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1751 articles
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Water Hyacinth-Derived Biopolymers as Reinforcements for Sustainable Fiber-Reinforced Polymer Composites
Abstract: Composting has gained significant attention for sustainable waste management and nutrient recycling. This study investigated the efficacy of water hyacinth (Eichhornia crassipes) as a composting material to produce nutrient-rich organic fertilizer. Water hyacinth compost inoculated with nitrogen-fixing (Azotobacter chroococcum) and phosphate-solubilizing bacteria (Pseudomonas putida) exhibited increased nitrogen and phosphorus content compared to uninoculated compost or cattle dung compost. Wheat grown with biofertilizer-enriched water hyacinth compost displayed significantly improved grain yield, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1012–1017 Read article
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Chalcones: Beyond Bioactive Properties - Exploring Their Potential as Polymeric Materials
Abstract: Chalcones, a class of natural compounds characterized by their unique chemical structure, have garnered significant attention in recent years for their diverse pharmacological and biological activities. This review aims to comprehensively assess and summarize the latest research spanning the last five years. By synthesizing findings from a plethora of studies, this retrospective analysis elucidates the evolving landscape of chalcone research, shedding light on their therapeutic potential and biological effects. The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 997–1003 Read article
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Characterization and Fabrication of Particle Board from Banana Fiber and Sawdust as A Hybrid Composite
Abstract: The current global landscape emphasizes the search for eco-friendly and regenerative materials. Utilizing environmentally available fibers in conjunction with polymeric resins through efficient manufacturing processes offers a cost-effective solution with high-quality standards. Polymer matrix composites with fiber reinforcements possess several advantages, including low production costs, ease of fabrication, and improved material properties, making them applicable in a wide range of industrial contexts. This paper emphasizes the creation of Particle boards …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 192–200 Read article
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Plasma Gasification for Sustainable Waste Management: Challenges and Future Prospects
Abstract: Plasma gasification technology offers a promising solution for the sustainable disposal of municipal solid waste (MSW) by converting waste into energy or valuable products, aligning with the principles of the circular economy. Despite its potential, plasma gasification faces challenges in terms of high operational costs, energy demands, and limited commercialization success. This article critically evaluates plasma gasification alongside traditional MSW processing methods, including biological, hydrothermal, and thermochemical techniques, comparing their …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 3, 2024 · pp. 01–05 Read article
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Advancements in Engine Oil Durability, Performance, and Diagnostics
Abstract: The depletion of fossil fuels and environmental concerns have driven the search for alternative fuels and enhanced lubricants. This article explores advancements in machine oil durability, focusing on vegetable oil modifications, synthetic lubricants, and diagnostic methods for marine engine oils. A study comparing Karanja oil blends with mineral diesel in direct injection compression ignition engines revealed comparable wear characteristics and reduced metallic debris for Karanja oil-fueled engines. Investigations on synthetic …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 39–45 Read article
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Overview of Atomic Structure of Metals in Group 1 Elements
Abstract: This study discussed the basic atomic features of Group 1 elements—lithium, sodium, potassium, rubidium, cesium, and francium—by concentrating on their electronic configurations, atomic radii, and ionization energies. The article gives a thorough investigation of how these variables contribute to the chemical and physical characteristics of alkali metals. The data demonstrated that when the atomic number increases, the atomic radius likewise increases, whereas the ionization energy drops. These developments are ascribed …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 3, 2024 · pp. 6–13 Read article
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Comparative Study of Percentage Removal of Iron from Water Media Polluted with PMS and AGO using Different Particle Size and Mix Ratios of Adsorbent
Abstract: The need to monitor the degree of comparative study of percentage removal of iron from water media contaminated with petrol motor spirit (PMS) and diesel (AGO) by the application of molded adsorbent in solid form. The adsorbent is made of clay soil with mixed of either of the agro-based materials listed, which include plantain Ogonic Red (POR), plantain Agbagba 1 (PA1) Banana Ogoni Red (BOR) and Banana Native (BN). The …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 25–38 Read article
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Flame-Retardant Polymeric Materials: Recent Advances and Future Directions
Abstract: This review explores essential flame-retardant polymers that play a vital role in various industries such as electrical & electronics, automobile, manufacturing, and firefighting. This review also highlights the latest progress in the design and synthesis of flame-retardant polymers, highlighting novel approaches such as the incorporation of nanomaterials, bio-based flame retardants, and the use of intumescent systems. Recent advancements include high-throughput screening, computational design, bio-based and sustainable flame retardants, self-healing materials, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 125–132 Read article
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Evaluation of Mechanical Properties of a Sustainable Bamboo Fiber Based Composite
Abstract: This research investigates the process of extracting and using both long and short bamboo fibers from the plentiful Dendrocalamus giganteus species. The fibers were extracted using a synergistic combination of mechanical and chemical methods, which proved to be the most efficient. The process included using an alkali solution and mechanical disintegration to generate superior long and short fibers. Subsequently, these fibers were used to manufacture composites by combining them with …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 3, 2024 · pp. 20–30 Read article
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Use of Coconut Fibre as a Suitable pH and Rheology Enhancer
Abstract: This paper studied the use of coconut fibre as a substitute for caustic soda in drilling fluids for the improvement of pH in a water-based mud. The coconut coir was dried in the sun for 7 hours and ground into very fine particles, after which it was placed in an electronic oven at a temperature of 105°C for 1 hour to remove any remaining moisture. Sieving using a 200 mm …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 01–10 Read article
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Thermal Spray Coating an alternative coating solution in place of The Traditional Hot Dipped Galvanizing Process in Present Industrial Scenario
Abstract: In present scenario the Thermal Spray Coating is prestigious alternative solution to replace traditional Hot Dipped Galvanizing Coating as an alternative solution for new and existing structures in industries and offering a range of benefits for long durability and maintenance free solution for more than 25 years in service. There is no weld life for site application in case of Hot Dip Galvanized Structure and may customers have issue with …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 08–15 Read article
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Numerical Investigation on Structural Behavior of RC Beam-Column Joints: Beam Weak in Shear
Abstract: This study presents a numerical investigation on structural performance of reinforced concrete (RC) beam-column joints (BCJ) with beam weak in shear subjected to cyclic loading. Retrofitting techniques are explored, utilizing Glass Fiber Reinforced Polymer (GFRP) for shear strengthening, in accordance with ductile detailing standards outlined in IS 13920:2016. The column and beam elements are designed following the guidelines of IS 456:2000. Various specimen scales, including full-scale, 2/3-scale, and 1/3-scale specimens, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 202–226 Read article
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Ensuring Pipeline Longevity: Key Factors for Durability in the Oil and Gas Industry
Abstract: This article explores the durability of pipes in the oil and gas industry, focusing on critical aspects such as remaining life, anti-wax coatings, life extension strategies, and the implications of oil spills and leaks. Corrosion is identified as a significant threat to pipeline integrity, influenced by various corrosive substances. Standards like API 581 and API 571 help assess corrosion rates and remaining life of pipelines transporting different crude oils. Additionally, …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 19–24 Read article
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Experimental Investigation of Aluminum Alloy 8010 by Friction Stir Welding
Abstract: A solid state welding method called friction stir welding (FSW) is used to fuse metals and alloys that are challenging to fuse using traditional fusion welding. The effects of tool pin and shoulder diameter on joining the aluminum alloy Al 8010 were examined in this study. The basis material for combining single butt-welded joints is a plate with a thickness of 6 mm. The welding was carried out on the …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 3, 2024 · pp. 14–19 Read article
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Extending the Lifespan of Offshore Platforms: Vital Strategies for Durability
Abstract: This article explores the preventive measures for enhancing the durability and sustainability of aging offshore platforms, focusing on their evaluation, life extension, and potential repurposing. It begins by discussing diagnostic systems that assess structural integrity and safety, highlighting the importance of degradation models and neural networks in predicting corrosion effects on platform longevity. The paper then contrasts outdated Malaysian jacket platforms with emerging renewable energy solutions, particularly Ocean Thermal Energy …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 11–18 Read article
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A Comparative Study on Formaldehyde Detection Capabilities in Pristine Graphene and Ag-doped Graphene Sheet
Abstract: The present work concerns a detailed investigation of the enhanced formaldehyde (also known as methanal) detection by decorating the pristine (or bare) graphene nanosheet with silver (Ag) nano-particle (or foreign Ag atom). The bare graphene sheet was exposed to the formaldehyde vapor forming the formaldehyde-adsorbed pristine graphene sheet (taken as Case-I), and whose results were studied and compared with the outcomes obtained from the formaldehyde-adsorbed Ag-decorated graphene sheet (taken as …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 801–809 Read article
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Performance Analysis of Dual Junction Solar Cell Devices utilizing Subcells of In0.51Ga0.49P and GaAs to Study Key Solar Cell Parameters via TCAD based Simulation
Abstract: In the present work, a multi-junction solar cell was designed to obtain better performance over single-junction solar cells. The proposed structure is composed of different layers of diverse semiconductor materials stacked on each other. Here, an In0.51Ga0.49P/GaAs double-junction solar cell was outlined as having a distinctive composite material (GaAs) as the tunneling junction. To optimize the solar cell's effectiveness, In0.47Ga0.15Al0.37P was used in the window layer and the back-surface field …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 829–837 Read article
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Digital Modules of the Green Buildings to Study Protection of Air Quality
Abstract: The aims of this study are to simulate air flows inside and around multi-storey green building spaces together with the distribution of concentrations of harmful substances and microorganisms to increase the sustainability of design solutions for green modules. Among the objectives of the study are assessment of bioclimatic comfort, risk analysis of bioclimatic eco-safety in the framework of aeration and pollution modeling, as well as eco-optimization of building design, which …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 838–846 Read article
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Techniques of Atomic Structure Orbit Potential of The Frequency Characteristics of Silicon Element
Abstract: This study explores the technological applications and material integration of semiconductor materials, with a focus on their electronic properties and practical implementations. The investigation primarily addresses four key objectives: analyzing the electronic band structure and density of states (DOS) of semiconductor materials, evaluating the band alignment in heterojunctions, and integrating these materials into practical technological applications. Using a simplified tight-binding model, we compute and plot the electronic band structure of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 16–32 Read article
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Removal of Lead (II) ions from Water by using green nanoTrimanganese Tetroxide
Abstract: Inorganic pollutants like heavy metal ions and organic pollutants like pesticides and dyes are the main causes of water pollution. These contaminants cause serious issues for the environment and public health when they are present. To get rid of these contaminants from water bodies, several methods are employed.Due to its ease of use, great efficiency, abundance of adsorbents, and low sludge creation, adsorption is the most advantageous method for purifying …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 691–700 Read article