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995 articles for “Mechanical parts”
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Integrated Policy Approaches to Disaster Risk and Climate Change Governance: A Global Review of Institutional Strategies, Techniques, and Community Resilience
Abstract: Climate change and disaster risks have emerged as interconnected threats that demand integrated and adaptive governance systems. While both domains, disaster risk management (DRM) and climate change adaptation (CCA), have independently evolved over time, their convergence remains a complex challenge for policymakers. This review explores the multidimensional integration of policies addressing disaster and climate risks, focusing on institutional coordination, community participation, and the use of innovative governance mechanisms. Drawing insights …
Published in International Journal of Sustainability · Vol. 2, Issue 2, 2025 · pp. 27–36 Read article
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Investigation on Dry Sliding Wear Behaviour of AlSi7Mg0.3/B4C/ZrO2 Hybrid Composites using Taguchi Method
Abstract: Hybrid Aluminium/Boron carbide/Zirconium oxide (AlSi7Mg0.3/B4C/ZrO2) composites were fabricated utilizing stir casting technique by varying boron carbide content (4wt.%, 8wt.% and 12wt.%) and utilizing a fixed amount (4wt.%) of zirconium oxide particles. Optical microscopy revealed that B4C and ZrO2 particulates were dispersed uniformly in AlSi7Mg0.3 matrix. Dry sliding wear experiments were carried out utilizing the pin-on-disc tribometer with various levels of applied loads, sliding speeds and weight percentage of boron carbide …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 166–177 Read article
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Computer Aid for Stability Testing Between Parts towards Automatic Assembly Sequence Generation
Abstract: AbstractStability is one of the most essential criteria to be ensured during assembly sequence generation (ASG). The stability predicate ensures stable assembly subsets for sub-assembly detection and parallel assembly process. In this paper a novel method to represent assembly stability using four point scales is proposed. Mechanical equilibrium conditions are used to test the partial stability of the parts effectively. Part surface features and contact with attachments are considered to …
Published in Journal of Computer Technology & Applications · Vol. 7, Issue 1, 2016 · pp. 22–26 Read article
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Numerical Modelling and Simulation of Improved Partial Transmit Sequence for PAPR Reduction in OFDM Communication System
Abstract: Channel capacity and peak average to power ratio are essential elements in offering dependable communication through wireless medium in this competing wireless communication system. The rating of an amplifier in an OFDM system, as well as prospective future candidates of 5G systems such as FBMC and UFMC, is affected by a high peak to average power ratio. The demand for channel capacity fluctuates due to the growing number of wireless …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 3, 2021 · pp. 33–39 Read article
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Influence of Agricultural Waste Materials in Concrete: A Sustainable Approach
Abstract: Urbanization and resource depletion have intensified the need for sustainable alternatives to traditional construction materials. The concrete industry, a major contributor to environmental issues due to cement production, is turning to waste materials to mitigate its impact. This review paper focuses on the use of agricultural waste as a partial replacement for cement and aggregates in high-strength concrete (HSC), with an emphasis on its influence on both fresh and hardened …
Published in Recent Trends in Civil Engineering & Technology · Vol. 16, Issue 1, 2026 · pp. 26–32 Read article
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Shape-Memory Polymer Systems in Custom-Fit Prosthetic and Orthotic Design
Abstract: SMP systems have now become important materials in constructions of custom-made prosthetic and orthotic devices. They can back and forth change shape based on heat, humidity or light. The capability allows physicians and patients to shape the devices quickly and change them in real time which is not possible with ordinary plastics. Antinomy, comfort is vital and distribution of forces changes continuously in the rehabilitation engineering. The solution to these …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 254–263 Read article
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Material-Level Degradation of Magnetorheological Fluids Under Long-Term Cyclic Shear
Abstract: The long-term functional stability of magnetorheological fluids (MRF) remains a key limitation for their reliable use in adaptive systems and continuously operated magnetorheological devices. In this study, the intrinsic evolution of rheological properties in a commercial MRF (MRC-C1L) is systematically examined under prolonged cyclic loading, with the aim of isolating material-level degradation mechanisms independent of device-related effects. The fluid was subjected to 120,000 low-strain oscillatory shear cycles under a constant …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 101–112 Read article
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Modern Catalytic Systems: Mechanisms, Materials Engineering, and Sustainable Applications
Abstract: Catalysis is a fundamental pillar of modern chemical science and industrial manufacturing, enabling efficient production of fuels, chemicals, pharmaceuticals, polymers, and environmentally important products through the acceleration of chemical reactions and reduction of activation energy barriers. This review provides a comprehensive overview of contemporary catalytic systems, with emphasis on the relationship between catalyst structure, reaction mechanisms, catalytic performance, and long-term stability. The discussion begins with the classification of homogeneous, heterogeneous, …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 2, 2026 · pp. 01–09 Read article
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From Waste to Strength: Hybrid Binder Approach for Sustainable M25 Concrete
Abstract: The growing demand for concrete in infrastructure development has led to increased cement consumption, raising serious environmental concerns due to high energy use and carbon dioxide emissions correlated with cement manufacturing. In this context, the use of industrial residues as partial substitutions for cement has achieved deep focus as a sustainable construction strategy. The current investigations experimentally explore the strength and quality performance of concrete produced using a hybrid binder …
Published in Journal of Construction Engineering, Technology & Management · Vol. 16, Issue 1, 2026 · pp. 24–32 Read article
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Ameliorating Surface Roughness and Tensile Strength of ASA Fabricated Parts by Analyzing Significant FDM Printing Parameters Using Response Surface Methodology
Abstract: The constantly growing demand for acrylonitrile styrene acrylate (ASA) polymer in the automotive market to its use for fabricating different components such as dashboards, the interior, lights, and electrical components challenges manufacturers to continuously optimize its mechanical properties to meet consumer demand. Despite the widespread availability of three-dimensional (3D) printing techniques, research on the most efficient and cost-effective methods of producing ASA-printed components is still indispensable. Therefore, the purpose of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 1–12 Read article
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In Vivo Biocompatibility and Interfacial Stability of Thermoplastic Polyurethanes and Nanofilled Resin Composites: A Bioanalytical Study of Polymer-Host Interactions Under Dynamic Loading
Abstract: The widespread application of thermoplastic polyurethanes (TPU) and nanofilled resin composites in biomedical devices requires rigorous assessment of their biocompatibility under mechanical stress. While nanofilled composites utilize filler particles (<100 nm) to enhance surface properties and wear resistance, the biological response to these materials in a hydrolytic, enzymatic environment remains a critical area of investigation. Objective: To analyze the in vivo bio-molecular response at the interface of TPU aligners and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1112–1119 Read article
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Thermal and Mechanical Properties of Zn-Fap Composites
Abstract: The aerospace and automotive industries have experienced a substantial surge in interest in innovative composite systems driven by the ongoing demand for lightweight, high-performance materials. In this study, the mechanical properties of zinc (Zn) matrix composites reinforced with fluorapatite particles (Fap) are examined as a function of thermal treatment. Within the context of this investigation, we endeavoured to create composite materials containing Zinc-Fluorapatite powder. Stir casting was used to produce …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1101–1110 Read article
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Role of Quantum Chemistry in Catalysis: A Comprehensive Review
Abstract: Catalysis plays a crucial role in modern chemical manufacturing, energy conversion, and environmental protection by enabling chemical reactions to occur more rapidly, selectively, and with reduced energy consumption. A fundamental understanding of catalytic processes at the atomic and electronic levels is essential for the rational design and optimization of catalysts. Quantum chemistry has emerged as a powerful theoretical and computational framework that enables detailed investigation of electronic structure, reaction energetics, …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 1, 2026 · pp. 01–16 Read article
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INFLUENCE OF PULSED TIG WELDING PROCESS PARAMETERS ON MECHANICAL PROPERTIES OF ALUMINIUM ALLOY JOINT: A REVIEW
Abstract: The increase use of aluminium alloy in the previous decades in automobile industry have recommended the research towards learning its behaviour in dissimilar condition with application. Pulsed tungsten inert gas (TIG) welding in aluminium alloy is one of the generally utilized method towards manufacturing the car parts. The present work relates to the enhancement of mechanical properties of Aluminium amalgam welds through beat tungsten latent gas (TIG) welding process. Input …
Published in Journal of Industrial Safety Engineering · Vol. 5, Issue 3, 2018 · pp. 13–18 Read article
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Investigating the Effect of Rubber as Partial Coarse Aggregate Replacement on Concrete Performance
Abstract: The growing challenge of managing scrap tire waste presents an opportunity for recycling these durable materials into concrete production. This research investigates the mechanical properties of concrete with waste tire rubber chips incorporated as a partial replacement for coarse aggregates at 0%, 5%, 10%, and 15% by volume. The study evaluates workability, compressive strength, and tensile strength, alongside durability assessments in a 5% sulphuric acid solution. Initial findings indicate that …
Published in Journal of Industrial Safety Engineering · Vol. 11, Issue 3, 2024 · pp. 11–17 Read article
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Luminescent Phenomena and Materials: Fundamentals, Developments, and Multidisciplinary Applications
Abstract: Luminescence, defined as the emission of light without significant heat generation, represents a fundamental phenomenon bridging physics, chemistry, materials science, and biotechnology. Over the centuries, the understanding of luminescence has evolved from simple observational curiosity to a sophisticated quantum-mechanical framework describing electronic transitions in atoms, molecules, and solids. This review provides a comprehensive overview of the historical development, fundamental mechanisms, classifications, and material systems associated with luminescence. It places particular …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 2, 2026 Read article
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Investigating Temperature Effects on Thermal Analysis of Composite Heat Pipes with Diverse Geometrical Configurations
Abstract: As the demand for efficient heat dissipation technologies continues to surge, understanding the intricate interplay between temperature variations and the thermal performance of heat pipes assumes paramount importance. This study investigates the impact of temperature fluctuations on the thermal behaviour of heat pipes with diverse geometric configurations. A comprehensive analysis is conducted utilizing advanced computational simulations coupled with experimental validation techniques. Heat pipes are an innovative heat transfer device with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 20–34 Read article
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Innovations and Comparative Analyses in Foam Concrete: A Review of Emerging Techniques and Materials
Abstract: Foam concrete, recognized for its lightweight and eco-friendly properties, is gaining prominence as a sustainable construction material. However, challenges such as low mechanical strength, performance variability, and limited environmental resistance have prompted significant innovations in recent years. This study synthesizes findings from three key studies focused on enhancing foam concrete’s performance through nanomaterials, natural fibers, and alternative lightweight aggregates. The incorporation of nano-silica and nano-calcium carbonate into coal gangue foam …
Published in Trends in Transport Engineering and Applications · Vol. 12, Issue 3, 2025 Read article
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Comparative Analysis of Polymer-Enhanced and Conventional Magnetorheological Fluids in E-Bicycle Semi-Active Suspension
Abstract: In light of the increased use of electric bicycles as a sustainable transport means, various mechanical challenges emerge which were absent in traditional bicycles, primarily concerning vibration isolation and riding comfort. Indeed, hub motors, batteries and the entire drivetrain system produce dynamic excitations which passive suspension cannot handle effectively. This paper presents a comparison of conventional magnetorheological (MR) fluid and the polymer-based MR nanocomposite fluid within the context of semi-active …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1174–1185 Read article
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Discovery of Curcumin: Miraculous Activity as Anticancer
Abstract: AbstractCancer is the second most life-threatening disease and one of the main public health problems worldwide now a day. Despite the great advances in cancer therapy, the incidence and mortality rates of cancer remain high. Therefore, the quest for more efficient and less toxic cancer treatment strategies is still at the forefront of current research. Curcumin is an active ingredient of the Curcuma longa plant, has received great attention over …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 9, Issue 2, 2020 · pp. 29–38 Read article