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505 articles for “Degradation studies.”
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Mechanical Characteristics of Naturally Woven Coconut Sheath/Short Sisal Fiber Reinforced Polymer Hybrid Composites
Abstract: This study presents the outcomes of an experimental investigation focusing on the tensile, flexural, impact and water absorption properties of unsaturated polyester resin reinforced with naturally woven coconut sheath and short sisal fibers. Sisal fiber, characterized by its abundance, affordability, degradability, and robust strength, serves as a compelling reinforcement. The naturally woven coconut sheath fibers, discreetly found in the hidden sections of coconut branches, offer an inexpensive, biodegradable option with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 34–44 Read article
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Solid Waste Management System in Pabna Municipality of Bangladesh: A Case Study
Abstract: The increasing quantity of solid waste is a growing environmental problem in many developing countries like Bangladesh. Solid waste is indiscriminately dumped on roadsides, near dustbins and into open drains thus leading to serious health risk and degradation of living environment for people of most cities like Pabna. This paper presents the existing solid waste management system of Pabna municipality. Primary data were collected from householders and waste workers through …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 18–24 Read article
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Effect of NaOH & Na2Sio3 on GGBS based Geopolymer Concrete
Abstract: This paper presents the experimental studies on the performance of comparison made by making Geopolymer Concrete (GPC) based on Ground Granulated Blast furnace slag (GGBS),using sodium hydroxide (NaOH )and sodium silicate (Na2Sio3) as alkaline activator. This study has proved that the by-product from iron industries, has the potential to produce cement free concrete, commonly known as Geopolymer concrete (GPC), blast furnace slag is gaining attention to be used as a …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 3, 2020 · pp. 21–45 Read article
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Exploring the Dual Functionality of Polypyrrole/Cobalt Sulphide Nanocomposite in Photocatalysis and Gas Sensing
Abstract: Cobalt sulphide nanomaterial was synthesized using the co-precipitation method, and chemical polymerization of polypyrrole (ppy) was performed in the presence of the synthesized cobalt sulphide nanomaterial for the preparation of nanocomposite. The synthesized ppy/cobalt sulphide nanocomposite was characterized by transmission electron microscopy (TEM), selected area electron diffraction (SAED), X-ray powder diffraction (XRD), Fourier transformation infrared spectroscopy, and UV-visible spectroscopy. The TEM micrograph revealed that the generated cobalt sulphide nanoparticles were …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 72–85 Read article
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Evidence of Phthalates in Plastic Packaged Vegetable Oil through GCMS: A Preliminary Assessment Study
Abstract: Foods are the major sources of exposure to contaminants; the contamination of foodstuffs with undesirable substances migrated from the packaging materials has received more attention in recent years. The common food-packaging materials are considered as contaminant sources for a variety of substances. Plastic food packages may contain additives used to minimize degradation during processing, to facilitate processing, and to increase stability during storage. Additives, such as antioxidants, dyes, pigments, antifogging …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 4, Issue 1, 2015 · pp. 43–46 Read article
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Study on the Variations in Physicochemical Property Concentration in a Contaminated Fresh and Salt Water
Abstract: In this research, the dispersion of crude oil contaminated was subjected into laboratory observations and results were recorded. These results were used to develop and adopt mathematical models for a proper engineering experimental practice. 1.5m3 volumes of fresh water and salt water were filled in two tanks of equal fit at the same intervals along the tanks and depth, where samples were collected for the purpose of analysis of physicochemical …
Published in International Journal of Pollution: Prevention & Control · Vol. 1, Issue 2, 2023 · pp. 1–9 Read article
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Soil Reinforcement and Plants: A Case Study of Utilizing Natural Vegetation for Soil Strength Improvement
Abstract: AbstractLandslide is the most hazardous disaster which highly affects our nation; in the recent decades, the situation is aggravated due to the uncontrolled growth and urbanization which leads to severe degradation of natural environment. Landslides are not easy to monitor or control, the only way to avoid them is proactive prevention by adopting standard practices. Reinforcing soil using various techniques is in practice to increase the slope stability of the …
Published in Research & Reviews : Journal of Botany · Vol. 3, Issue 2, 2014 · pp. 20–23 Read article
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Environmental and Health Impacts of Rice Milling: A Case Study of Dinajpur Sadar Upazila, Bangladesh
Abstract: Rice milling plays a crucial role in Bangladesh's agricultural economy but contributes significantly to environmental pollution, affecting air, water, and soil quality, which in turn impacts public health and agricultural productivity. While prior studies have focused on immediate health effects like respiratory problems and reduced crop yields, they often overlook long-term consequences such as chronic diseases, soil degradation, and socio-economic impacts. Additionally, there is limited comparison between traditional and automated …
Published in International Journal of Climate Conditions · Vol. 2, Issue 1, 2025 · pp. 18–28 Read article
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Bismuth-Doped CuGaS₂ Thin Films for Enhanced Photovoltaic and Electrocatalytic Performance
Abstract: This study presents the development and application of bismuth (Bi)-doped CuGaS₂ thin films for enhanced performance in photovoltaic and electrocatalytic systems. Using a cost-effective all-solution processing method, Bi-doped CuGaS₂ chalcopyrite nanocrystals were synthesized and spray-deposited onto molybdenum substrates. The resulting films, with a thickness of approximately 730 nm and grain sizes larger than 400 nm, exhibited superior optical properties and a lower band gap compared to undoped films, making them …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 01–07 Read article
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Conservation Prioritization using Multi-criteria Decision Model: A Case Study in Part of Western Himalayan Ecoregion
Abstract: Vegetation and land use map was prepared using the satellite image of IRS-1D LISS III sensor. Four vegetation types were mapped, viz., temperate broadleaf forest, temperate conifer forest, pine forest and degraded forest. Different forest types were characterized for conservation prioritization based on parameters obtained through field sampling and landscape analysis. These parameters were (i) species diversity, (ii) mosaic diversity, (iii) total plant value, and (iv) contagion. The areas of …
Published in Journal of Remote Sensing & GIS · Vol. 5, Issue 1, 2014 · pp. 16–26 Read article
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Measurement to Management: Study of Remote Sensing Techniques for Flood Disaster Management
Abstract: Natural disasters are unavoidable. Of late, even the disasters induced by human activities are categorized as natural disasters. In the last few years, the damages due to these disasters have notched up a level higher because there is increase in population as well as rise in environmental degradation. Improper planning and mismanagement of resources has led humans to a high state of risk. Floods are the most complex and most …
Published in Journal of Remote Sensing & GIS · Vol. 10, Issue 1, 2019 · pp. 40–57 Read article
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Predictive Modeling of Polymer Composites for Medical Implants Using Artificial Intelligence Techniques
Abstract: The use of polymers in biomaterials was now key to designing the next generation of medical implants, which need to be strong and also compatible with living tissue. Tests for biocompatibility, such as those done in the laboratory and by doing experiments on animals, require much time and many resources, so the need for computer-based approaches becomes clear. An artificial intelligence approach was provided in this study to determine how …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 665–692 Read article
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AI-Assisted Defect Detection in Polymer Composite Insulators Using an Optimised Ensemble Deep Learning Framework for Structural Health Monitoring
Abstract: Polymer composite insulators, particularly those made from silicone rubber and epoxy resins, are increasingly adopted in high-voltage transmission systems due to their superior electrical insulation, lightweight design, hydrophobicity, and environmental durability. Despite their advantages, these materials are susceptible to surface degradation, mechanical cracking, and flashover under prolonged exposure to environmental pollutants, thermal stress, and electrical aging. Accurate, real-time condition assessment of these composite insulators is critical for ensuring operational safety, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 253–261 Read article
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Bioinspired Nanocomposite Bone Pins: Fabrication, Evaluation, and Suitability for Orthopedic Implant Applications
Abstract: Bone tissue engineering (BTE) requires scaffolds that mimic bone’s mineral–organic composition, offering mechanical strength, bioactivity, and degradation rates compatible with regeneration. Conventional metallic implants face corrosion and toxic ion release risks, while ceramics like hydroxyapatite (HAp) are bioactive but brittle. This study reports a multifunctional hybrid scaffold combining HAp for osteoconductivity; polycaprolactone (PCL) and collagen for flexibility and biocompatibility with sodium citrate for nanoparticle dispersion, ferrocene (Fc) for catalytic bioactivity; …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 526–540 Read article
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Studies on Waste Water Treatment in Three Phase Semifluidized Bed Bioreactors: Computer Aided Analysis and Software Development
Abstract: Design and performance analysis of three phase semifluidized biofilm reactors for aerobic treatment of industrial effluents have been attempted. Bioconversion processes that follow Monod-type kinetics and those following Haldane-Andrews kinetics (involving substrate inhibition to microbial growth) have been considered as typical cases. The bioreactor has been modelled mathematically by solving performance equations separately for the packed section and for the fluidized section, considering dispersed flow in both of these sections, …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 1–21 Read article
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Automatic Number Plate Recognition Based Image Processing
Abstract: In most countries, traffic control and vehicle owner identification have become important problems. It is almost impossible to identify vehicle owners who break rules of the traffic, especially those driving at high speeds. Another problem inhibits traffic officers from catching the offenders in most cases because solving traffic offenders involves retrieving license plate numbers from fast-moving vehicles. Automatic Number Plate Recognition (ANPR) systems have been developed as an effective solution …
Published in Journal of Image Processing & Pattern Recognition Progress · Vol. 12, Issue 1, 2025 · pp. 33–40 Read article
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Design and Mathematical Quantification of a Compressed-Air Vehicle
Abstract: Compressed-air technology is emerging as a promising alternative mode of transportation, offering significant advantages over conventional fuel-operated vehicles. Unlike fossil fuel systems, compressed-air propulsion produces no direct emissions, making it an eco-friendly solution to rising concerns about air pollution and environmental degradation. Owing to its sustainability potential, this technology has attracted considerable attention from researchers, engineers, and energy enthusiasts worldwide, who have conducted extensive studies to improve its efficiency, feasibility, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1026–1035 Read article
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The Positive Significance of Cymbopogon citratus (Lemon Grass) in Remediation of Crude Oil in the Environment of Soil
Abstract: The effectiveness of using lemon grass in the remediation of soil contaminated by crude oil was investigated. The material investigated is lemon grass and the potential in terms of performance was monitored with biokinetic parameters evaluation. Six samples of 1000g of soil each were polluted with 100 ml of raw crude oil. The samples were later amended with dosage of 20g, 40g, 60g, 80g and 100g of dried lemon grass …
Published in Emerging Trends in Chemical Engineering · Vol. 10, Issue 3, 2023 · pp. 13–26 Read article
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A Comparative Study on Effect of Dielectric Covers on Microstrip Patch Antenna
Abstract: In this paper, the square patch microstrip antenna covered with different dielectric covers affects are studied at different heights above the patch and also compared their performance parameters with theoretical and experimental. The square patch antenna has been designed at 2.4GHz on airlon diclad substrate, whose dielectric constant is 2.2 and thickness is 1.6mm and simulated using HFSS simulation software. The affect of dielectric cover above the patch at height …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 1, 2022 · pp. 16–20 Read article
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A Comparative Study of Oven, Spouted Bed, and Convective Tunnel Drying Methods of Mango for Oil Production
Abstract: Mango seeds, with a high moisture content exceeding 70% (wet basis) require effective drying methods to ensure their preservation and to enhance the quality of derivative products like mango seed oil. Proper drying is essential to inhibit enzymatic activity and microbial growth, which extends the shelf life of these seeds. This study investigates multiple drying techniques, including conventional oven drying, spouted bed drying, and convective tunnel drying, to determine their …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 1, 2025 · pp. 15–19 Read article