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423 articles for “deposit”
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PREDICTIVE MODEL TO MONITOR THE TRANSPORT OF URANIUM IN UNCONSOLIDATED PREDOMINANT LATERITIC SOIL FORMATION
Abstract: This paper express the rare of uranium transport in predominant lateritic soil formation, the formation were observed to be unconsolidated in the study environment thus deposit high uranium substance in the area, their migration were influenced by manmade and natural origin activities, but the soil experiences migration rate in linear and fluctuation phase in there transport process, the study explain the rate of pressure from void ratio and it low …
Published in Journal of Geotechnical Engineering · Vol. 6, Issue 1, 2019 · pp. 31–39 Read article
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Near-Surface Seismic Refraction Tomography; a case study for geotechnical application
Abstract: Usually, among geophysical techniques, seismic refraction methods are used to investigate near surface geology for engineering purposes. In these study physical parameters, longitudinal seismic wave velocities were used to characterize the shallow subsurface layers for geotechnical application. The physical response of subsurface materials varies as the structure, porosity, fluid saturation, composition and tie-up vary. These variations primarily viewed in the first arrival time of seismic waves. With the necessary steps, …
Published in Journal of Geotechnical Engineering · Vol. 6, Issue 2, 2019 · pp. 18–26 Read article
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Dynamic Behavior of Coal Ash
Abstract: Coal ash is deposited in large quantities in the ash pond. It is used as structural fill and for dyke construction. The behavior of ash under dynamic conditions is not well investigated. The present work attempts to quantify some of the parameters, which influences the dynamic stability especially liquefaction potential of coal ash. Several investigations conducted on coal ash suggest that ash fills have low SPT value. This supports the …
Published in Journal of Geotechnical Engineering · Vol. 1, Issue 2, 2014 · pp. 7–11 Read article
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Improvement in the Characteristic of Clayey Soil asnSubgrade Stabilized with Natural Fibre :A Review
Abstract: In geotechnical engineering, clayey soil is considered to be the most complicated deposits in the field of construction purposes. Due to its low bearing strength, shearing strength, high compressibility ,volume change and swell-shrink properties it becomes difficult to construct building and pavement structures which cause a great concern for engineers while designing. Construction of pavements should be done as it is strong and durable for their design life by overcoming …
Published in Journal of Geotechnical Engineering · Vol. 7, Issue 3, 2020 · pp. 31–37 Read article
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A Review on Nanotechnology Application for CO/CO2 Gas Sensor Fabrication
Abstract: AbstractNano-technology finds application in developing nano sensors. There are various tools and techniques available in nanotechnology to develop nanostructures like nano wires and nano tubes. This paper reviews various gas sensors and nano techniques for CO/CO2 sensor fabrication.Keywords: Nano technology, CO/CO2 sensor, deposition methodsCite this ArticleNikhila Patil, Dipali Patil. A Review on Nanotechnology Application for CO/CO2 Gas Sensor Fabrication. Journal of Instrumentation Technology & Innovations. 2017; 7(3): 1–4p.
Published in Journal of Instrumentation Technology & Innovations · Vol. 7, Issue 3, 2017 · pp. 1–4 Read article
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Determination of the Mechanical Properties of Shape Memory Alloys
Abstract: Shape memory alloys are materials which can be deformed by cooling below a certain critical temperature and then regain their original shape after heating above this critical transition temperature.. Shape memory alloys (SMAs) are a class of functional materials that possess unique thermo mechanical properties, such as shape memory effect (SME), super elasticity (SE), damping, and good fatigue and corrosion resistance, which enable them to become ideal materials for applications …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 2, 2021 · pp. 1–9 Read article
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A Review: Distortion Control in 20MnMoNi55 Material Using GTAW and SAW Process
Abstract: Gas tungsten arc welding (GTAW) is high quality and high precision welding process which is suitable for welding thin metals. Inert gases such as helium and argon, carbon dioxide, nitrogen etc. are used as shielding gases to prevent the weld bead from air, dust and other contaminations in welding. There are so many welding process parameters affecting the weld quality in GTAW. Important process parameters which mainly affect the weld …
Published in Journal of Mechatronics and Automation · Vol. 3, Issue 3, 2016 · pp. 34–38 Read article
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Laser ablation to secure electronic fabrication
Abstract: This article is study of laser pulse treat of matter to produce nano-materials. Nano-particulated formation of semiconducting metalloids has showed optoelectronic sensibility to scheme eco-friendly production from Si and Ge. Of various techniques of nano-fabrication principles laser ablation has been as such production of stable, otherwise decisive scope has spelt to involve ligand as well. Liquid prohibitive laser ablation has scoped production of nano-in-meso-matter when bulk material has ablated underneath …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 2, 2021 · pp. 9–15 Read article
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Oxidation Behaviour of Plasma Sprayed Carbon Nanotubes-Alumina Coated ASME-SA213-T291 Boiler Tube Steel
Abstract: In this research work, oxidation behaviour of Carbon Nanotubes reinforced Al2O3 coated ASME-SA213-T91 boiler tube steel specimens were investigated at 900°C temperature in air. The different CNTs-Alumina composite coatings were deposited using plasma spray technique and NiCr was used as bond coat before applying CNTs-Al2O3 coatings. The hot corrosion studies were conducted on all coated specimens in air at 900°C under cyclic conditions. The thermogravimetric technique was used to establish …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 3, 2017 · pp. 1–15 Read article
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Comparison of microstructure and wear property of Al-30Pb alloy composite fabricated by spray forming and casting processes
Abstract: The influence of spray forming of Al-Pb alloy on its micro structure and wear behavior have been investigated. Aluminium alloys with lead 30%wt prepared via two methods viz. Casting and Spray casting process. The Al-Pb alloys are potential substances for bearing mixtures owing to the fact they possess most excellent performance like low price of production, friction properties, excessive non-corrosive effect, and excessive conductivity than different aluminum bearing alloys. Microstructural …
Published in Journal of Materials & Metallurgical Engineering · Vol. 9, Issue 1, 2019 · pp. 9–15 Read article
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Dry Sliding Wear Behavior of Al2O3-TiO2 Coated Ti6Al4V Alloy based on Taguchi Method
Abstract: AbstractTi6Al4V alloys are extensively used as implant material for bio-medical applications due to their high specific strength. But, their poor wear resistance results in formation of wear debris in implants and causing soreness. In this work, Al2O3-TiO2 coatings were applied to improve the wear resistance and hardness. Al2O3-TiO2 coatings are deposited on the substrate with 100, 200, 300, 400 µm thickness using detonation spray (DS). Pin on disc wear tests …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 2, 2017 · pp. 28–34 Read article
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Determination of Heavy Metals in Soil Samples in the Vicinity of Liquid Natural Gas Project, Shabwah Governorate, Yemen
Abstract: The present work aimed to determine the contaminants in soils resulting from or deposited due to emissions that come from natural gas in the area of Balhaf which is an LNG project in Republic of Yemen. Total of 8 surface soil samples were collected at depth of approximately (0–10 cm) from two sites which has different distances from the natural gas liquefaction project, took 4 samples from first site. The …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 1, 2022 · pp. 67–76 Read article
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Recording of Surface-Driven Capillary Flow inside the Polymeric Microchannel Coated with Diamond like Carbon
Abstract: In this experimental work, author has fabricated a single polymeric microfluidic device by maskless lithography, hot embossing lithography and direct bonding technique. Author has coated the diamond like carbon inside the microchannel by plasma enhanced chemical vapor deposition system. Author has recorded the surface-driven microfluidic flow of dyed water in the fabricated device. The meniscus profile is recorded during the surface-driven microfluidic flow. This research work may be useful to …
Published in Journal of Microelectronics and Solid State Devices · Vol. 7, Issue 3, 2020 · pp. 8–11 Read article
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Organic Light Emitting Diodes (OLEDs)
Abstract: This paper gives the brief analysis of Organic Light Emitting Diodes (OLED) .OLED is a special type of solid-state lighting source. An OLED device is typically formed in a sheet with emissive organic layer(s) located between a cathode and anode and deposited on a substrate. The substrate can be rigid such as glass or metal or flexible made of a polymer plastic. The number of emissive layers depends on the …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 1, 2021 · pp. 23–30 Read article
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Characterisation of Plasma Sprayed CNT-Alumina Composite Coatings on Boiler Tube Steel
Abstract: In this research work, the 1.5, 2 and 4 wt.% CNTs-Al2O3 coatings were prepared and successfully deposited on T22 boiler tube steel using plasma spray process. Ni-Cr was also used as bond coat before applying CNTs-Al2O3 coatings. The coatings were subjected to metallography, XRD and SEM/EDAX analysis. The porosity of CNTs-Al2O3 mixed coatings on T22 boiler steel was found to be decreasing with increase in CNTs content. The CNTs were …
Published in Journal of Polymer & Composites · Vol. 5, Issue 3, 2017 · pp. 1–15 Read article
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Surface Engineering of Materials: A Review Based on Applications
Abstract: Surface characteristics of material play an important role for various applications. Like, there are many applications of the polymeric membranes in the fields of biomedical, filtration, food processing from the past few decades. But various problems have been faced in their applications due to bacterial and non-bacterial contamination on the surfaces. Many researchers have investigated the surface chemistry and roughness of the membranes to identify their properties and the difficulties …
Published in Journal of Polymer & Composites · Vol. 9, Issue 2, 2021 · pp. 45–56 Read article
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Tribological Behaviour of En 31 Bearing Steel Against Altin, Alcrn and Crn Coated High Speed Steel
Abstract: Mechanical parts like bearing in modern machining systems are often subjected to wear and friction causing high heat generation at the interacting zones leading to reduced lifecycle and increased energy consumption of machinery. In this investigation friction and wear characteristics of bearing material EN31 steel against the CrN, AlCrN and AlTiN deposited on high speed steel as counter material is presented. Tribological tests are conducted on a pin on disc …
Published in Journal of Polymer & Composites · Vol. 9, Issue 2, 2021 · pp. 97–108 Read article
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Structural and Electrical Properties of Low-Energy Ion Beam Kr-Irradiated In/Se Bilayer
Abstract: In the present work, In (~50 nm) over Se (~50 nm) thin films were deposited successively on an Si substrate by e-beam evaporation method under 2×10–5 mbar pressure. The In/Se bilayers were irradiated with low-energy ion beams of 350 keV Kr+1 with fluence of 3 × 1016 ions/cm2. The sample was subsequently characterized for phase formation using X-ray diffraction and thickness profile using Rutherford backscattering spectrometry analysis. In the pristine …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 91–96 Read article
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Ameliorating Surface Roughness and Tensile Strength of ASA Fabricated Parts by Analyzing Significant FDM Printing Parameters Using Response Surface Methodology
Abstract: The constantly growing demand for acrylonitrile styrene acrylate (ASA) polymer in the automotive market to its use for fabricating different components such as dashboards, the interior, lights, and electrical components challenges manufacturers to continuously optimize its mechanical properties to meet consumer demand. Despite the widespread availability of three-dimensional (3D) printing techniques, research on the most efficient and cost-effective methods of producing ASA-printed components is still indispensable. Therefore, the purpose of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 1–12 Read article
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3D Printable Polymer Nanocomposites: Challenges, Availability and Future
Abstract: Three-dimensional (3D) printing technology is evolving rapidly, with various materials used during the process. One of the most recent advancements in this area is the use of polymer nanocomposites for fused deposition modelling (FDM) printing. Polymer nanocomposites have a great potential due to their unique properties such as high strength, stiffness, excellent thermal and electrical properties as well as superior surface finish. But there are also some challenges associated with …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 38–55 Read article