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1067 articles for “Investigation”
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Effect of Indigenous Micros on Metal Corrosion in Different Water Environment
Abstract: The research on the effect of indigenous micros on metal corrosion in different water environment in life sciences and other fields as well as their significance was investigated. Mild Steel is one of the construction materials used in the industries. It has a young modulus of 200GNm-2. This paper focuses on the experimental study for the effect of indigenous micros on metals in different water environment and also of the …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 2, 2021 · pp. 1–10 Read article
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TiO2 Doped with Noble Metals and Transition Metals: A Review
Abstract: This review article investigates advances in the research of nanomaterials based on titanium dioxide (TiO2) doped with noble metals and transition metals. Initially, we provide an overview of the theory behind TiO2 as the base material and discuss the fundamental principles of nanomaterial doping. Next, we delve into studies on noble metal doping, highlighting recent research that explores the incorporation of noble metals such as gold (Au), silver (Ag), and …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 1–12 Read article
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Biosynthesis of Chitosan mediated nanoparticles for Preservation of Food and Its Antimicrobial activity
Abstract: In this study, chitosan nanoparticles were synthesized from chitosan polymer by ionic gelation method. The chitin was first extracted from Saccharomyces cerevisiae and then deacetylated to chitosan. The presence and characterization of chitosan nanoparticles was investigated by UV-Visible Spectroscopy (UV) and scanning electron microscopy (SEM). The antimicrobial property of these chitosan nanoparticles were studied against E.coli, S.aureus, S.typhi, P.aureginosa, C.albicans and A.niger and compare with chitosan polymer. CSNPs showed higher …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 1, 2017 · pp. 16–24 Read article
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Facile Fabrication of Durable Superhydrophobic Coatings on SS 304 for biomedical applications
Abstract: A simple and effective method to fabricate durable superhydrophobic coatings by combining shot-blasting and depositing sol-gel nanocomposite coatings on stainless steel SS 304 substrates has been investigated. Shot-blasting was used for two purposes; 1) as a method of physical modification for creating microscale roughness on the substrate and 2) for improving the adhesion of the nanocomposite coatings deposited thereafter. Organic-inorganic hybrid hydrophobic silica sol was synthesized where silica nanoparticles were …
Published in International journal of Nanobiotechnology · Vol. 4, Issue 2, 2018 · pp. 21–34 Read article
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Experiments to Record the Capillary Flow of Dyed Waterin SU-8 based Glass Microfluidic Devicestowards the Fluidic Phenomena
Abstract: In this experimental work, a set of three individual leakage-free SU-8 based glass microfluidic devices are fabricated by maskless lithography and proper indirect bonding technique. Dyed water(50% distilled water, 50% red dye) is prepared and used as working liquid. The microfluidic leakage is experimentally demonstrated in other set of two leaky microfluidic devices due to improper indirect bonding technique. The effect of surface-to-volume ratio on surface-driven capillary flow of dyed …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 1, 2020 · pp. 13–19 Read article
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Correlation for Photocatalytic Degradation Kinetics of Carboxylic Acids by Electrochemically Synthesized Cd/ZnO Nanoparticles and Study of Antibacterial Behaviour
Abstract: Cd/ZnO nanoparticle has been successfully synthesized by electrochemical method which is simple and inexpensive method. The synthesized Cd/ZnO nanoparticle was used has a catalyst for the photodegradation of Oxalic acid, Chloroacetic acid and Formic acid under various experimental conditions by volumetric method. The Cd/ZnO nanoparticles were characterized by various techniques such as SEM-EDAX, UV-Visible spectroscopy, FTIR-IR spectrum and X-ray diffraction studies. The study of UV-Visible spectroscopy revealed that the Cd/ZnO …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 2, 2020 · pp. 1–16 Read article
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Free Vibration Analysis of a Centre-Cracked Plate at Various Orientations through Finite Element Method
Abstract: The free vibration analysis of square centre-cracked plate at various orientations is investigated using the finite element method. In this research, the effect of cracked orientation, variation in cracked length, and variation in thickness of the plate are investigated. Consideration for a variety of edge condition is given through a combination of simply supported, free boundary and clamped boundary condition and determined the mode shapes and natural frequency of a …
Published in International Journal of Composite and Constituent Materials · Vol. 4, Issue 1, 2018 · pp. 5–18 Read article
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Magnetorheological Fluids as A Smart Material; A Prospect for Medical and Technological Application
Abstract: The effect of magnetic field on honey and blood, yolk and lave lake is investigated. The study reveals that the magnetic field guided bee honey and blood exhibits the magnetorheological fluid characteristics. The magneto resistive contribution is treated in terms of drug force in order to determine the coefficient of viscosity. The research presents that the viscosity of studied fluids will increase with the application of magnetic field. The variables …
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 2, 2021 · pp. 17–30 Read article
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Evaluation of Antimicrobial Efficacy of Photogenic Iron Nanoparticles Against Xanthomonas campestris
Abstract: This study investigates the antimicrobial efficacy of photogenic iron nanoparticles (FeNPs) against Xanthomonas campestris, a notorious plant pathogen causing bacterial spot disease in various crops. The synthesis of FeNPs was achieved through a facile and eco-friendly green synthesis approach, utilizing a plant extract as a reducing and capping agent. The resulting photogenic FeNPs were characterized using various analytical techniques, confirming their size, morphology, and composition. The antimicrobial activity of the …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 2, 2023 · pp. 37–54 Read article
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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
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Kinetic Modeling and Thermodynamic Study of the Simultaneous Adsorption of Polycyclic Aromatic Hydrocarbons (PAHs) Onto Organomontmorillonite in Aqueous Medium
Abstract: Water is a vital source of human life, but it has frequently been polluted by mono and polycyclic aromatic hydrocarbons, usually from petrochemicals in petroleum industrial effluents as well as other anthropogenic activities. This study investigate the potential of montmorillonite intercalated HDTMAand TMPA cations for effective removal of five (5) different polycyclic aromatic hydrocarbons (PAH) namely: naphthalene, anthracene, chrysene,benzo(a)pyrene and benzo(g,h,i) perylene in aqueous medium. To research PAH adsorption behaviour …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 28–38 Read article
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To Analyze and Study CNC Lathe in Turning Machining Parameters
Abstract: Metal matrix composites (MMCs) consists an important class of design which have weight-efficient structural materials that are inspiring every field of engineering applications. There has been an increasing interest in composites containing low density and low-cost reinforcements. Among various discontinuously dispersed solids used, alumina is one of the most inexpensive and low-density reinforcement available in large quantities as solid waste by-product during combustion of coal in thermal power plants. Hence, …
Published in International Journal of Mechanics and Design · Vol. 3, Issue 2, 2017 · pp. 24–29 Read article
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Snow Compression Property Assessment Using Several Cross-Section Compression Pressure Vessels
Abstract: Effects of the cross-section shape of snow compression pressure vessels on snow compression properties between snow compaction density ρ and axial formation pressure pz were investigated to obtain basic data to support snow compression pressure vessel design. Snow compression pressure vessels with cylindrical, square, and rectangular cross sections were used for those experiments. Results show that the axial formation pressure pz changed from 2.0 to 4.0 MPa. The cylindrical cross …
Published in International Journal of Mechanics and Design · Vol. 3, Issue 2, 2017 · pp. 30–46 Read article
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Effect of Cutting Parameters in Hard Turning on Chip Formation and Machined Surface
Abstract: Cost effectiveness, increasing demand, high production rates and reliability of the product have increased the potential of industrial application of hard turning technology during the past few years. Grinding operation for hard steel component reduces the machining sequence, the machining time and the specific cutting energy. Hard turning also shows effects like generation of high temperature, the formation of saw toothed chips. In this thesis, experimental investigation is conducted in …
Published in International Journal of Manufacturing and Materials Processing · Vol. 2, Issue 1, 2016 · pp. 28–47 Read article
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The Influence of Hexanol and Methyl Acetate as Oxygenated Additives with Diesel Fuel in a Diesel Engine Generator
Abstract: Diesel engines play a vital role in all the major sectors (such as transportation and industrial) due to their high efficiency, durability, reliability and low operating cost. At the same time, they are considered as one of the biggest contributors of environmental pollution by releasing enormous amount of toxic gases to atmosphere (such as NOx, HC, CO2 and PM). Emissions from transport, especially motor vehicles, increase the level of gases …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 5, Issue 1, 2019 · pp. 1–9 Read article
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Effects of Compressor Pressure Ratio and Combustion Chamber Exhaust Gases Temperatures on Gas Turbine Cycle Performance
Abstract: Today, we are seeing an increasing share of gas power plants in the production and supply of electricity therefore, it is essential to know the impact of different factors on the performance of these plants.The main purpose of this study is to investigate the effect of different parameters such as compressor pressure ratio and temperature of the combustion chamber on the performance of gas turbines .First, the thermodynamic relationships governing …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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Diesel Engine Combustion and Emission Characteristics Study, Taking into Account the Potential of Biogas Substitution for the Purpose of Enhancing Environmental Cleanliness and Promoting Health
Abstract: Necessity for alternative fuels arises from the escalating energy requirements and the detrimental effects of fossil fuel emissions on environmental well-being. Alternative fuels have been extensively researched to improve energy efficiency. A study examines how alternative fuel affects compression ignition (CI) engine performance, pollution, and combustion. Biogas is investigated as a diesel engine fuel substitute in this study using computational fluid dynamics (CFD). Upon doing a thorough examination of the …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 9, Issue 1, 2023 · pp. 24–39 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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Analytical Computation and Finite Element Analysis of Failure Criterion of a Composite Hollow Driveshaft Under Torsion
Abstract: ABSTRACT Drive shafts for power transmission are used in many applications, including machine tool, cooling towers, pumping sets, aerospace, and automobiles. In the metallic shaft design, the size of the shaft’s cross-section can be determined by the value of torque and the allowable shear stress of the material. There has been extensive work on the design of hollow composite drive shaft as per the literature survey. Many have focused on …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 3, Issue 2, 2017 · pp. 1–14 Read article
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Application of Three-dimensional Differential Transform Method to Dynamic Vibration Analysis of Rectangular Plate Resting on Elastic Foundation
Abstract: Research on vibration analysis of non-homogenous and varying thickness plate has gained a tremendous increment in recent year due to its vast application in many fields of engineering. This study investigate the dynamic behavior of rectangular plate with varying thickness resting on two-parameter foundation under simply supported free edge condition. The governing differential equation is analyzed using three-dimensional differential transform method. The accuracies of the established solutions are verified by …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 5, Issue 2, 2019 · pp. 20–35 Read article