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28 articles for “laminate”
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Analytical Study of Ceramic Compositions: Lamination and Fracture Toughness
Abstract: This study investigates the characteristics and fabrication techniques of laminated ceramic composites, focusing on various glass-ceramic systems, including alumina, BaTiO3/Al2O3, and LiO2‐ZrO2‐SiO2‐Al2O3 (LZSA). The inherent brittleness of ceramics, attributed to surface flaws and their limited toughness, necessitates the development of layered structures to enhance mechanical reliability. Layered ceramics demonstrate improved fracture toughness, crucial for applications in aerospace, biomedicine, and military armor. Techniques such as tape casting, electrophoretic deposition, and advanced …
Published in International Journal of Analytical and Applied Chemistry · Vol. 10, Issue 2, 2024 · pp. 38–44 Read article
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Using Six-Node Hexagonal Elements to Perform Free Vibration Analysis of Laminated Composite Conoidal, Elliptical Paraboloid, and Hyperbolic Paraboloid Shells
Abstract: Laminated composite structures are one of the recent developments in the field of engineering with high strength and better cost-to-weight ratio over the isotropic materials. The present study is mainly focused on the free vibration analysis of laminated composite shells using six-node hexagonal elements which is the first one of its kind. Three different shells, namely conoidal, elliptical paraboloid and hyperbolic paraboloid, have been analyzed with different support conditions, and …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 5, Issue 2, 2019 · pp. 42–55 Read article
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Failure Prediction of Composite Lamina
Abstract: Composite materials are preferable in many applications of engineering than their metallic equivalent. These materials provide desirable characteristics and required properties for specific design and testing. In orthotropic fiber composites, the fiber orientation dictates the material properties, because the properties can be built into the laminate during fabrication. In this study, a composite laminate is tested with a specific configuration whether it would fail or survive under specific load. If …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 27–36 Read article
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Thermo-elastic flexural analysis of cross-ply laminated beams
Abstract: The present paper is concerned with the thermal analysis of symmetric and antisymmetric cross ply laminated beams subjected to temperature distribution across the thickness of laminated beam. A higher order shear deformation theory is used. The displacement field in terms of thickness coordinate is expanded up to cubic term to have a quadratic variation of the transverse shear strains and transverse shear stresses. This avoids the need of shear correction …
Published in International Journal of Structural Engineering and Analysis · Vol. 6, Issue 1, 2020 · pp. 62–73 Read article
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An Efficient and Simple Higher Order of Shear Deformation Theory for Static and Free Vibration of Laminated Composite Plates
Abstract: In the present study, the static and free vibration of laminated composite plates is examined by using a refined shear deformation theory and developed for a bending analysis of orthotropic laminated composite plates. These models take into account the parabolic distribution of transverse shear stresses and satisfy the condition of zero shear stresses on the top and bottom surfaces of the plates. The most interesting feature of this theory is …
Published in International Journal of Composite Materials and Matrices · Vol. 2, Issue 1, 2016 · pp. 23–42 Read article
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FE Modelling and Analysis of Mixed Mode Delamination in Composite Laminates
Abstract: A composite is a structural material that consists of two or more constituents combined at a macroscopic level and not soluble in each other. The advantages of composites over conventional materials are its light weight, high strength, design flexibility, dimensional stability, etc. Although Composite materials are advantageous than conventional materials, there are some defects in composite materials too, which are Fibre-matrix debonding, fibre misalignment, Delamination, Matrix cracking, Impact damage, etc. …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 4, Issue 2, 2018 · pp. 31–57 Read article
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Free Vibration Analysis of Laminated Composite Plate with Various Boundary Condition Using FEM
Abstract: The vibration analysis of laminated composite plates is analyzed using finite element method. A suitable finite element model is proposed and developed based on first order shear deformation theory using ANSYS parametric design language (APDL) code. The model has been developed using an appropriate eight node isoparametric element (SHELL281) from the ANSYS element library. In this paper Numerical results have been computed for the effect of material properties, thickness ratio …
Published in International Journal of Composite Materials and Matrices · Vol. 2, Issue 1, 2016 · pp. 1–7 Read article
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Composite Laminated Cantilever Beam Administer to The Varying Load Using Hyperbolic Shear Deformation Theory
Abstract: The current research consolidates an answer for the flexural examination of basically cantilever beam four layer laminated beam with varying load by utilizing hyperbolic shear deformation theory. These bar numerical are obtained by executing higher shear disfigurement hypothesis having displacement field over the beamcross-segment. Plan relies upon course of action of a beam spoke to by rule of virtual work methodology through the thickness of an overlay beam. Overseeing differential …
Published in International Journal of Structural Engineering and Analysis · Vol. 6, Issue 2, 2020 · pp. 26–34 Read article
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Compressive Behaviour of Pristine and Impacted Composite Laminates: Numerical Simulations and Experimental Studies
Abstract: To predict the compressive strength, various failure criteria studied in this article include are Tsai-Wu, Hill, Hoffman, Maximum Stress and Quadratic. The quadratic failure criterion has been implemented using PATRAN Command Language (PCL). Is observed that quadratic failure criterion provides least failure indices, employed for conservative design. The compressive strength of the pristine and impacted laminate computed using analytical experiment, and finite element analysis (Numerical) commercial packages. Experimental program employing …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 2, Issue 2, 2016 · pp. 19–32 Read article
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Thermally Induced Stresses in Cross-Ply Laminated Plates Using Four Variable Theory
Abstract: A thermal analysis of simply supported isotropic, orthotropic, two layer antisymmetric and three layer symmetric composite laminated plates is presented. A four variable trigonometric shear deformation theory is used. This theory has only four unknown variables as compared to other higher order theories with five or more than five unknown variables. This is a displacement based equivalent single layer theory. The in-plane displacement field of this theory consists of trigonometric …
Published in International Journal of Structural Engineering and Analysis · Vol. 6, Issue 2, 2020 · pp. 35–54 Read article
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Interfacial Engineering and Performance Optimization of Jute-Fiber-Reinforced Epoxy Laminates
Abstract: The increasing environmental concerns associated with synthetic fiber reinforced polymer composites have driven substantial research interest toward naturally derived, biodegradable fiber alternatives. This study presents a comprehensive mechanical and thermal characterization of jute fiber reinforced epoxy composites fabricated via hand lay-up followed by compression molding. Jute fibers were subjected to alkali treatment using 5 wt% sodium hydroxide (NaOH) solution for 4 hours at ambient temperature to enhance fiber–matrix interfacial bonding …
Published in International Journal of Polymer Science and Engineering · Vol. 12, Issue 1, 2026 · pp. 52–64 Read article
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Mechanical Characterization using Finite Element Analysis of Jute and E-Glass Fabric Reinforced Epoxy Composite Materials
Abstract: Recently, there has been a greater inclination towards natural fiber reinforced plastics composites (NFRPC) because these are environmentally friendly and cost-effective to synthetic fiber reinforced composites. The availability of natural fibers and ease of manufacturing have tempted researchers worldwide to try locally available inexpensive fibers and to study their feasibility of reinforcement purposes and to what extent they satisfy the required specifications of good reinforced polymer composite for tribological applications. …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 6, Issue 2, 2020 · pp. 21–39 Read article
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Experimental Optimization of Process Parameters for Tape Wound Composite Cylindrical Shells by using Taguchi Method
Abstract: The purpose of this paper is to design and construct laminated composite cylindrical shells. Tape wound layup method is implemented for the preparation of composite laminated shells by E-glass fiber mat and Epoxy resin as adhesive. The shells were made by considering two parameters p1-diameter of mandrel and parameter p2- stacking sequence. As per the L9 orthogonal array the required diameter and stacking sequence was arranged. The composite shells were …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 18–26 Read article
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Experimental verification of strength of glass fiber reinforced polymer matrix composites
Abstract: An experimental investigation has been carried out to develop a new PMC (Polymer Matrix Composite) using commercially available Epoxy and Polyurethane resin systems. These resin systems would be reinforced with glass fibers, filler materials and aluminium foils. The laminates have been prepared by using the hand lay-up technique for eight layers and the mechanical tests such as tensile and compression test have been conducted for the PMC. This work has …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 3, Issue 1, 2017 · pp. 43–51 Read article
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Computational Investigation on Performance of Rib Roughened Channel
Abstract: ABSTRACT: Improving the heat transfer efficiency of machinery is crucial since it can result in savings on energy, materials, and expenses. Rib-roughening on the heated plane is one method of increasing rate of heat transfer. Rib roughened surfaces are utilized in various industrial applications. Rib roughened surface disturbs the laminar sub-layer and increases the turbulence. Because of increase of turbulence and mixing, rate of heat transfer is improved. Pressure loss …
Published in International Journal of Mechanics and Design · Vol. 12, Issue 1, 2026 · pp. 1–6 Read article
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Comprehensive Review on Bamboo-Based CompositeMaterials for Sustainable Engineering Applications
Abstract: Among various natural resources, bamboo has emerged as a promising reinforcement material due to its rapid growth rate, wide availability, low cost, and excellent specific mechanical properties. Bamboobased composite materials combine high strength-to-weight ratio with renewability, making them attractive for diverse engineering applications. The increasing concerns related to resource depletion, carbon emissions, and end-of-life disposal of synthetic composites further highlight the need for biobased and sustainable material solutions. This review …
Published in International Journal of Composite Materials and Matrices · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Durability and Resilence of Hyperloop Infrastructure
Abstract: ABSTRACT: The Hyperloop is a revolutionary concept for high-speed ground transportation that involves passenger pods traveling through low-pressure tubes at near-supersonic speeds. Originally proposed by SpaceX in 2013, the concept aims to offer a cost-effective and faster alternative to conventional rail systems and short-haul air travel. This study addresses a critical component of the Hyperloop's success—structural durability. Key concerns include material fatigue due to repetitive high-speed movement, pressure fluctuations within …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 2, 2025 · pp. 16–25 Read article
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Investigation of Tangential Shear Stress and Frictional Torque Coefficient over a Rotating Disk of the Rotor-Stator System
Abstract: Abstract The study investigates the prediction of tangential shear stress and the frictional torque coefficient over a rotating disk in a rotor-stator system under laminar inward flow conditions. The interaction between the rotating and stationary disks is governed by key parameters, such as volumetric flow rate, rotational speed of the disk, and the axial clearance between the two surfaces. These parameters are expressed in terms of dimensionless quantities, including the …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 1, 2025 · pp. 6–14 Read article
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Nonlinear Finite Element Approaches for Structural Failure Prediction: A Comparative Assessment with Case Studies
Abstract: Abstract Nonlinear finite element methods (NLFEM) have become indispensable for predicting structural failure in complex engineering systems, particularly where linear models fail to capture critical behaviors, such as large deformations, crack propagation, and post-buckling responses. This study investigates and compares several state-of-the-art NLFEM techniques – namely cohesive zone modeling (CZM), extended finite element method (XFEM), and phase-field fracture modelling – in the context of structural failure prediction. Three representative case …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 1, 2025 · pp. 1–5 Read article
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BJRI Kenaf-4: A Newly Released Improved Variety of Hibiscus Cannabinus L.
Abstract: BJRI Kenaf-4, a high yielding and widely adaptable kenaf (Hibiscus cannabinus L.) variety, was developed by the Bangladesh Jute Research Institute (BJRI) and released by the National Seed Board (NSB) in 2017. It was previously isolated through pure line selection as a breeding line 1641/C from the origin of Iran. The line was assessed for time of planting, fibre yield and other morphological characteristics. The Advanced Yield Trial (AYT) was …
Published in International Journal of Agrochemistry · Vol. 8, Issue 2, 2022 · pp. 10–15 Read article