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182 articles for “microstructures”
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Empowering Concrete: Enhancing Strength and Durability with Coal Bottom Ash
Abstract: The utilization of coal bottom ash, an industrial waste byproduct, as a sustainable alternative to river sand in concrete production has gained increasing attention due to environmental concerns and the need for resource optimization. This study examines how incorporating coal bottom ash into concrete mixtures, either partially or entirely replacing river sands, affects different properties. These properties include the workability of fresh concrete, as well as its compressive strength, splitting …
Published in Recent Trends in Civil Engineering & Technology · Vol. 14, Issue 1, 2024 Read article
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Investigation on Basalt Based High Performance Concrete
Abstract: The study aims to explore the potential of basalt fibers and metakaolin in enhancing the mechanical, durability, and microstructural characteristics of concrete. The investigation begins with a thorough literature review is conducted to ascertain the present status of information regarding metakaolin, basalt fibers, and their impact on concrete. The experimental program involves the formulation of concrete mixtures with varying percentages of basalt fibers and metakaolin, alongside a control mixture without …
Published in Journal of Polymer & Composites · Vol. 11, Issue 10, 2023 · pp. 1–8 Read article
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Performance Evaluation of Eco-friendly Cutting Fluid in Machining Process—An Approach towards Environmentally Friendly Production
Abstract: The machining industry's evolving environmental consciousness has prompted a growing demand for cutting fluids devoid of chlorine and sulphur, thus fostering sustainable machining practices. This surge in demand is driven by mounting apprehensions over environmental contamination and worker safety. As the industry transitions to modern cutting fluids, it becomes imperative to comprehend their effectiveness and the optimal machine parameters required for their deployment in the turning process. In our current …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 149–160 Read article
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Protective Effects Of Curcumin Against Osteoporosis And Its Molecular Mechanism
Abstract: One of the most prevalent metabolic disorders is osteoporosis (OP), which primarily affects postmenopausal women and the elderly. It is often associated with gradual loss of bone density, ongoing destruction of bone microstructure, and increased risk of osteoporosis. Pharmacotherapy is the primary approach for treating and preventing osteoporosis. However, persistent medication therapy invariably results in drug responses and particular adverse effects. Therefore, scientists continue to search for new monomeric compounds …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 11, Issue 1, 2024 · pp. 16–23 Read article
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Deformation Behaviour of the Billet and Tooling Design on AA5083 through Equal Channel Angular Pressing With Effect of Back Pressure
Abstract: Equal channel angular pressing is an emerging method applied to subject materials to significant plastic strains while maintaining the original shape of the billet. Researchers have discovered that the level of strain attained through equal channel angular pressing is influenced by factors such as the angle of die, friction conditions, and the implementation of back pressure. These variables significantly impact the microstructure and the irregularity of strain within the billet …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 287–303 Read article
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Gypsum Addition in Moulding Sand to Manufacture Defect Free Tin Castings
Abstract: Sand molding is a versatile casting process that provides freedom of design with respect to size, shape, and product quality. Plaster casting is similar to sand molding process except that a plaster is substituted instead of sand. Plaster compound is composed of gypsum, which strengthens the mould. Parts made by this process are gears, valves, fittings, tooling, and ornaments. The finished product of plaster casting has a very high surface …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 1, Issue 2, 2023 · pp. 7–15 Read article
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Effects of Nano B4C Addition on the Solidification Behavior of Al-2219 Alloy Composites
Abstract: The inclusion of nano B4C particulates in Al-2219-Nano B4C alloy was investigated to understand their impact on hardness and wear characteristics. 500 nm-sized nano B4C particulates are used as reinforcements for structures in the Al2219 alloy matrix. The nanocomposites were fabricated using the two-stage liquid stir melt method with varying weight percentages (2, 4, 6, and 8 wt. %) of Nano B4C in the Al-2219 alloy matrix. Renewable energy dispersive …
Published in International Journal of Manufacturing and Production Engineering · Vol. 2, Issue 1, 2024 · pp. 31–38 Read article
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An experimental study on flexural behavior of RC beams of Alccofine based engineered concrete infusing steel fibres
Abstract: The innovations in concrete being engineered to the specific requirements have found a new dimension under sustainability. Alccofine is a sustainable construction material derived from GGBS. The primary objective of the study is to explore the potential of Alccofine particles in varying proportions in combination with 0.5% steel fibers to uplift the flexural strength of the engineered concrete. As concrete is known to be a brittle material once hardened, exhibits …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 87–97 Read article
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A Critical Analysis of Cold Spray Coatings and its Tribological Performances
Abstract: Coatings are utilized for temperature barrier, protection against corrosion and wear etc. Cold spray is a solid-state processing method that is unique among thermal deposition procedures since it deposits particles at temperatures below their melting point. This technology does not involve particle melting, hence retaining the original properties of the materials. Increased coating strength is achieved by retaining of feedstock powder microstructures and characteristics, which prevents oxide formation and other …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 220–226 Read article
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Enhanced Sensitivity Iontronic Pressure Sensor Gauge Using Laser-Created Micro-Pyramid Structures for Wide Linear Range
Abstract: The achievement of high sensitivity, ultrahigh pressure resolution, and great linearity across a wide pressure range under huge pressure preloads remains a challenge despite the substantial development of flexible capacitive pressure sensors. Here we offer an ultrathin ionic layer-integrated microstructure creation process that is configurable. At 1700 kPa, the sensor's linear range sensitivity is 33.7 kPa-1; at 2000 kPa, the pressure resolution is 0.00725%, and the detection limit is 0.36 …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 107–118 Read article
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Advanced Processing Technologies and Material Properties of Ceramic-Matrix Composites for Structural and Industrial Applications
Abstract: Ceramic-matrix composites (CMCs) are becoming more popular as building and industrial materials because they have a unique set of qualities, such as being able to withstand high temperatures and being light and strong. This brief talks about the newest improvements in processing methods and material features that have put CMCs at the top of the list of industrial materials. Using advanced processing methods like chemical vapor infiltration (CVI), polymer infiltration …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 138–151 Read article
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A Comprehensive Review on Lead-Zinc Tailings as An Alternate Material in Concrete
Abstract: Lead-Zinc Tailings are high volume wastages that are dumped in the open area of mine after extraction of minerals from ore. Tailings have high content of heavy metals that creates lot of environmental problems like air, water, land and also marine drainage along with it creates risk to human life, so tailings required better and safe management to overcome these problems. Now, this review begins with the utilization of Lead …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 227–230 Read article
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Comparative Study of Compressive and Flexural Strength of Concrete by Partial Replacement of Cement by Nano Silica Powder in M40 Grade Concrete
Abstract: Concrete, a fundamental building material, traditionally relies on cement as a primary binder. However, the environmental and economic challenges associated with cement production have driven the search for alternative materials that can partially replace cement while maintaining or enhancing concrete's performance. This study focuses on the effects of Nano Silica Powder as a partial substitute for cement in M40 grade concrete, an advanced solution aimed at reducing the carbon footprint …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 18–25 Read article
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Survey on Retinal OCT Image Preprocessing, Segmentation, and Deep Learning Based Classification
Abstract: Optical coherence tomography (OCT) is a non-invasive technique that generates high-resolution, detailed cross-sectional images of biological tissues. By utilizing low-coherence interferometry, OCT enables visualization of tissue microstructure with micron-scale resolution, making it useful in various medical fields such as ophthalmology, cardiology, and dermatology. In ophthalmology, OCT is extensively used for diagnosing and monitoring retinal diseases like macular degeneration and diabetic retinopathy, allowing doctors to assess changes in tissue morphology over …
Published in Journal of Image Processing & Pattern Recognition Progress · Vol. 11, Issue 3, 2024 · pp. 1–9 Read article
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A comprehensive study on elemental analysis and sustainable integration of CETP (common effluent treatment plant) sludge as a substitute to sand in concrete
Abstract: This study examines the utilization of sludge from common effluent treatment plants (CETP) as a fractional substitute for sand in M20 concrete mixtures. Its aim is to address disposal challenges associated with CETP sludge while promoting sustainable use of natural resources. The research assesses the structural and microstructural attributes of concrete mixes containing varying percentages of CETP sludge (0%, 10%, 20%, 30%, 40%, and 50%). Tests conducted include compressive, flexural, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 49–59 Read article
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Comparative Analysis of Polyethylene Terephthalate Based Blended Lean Mortar Mixes by Applying Mathematical Simulations and Regression Approach
Abstract: Currently, construction manufacturing units need an abundant number of non-renewable resources rising in the quarrying of natural strata, producing a disparity in our precious environment. Besides this, a plentiful amount of waste material like plastic waste in several forms such as solid, filler, etc., is generated gradually. Therefore, efficient sustainable disposal seemed like a threatening mission across the world. To mitigate the issue, in the present investigation, fine aggregate (sand) …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 60–70 Read article
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Wear Attribute of Aluminium Metal Matrix Composite Reinforced With MWCNT, Produced By FSP, On A Vertical Milling Machine
Abstract: The exceptional properties of Aluminium metal matrix composites (AMMCs) like good hardness, specific strength, enhanced wear rate made huge demand in the automobile and aerospace industries. The classical methods of manufacturing AMMCs leave problems at the interface of matrix and reinforcement segregation, like an agglomeration of reinforcements, wettability etc. To overcome this, an alternate, innovative method of fabricating aluminium matrix surface composites has been invented, which is termed friction stir …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 525–539 Read article
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High-Performance Thin Film Coatings for Corrosion Resistance in Extreme Environments
Abstract: Corrosion is a serious concern in industries such as aerospace, marine, and oil & gas, where materials are exposed to harsh environments. High-performance thin-film coatings have emerged as a critical solution to mitigate this issue, providing a protective barrier against harsh chemical and physical conditions. This review article highlights recent advancements in thin-film coatings designed to enhance corrosion resistance in such environments. The focus is on various coating materials, including …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 2, 2024 · pp. 20–25 Read article
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Fabrication and Mechanical Characterization of Hybrid Metal Matrix Composite Castings
Abstract: This work investigates and addresses the casting of a novel hybrid composite material with tungsten carbide and aluminum-silicate particles mixed at varying weight fraction rates. Production of hybrid composite has some advantages if it is processed by near net shape techniques. The simplest method for dealing with this hybrid composite is the turbulence produced by the vortex agitating technique. The vortex mixing method is used in this study to create …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 3, 2024 · pp. 32–38 Read article
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Experimental Evaluations of the Tensile and Impact Characteristics of Polypropylene Composites Reinforced with Hybrid Fibers
Abstract: In marine engineering design, polymeric composites reinforced with natural fibers are frequently used. Through hybridization, natural fiber plastic composites' mechanical properties can be improved. Assessing the performance of recycled newspaper fiber (rNF) and rNF/glass fiber (GF) hybrid polypropylene composites is the aim of the current experiment. Using maleic anhydride (MA) as a coupling agent, the effects of GF loading on the impact strength and tensile behavior of composite materials with …
Published in Emerging Trends in Chemical Engineering · Vol. 12, Issue 1, 2025 · pp. 30–39 Read article