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39 articles for “Thermal Fatigue”
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Aero-craft Construction using Nano-materials
Abstract: The employment of different nanomaterial as constituents in the design & construction of aircraft & space craft is discussed. This papers deals with the characteristics features of the nanomaterial over the other macro & micro elements. The potential of nanomaterial is enhanced in the aerospace engineering & space science field with their evolving features. This study focused on different utilization of nanomaterial in the air craft or space craft layout. …
Published in Journal of Aerospace Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 27–32 Read article
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Advancements In Al6061 Metal Matrix Composites: The Role of SiC, Al₂O₃, and Graphite Reinforcements in Enhancing Properties and Applications
Abstract: Al6061-based metal matrix composites (MMCs) reinforced with silicon carbide (SiC), graphite (Gr), and aluminum oxide (Al₂O₃) exhibit a unique combination of mechanical, thermal, and tribological properties, making them highly suitable for advanced engineering applications. SiC enhances hardness, wear resistance, and load-bearing capacity, while Al₂O₃ improves thermal stability and mechanical strength. Graphite provides self-lubricating properties, reduces friction, and lowers the composite's density, improving fatigue resistance. The synergy of combining these reinforcements …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 90–98 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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Recent Advancements and Layering Techniques in Nanoparticle-Reinforced Hybrid Composites: A Comprehensive Analysis
Abstract: This review examines the advancements in nanoparticle-reinforced fiber composites, focusing on natural fibers, synthetic fibers, hybrid composites, and fiber metal laminates (FMLs). Nanoparticles such as SiO₂, TiO₂, Al₂O₃, and graphene, introduced at 0.5–3% volume, have significantly enhanced mechanical, thermal, and wear properties. Comparative studies reveal that hybrid composites reinforced with 1–2% nanoparticles show a 20-30% increase in tensile strength and a 15-25% improvement in thermal stability compared to non-reinforced composites. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 83–89 Read article
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Analytical Assessment of the Mechanical Design of a Metal Getter Bed for Hydrogen Storage
Abstract: Compact solid state hydrogen storage systems using metal or alloy based getter beds have gained worldwide attention. The vessels containing the metallic getter are required to operate under both external and internal pressure conditions, with accompanying cooling and heating cycles. Thus the mechanical design of these vessels must take care of several kinds of loads, some of which are addressed in this work. Selection of optimal dimensions, closures and suitable …
Published in Journal of Experimental & Applied Mechanics · Vol. 6, Issue 3, 2015 · pp. 1–13 Read article
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Enhancing Mechanical Performance in Reinforced Hybrid Composites using Silicon Carbide and Aluminium Oxide Fillers
Abstract: Hybrid composites are becoming useful because they have better qualities than regular composites. This study examines the conventional properties of composites that utilise SiC and Al2O3 as filler components. Kevlar, S-glass, and sisal fibers at 90° and 0°, followed by additional layers of S-glass and Kevlar. To make sure that the material qualities were the same throughout, the resin and fibre layers were arranged in an alternating pattern. Mechanical testing …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 934–945 Read article
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Determination of the Mechanical Properties of Shape Memory Alloys
Abstract: Shape memory alloys are materials which can be deformed by cooling below a certain critical temperature and then regain their original shape after heating above this critical transition temperature.. Shape memory alloys (SMAs) are a class of functional materials that possess unique thermo mechanical properties, such as shape memory effect (SME), super elasticity (SE), damping, and good fatigue and corrosion resistance, which enable them to become ideal materials for applications …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 2, 2021 · pp. 1–9 Read article
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Polymers and Composites in the Design and Construction of Unmanned Aerial Vehicles: A Comprehensive Technical Review
Abstract: The emergence of Unmanned Aerial Vehicles (UAVs) over the last few years has mostly been made possible by breakthroughs in material science. This review is concerned with an overview of some of the polymers and composites that are being commonly used in drone manufacturing in recent times, especially in relation to the influence of material choice on drone performance and capability. It sheds light on the drastic change in the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 874–882 Read article
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Design and Analysis of Helical Gear Pair using ANSYS, FEM and AGMA Standards for Calculating a Bending and Contact Stress on Gear Profiles: A Review
Abstract: Gear failure can be controlled by their tooth surface strength; the bending effects and wear effect are major parameters, affected in any gear system to minimize or reduce the failure. The following paper aims to provide information on the bending and contact stress analysis of helical gear pair. Thus, the analysis of stress, bending effects and contact effects to minimize or reduce the failure of gears. Therefore, present paper focuses …
Published in Journal of Thermal Engineering and Applications · Vol. 4, Issue 1, 2017 · pp. 5–12 Read article
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Failure Analyses of 16 mm Thick SA 516 GR 70 Auto Clave
Abstract: With the acceleration of global industrialization, there is a demand for high-or low-pressure storage of liquids or gases. Because of the complicated operating conditions that will inevitably encounter a possible hazard, pressure vessel design is a critical responsibility. Previous failure studies have revealed that the presence of local loads and discontinuities increases pressure vessel fracture. As a result, a detailed examination of pressure vessel steel from the standpoint of fracture …
Published in Trends in Mechanical Engineering & Technology · pp. 21–30 Read article
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Hybrid Material Systems for Flexible Electronics Electro-Mechanical Performance and Future Prospects
Abstract: Flexible electronics are transforming the landscape of modern electronic systems, enabling devices that are lightweight, stretchable, and adaptable to complex surfaces. These technologies are particularly impactful in applications such as wearable health monitors, soft robotics, energy harvesting systems, and implantable biomedical devices. At the heart of this evolution are hybrid material systems—engineered composites that combine organic polymers and inorganic nanomaterials to achieve synergistic electro-mechanical properties. These materials address the limitations …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 3, Issue 1, 2025 · pp. 7–12 Read article
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Hybrid Additive-Subtractive Manufacturing of Multi-Material Functionally Graded Components: Integration of Laser Powder Bed Fusion with High-Speed CNC Finishing for Aerospace Applications
Abstract: The synergy involved in the merging of additive and subtractive manufacturing technologies is the game changer to generate multi-material functionally graded components to be used in the aerospace industries. The paper is an in-depth review of a proposed hybrid additive-subtractive manufacturing, which synergistically merges laser powder bed fusion (LPBF) fashioning with rapid computer numerical control finishing production processes. The multi-material deposition, thermal issues, and optimization of post-processing are the challenges …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 398–418 Read article
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Recent Progress in Magnesium Hybrid Metal Matrix Composites: Processing, Properties, and Applications
Abstract: Magnesium hybrid composites have emerged as promising materials to meet the growing demands of advanced sectors such as biomedical, aerospace, defense, automotive, electronics, and marine industries. However, the inherent drawbacks of magnesium, specifically low wear resistance, have encouraged scientists to develop magnesium-based MMC with improved mechanical properties and thermal properties. To achieve this, various mixtures of reinforcement are employed. These include ceramics with high strength and wear resistance; solid lubricants …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1287–1301 Read article
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Probabilistic and Diagnostic methods to determine the multiple failure mechanisms of HPT 1st stage Marine gas turbine blade.
Abstract: AbstractThe failure analysis of high pressure turbine (HPT) blade belonging to 30 MW gas turbine used in marine applications is presented. Before failure, the turbine blade under evaluation was operated for about 10000 hours while its service life was expected to be around 15000 hours. The gas turbine blade was made of Nickel based super alloy and was manufactured by investment casting method. An attempt has been made to analyze …
Published in Journal of Offshore Structure and Technology · Vol. 7, Issue 2, 2020 · pp. 21–31 Read article
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Multifunctional Polymer Composites to Manufacture Assistive Device for Locomotor Disable Persons
Abstract: Among the synthetic fibers, the glass fibers are most popularly used in fiber for reinforced in engineering polymers matrix, as they offer excellent stiffness and strength, impact resistance and thermal stability at a low price to manufacture various assistive devices. The carbon fibers were applied as an alternative of glass fibers, where maximum stiffness is required. The aim of this article is, to give an overview of an experimental comparison …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 11, Issue 2, 2020 · pp. 30–38 Read article
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Identification of Elements Exist in Area Around Khartoum Petroleum Refinery Using Spectroscopic Method
Abstract: Laser-induced breakdown spectroscopy (LIBS) is a method of atomic emission spectroscopy (AES) that uses a laser-generated plasma as the hot vaporization, atomization, and excitation source. Plasma is often called the fourth state of matter. The various states of matter occur as a substance is heated to temperatures corresponding to thermal energies above the binding energies for particular state of matter. Structured systems placed in a sufficiently hot environment. LIBS technique …
Published in Journal of Petroleum Engineering & Technology · Vol. 12, Issue 1, 2022 · pp. 1–14 Read article
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Electro Less Duplex Nickel Coating and Tribological Characterization Under Elevated Temperature
Abstract: Electroless Ni-P (EN) coatings had previously demonstrated their ability to improve the tribological properties of the underlying substantial. This is due to its high hardness, fatigue strength, and chemical resistance. Nevertheless, the EN coverings' effectiveness at high temperatures, as well as their heat resistance, have yet to be evaluated. The current work investigates the tribological properties, namely friction and wear, of EN coatings at increased temperatures (100 ºC, 200 ºC, …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 1, Issue 1, 2023 · pp. 12–17 Read article
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Recent Progress in Near-Surface Mounted Fiber-Reinforced Polymer Strengthening Systems: Composite Materials, Adhesive Technologies, and Interfacial Bonding
Abstract: Fiber-reinforced polymer (FRP) composites have emerged as one of the most promising classes of advanced engineering materials for structural strengthening and rehabilitation owing to their high specific strength, excellent corrosion resistance, fatigue durability, and design flexibility. Among various strengthening approaches, near-surface mounted (NSM) systems have gained significant attention because they provide enhanced bond performance, improved protection against environmental exposure, and superior utilization of FRP reinforcement compared with conventional externally bonded …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1145–1153 Read article
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ML-Enhanced Self-Healing Fiber-Reinforced Polymer Composites with Embedded IoT Sensors for Damage Prediction
Abstract: Fiber-reinforced polymer (FRP) composites are widely used in aerospace and structural systems; nevertheless, the potential for microcracking and fatigue-induced performance degradation remains an obstacle with respect to improved service life. Traditional self-healing methods, while performing well on a chemical level, often lack real-time diagnostic awareness and adaptive control. To circumvent this, we developed a machine-learning augmented self-healing FRP composite, in which a DCPD–Grubbs catalytic matrix was combined with IoT sensor …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 188–208 Read article