Search
1604 articles for “analysis”
-
Synthesis & Characterization of Fe3O4 Nanoparticles for Thermal Sensing Application
Abstract: n this work, Synthesis and characterization of magnetite (Fe3O4) nanoparticles by the co-precipitation method has been done. These nanoparticles were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), Fourier transform infrared (FTIR), UV-Visible spectroscopy (UV) and Thermogravimetry analysis (TGA/DSC). SEM image show morphology and porosity of material. The nanoparticles show quasi-spherical morphology with mean size around 37 nm. The XRD and FTIR confirmed the functionalization of the Fe3O4 nanoparticles. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 10–19 Read article
-
Study of Mechanical Properties of Aluminum Nanocomposites using Auto Ignition Technique
Abstract: Al2O3 - high ZrO2 nanocomposite was synthesized by auto-ignition technique using metal nitrate and citric acid with a ratio of citrate: nitrate equal to 1:1.5. The precursor zirconium oxynitrite was derived from precipitation of zirconium oxycloride followed by dissolution of gel in nitric acid. The thermal decomposition behaviour of the gel was studied in order to study the decomposition behaviour and to determine the crystallization temperature. The effect of calcination …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 36–42 Read article
-
Low Temperature Chemical Synthesis of Nickel Oxide Microflower and Study of its Optical and Thermal Properties
Abstract: A simple rout for the synthesis of flower like nickel oxide nanostructure has been reported using nickel sulphate and potassium per-sulphate as precursor. Efforts were made to see the effect of persulfate amount on different properties of the materials thus two samples were synthesized with different amount of per-sulphate precursors. The as prepared samples were characterized by x-ray diffraction, field emission scanning and transmission electron microscope, thermal gravimetric and differential …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 2, 2018 · pp. 17–24 Read article
-
Effect of nano Aluminum on Thermal Behavior and Ignition Characteristics of Al/KClO4 Thermite Composition
Abstract: Ignition experiments of micron size Al/KClO4 (ALCLO) thermite composition was carried out at high heating rate (40°C/min.) using DTA (differential thermal analysis), and it was observed that no ignition took place up to 700°C. Similarly in case of STA (simultaneous thermal analyzer) experiments, no ignition peaks were found up to 1100°C at 20/min. ALCLO when ignited in a bomb calorimeter for heat of combustion output measurement it produced a large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 2, 2019 · pp. 9–19 Read article
-
Synthesis of 2-(2,3-dichlorophenyl)-5-(substituted)-1,3,4-Oxadiazole Microcrystals by Solvothermal Method and Assessment of in vitroAntibacterial with Docking and in vivo Larvicidal Efficiency with Comprehensive Toxicological Studies
Abstract: 2,5-Disubstituted 1,3,4-oxadiazole compounds are among the most beneficial organic molecules of biological importance. In the current research, a new series of 2-(2,3-dichlorophenyl)-5-(substituted)-1,3,4-oxadiazole compounds have been synthesized solvothermally from derivatives of2,3-dichloro-N'-(substituted)benzohydrazide and Chloramine-T as an oxidizing agent using autoclave with good yield. The obtained products are micro-sized (5µm–20µm) crystals confirmed through SEM. The structures of synthesized compounds were confirmed through IR, 1H-NMR, 13C-NMR, mass Spectroscopy, Elementary analysis. Molecular docking study shows …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 1, 2020 · pp. 29–44 Read article
-
Solution Combustion Synthesis of Yttrium molybdate (Y6MoO12) Nanoparticles by using Peroxomolybdic Acid, Characterization and Applications
Abstract: The main aim of our present research work is to synthesize the distinct yttrium molybdate (Y6MoO12) nanoparticles with excellent photocatalytic activity through ultra-rapid solution combustion route using peroxomolybdic acid as molybdenum source for the first time. The morphology of Y6MoO12 nanoparticles studied using scanning electron microscopy (SEM) exposes that the particles are exceedingly porous and agglomerated. From BET surface area measurement, it is examined that Y6MoO12 nanoparticles exhibit relatively large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 1–12 Read article
-
Green Synthesis of Silver Nanoparticles Using Leaf Extract of Calpurnia Aurea and Evaluation of its Antibacterial Activity
Abstract: Synthesis of nanoparticles using plant extracts is an emerging as a new and effective method that avoids the involvement of toxic chemicals. In this study AgNPs synthesized using Calpurnia aurea leaf extracts were evaluated for their antibacterial activity. The green synthesized AgNPs were characterized using analytical instruments like UV–visible, X-ray diffraction (XRD) and Fourier transform infrared (FTIR). The UV-Vis spectra shows surface Plasmon resonance peak present at 429 nm. The …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 2, 2021 · pp. 25–33 Read article
-
Magnetic Field Guided Diluted Magnetic Semiconductor, ZnxFe2-xO3 Nanoparticles for Biomedical and Biosensing Application
Abstract: The magnetic field guided nanoparticles are studied in the viewpoint of diluted magnetic semiconductor. Different structures and properties associated with Zn doped αFe2O3 nanostructures are presented in theoretical formulations. In addition, scientific methods of synthesizing particularly Solvothermal and biological methods of synthesizing Zn0.6Fe1.6O3 nanoparticles are discussed. More emphasis is given to the essence of nanotechnology from non-organic to organic matter namely nanoparticles of Zn0.6Fe1.6O3 to DNA. For in vivo or …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 8, Issue 1, 2022 · pp. 1–18 Read article
-
An Investigation of Physico-mechanical Characterizations of Recycled Cellulose Fiber and Glass Fiber-polypropylene Hybrid Composite
Abstract: In the field of marine engineering design, polymeric composites reinforced with natural fibers are extensively used. The results of this study demonstrate that these properties can be enhanced by adding glass fiber (GF) to recycled cellulose fiber (rCF) plastic composites. The performance of rCF and rCF/GF hybrid polypropylene (PP) composites is being studied in the current experimental effort. On the tensile behavior and impact strength of composites containing 30 wt% …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 1, 2023 · pp. 1–10 Read article
-
Comparative study of the Magnetoelectric Properties in Core-Shell Nanocomposites as well as mixture of CoFe2O4:BaTiO3
Abstract: Nanostructures of multiferroic materials have been drawing increasing curiosity due to the boosted magnetoelectric coupling and potential for succeeding generation multifunctional devices. Composites of ferroelectric and magnetostrictive materials indicate more magnetoelectric coupling than single phase materials. Core-shell CoFe2O4:BaTiO3 nanocomposites (1:1 weight ratio) and a mixture of both of them have been produced by a combination of hydrothermal and sol gel techniques. X ray diffraction analysis endorses the presence of both …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 1–6 Read article
-
OPTIMIZATION OF EDM PARAMETERS USING PARTICLE SWARM OPTIMIZATION ALGORITHM
Abstract: Aluminium metal matrix composites are increasing the applications such as automobile industries, aerospace industries ,marine as well as construction. The use of nonconventional machining techniques in shaping aluminum metal matrix composites has generated extensive interest as the manufacturing of complicated contours such as dies. Electrical discharge machining (EDM) tends to be a promising technique for machining metal matrix composites. Hybrid Al6061 composite reinforced with 10% SiC and 4% Graphite particles …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 2, 2015 · pp. 1–9 Read article
-
Computation of Gas Turbine System as Renewable Energy Conversion Mechanisms
Abstract: In the present work thermo-economic analysis of a cogeneration cycle is carried out so that any power generation industry can choose best power generation system out of the choices available with organisation. Mathematical modeling for the cost evaluation of each component is developed and results are obtained with computational programming tool EES (Engineering Equation Solver). Form results it is being found that with change in combustion chamber outlet temperature or …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 10–15 Read article
-
A Review on Recent Applications and Future Prospectus of Hybrid Composites in Various Engineering Applications
Abstract: Hybrid composite materials have far reaching engineering application where strength to weight proportion, minimal cost and simplicity of creation are essential. Hybrid composites deliver combination of properties such as compressive strength, impact strength and tensile modulus which cannot be appreciated in composite materials. In modern times, hybrid composites have been recognized as highly efficient, high performance structural materials and their use is increasing speedily. Hybrid composites are generally used when …
Published in International Journal of Composite and Constituent Materials · Vol. 3, Issue 2, 2017 · pp. 22–24 Read article
-
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
-
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
-
Strain Based Approach to the Fatigue Evolution Modeling of Concrete under Tension-Tension Loading
Abstract: Abstract: Strain based Approach to the Fatigue Evolution Modeling of Concrete under Uniaxial Tension-Tension Loading plays a very important role in the evaluation of the material properties of concrete utilizing strain analysis methods, the nonlinear fatigue strain evolution model is proposed, and the hypothesis of recycle ratio related fatigue strain amplitude causes stiffness degradation and inelastic deformation is briefly described which are the essential material properties of concrete. This paper …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 1, 2019 · pp. 36–56 Read article
-
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
-
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
-
Experimental Study on Mechanical Properties of E-glass Fiber and Epoxy Resin Hybrid Composite Material
Abstract: Hybrid composites occupying the area of standard materials by satisfying the necessities of various sectors like part industries, automobile industries, ship building and numerous bio-medical sectors. the most reason to substitute standard materials is that the hybrid composites giving same or additional needed properties with less weight and value than standard materials and most output in minimal consumption with higher lifespan to seek out the economical suggests that of utilizing …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 20–36 Read article
-
Bituminous of Plastic Road
Abstract: Transfer of waste materials, such as plastic sacks, has become a significant issue, and plastic wastes are singed for transport, causing severe environmental impact. The use of waste plastics in bituminous mixes has shown that they improve the blend's characteristics while also reducing transfer difficulties. Plastic garbage that has been separated and cleaned is sliced so that it can pass through a sieve with a size of 2 mm - …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 2, 2021 · pp. 22–45 Read article