A.P.I. Popoola
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View article: Comparative investigation on densification, mechanical and wear characteristics of spark plasma-sintered refractory nitride-reinforced Ti6Al4V-based composites
Comparative investigation on densification, mechanical and wear characteristics of spark plasma-sintered refractory nitride-reinforced Ti6Al4V-based composites Open
Composites of Ti6Al4V reinforced with 1, 3, and 5 wt. % of three distinct refractory nitrides: h -BN, TiN, and AlN nanoparticles, were fabricated using spark plasma sintering (SPS). The sintered composites were characterized and investigat…
View article: Thermal, structural, and morphological features of Zea mays husk activated carbon for low pressure hydrogen physisorption
Thermal, structural, and morphological features of Zea mays husk activated carbon for low pressure hydrogen physisorption Open
Plant-sourced biomass is a natural, renewable material that has proven to be a good substitute for fossil fuels in energy. Activated carbon (AC) is a carbonized porous material often synthesized from plant biomass for different energy appl…
View article: Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study
Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study Open
Generally, manufacturing valuable parts from General Electric's titanium aluminide (Ti‐48Al‐2Cr‐2Nb; Ti4822) is extremely difficult. The difficulty is due to the alloy's poor room temperature castable and machining properties. To achieve f…
View article: Evaluation of the Physical, Mechanical, Tribological, Electrochemical, and Oxidation Resistance Behaviour of Spark Plasma Sintering-Synthesized Ceramic-Reinforced Ti6Al4V-Based Composites
Evaluation of the Physical, Mechanical, Tribological, Electrochemical, and Oxidation Resistance Behaviour of Spark Plasma Sintering-Synthesized Ceramic-Reinforced Ti6Al4V-Based Composites Open
Lightweight materials like Ti6Al4V are ideal for faster aircraft engines with higher thrust-to-mass ratios and lower fuel consumption. However, a high thrust-to-weight ratio elevates engine operating temperatures above service limits, whic…
View article: Artificial Intelligence in Cancer Diagnosis: A Scoping Review of Global Innovation and African Implementation
Artificial Intelligence in Cancer Diagnosis: A Scoping Review of Global Innovation and African Implementation Open
Background. Artificial intelligence (AI) has emerged as a transformative tool for cancer diagnosis, with applications ranging from radiology and histopathology to genomics and clinical decision support. Yet the evidence base remains fragme…
View article: The Influence of Graphene–Titanium Nitride and Synthesis Parameters on the Electrochemical Properties of Polyaniline Nanocomposite
The Influence of Graphene–Titanium Nitride and Synthesis Parameters on the Electrochemical Properties of Polyaniline Nanocomposite Open
This study aims to evaluate the effect of reduced graphene (rG) oxide and titanium nitride (TiN) nanoparticle synthesis parameters on the electrochemical performance of polyaniline (PANI) nanocomposite as a supercapacitor electrode materia…
View article: Unveiling the enhancement of mechanical and tribological properties of Polymer-ZrO2 nanocomposites incorporated agro-waste material
Unveiling the enhancement of mechanical and tribological properties of Polymer-ZrO2 nanocomposites incorporated agro-waste material Open
With fluid lubricants to reduce wear of mechanical components during friction, the wear-off of such fluid lubricants has opened a gap for the development of self-lubricating materials, for which polymers have shown good potential. However,…
View article: Aluminium-based electrode materials for green hydrogen production through electrolysis and hydrolysis: a review
Aluminium-based electrode materials for green hydrogen production through electrolysis and hydrolysis: a review Open
In recent years, the utilization of aluminium (Al), Al alloys, and their composite powder and anode encourages the generation of green hydrogen through hydrolysis and water splitting electrolysis with zero emissions. As such, in this study…
View article: A review of recent advances, current limitations, and remedies of lithium-ion batteries for advanced technological applications
A review of recent advances, current limitations, and remedies of lithium-ion batteries for advanced technological applications Open
Sustainable energy has become a focal point of innovation in recent years. Lithium-ion batteries (LIBs), the most prevalent energy storage systems, are widely used in automobiles, consumer electronics, and renewable energy applications. Ho…
View article: Investigation into the Mechanical Properties and Microstructure of a Local and an Imported Reinforcement Bar
Investigation into the Mechanical Properties and Microstructure of a Local and an Imported Reinforcement Bar Open
This study investigates the mechanical properties and microstructure of locally manufactured and imported steel reinforcement bars, which are used in industrial and wastewater settings. Imported Steel (Brazilian steel) and local steel (Lan…
View article: Supercapacitive performance and CO2 capture capacities of different porous corn stover-derived activated carbons
Supercapacitive performance and CO2 capture capacities of different porous corn stover-derived activated carbons Open
This work focuses on synthesizing activated carbon (AC) from corn wastes from the same plantation – husk (ACH), stalk (ACS), and cob (ACCo). A two-stage pyrolysis (600 oC) with KOH chemical activation was employed. Structural and morpholog…
View article: Tailoring Heat Treatment Strategies to Enhance Corrosion Resistance and Mechanical Performance of Low-Carbon Steel in Marine Environment
Tailoring Heat Treatment Strategies to Enhance Corrosion Resistance and Mechanical Performance of Low-Carbon Steel in Marine Environment Open
This study examines the impact of various heat-treatment processes on the corrosion resistance and mechanical properties of low-carbon steel, specifically for maritime applications. The carbon steel samples were evaluated at 750°C and subs…
View article: Effect of Heat Treatment on Microstructure, Acidic Corrosion Resistance and Wear Performance of Low-Carbon Steel
Effect of Heat Treatment on Microstructure, Acidic Corrosion Resistance and Wear Performance of Low-Carbon Steel Open
Low-carbon steels are widely used in structural and industrial applications, but their performance can be significantly enhanced through controlled thermal processing. This paper looks at how different heat treatment techniques affect low-…
View article: Thermal, structural and Morphological Features of ZeaMays Husk Activated Carbon for Hydrogen Physisorption
Thermal, structural and Morphological Features of ZeaMays Husk Activated Carbon for Hydrogen Physisorption Open
Plant-sourced biomass is a natural renewable material that has proven to be a good substitute for fossil fuels in energy. Activated carbon (AC) is a carbonized porous material often synthesized from plant biomass for different energy appli…
View article: Thermal oxidation and indentation studies of ceramic-reinforced Ti6Al4V matrix composites fabricated by spark plasma sintering
Thermal oxidation and indentation studies of ceramic-reinforced Ti6Al4V matrix composites fabricated by spark plasma sintering Open
The dual-phase titanium alloy (Ti6Al4V), widely utilized for weight reduction in aerospace production, has not fully realized its potential in high-temperature structural applications due to insufficient resistance to thermal oxidation and…
View article: Optimization of the spark plasma sintering operation conditions for the optimal manufacturing of NiTi-Cu-Mo alloy for high-strength applications
Optimization of the spark plasma sintering operation conditions for the optimal manufacturing of NiTi-Cu-Mo alloy for high-strength applications Open
All material fabrication techniques require optimization of their processing parameters for improved manufacturing conditions and material properties. For the development of materials or components via spark plasma sintering (SPS), such pa…
View article: Corrosion and Oxidation Behaviour of Ti-Al Based Alloys Synthesized via Laser <i>In Situ</i> Alloying
Corrosion and Oxidation Behaviour of Ti-Al Based Alloys Synthesized via Laser <i>In Situ</i> Alloying Open
Developing titanium aluminides (Ti-Al) based alloys by means of Laser Engineered Net Shaping (LENS) in-situ manufacturing presents attractive properties as compared to other fabrication methods. Ti-Al alloys have attracted much attention f…
View article: Tribological and corrosion characteristics of aluminum matrix composites containing hybrid carbon and ceramic nanoparticles
Tribological and corrosion characteristics of aluminum matrix composites containing hybrid carbon and ceramic nanoparticles Open
This study developed aluminum (Al) nanocomposites using binary reinforcements as CNTs and titanium nitride (TiN) nanoparticles. On the development of the nanocomposites, the nanoparticles and Al powder were first mixed using a tubular mixe…
View article: Comparative analysis of structural and mechanical properties of duplex stainless steel (DSS) weldments prepared by flux core arc welding and shielded metal arch welding processes
Comparative analysis of structural and mechanical properties of duplex stainless steel (DSS) weldments prepared by flux core arc welding and shielded metal arch welding processes Open
Duplex stainless steel (DSS) possesses wide range of useful metallographic and mechanical properties; hence the material has been used in different forms of application namely in chloride present environments such as desalination plants an…
View article: Evaluation of the Microstructural, Mechanical, Tribological, and Corrosion Properties of Zinc-Based Composites Reinforced Silica Beach Sand Particulates
Evaluation of the Microstructural, Mechanical, Tribological, and Corrosion Properties of Zinc-Based Composites Reinforced Silica Beach Sand Particulates Open
In this study, the characterization of mechanical, tribological, and corrosion behavior of silica sand-reinforced zinc (Zn) alloy composites was carried out. The zinc alloy matrix composites were developed at 0- and 10-wt% SiO 2 sand parti…
View article: A critical review on enhancement and sustainability of energy systems: perspectives on thermo-economic and thermo-environmental analysis
A critical review on enhancement and sustainability of energy systems: perspectives on thermo-economic and thermo-environmental analysis Open
Given the increased natural resource consumption of contemporary energy conversion systems, as well as the emissions, waste disposal, and climate changes that accompany them, a critical review of new techniques - known as thermo-economic a…
View article: Computational thermal analysis of FeCrV15+TiB2 coatings on EN48 baseplate by using the COMSOL Multiphysics
Computational thermal analysis of FeCrV15+TiB2 coatings on EN48 baseplate by using the COMSOL Multiphysics Open
This study seeks to elucidate the thermal effects of including TiB2 powder on the geometric evolution of FeCrV15 coating using a 3D simulation of the laser cladding process. The process entails applying a coating of FeCrV15 powder onto the…
View article: A study on the electrochemical properties of manganese oxide—titanium nitride incorporated graphene nanoparticles synthesized from agro waste for supercapacitor electrode applications
A study on the electrochemical properties of manganese oxide—titanium nitride incorporated graphene nanoparticles synthesized from agro waste for supercapacitor electrode applications Open
This study investigates the electrochemical properties of manganese oxide (MnO2) and titanium nitride (TiN) incorporated with graphene nanoparticles (GN) synthesized from rice husk ash (RHA) for supercapacitor applications. The GN was vari…
View article: Advances in Mucilage Extraction Techniques and their Emerging Applications
Advances in Mucilage Extraction Techniques and their Emerging Applications Open
This study provides a review of recent progress in mucilage extraction, highlighting its natural and sustainable qualities and diverse applications. It discusses various aspects of mucilage extraction techniques, such as the traditional me…