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528 articles for “materials testing”
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Study of Evaluating the Feasibility of Banana Stem Fibers and Sugarcane Husk as a Sustainable Additive in Pervious Concrete for Urban Pavements
Abstract: This study explores the integration of eco-friendly materials: banana stem fibers and sugarcane husk, into pervious concrete to enhance its mechanical properties while maintaining high permeability. The research addresses environmental concerns related to agricultural waste disposal and the resource-intensive nature of traditional construction materials. Banana stem fibers, known for their tensile strength and durability, and sugarcane husk, rich in lignin and cellulose, were selected as reinforcements. The fibers were extracted, …
Published in Trends in Transport Engineering and Applications · Vol. 12, Issue 2, 2025 · pp. 33–39 Read article
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Evaluating Chassis Designs for Gesture-Driven Robots: A Study of Iron, Acrylic, and 3D Printed Solutions
Abstract: Gesture-driven robotic systems are becoming increasingly relevant in applications such as assistive technology, industrial automation, and interactive systems. The choice of chassis material plays a crucial role in determining the robot's mechanical strength, weight, and ease of fabrication. This study systematically evaluates three chassis materials—iron, acrylic, and 3D printed polymers—to determine their suitability for gesture-controlled robots. A standardized robotic configuration, including two rear motors, two front dummy axles, an L298N …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 686–692 Read article
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Influence of Nozzle Temperature, Nozzle Diameter, and Layer Height on Tensile and Hardness Characteristics of 3D Printed CF-PLA
Abstract: This research investigates the mechanical characterization of CF-PLA (Carbon Fiber-reinforced Polylactic Acid) composite material produced using Fused Deposition Modeling (FDM) technology. The study investigates the impact of different machine parameters, like nozzle temperature, nozzle diameter, and layer height, on the tensile property and hardness of CF-PLA specimens. A total of 27 samples were produced, each with different combinations of nozzle temperature (190°C, 200°C, and 210°C), nozzle diameter (0.4mm, 0.5mm, and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 674–681 Read article
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Testing of Efficiency of Wind Turbine Blade NACA2415 Aerofoil Type Using Recycled Carpet Waste Polymer Composite Material
Abstract: In 2020, over 50% of residential properties in the United States were outfitted with carpet flooring, boasting an average longevity ranging from 10 to 18 years. Carpets are crafted from various fibers, including woven nylon, polyester, polypropylene, or wool fibers. Historically, nearly 6 billion pounds of discarded carpets were directed to landfill sites, perpetually undergoing decomposition processes. My current project entails the fabrication of a wind turbine blade utilizing a …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 314–324 Read article
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An Investigation into the Quality of Distillate Diesel Fuel at Selected Service Stations in Freetown’s Western Area
Abstract: As a critical energy source for global transport and industry, diesel fuel quality is of paramount importance. This study evaluates and compares the quality of diesel fuel samples by analyzing key parameters: sulfur content, density, cetane index, and kinematic viscosity. The properties of diesel fuel samples from six (6) Fuel Stations of various Oil Marketing Companies (OMCs) are compared with National Technical specifications limits of the Sierra Leone Standards Bureau, …
Published in Journal of Petroleum Engineering & Technology · Vol. 16, Issue 1, 2026 · pp. 1–14 Read article
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Comparative analysis of carbon fibre and E-glass fibre characteristics
Abstract: In the contemporary automotive industry, the imperative focus on energy efficiency has driven the central role of lightweight, addressing challenges such as emissions reduction and fuel efficiency. Extensive research is underway to develop lightweight materials enhance recyclability, integration feasibility, and overall fuel efficiency These experiments were conducted in agreement with ASTM D638, ASTM D790-03, and ASTM D790 standards to ensure adherence to industry standards and facilitate meaningful comparisons. For the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 253–267 Read article
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Process Parameter Optimization of Magnesium Alloy Material Welded by Friction Stir Welding Using UTM and Taghuchi Approach
Abstract: Welding is a fabrication process where materials are fused together which may similar or dissimilar according to requirement. Welding is a systematic approach where dissimilar and similar materials are welded with an application of heat. Friction stir welding (FSW) is a welding method where metals are converting to a molten phase and with a desirable application of pressure leads to metal joining. FSW is a metal joining process used in …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 381–392 Read article
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Effect of Particle Size of Sand on the Interface Shear Behavior of Sand and Non-woven Geotextile
Abstract: Soil-geosynthetic interface is the weakest zone for shear failure. It is influenced by size, shape, density and water content of sand. It is also influenced by the properties of geosynthetic such as texture and structure. This paper explores the influence of the size of sand on the behavior of sand-geotextile interface. Three types of sands namely coarse, medium and fine sand and non-woven geotextile were used in this study. Several …
Published in Journal of Geotechnical Engineering Read article
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Machine Learning Based Optimization of Polymer Structure Property Relationships in Composite Material Systems
Abstract: In modern engineering applications, polymer-based composite materials have garnered a lot of attention because of their lightweight nature, high strength-to-weight ratio, and changing physical features. In order to maximize the relationships between polymer structure and properties in composite materials, this study suggests a strategy based on reinforcement learning (RL). The research utilized the Polymer Composite Properties Dataset, which contains 12,700 records associated with polymer matrices, reinforcement fillers, interfacial bonding characteristics, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 242–255 Read article
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Experimental Analysis of Glass Fiber Composite on Low Velocity Impacts
Abstract: This research specifically deals with determining the retained tensile strength after loading Glass Fiber Reinforced Polymer (GFRP) composites following low-velocity impact. The purpose is to determine the degree to which these impacts affect the structural performance and mechanical integrity of GFRP materials. Experimental tests were conducted on glass fiber composite specimens in order to observe variation in tensile strength upon impact. The results indicated significant tensile strength reduction in impact …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 789–796 Read article
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Enhancing Compressive Strength of M25 Grade Concrete Using Ceramic Tiles Waste and Waste Fiber Metal: A Path Toward Sustainable Construction
Abstract: This study explores the use of Ceramic Tiles Waste and Waste Fiber Metal as partial replacements in M25 grade concrete, focusing on their impact on compressive strength. Various combinations of waste materials were tested to determine the optimal mix proportions. Compressive strength tests were conducted on concrete cubes incorporating 0.30%, 0.40%, and 0.50% Waste Fiber Metal with varying percentages of Ceramic Tiles Waste ranging from 20% to 50%. The results …
Published in Journal of Structural Engineering and Management · Vol. 11, Issue 3, 2024 · pp. 13–19 Read article
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HirePrep: A Microservice-Based Integrated Placement Preparation Platform with AI Assistance
Abstract: Preparing for campus placements can be a confusing and time-consuming process. Students have to use different platforms for things like practice tests, study materials, talking to people, and getting updates from the administration. This is not a waste of time, but it also makes it harder for students to be productive and clear about what they need to do when they are getting ready for their careers. To make things …
Published in E-Commerce for Future & Trends · Vol. 13, Issue 1, 2026 · pp. 25–37 Read article
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Water Chestnut Stem-Derived Biochar Supported AgNPs/AC-CTS-PVA Composite Gel for Wastewater Treatment and Potent Antibacterial Performance
Abstract: In the present study, green and efficient Ag-NPs functionalized activated carbon/chitosan-polyvinyl alcohol (AgNPs/AC-CTS-PVA) composite gel was successfully synthesized using water chestnut stem-derived biochar for wastewater treatment and antibacterial applications. The composite was characterized by FTIR, XRD, SEM-EDX, and TGA analyses, confirming the successful incorporation of crystalline Ag nanoparticles within the polymeric matrix and improved thermal stability. The material was tested regarding the removal of the dye of methylene blue (MB) …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1129–1144 Read article
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Kinetic Analysis of Structural Acrylic Curing by DSC: Polymerization and Phase Transition Optimization
Abstract: Differential Scanning Calorimetry (DSC) was used to analyse the thermal properties and curing behaviour of a structural acrylic adhesive at heating rates of 5, 10, and 15 °C/min. The study focused on the curing kinetics, glass transition temperature (Tg), specific rate (k), and activation energy (Ea) of the polymerization reaction. The material is tested according to ASTM 3418 standards. Results showed that increasing the heating rate shifted the endothermic curing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 726–733 Read article
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Investigation of Residual Stress, and corrosion behavior of AA6082/Al 2 O 3 /C/ Si 3 N 4 Composite Material
Abstract: The main objective of the current study was to create AA6082/ Al2O3/C/Si3N4 Composite Material by the use of stir casting. The properties of the AA6082/ Al2O3/C/ Si3N4 Composite Material shown a significant improvement, with a micro-hardness rise of 13.5% and a residual stress decrease of 60%. As the testing parameters were increased, the residual stress of the AA6082/ Al2O3/C/ Si3N4 Composite Material rapidly decreased from -65MPa to -15MPa. An electromagnetic …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1104–1109 Read article
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Evaluation of Impact Strength and Hardness for Polymer Matrix Composites with Steel, Carbon and Glass Reinforcements for Automotive Applications
Abstract: Polymer matrix composites (PMCs) play a crucial role in a wide range of engineering submissions, owing to their impressive strength-to-weight ratio and customizable mechanical properties. This research focuses on examining how PMCs, enhanced with different materials, specifically carbon fibres, glass fibres, and steel fibres, behave when subjected to dynamic and static loading conditions. The study involves creating three distinct types of PMC specimens, each reinforced with one of the mentioned …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 738–748 Read article
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Microstructural and Mechanical characterization of Brass and Bronze alloys
Abstract: Brass, a copper and zinc alloy, is renowned for its malleability and resistance to corrosion, which makes it perfect for musical instruments and plumbing. Aluminium bronze, containing copper and aluminium, offers superior strength and wear resistance, commonly used in marine and industrial applications for its durability and corrosion resistance. This study aimed to compare the micro and macro structural characteristics of brass and aluminium bronze alloys. The microstructures of these …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 2, 2024 · pp. 28–37 Read article
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A Comprehensive Examination of the Compressive Test Results of Concrete Formulations Modified by The Insertion of Ceramic Powder and High-Density Polyethylene Illustrates Nuanced Changes in the Structural Performance Attributes of the Resultant Composite Materials
Abstract: It is becoming crucial to transition from a traditional, utilization-based society to a sustainable one, resulting of the decline in the natural environment, depletion of natural resources, and decreased capacity for final waste disposal. As the populatio grows, so will the demand for concrete. The major goal of this research is to look at the possible technical benefits of using extruded recycled high-density-polyethylene (HDPE) fibers into structural concrete. The mechanical …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 193–205 Read article
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Integration of Semi-Interpenetrating Polymer Networks and Quantum Dot–Polymer Nanocomposites for Low-Cost, Flexible OLED Display
Abstract: Flexible OLED displays need advanced material systems to integrate capabilities for mechanical flexibility as well as thermal stability and environmental durability at low costs. Semi-interpenetrating polymer networks (SIPNs) combined with quantum dot (QD)-polymer nanocomposites serve to improve OLED performance capabilities. They combine a stable structural design along with a flexible matrix through the matrix capabilities of SIPNs which result in efficient luminescence and pure color output courtesy of CdSe/ZnS QDs …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 919–932 Read article
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Investigating the Surface Defects and Structural Integrity of 3D Printed Hydrogen Storage Cylinders in UAV Applications
Abstract: This research explores the processing and manufacturing challenges of 3D printed polymer composites for high-pressure hydrogen storage in UAVs. The study focuses on addressing surface integrity and structural robustness issues inherent in additive manufacturing. Finite Element Analysis (FEA) was conducted on four thermoplastic polymer ABS, PET-G, HDPE, and Nylon to assess their mechanical performance under 35 MPa of pressure. Results revealed that PET-G and ABS provided better stress distribution and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 161–191 Read article