All articles
817 articles
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Review paper on Design and Development of Miniature Moving Magnet Pulse Tube Cryocooler
Abstract: Developing a miniature moving magnet pulse tube cryocooler to address the limitations in existing cryocooler technologies, especially in terms of compactness, lightweight design, durability, and maintenance-free operation, aligns with the demands of modern applications, particularly in space and similar environments. Integrating a miniature compressor and motor is essential for the functionality of the cryocooler. The design should prioritize efficiency and reliability while addressing challenges related to vibrations and maintenance commonly …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 194–205 Read article
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Fabrication and Evaluation of Aluminum Hybrid Metal Matrix Composite via Powder Metallurgy Approach
Abstract: The growing demand for lightweight materials in modern automotive industries has spurred the development of Aluminum-based metal matrix composites (AMMC). Utilizing the powder metal-lurgy method for fabrication offers a cost-effective alternative to other methods. Composites of Al6061 with varying compositions of 6–18 wt% SiC (8 microns) and 6–18 wt% B4C (10 mi-crons) were prepared to assess their physical and mechanical properties. Scanning Electron Mi-croscope analysis revealed uniform dispersion of SiC …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 205–211 Read article
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Dynamic Performance Enhancement of Polymer Composites through Metaheuristic machinining optimization
Abstract: This work aims to provide an optimization of meta-heuristic algorithms in order to improve the dynamic behavior of composite materials utilized in various practical engineering tasks. Based on the Comprehensive literature review it has been observed that composite sandwich panels with PVC foam cores accomplished mechanical characteristics superior than those ones that were produced on PU foam core mainly in flexural, compression, and impact tests Thus the study establishes the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 114–129 Read article
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Parametric optimization and validation of novel 3D scanning approach for sustainable manufacturing of patient-specific orthodontic retainers
Abstract: The purpose of the proposed study is to identify the ideal procedure parameters for 3D scanning a denture in order to produce customised orthodontic retainers that can be produced sustainably. However, pilot investigations rarely explore parameters like scanning angle, light intensity, or scanning distance. In order to lower acquisition error, the suggested study examines a method for forecasting the ideal values of the previously indicated scanning parameters. Based on the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 265–278 Read article
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Influence of Different Fluxes on the Angular Distortion of A-TIG Welded 316L Steel Plates
Abstract: The conventional Tungsten Inert Gas (TIG) welding process is an autogenous welding process primarily used to weld thin metal sheets in the food processing and chemical industry. The process can weld almost all engineering materials but suffers from the limitation of slow speed and inability to weld thick sections. With the development of A-TIG welding, some of the drawbacks of traditional TIG welding have been addressed, where the activated flux …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 99–103 Read article
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Rotational Speed Influence on Weld Temperature in Friction Stir Lap Joint of Aluminium Alloy 6061 Using Numerical Simulation
Abstract: The weld quality assessment in friction stir welding depends on the choice of suitable weld parameters. Rotational speed is one such parameter. The study utilizes a computational fluid dynamics model to examine the influence of various rotational on the workpiece and weld interface temperature. The workpiece selected for this study is an Aluminium Alloy 6061, while the tool employed is a truncated conical pin tool featuring a conical shoulder in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 235–245 Read article
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Experimental investigation of humidification-dehumidification desalination system
Abstract: The aim of present study is to investigate an H-DH desalination system experimentally. The system consists of a solar air heater, a humidifier, and a dehumidifier connected with an evaporative cooler. The proposed system is operated in a closed loop configuration, at two airflow rates. The performance metrics are assessed via the examination of energy and economic factors. The solar air heater has the ability to produce hot air with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 104–113 Read article
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Concern for Public Health: Periodontitis
Abstract: Periodontitis, a severe form of gum disease, erodes the bone that supports teeth and results in tooth loss. It is caused by bacterial infection and inflammation of the soft tissues around the teeth. About 70% of people 65 years of age and older are affected, on average. Red, bleeding, sensitive gums, foul breath, and receding gums are hallmark indications. Depending on the severity, a full dental examination, the insertion of …
Published in Research and Reviews: A Journal of Dentistry · Vol. 15, Issue 1, 2024 · pp. 22–26 Read article
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Investigation on the mechanical characteristics and productivity of GGBS based geopolymer mortars
Abstract: It has been known for decades that geopolymer will significantly replace cement's function in construction industry. Geopolymer has low creep and shrinkage and a peak compressive strength. That is as per a recent study, geopolymer mortar is made by Fly ash and GGBS. The composition includes (100-60%) GGBS with a 10% substitution of fly ash. Alkali activators used in the research are sodium hydroxide (NaOH) and sodium silicate (Na2SiO3). In …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 253–264 Read article
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Assessment of Chlorides In The Water Samples And Its Absorption By Thermosetting Polymer Phenol Formaldehyde Resin
Abstract: Assessing chloride levels in water samples is critical for monitoring water quality and ensuring environmental and public health protection. This study presents a comprehensive methodology for estimating chloride concentrations in water samples through various analytical techniques, including titration. Results obtained from each method were compared and discussed to evaluate their accuracy, and applicability in different environmental settings. The data shows that the samalkot drinking water sample has a relatively high …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 91–98 Read article
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Experimental Investigation of Mechanical Properties of AR Glass Fibre Reinforced Self Compacting Concrete
Abstract: The plain cement concrete has brittle in nature and low tensile strength. Self-Compacting Concrete (SCC) is an efficient choice in construction because of its inherent capacity to fill gaps and flow without the need for external vibration. The necessity of self-compacting concrete can be recognized by seeing the growing issue of a trained labour shortage in the building sector. The advantage of SCC is that it allows for an earlier …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 69–79 Read article
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Strength and Compressibility Behaviours of Expansive Soil Treated with Coffee Husk Ash and Xanthan Gum
Abstract: The strength of the sub-grade, the caliber of the subbase and base course, the surrounding conditions, and the characteries of the soil utilized are some of the variables that might impact how long a road lasts. Because expansive soil swells and shrinks in response to variation in moisture content, roads constructed on it are especially vulnerable to early deterioration. Buildings with black cotton soils have experienced different settlement due to …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 80–90 Read article
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Modelling of Large Elasto-plastic Deformations by EFGM
Abstract: Current work reports modelling and simulation of geometric and material nonlinearities arising due large elasto-plastic displacements in structural specimens by invoking enriched element free Galerkin method (EFGM). The displacement approximations are constructed by using moving least square approach. Standard displacement based approximations are modified by incorporating suitable enrichment functions depending on the nature of interfaces present in the components. Large deformations give rise to geometric nonlinearities which have been modelled …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 130–143 Read article
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Investigation of Microstructural and Tensile behaviour of stir-casted Al5052-based Composites with nano-reinforcements
Abstract: Aluminium-based composites have gained popularity in the aviation, automotive, and marine sectors as a result of their exceptional strength-to-weight ratio and also due to resistance to wear and corrosion. The current investigation involves the examination of the microstructural and tensile behaviour of stir-casted Al5052-based composites. The nanoparticles of 1% titanium diboride and 1% zirconia were added as reinforcement materials. To better understand the microstructure of the composite specimens, scanning electron …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 1–7 Read article
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Exploring the Viability and Implications of Quantum Communication in 6G Networks
Abstract: The development of telecommunication systems has brought us to the era of 6G, characterized by remarkable connectivity, speed and performance achievements. This article investigates the fusion of quantum communication into the architecture of 6G networks as a new approach to achieving security and efficiency. Using quantum mechanics principles, such as superposition and entanglement, quantum communication allows bloodless encryption and secure data transmission. The theoretical frameworks and quantum networks for 6G …
Published in Recent Trends in Electronics Communication Systems · Vol. 11, Issue 1, 2024 · pp. 01–14 Read article
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Comparison of Index and Engineering properties of weak soils stabilized by Rubber Tyre Chips and Powder
Abstract: Engineered constructions on weak or soft ground soil carry inherent risks due to the instability of the foundation. Soft ground lacks the necessary strength to support structures adequately, making it prone to settlement, subsidence, or even collapse under the weight of buildings or infrastructure. Various methods of improvements are used to improve the soil's stability to support various loads.one of the solution is can use the waste products incorporated into …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 24–33 Read article
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Investigation on Structural Behavior of RC Beam-Column Joints: State-of-the-art
Abstract: Beam-column joints (BCJs) are critical structural elements in buildings, influencing overall structural performance and safety. This review paper presents a comprehensive analysis of findings of research showing concern about various aspects of BCJs, focusing on eccentricity effect, numerical investigation, joint behavior, shear strength, retrofitting strategies, and recent advances. Through experimental studies, numerical simulations, and analytical approaches, various studies have made significant progress in understanding BCJ response to various loading circumstances …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 40–68 Read article
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Design and Reliability Analysis of Polymer Pervious Concrete Mix for Preparation of Paver Block
Abstract: Porous concrete is a specially designed kind of concrete featuring high water porosity, allowing water to readily move through the already present interconnecting vast porous structures. The present experimental study emphasized on the production of permeable concrete with a lower Portland cement and recycled aggregate aggregates building environmentally friendly permeable pavements. The literature review suggested in most of the studies the use of single size of aggregate in the pervious …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 8–23 Read article
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Stress based topology optimization of axial tubes under impact to improve energy absorption
Abstract: The present study is aimed at designing a stress constrained topology optimized tube to improve the specific energy absorption (SEA) and reduce the peak crushing force. The research was aimed to develop an axial tube to withstand high impact loads thus improving the crash worthiness of the structure. Crash analysis of a 3D deformable circular tube having different thickness of 0.5 mm, 1 mm, 1.5 mm and 2 mm with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 210–220 Read article
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Vibration Analysis of Woven Hybrid Carbon-Kevlar Composite Laminates
Abstract: Composite materials have revolutionized the field of engineering and design, providing the ability to combine two or more materials with different properties to create new materials with enhanced characteristics. The intricate process of weaving together carbon fiber and Kevlar fiber to create a 3D composite fabric is not only fascinating but also results in a beautiful, intricate pattern. Hand weaving is an art that requires precision and skill, and when …
Published in Journal of Polymer & Composites Read article