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1992 articles for “Keywords”
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2-D ELECTRICAL RESISTIVITY TECHNIQUE FOR GROUNDWATER EXPLORATION IN IKERE – EKITI, NIGERIA
Abstract: The electrical resistivity techniques become one of the most widely used geophysical survey methods. Electrical resistivity method has been applied to various fields like groundwater and subsurface resource exploration. In the past, electrical resistivity was used in engineering, environmental and archaeological purposes. Its reliability depends on the expert interpretation skills of geophysicist. Applicable technique in groundwater exploration like electrical resistivity method which complement with existing conventional method will produce comprehensive …
Published in International Journal of Energetic Materials · Vol. 5, Issue 1, 2019 · pp. 1–8 Read article
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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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Thin-Films: Study of Medical, Display and Environmental applications
Abstract: This paper studies the various application of thin films in the field of display, medical, environmental, solar cells and many electronic fields. Various types of thin-films are studied here. The advantages and how they lack in certain fields are outlined in this paper. Some of the processing techniques of thin films are presented in this current work. The advancement of thin films in the field of Electronics in discussed in …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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OPTIMIZING MAGNETIC BEHAVIOR OF NANO-CRYSTALLINE CO2CrAl TYPE HEUSLER ALLOY POWDER USING RESPONSE SURFACE METHODOLOGY
Abstract: In the present work, Co2CrAl heusler alloy powder prepared successfully from premix basic powders of Cobalt (Co), Chromium (Cr) and Aluminium (Al) in stoichiometric of 60Co-26Cr-14Al (weight %) by novelistic mechano-chemical route. Mgnetic properties of mechanically alloyed powders were characterized by vibrating sample magnetometer (VSM). The performed experiment has been designed on the basis of 2 factor 5 level response surface methodology. Experimental results were used to develop a mathematical …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 7–13 Read article
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Advancement of Nanotechnology in Batteries
Abstract: As energy source used by most devices such as smart phones, cameras or computers are Lithium batteries, they are becoming the indistinguishable feature of everyday modern civilization. The higher power efficiency was most appealing attribute when opposed to certain redox power devices. It gives rise for significant concern well into the production of hybrid lithium ion batteries for electric automobiles. At higher density lithium constitutes its ideal anode element in …
Published in International Journal of Energetic Materials · Vol. 6, Issue 2, 2020 · pp. 18–24 Read article
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A Technological overview of Improvised Energetic Materials: Characteristics, Post-blast residues and Detection methodologies.
Abstract: In the prevailing world, among the many tools of terrorists, explosives are the most potent and popular. Technological developments and the easy availability of information exhibit rapid transformation from the dependence on conventional explosive devices to the designing of improvised chemical devices. The security forces and the law enforcement agencies find it difficult to counter the Improvised Explosive Devices (IED) menace without a complete and detailed knowledge about their characteristics …
Published in International Journal of Energetic Materials · Vol. 6, Issue 2, 2020 · pp. 1–17 Read article
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Effect of impurity metal (Fe, Co, Ni) on WSex as good hydrogen evolution catalyst
Abstract: Transition metal chalcogenides are recognized as a category of very promising non-expensive and earth-abundant catalysts for Hydrogen evolution reaction (HER) catalysts. Many literature reports appeared recently on metal selenides due to excellent phyco-chemical properties and for HER, this mini review attempt to give some insight on effect of Fe, Co, Ni to WSex toward efficiency of HER. From the literature report showed that presence of impurities activity with WSex following …
Published in International Journal of Energetic Materials · Vol. 6, Issue 2, 2020 · pp. 31–36 Read article
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Corrosion and Corrosion Protection of Carbon Steel
Abstract: Carbon steel is a very important metal for petroleum industries. Petroleum refineries are used bulk amount of carbon steel for purification of crude oil. Some amount of carbon dioxide and sulphur dioxide present in crude oil. Both gases are acidic in nature so they generate hostile medium for metal. These gases convert into carbonic and sulphuric acid and develop electrochemical cell on the surface of metal and aggravate corrosion reaction. …
Published in International Journal of Energetic Materials · Vol. 9, Issue 1, 2023 · pp. 28–35 Read article
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METALLURGY OF INVESTMENT CASTING TECHNOLOGY
Abstract: Investment casting is the most widely used process for several centuries, known as ‘lost wax casting’ or ‘precision casting’. This process is known to produce complex castings with good surface finish and dimensional accuracy. Poor quality of castings is always marked by inadequate surface finish, hardness and excessive shrinkage of the wax pattern. This review paper discusses on the history of investment casting technology, its processing techniques and parameters, casting …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 1, 2015 · pp. 1–14 Read article
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Correlation between full width at half maximum (FWHM) of XRD peak with mechanical properties
Abstract: Full width at half maximum (FWHM) of XRD profiles characterizes different mechanical properties. However, there is no literature available that discusses about the correlation between the FWHM of XRD peaks with mechanical properties (ultimate tensile strength, yield strength, strain hardening coefficient and micro-hardness) upon plastic deformation. Martensitic stainless steel (type 410) and Ferritic stainless steel (type 430) samples were plastically deformed under different strain rate using tensile testing machine. Variation …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 1, 2015 · pp. 15–23 Read article
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Analysis of Mechanical and Corrosion Properties of AISI50110 (EN31) Steel With and Without Heat Treatment
Abstract: The mechanical properties of steel decide its applicability for a particular condition. Heat treatment processes are commonly used to enhance the required properties of steel. The material was machined to ASTM standards and then different tests like microstructure analysis, hardness test, impact test, etc. were carried out after the heat treatment processes. All the tests were carried out in the mechanical workshops and laboratories under the supervision of their respective …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 1, 2015 · pp. 24–41 Read article
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The Effect of Carbon Percentage on Structural Steel’s Compressive and Tensile Strength: A Literature Survey
Abstract: The fundamental necessity of this survey is to check the enhancement of the strength, hardness, dimensional stability and wear resistance by passing them through the cold temperature that enhance the hardness of the substance as a result of the increment in which it took place within the proportion of primary solid solution within the structure. If the type of methods mentioned in the article are employed in manufacturing and production …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 2, 2015 Read article
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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
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Review on Progress of Aluminium Industries in India – Part 1
Abstract: In India, the aluminium sector needs aluminum, which includes power (44%), transportation (10–12%), construction (17%) and etc. aluminium industries, has covered almost more than 50 years to grow commercially. So, it took many years of research to extract aluminium from bauxite ores. This review has been covered the progress and market growth of different aluminum industries in India upto 2015. Keywords: aluminium, applications, bauxite, industries, production
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 20–26 Read article
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An Overview of Rapid Prototyping-FDM
Abstract: Rapid prototyping (RP) has been introduced as a frontier technology in the modern times, which allows direct transformation of CAD files into functional prototypes. It decreases the lead-time to produce physical prototypes necessary for design verification, fit and functional analysis by generating the prototypes directly from the CAD data. This paper presents an overview of Fused Deposition Modelling (FDM) process, process parameters and its applications. Keywords: additive manufacturing, fused deposition …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 1–7 Read article
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Auxiliary Characterization of (Co, Mn) Co-doped Zinc Oxide Thin Films
Abstract: Cobalt and manganese are both co-doped with zinc oxide films were set up by sol-gel turn covering strategy on quartz substrate by shifting the dopants focus. The result of dopants focus was researched by x-beam diffraction (XRD). The XRD design demonstrates that the kept movies have polycrystalline hexagonal wurtzite structure. SEM micrograph demonstrates the adjustments in morphology of very thin film as dopants fixation are fluctuating. The compositional examination did …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 31–35 Read article
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Investigation of Effect of Clearance between Die and Punch in Deep Drawing Process
Abstract: Deep drawing is one of the significant manufacturing methods used to create automotive parts. The popular execution of process yields when product has minimum defects. Die design, punch nose radius, punch velocity, blank holder force and friction are the main parameters affecting product quality in deep drawing. Clearance between die and punch also plays an important role in deep drawing process. In this research article clearance has been varied from …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 2, 2016 · pp. 1–5 Read article
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Execution of Poly Coatings and Corrosion of Copper
Abstract: The erosion defensive poly(aniline-co-o-toluidine) (PAOT) coatings were integrated on copper (Cu) by the electrochemical copolymerization of aniline with o-toluidine under cyclic voltammetry conditions. Fluid oxalate arrangements were utilized as the supporting electrolytes for the amalgamation of PAOT coatings on Cu. The FTIR and 1H NMR spectroscopy examines uncover that the copolymerization of aniline and o-toluidine happens on Cu substrates from a fluid oxalate arrangements and bringing about PAOT copolymer, there …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 2, 2015 Read article
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Optimization Process Parameters of Manganese Phosphate coating developed on En-19 Steels by Statistical Design of Experiment
Abstract: Phosphating is a chemical conversion process in which constituents of a metal surface with a view to produce thin adherent protective coating of insoluble crystalline phosphate by reaction with phosphoric acid solution. This conversion coating should have strong interfacial adhesion and porous enough. The growth of phosphate coating is influenced by method of cleaning of metal surface to be treated before treatment, use of surface activating rinses and acid or …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 2, 2016 · pp. 6–12 Read article
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Effect of Consideration in Euler Beam Theory
Abstract: The purpose of this paper is to improve the results of Euler beam theory. Euler beam theory can be used to determine the deflection of beam. But in some cases cross-section of beam is not flat-ended, and Euler beam theory only consider the vertical loading, so the effect of curvature is occurred due to normal loading. The method to determine the curvature effect has been developed in this paper, and …
Published in International Journal of Metallurgy and Alloys · Vol. 3, Issue 1, 2017 · pp. 1–8 Read article