ; Ramama, K ; Ray, Suprakas S Date: 2014 The present scientific research resulted in the development of novel microbial resistant inorganic nanocomposite hydrogels, which can be used as antibacterial agents. They are promising candidates for advanced antimicrobial applications in ... Read more
Effect of boehmite alumina nanofiller incorporation on the morphology and thermal properties of functionalized poly(propylene)/polyamide 12 blends

Author: Ogunniran, ES ; Sadiku, R ; Ray, Suprakas S ; Luruli, N Date: Aug 2011 A composite of boehmite alumina nanoparticles and a PP/PA12 blend is prepared. WAXD and SEM suggest that a low filler loading enhances the coalescence of PA12, whereas a higher loading reverses the situation. DSC, DMA and TGA reveal that the ... Read more
Effect of nanoclay loading on the thermal and mechanical properties of biodegradable Polylactide/Poly[(butylene succinate)- co-adipate] blend composites

Author: Ojijo, Vincent O ; Ray, Suprakas S ; Sadiku, R Date: Apr 2012 Polylactide/poly[(butylene succinate)-co-adipate] (PLA/PBSA)-organoclay composites were prepared via melt compounding in a batch mixer. The weight ratio of PLA to PBSA was kept at 70:30, while the weight fraction of the organoclay was varied ... Read more
Effect of powder flowrate on the microstructure of FeCrV15 clad, developed via the laser cladding technique

Author: Aramide, B ; Sadiku, R ; Popoola, P ; Pityana, Sisa L ; Jamiru, T Date: Feb 2022 Steel utilized in mining and tillage devices is highly susceptible to wear and corrosion attacks due to its poor tribological property when presented to unfavorable working conditions common to mining and tillage activities. This leads to an ... Read more
Improving the durability of tillage tools through surface modification - a review

Author: Aramide, B ; Pityana, Sisa L ; Sadiku, R ; Jamiru, T ; Popoola, P Date: Jun 2021 Farming tools are often exposed to high wear rate in dry agricultural land areas. This makes the farming activity to have problems of recurrent labour, idle time, and the extra expenses in replacing the damaged implements like ploughshares. ... Read more
Influence of boehmite nanoparticle loading on the mechanical, thermal, and rheological properties of biodegradable polylactide/ poly(e-caprolactone) blends

Author: Agwuncha, SC ; Ray, SS ; Jayaramudu, J ; Khoathan, C ; Sadiku, R Date: Jan 2015 Blends of polylactide (PLA) and poly(e-caprolactone) (PCL) were melt-processed with boehmite (BAI) nanoparticles to produce ternary biocomposites with the intent of broadening the potential applications of PLA. The mechanical properties of ... Read more
Influence of extra chromium addition on the microstructure, hardness, and corrosion behaviour of high carbon ferrochrome FeCrV15 deposited through laser cladding on steel baseplate for tillage application

Author: Aramide, B ; Popoola, P ; Sadiku, R ; Jamiru, T ; Pityana, Sisa L Date: Nov 2021 Laser cladding is an additive manufacturing technology utilised in surface strengthening, modification, and repair of components subjected to adverse working conditions, such as tillage tools, which is accomplished by adding functionally ... Read more
Influence of vanadium-chromium carbide on the microstructure of reinforced FeCrV15 hardfacing

Author: Aramide, B ; Pityana, Sisa L ; Jamiru, T ; Popoola, P ; Sadiku, R Date: Aug 2021 The increasing manufacturing technologies are a crucial aspect of industrialization. Laser additive manufacturing is the process of manufacturing using laser (heat) technology to manufacture components from scratch and or strengthening and ... 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
Micostructural and mechanical properties of geopolymers synthesised from three coal fly ashes from South Africa

Author: Dludlu, MK ; Oboirien, Bilainu ; Sadiku, R Date: 2017 In this study, coal fly ashes (CFAs) from three different boiler sites in South Africa, Eskom (E coal fly ash), George Mukhari Academic Hospital (GMH coal fly ash), and KarboChem (KBC coal fly ash), were used to produce geopolymers. The coal ... Read more
The microstructure and anti-wear property of FeCrV15 and FeCrV15+Cr deposits fabricated via laser deposition on steel base-plate for soil-working tools

Author: Aramide, B ; Sadiku, R ; Popoola, P ; Pityana, Sisa L ; Jamiru, T Date: May 2022 The upgrade of the anti-wear property of steel base-plate for soil-working tools was done by depositing chromium–vanadium carbide deposits in situ via powder imbuement of FeCrV15 powder through laser cladding. The created specimens were exposed ... Read more
The microstructure and the wear performance of high carbon ferrochrome Fecrv15 and Fecrv15+cr manufacture through laser additive manufacturing on steel baseplate for tillage application

Author: Aramide, B ; Sadiku, R ; Popoola, P ; Pityana, Sisa L ; Jamiru, T Date: Jan 2022 The enhancement of wear performance of steel baseplate for tillage application was carried out by manufacturing vanadium-chromium carbide coatings in situ by powder infusion of high carbon ferrochrome FeCrV15 powder through laser additive ... Read more

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