Search
2000 articles for “Al” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
-
Study and Implementation of High Performance Energy Harvester using Aerosol Deposition Method.
Abstract: This paper reports the high-performance piezoelectric energy harvester (EH) fabricated with PbxZr1-xTiO3 (PZT) or xPb(Mg1/3Nb2/3)-(1-x)PbTiO3 (PMN-PT) by aerosol deposition method. The other EH with the same construction and similar thickness of PZT thin film are fabricated and used as a comparison basis. The electrical and mechanical properties of both transducers are characterized and discussed. According to our previous work [1], the output power of a EH not only depends on …
Published in International Journal of Energetic Materials · Vol. 4, Issue 2, 2018 · pp. 28–33 Read article
-
Enhancing the Flame Resistance of Hybrid Composite Materials with Inorganic Retardants
Abstract: Fire safety is a crucial component of measures with the goal of minimizing damage from restricting the spread of fires, preventing flashover, and measuring how to inhibit their beginning. It is feasible to flee for a longer amount of time if flames are prevented or delayed. Consequently, it effectively protects property, health, and life. Polymer characteristics that resist heat and fire frequently altered through the addition of particulate fillers. Numerous …
Published in International Journal of Energetic Materials · Vol. 8, Issue 2, 2022 · pp. 1–9 Read article
-
Modelling the Parameters Affecting Interconnection of Grids Using ISM-MICMAC Approach
Abstract: grid interconnections offer links between power generating systems of adjoining countries with the aim of economical power sharing. Grid interconnection also offers several benefits such as reduced energy prices, better economic exchange and increased energy supply etc. The interconnection of power grids is a complex task which is affected by numerous parameters. These parameters not only influence the interconnection of grids but also influence each other. The main objective of …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 8–19 Read article
-
Service temperature attenuated materials
Abstract: Service temperatures in engineering materials have been one of important factors. It alone has not been only controlling variable for creep properties. Useful services from useful materials therefore have been more important within temperature ranges stipulated for certain services. Temperature ranges of interest to materials engineer have been ranged from cryogenic regions (- 200oC) to temperature of a tungsten-filament lamp (2000oC). This article has been description of materials from room …
Published in International Journal of Metallurgy and Alloys · Vol. 5, Issue 2, 2019 · pp. 37–45 Read article
-
Thermal Processes and Metallurgical Transformations: How Temperature Influences Metal Structures?
Abstract: The guide also addresses the selection criteria for different heat treatment processes based on the type of metal and the desired application, providing insights into the balance between performance requirements and economic considerations. Furthermore, it covers advancements in heat treatment technologies, such as induction heating and laser hardening, and their applications in modern manufacturing. By integrating theoretical concepts with practical examples, this guide serves as an essential resource for metallurgists, …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 57–62 Read article
-
Nanotechnology based solutions for control of Agricultural pests
Abstract: Application of nanotechnology for the control of agricultural pests is an emerging field of research. It is driven by the realization that they are more effective and are equally competent in terms of their biocidal potential and that too at significantly low concentrations as compared to conventional pesticides. Unscrupulous application of larger volumes of chemical pesticides has many harmful effects including, acute toxicity to animals and human beings (up on …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 2, 2017 · pp. 7–13 Read article
-
Chemometrics Analysis based on Infrared Spectroscopy of Emu Oil Obtained by Different Solventless Methods
Abstract: The multivariate analysis technique principal components regression (PCR) was used as a method of discrimination of the information obtained in the infrared spectra with the AssureID and Spectrum QUANT+ Software, to predict structural changes in emu oil extracted by solventless methods. A set of 20 spectra per sample for each extraction method was used, incorporating the spectral information in the calibration of the chemometric analysis. Variations in the spectra were …
Published in International journal of Nanobiotechnology · Vol. 8, Issue 2, 2022 · pp. 31–37 Read article
-
A Brief Review: Science at Nanoscale
Abstract: Nanotechnology is the manipulation of matters at atomic, molecular or supramolecular level. It is believed that nanotechnology developed after the famous speech of Richard Feynman in 1959. But here we have tried to show its earlier existences. Also the properties at nano scale have been discussed in detail. It is tried to study the reasons for change in properties at nanoscale. The methods of fabrication of nanomaterials are also studied. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 1, 2015 · pp. 16–32 Read article
-
Hydroxyapatite, Synthesis of Numerous Cds Quantum Dot Composite Material: A Review
Abstract: Hydroxyapatite is one of most interesting material which is used as chemical sensor for detecting different hazardous gases. It is a bio-ceramic and non-toxic maerial for which it is widely used in bio-engineering. On the other side, CdS quantum dot is very important material in optoelectronic device fabrication for its fascinating optical, physical and electronic properties. Furthermore, scientist are also doing their research very widely on CdS quantum dot for …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 1, 2019 · pp. 1–11 Read article
-
Nano-terrorism: Shaping Indian Response to a Foreseeable Threat
Abstract: Nanotechnology is no more a fictitious topic to be discussed upon as it is very real and is marking its presence in our day to day lives, changing it substantially. Scientific advancements be it in computing, chemistry, physics or biology have been used and abused by people. From witnessing catastrophic effects of nuclear advancements which started as early as world wars wherein Japanese cities of Hiroshima and Nagasaki were attacked …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 1, 2020 · pp. 1–7 Read article
-
Nanotechnology in E-Vehicle Batteries
Abstract: Vehicle electrification had also risen to prominence as a cornerstone of an automobile industry during the past two decades. A recent study appearing in the journal iScience provides indepth assessments and quantitative assessments from both traditional EV battery packs and the current generation of lithium-ion batteries. At the moment, electric vehicle batteries use lithiumIon(LI) technology. Existing examples almost always make use of LI batteries. Nanotechnology has the potential to help …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 8, Issue 2, 2022 · pp. 22–27 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
-
A review on E-waste: National & International Scenario
Abstract: Electrical and electronic waste (e-waste) is one of the fastest growing municipal solid waste stream in the world. The existing management practices related to E-waste in most of countries are reasonably poor and have the potential to risk both human health and the environment. According to recent studies, only about 6 percent of the E-waste is recycled, of which 95 percent is recycled through the informal sector. E-waste recycling in …
Published in International Journal of Composite and Constituent Materials · Vol. 4, Issue 2, 2018 · pp. 21–31 Read article
-
Bio-based Composites for Sustainable Construction
Abstract: Bio-based composites are gaining significant attention as sustainable construction materials due to their eco-friendly nature and potential to reduce the environmental impact of traditional construction materials. This paper provides an overview of bio-based composites and their applications in sustainable construction. The use of bio-based materials, such as natural fibres, bio-based resins, and bio-based fillers, in composites offers several advantages, including reduced carbon footprint, renewable sourcing, and improved energy efficiency.The properties …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 2, 2023 · pp. 75–80 Read article
-
Effect of Some Physical Properties on the Swelling Behaviour of Biomass Membranes
Abstract: The membranes of Detarium microcarpum seeds (DMS) and Alfzelia africana seeds (AAS) were developed. The water uptake capacities for DMS and AAS were found to be 500% and 390% respectively. The percentage of water uptake by Detarium microcarpum membrane and Alfzelia africana membrane, both increased with increased in the concentration of DMS and AAS as well as pH. The effect of contact time on water uptake showed that the water …
Published in International Journal of Composite Materials and Matrices · Vol. 2, Issue 2, 2016 · pp. 8–15 Read article
-
Study of Attenuation Coefficient of Cu, Ag & Au
Abstract: The Absorption coefficient or Ultrasonic attenuation of Cu, Ag & Au at the range of 1 GHz using the calculated values of mason non-linearity parameter, ultrasonic Gruneisen parameter, thermal relaxation time and Debye average velocity along with ultrasonic wave velocity and elastic constant have been studied. This is useful to understanding the mechanism of interaction between acoustic wave and crystal lattice. The work is also beneficial to resolve various problem …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 1–7 Read article
-
Developments of Photonic Ferroelectric Ceramic Compose
Abstract: This article is a study of imposed interposed crystal allotropic modification underexposure of electricity. Ferroelectric photonic ceramic powder and films are usual studied in preparation from adoptive transduction in the same crystal based on electrical gradient. Ferroelectric ceramics and thin films used to be processed by the sol-gel method, where empirical variables of interest have been their chemical composition, constituent phases, and microstructure. Functional attributes made metal oxide compose like …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 37–44 Read article
-
Finite Element Analysis of Composite Pressure Vessel with Non-Geodesic Fiber Trajectory In view of Friction Factors on Cylinder and End Domes
Abstract: Composites are materials created by dissimilar materials with a view to improve the properties or to create materials with desired properties. Progressive Fiber Polymer Composites have developed as an essential class of industrial materials for load carrying applications with well-rounded properties for many industrial and social applications. Structures like pressure vessels, pipes and motor casings made-up of Filament Winding technology are widely used in aerospace applications. Conventionally, pressure vessels were …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 2, 2021 · pp. 9–21 Read article
-
Thermogravimetic Study Of Chrysodine Dye Type Bridge Containing Bis (8-quinolinol)s Ligands and Their Coordination Polymers
Abstract: Our thermogravimetric analysis state that the degradation in chrysodine dye type bridge containing bis (8-quinolinol)s metal coordination polymers was initiated at almost the same temperature near about 25-500 C(T0). The remarkable difference is observed in the mode of thermal degradation of the parent ligand and its coordination polymer. The unchelated bis(8-quinolinol) ligand and coordination polymers begin to decompose almost at the same temperature but in the polymer chelates this decomposition …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 32–40 Read article
-
Demonstration of Adsorbent Morphology of Different Particle Size for Petroleum Hydrocarbon Treatment in Packed Bed
Abstract: The choice of plantain stem, banana stem and palm oil fibre prepared for treatment of water medium polluted with petroleum hydrocarbon was monitored in a packed bed unit. The raw materials (plantain and banana stem as well as palm oil fibre) were room and sun dried and processed to obtained different particle size of 50, 150 µm and 200 µm. The raw material after processed was used as an adsorbent …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 13–19 Read article