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129 articles for “Room temperature”
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Green Synthesis of Silver Nanoparticles Using Ficus Religiosa Linn Leaf Extract
Abstract: Nanotechnology is always a promising field for many new technological innovations. Turning Chemical process green also gains more attention of researchers due to high environmental concern. The process that involves ecofriendly procedures, use of less toxic solvents, less toxic byproducts, use of cheaper raw materials are all becoming ever increase in demand for current research scenario. Plants especially those having medicinal properties are beneficial for synthesizing nanoparticles as it will …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 2, 2021 · pp. 45–52 Read article
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Effect of Hooked-end Steel Fibre Incorporation in the Performance of Slag Based Geopolymeric Concrete Mixes
Abstract: In this study the efforts have been undertaken to evaluate the performance of slag based geopolymer concrete (GC) when hooked-end steel fibres have been incorporated in different percentages i.e. 0%, 0.5%, 1.0%, 1.5% and 2.0% to the mix. The alkaline activator used in this study was the dissolution of solid sodium hydroxide flakes in liquid state sodium silicate solution, dissolved in water. The compressive strength, split-tensile strength, shear strength and …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 2, 2020 · pp. 28–35 Read article
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Effect of NaOH & Na2Sio3 on GGBS based Geopolymer Concrete
Abstract: This paper presents the experimental studies on the performance of comparison made by making Geopolymer Concrete (GPC) based on Ground Granulated Blast furnace slag (GGBS),using sodium hydroxide (NaOH )and sodium silicate (Na2Sio3) as alkaline activator. This study has proved that the by-product from iron industries, has the potential to produce cement free concrete, commonly known as Geopolymer concrete (GPC), blast furnace slag is gaining attention to be used as a …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 3, 2020 · pp. 21–45 Read article
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Performance Analysis and Emission Study of a C.I. Engine using Butanol, Biodiesel and Diesel Blends
Abstract: Biodiesel, which has been projected as an alternative to diesel fuel, can be made an attractive and viable substitute by use of a non-glyceride type of readily available, renewable and economic resources like acid oil. The production and consumption of biodiesel will increase in future due to ecofriendly, and possibility of use of existing engines of a motor vehicle without the need for major adjustments. Biodiesel and diesel fuel are …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 2, 2018 · pp. 17–22 Read article
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A Comparative Study on Carbon Nanotube MOSFET, Silicon Nanowire MOSFET and Single Gate MOSFET
Abstract: Among many of the concerns for the researchers in nano-electronics, Single Gate MOSFET, Silicon Nanowire MOSFET and Carbon Nanotube MOSFET were very popular three. All of them are different in their structures and performance. This paper is focused on the comparison of their characteristics in terms of Current- voltage relations, Mobility charge density and Quantum capacitance. ‘FETToy’ in ‘nanohub’ was used to simulate the predefined models in room temperature. Drain …
Published in Journal of Electronic Design Technology · Vol. 6, Issue 2, 2015 · pp. 7–12 Read article
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EXPERIMENTAL STUDY AND ANALYSIS OF COMPRESSIVE STRENGTH IN NOBAKE SAND
Abstract: No bake molds are expendable sand molds, similar to typical sand moulds, except they also contain a quick-setting liquid resin and catalyst. In no bake molding process the moulding sand is poured into the flask and held until the resin solidifies, which occurs at room temperature. It is called as a cold-setting process, as there is no heat involved in it. As a result of this molding process, mold produced …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 2, 2018 · pp. 18–22 Read article
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Effect of Solutionizing and Ageing on Mechanical Properties of AL2024 Reinforced Alumina Particulate
Abstract: AbstractAluminium 2024 alloy is widely used at automobile and aircraft industries in the form of cast component with varying section size. This study investigates how the microstructure and mechanical properties of AL2024 alloy before and after heat treatment processes. Solution sing at 493°C-5H followed quenching in water at room temperature. Stir casting method is followed to obtain the required composite material with proper mixing of reinforcement. Further, the mechanical properties …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 3, 2018 · pp. 8–12 Read article
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Few Aspects in Deep Drawing Process
Abstract: The process in which a punch forces a flat sheet metal blank into a die cavity is known as deep drawing. Deep Drawing (DD) is one of the sheet metal forming processes widely used in automobile, aerospace, electronics and allied industries to produce the hollow parts. Presently, the conventional deep drawing (CDD) operation is carried out at room temperature in industries. Although, CDD provides a great potential application for the …
Published in Journal of Materials & Metallurgical Engineering · Vol. 5, Issue 3, 2015 · pp. 31–35 Read article
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Effects of Composition on Structure & Mechanical Property of TiAl Based Intermetallic Compounds
Abstract: The effects of Al content and ternary additions such as Mo, V and Si in as cast g based alloys made by plasma arc melting on solidification structures and mechanical properties were studied. The Columnar g /a2 lamellar structures in Al-lean alloys due to primary a solidification had higher room temperature fracture strength and strain than g phase structures through the reaction of L + a = g in Al-rich …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 3, 2021 · pp. 1–10 Read article
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Enhancement of Electrical Conductivity of Laterite Derived Ferric Oxide to Facilitate As Anode Materials
Abstract: Laterite is a mineral abundant in ferric oxide and various impurities, including aluminum oxide and silicon dioxide. The extraction of ferric oxide from laterite is accomplished through a cost-effective leaching process employing HCl, NaOH, and Sodium dodecyl sulfate (SDS). Characterization using Xray diffraction (XRD) confirmed the synthesized particles to be α-Hematite nano particles, with an average particle size of 94.21 nm, predominantly falling within the range of 90 nm to …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 3, 2023 · pp. 1–11 Read article
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Semiconduction detector for nuclear radiation
Abstract: This articulation has been study of radiation identification method by semiconductor. Radioactive transmutation originated radiation has scoped semiconductor to access energy exchange for generation of electron-hole pair to give rise semiconduction. Otherwise, electron and charged ion has collected to get signal to justify detection constitutive. Deficit of low atomic weight of Si and Ge to use as semiconductor detectors have schemed to secure through thick material preparation. In lieu, accessed …
Published in Journal of Nuclear Engineering & Technology · Vol. 12, Issue 1, 2022 · pp. 16–21 Read article
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Synthesis and Characterization of Ether Containing Tetraglycidyl Epoxy Reinforced with Amine Functionalized Graphene Oxide (F-Go) and It’s Nanocomposites
Abstract: AbstractTGDDE matrix material along with functionalized graphene oxide (F-GO) as reinforcement was used to develop a unique skeletally modified tetra functional epoxy nanocomposites. Amine functionalization of graphene oxide nanoparticles (F-GO) on its surface was achieved by grafting 3-aminopropyltriethoxysilane (APTES) as coupling agent. The FT-IR spectrum revealed that the silane coupling agent was covalently bonded to the surface of graphene oxide nanoparticles, offering better dispersibility and compatibility with TGDDE epoxy matrix. …
Published in Journal of Polymer & Composites · Vol. 3, Issue 2, 2015 · pp. 39–51 Read article
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Ionic Conductivity of Chain Extension Supramolecular Polymer Material based on Reactive Hydrogen Bonding Motif
Abstract: AbstractSelf-assembly of low molecular weight oligomers possessing good mechanical properties at room temperature and having a low melt viscosity at elevated temperatures are of interest for many applications, such as hot melts and thermoplastic elastomers. Association between end groups can be based on a variety of secondary interactions, such as Vander Waals, hydrophobic, ionic interactions, or hydrogen bonding. A low molecular weight poly (ethylene glycol) (PEG) was functionalized with 2-Ureido-4[1H] …
Published in Journal of Polymer & Composites · Vol. 2, Issue 1, 2023 · pp. 30–36 Read article
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Novel Porous Refractory Synthesized from Diatomaceous Earth and Rice Husk Ash
Abstract: Refractory materials are products used in thermal equipment to protect the fire and prevent heat loss to the outside environment. Thermal equipment such as driers, ceramic kilns, glass or metal furnaces and others always consume high heat in the combustion of the fuel. If the thermal equipments have high heat loss which cause wastes of fuel and increases production costs. Therefore, researchers are always looking for a solution to minimize …
Published in Journal of Polymer & Composites · Vol. 8, Issue 2, 2020 · pp. 128–137 Read article
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Development of a predictive model for determining mechanical properties of nano Al2O3 reinforced adhesive bonded SS304 single lap joint
Abstract: In this study, single lap joints were prepared by adding nano-additives (Al2O3) in the quantity of 3 wt % in the phenolic resin, and the overlap length was varied to observe the effect on joint engineering properties. In the experiments, a single component system of a specific grade of phenolic resin was used as a binder, and aluminum (AA8011), as well as stainless steel (SS304), was used as adherends. The …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 20–28 Read article
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An Investigation into the VariablesInfluencing the Densification of Spark Plasma Sintered, 40 Weight Percent Ni-Fe Nano Powder
Abstract: The mechanical alloying process that included high-energy ball milling resulted in particle sizes of 25 mm and 80 mm on average for the Ni-Fe alloy that included 40 percent Ni. At room temperature, highenergy planetary ball milling was carried out over timespan ranging from 15 hours to 60 hours. All of the samples were sintered at the same conditions, which included a temperature of 650 degrees Celsius and a pressure …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 29–35 Read article
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THE THICKNESS EFFECT ON TiO 2 THIN FILMS FABRICATED BY USING SOL- GEL DIP COATING METHOD
Abstract: Titanium dioxide films were prepared by sol-gel dip-coating technique onto glass substrates at room temperature. The study focuses on the structural pattern of TiO 2 films which were dominated by the parameters such as the film thickness, pH, annealing temperature and number of dipping layers. At first the dipping speed is optimized with the refractive index of the film along with the number of dipping layers. Then the film deposited …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 1–10 Read article
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Performance Improvement of Nano Field Effect Transistor Based on Zinc Oxide Semiconducting Materials – a Critical Analysis
Abstract: New semiconductor materials and new shapes for contemporary nanostructured semiconductor devices, like nanowires, have been researched as a result of advancements in transistor technology. Because of their unique electrical, photonic, and sensing capabilities, nanowires (NWs) constructed of various semiconductor material systems (gallium arsenide, zinc oxide, etc.) have been the subject of intense research over the past 20 years. Due to its distinctive properties, including high electron mobility, high crystalline quality, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 99–107 Read article
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Physicochemical Characterization of Niger crude for processing and transport
Abstract: Niger crude oil physic chemical properties which influence it processing and flow behavior was investigated in this study. The bulk characterization includes specific gravity, viscosity, pour point, freezing point, wax content, sulfur content, SARA fraction and the Colloidal Instability Index analyses. Results indicate that the crude oil is paraffinic, light and sweet with high wax content (24.8%).The rheological behavior studied from the viscosity variation show that it is very viscous …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 38–43 Read article
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Analysis of Bioethanol Production from Agricultural Waste using Simultaneous Saccharification
Abstract: This research was carried out to investigate the possibility of producing a bioethanol using an agricultural waste with the adoption of simultaneous saccharification method. The results collected during the investigation shows that the effect of different varied parameters on the yield of bioethanol from potato peels and other different characterization carried out on the produced bioethanol shows possibility in the reliability of the production process where A(B), A(0.5) and A(2) …
Published in Journal of Petroleum Engineering & Technology · Vol. 12, Issue 1, 2022 · pp. 9–15 Read article