All articles
544 articles
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Synthesis and characterization of some organic semiconductor materials for optoelectronics
Abstract: Charge transfer complexes have high molar absorptivities and it’s an important phenomenon in the energy transfer process to increase the conductivity. Charge transfer complexes have been used in organic photovoltaic cells, organic semiconductors. Charge transfer complexes formed between electron donors and acceptors with strong interaction.In this paper, a Charge transfer complexes (CTC) of some organic semiconductor’s materials have been studied spectrophotometrically in chloroform, when the optical absorption of the CTC …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 14–24 Read article
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A Review on Carbon Nanotubes
Abstract: Carbon nanotubes (CNTs), one of the unique one-dimensional nanomaterials, have gained great attention because of their specific characters, versatile functionalization chemistry, and biological compatibility in the past few decades. In this paper author tried to discuss some important features, different types of CNTs, synthesis methods, purification techniques, some properties and application of the CNTs in various sectors. At last there is conclusion and some scope for research work is also …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 27–34 Read article
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Synthesis of NiCo2O4 by Hydrothermal Method
Abstract: The synthesis of NiCo2O4 have been carried out by hydrothermal method. Powder x-ray diffraction studies confirmed the formation cubic NiCo2O4. Nickel cobaltite are high in electrical conductivity and has two richer electroactive sites. To some extent, NiCo2O4 is playing an important role in complementing or replacing electrode materials based on NiO, Co3O4 and RuO2 in energy storage field.
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 23–26 Read article
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Synthesis and Characterization of Nanostructured LaNiO3
Abstract: In this world synthesis of LaNiO3 have been carried out by co-precipitation method respectively. Powder x-ray diffraction studies confirmed the formation of rhombohedral LaNiO3. LaNiO3 is known to have rhombohedrally distorted perovskite structure, and the lattice parameters of the rhombohedral unit cell and the pseudocubic unit cell are a = 5.46¡ and ¢ = 60.8o and a = 3.84Å respectively. The superconductivity in these oxides is a novel phenomenon, even …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 12–17 Read article
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The new method of composite materials production
Abstract: The existing methods for production, for example, polymer composite materials: the pressing (direct, injection, profile), the injection molding (injection, intrusion, centrifugal molding, and autoclaving), the extrusion, the pultrusion, the contact molding, the winding, vacuum molding and pneumatic molding do not permit to reach the main goal of the production of unique composite materials with a basis (matrix) filled by uniformly distributed filler (armoured element), having high strength and rigidity. The …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 18–22 Read article
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Emerging Smart Materials: Recent Development in Self-healing Elastomers
Abstract: Smart materials based on olefins, diolefins, renewable materials and others reactive monomers are witnessing a rapid growth across different applications sectors such as electronics, health care, automotive, textile, building, construction, agriculture & Energy. Materials development is currently moving at high pace both in academia and in industry due to their diverse commercial potential and beneficial merit for the society. Self – healing elastomers have emerged as high potential materials among …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 1–17 Read article
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Thermo-Mechanical Properties of Banana and Jute Fiber Reinforced Polypropylene Composites
Abstract: Abstract Present research aims at finding out better fiber reinforcement for low cost and eco-friendly polymer matrix composite. Polypropylene was chosen as a matrix, while jute and banana fiber were chosen as reinforcement. Composites were prepared by using a hot press machine. Fiber loading was varied at 0, 4 and 8 volume%. Both raw jute and banana fiber was chemically treated with 5 wt% sodium carbonate and composites were also …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 37–47 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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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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Finite Element Analysis of Composite Tube
Abstract: Abstract – In many industries, composite tubes are preferable than other materials, like, aluminum, steel, wood, iron. The durability, strength, stiffness, weather and corrosion resistance of the tubes are required properties in industries. It is fabricated in several layers depending on their functions. In this study, composite tube is modeled using ANSYS software by changing material properties and layer orientation. ANSYS can predict results before fabricating composite sample. The meshed …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 48–59 Read article
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Mechanical Behavior and Model Fitness of the Natural Fiber Composite: A Study on Orange Peel and Charcoal Composite
Abstract: In this paper, orange peel with charcoal in addition with epoxy resin composite is tested for the behavior of mechanical properties. The results depicted that the best hardness, thickness, tractable flexural are getting for the material organized with the 20 % of weight sustained orange strip epoxy composite. The obtained results were also tested for regression analysis for validate the experimental data for assessment of model fitness. Keywords: natural composite …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 33–42 Read article
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INFLUENCE OF PROCESS PARAMETERS IN BLANKING USING ANSYS EXPLICIT DYNAMICS
Abstract: The shearing process such as the blanking of sheet metals has been used often to prepare work pieces for subsequent forming operations. In the current literature it prescribes a model investigation of the effect of process parameters influencing the blanking process on the part edge quality of blanked parts. The blanking process model, simulation and optimization are carried out by using CATIA V5R20, explicit dynamics with ANSYS package. The objective …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 4–20 Read article
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Sliding wear behavior of plasma sprayed NiCrAlY-WC based composite coatings on AA5083 alloy
Abstract: WC based coatings was deposited by thermal spray process have been extensively used in industrial application to counter abrasive type of wear. In this study, for the first time NiCrAlY-WC based composite coatings were deposited on AA5083 substrate by plasma sprayed coating technique. The composite coatings were characterized by optical microscopy (OM), scanning electron microscopy (SEM) and microhardness. Sliding wear behavior of coated and uncoated samples was carried out on …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 21–26 Read article
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Three body Abrasive wear behavior of A356 Aluminum alloy in different Solution treated condition
Abstract: In the present study, solution treatment of A356 Al alloy was carried out in three different ways namely T4-Solution Treatment – TB Condition, T5-Precipitation (Ageing) – TE Condition and T6-Solution Treatment and Precipitation Hardening – TF Conditions. Three body abrasive tests were carried out for all the solution treated samples as well as base metal. The influence of the heat treatment on the microstructure, hardness and abrasive wear resistance behaviour …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 27–32 Read article
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Hydraulic Flushing Flux Enhancement Techniques in Membrane Separation Processes: A mini Review
Abstract: Looking into current scenario of the wastewater generated from the allied industries which leads researcher and industry persons to reclaim the water to certain extent. Conventional methods removes the pollutants and toxics to maximum level but quality of water is the must requirement for the industries to work efficiently. Membrane separation processes play vital role in rectifying the conventional method by replacing them to some extent or by hybrid mixture. …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 1–3 Read article
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Fibre reinforced polymers for compressed hydrogen storage vessels: An overview
Abstract: Fibre reinforced plastics (FRPs) represent an interesting class of composite materials that is gaining importance in the fabrication of various mechanical components as a substitute for metals and alloys, particularly lightweight and high strength pressure vessels for compressed gas storage. They are an important component of hydrogen energy system for vehicular applications, where compact and safe on-board storage of hydrogen gas as a fuel at high pressures of up to …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 1, 2018 · pp. 18–29 Read article
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A Systematic study on Clayey Soil fortified with Polyester (Recron -3S) Fibres
Abstract: A technique to improve the engineering characteristics of soil is called as soil fortification/reinforcement. The former use of natural fibers to reinforce or fortify soil is a conventional idea. Consequently, randomly distribution of fiber has recently attracted increasing attention in geotechnical engineering for the second time to reinforced soils. The aim of this project is to identify a synthetic fiber to enhance the shear strength and bearing capacity of a …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 1, 2018 · pp. 4–10 Read article
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Behavior and Comparison of Mixture of High Strength Concrete (M45) and Super Plasticizers (SP 430)
Abstract: The aim of this paper is to study the High Strentgh Concrete of mix design M45 with P.P.C, O.P.C and compare the Mechanical Properties. Admixures have been used for generating High Strength Concrete and optimum dosage. Comparative studies of High Strentgh Concrete using P.P.C, O.P.C and by using 0.5%, and 1% of Super Plasticizer (S.P 430) with O.P.C. KEYWORDS: High Strength Concrete, Mechanical Properties, Super Plasticizer-430, PPC,OPC.
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 1, 2018 · pp. 11–17 Read article
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Short Review on the Classification of Micromixers
Abstract: Miniaturisation of micron-scale devices produces advantages in analytical chemistry and life science. Micromixers are being used in modern microfluidic systems to facilitate the laboratory-scale operation in small microchips towards the production of microfluidic laboratory-on-a-chip systems for global-market. Polymers are proved to be suitable materials for the fabrication of micromixers. Passive micromixers have the advantage of simple designs and low cost of fabrication. Micromixers have the applications in analytical chemistry and …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 1, 2018 · pp. 1–3 Read article
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Thermal Analysis of I.C. Engine Poppet Valve Using FEM: A Review
Abstract: Abstract: Inlet and outlet valves in I.C. Engines are referred to as poppet valves. These valves are operated by the valve mechanism. When these valves are uncovered to the heat thermal stresses are evolved in order that thermal evaluation is very important to predicting and stopping failures in valves. The foremost position of the valve train is to ensure the gases change manner for all the engine speeds. The valve …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 1, 2018 · pp. 30–37 Read article