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806 articles for “TEM”
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KINETICS AND MECHANISM OF OXIDATION OF MIXTURE OF OXALIC ACID AND ADIPIC ACID BY CHROMIC ACID IN PRESENCE OF HYDROCHLORIC ACID
Abstract: The kinetics of oxidation of mixture of oxalic acid and adipic acid by chromic acid in presence of hydrochloric has been studied. The products are succinic acid and carbon dioxide. The rate of oxidation increases with the increase in the concentration of HCl acid. kinetics of oxidation of mixture of oxalic acid and adipic acid by chromic acid shows first order reaction at 270 c, order of the reaction is …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 4, Issue 1, 2018 · pp. 23–27 Read article
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Kinetics of oxidation of mixture of oxalic acid and glutaric acid by chromic acid in presence of sodium chloride and potassium chloride
Abstract: Effect of Sodium Chloride and Potassium chloride on the co-oxidation of oxalic Acid and glutaric Acid by Chromic Acid has been studied. The products are carbonyl di carboxylic Acid and Carbon dioxide. The rate of oxidation decreases with the increase in the concentration of Sodium Chloride and Potassium Chloride. It is found that Potassium Chloride is the most effective in retarding the reaction rate comparison to Sodium Chloride. The order …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 5, Issue 2, 2019 · pp. 4–8 Read article
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Evaluation of Thermodynamic Properties of Helium using Cubic Equation of State based Approach for Energy Industry Applications
Abstract: Equations of state based methods are important techniques for thermodynamic property prediction ofcompounds and mixtures. The Peng-Robinson cubic equation of state is one of the most well-knownformulations for gases and gas mixtures used in the process and energy industries. In this study, it isused to predict pertinent thermodynamic state variables of helium gas for its use in very hightemperature as well as extremely low temperature thermodynamic cycle application for powergeneration …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 1–9 Read article
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Corrosion Protection of Copper Metal by Nanocoating in Nitrogen dioxide Environment
Abstract: Nitrogen dioxide is an acidic gas. It absorbs moisture to produce nitric acid. It creates corrosive medium for copper metal. It forms corrosion cell on the surface of copper and accelerate corrosion reactions. The corrosion cell formation is written as: Cu|Cu2+||H+|H2 thus corrosion reactions start and copper is oxidized into Cu2+surface and it is oxidized into Cu2+ whereas H+ ion is reduced into H2. Nitric acid environment copper exhibits galvanic, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article
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A Comprehensive Characterization of Zinc Chloride: Unveiling its Role as a Hygroscopic Preservative and Drying Agent through Elemental, Structural, and Morphological Analysis
Abstract: This study presents a detailed investigation of Zinc Chloride( )) utilizing the following different analytical techniques, X-ray diffraction(XRD), Electron Dispersive Spectroscope (EDS), Transmission Electron Microscope (TEM), Scanning Electron Microscope (SEM). Zinc Chloride was synthesized using the hydrothermal method. The elemental, structural, morphological, and optical properties of Zinc Chloride ( )) were thoroughly analyzed. The hygroscopic nature and properties of Zinc Chloride upon exposition to air was revealed and its weight/mass …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 2, 2023 · pp. 13–19 Read article
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Synthesis and Mechanistic Interpretation of Hydrolytic Dephosphorylation of Monoamidate of 2,4-dichloro aniline phosphate in Acid Media
Abstract: Synthesis of mono 2.4-dichloroanniline phosphate was carried out using POCl3 as phosphorylating reagent and the kinetic study of monoamidate of 2,4-dichloroaniline phosphate was conducted in an acidic medium ranging from 0.01 to 7.0 mol dm-3at a temperature of 50°C. A notable feature of the acid log rate profile was the presence of a rate maximum at 4.0 mol dm-3. The decrease in rate beyond 4.0 mol dm-3 can be explained …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 2, 2023 · pp. 26–30 Read article
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Influence of GGBFS on the Mechanical Properties of the Water Cured Fly Ash Aggregate-Based Geopolymer Concrete
Abstract: Abstract Conventional concrete consists of cement, sand as fine aggregate and gravel, limestone or granite in various sizes and shapes as coarse aggregate including with water. In the present work, the feasibility of using industrial inorganic polymeric residues wastes as a total (100%) replacement to the traditionally used normal conventional concrete materials is examined in the preparation of the geopolymer concrete (GPC). In this GPC, the cement is totally replaced …
Published in International Journal of Concrete Technology · Vol. 2, Issue 1, 2016 · pp. 54–64 Read article
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Analysis of Geological Structure for the Application of Geotechnical Engineering to Optimize Thermal Extraction in Geothermal Wells
Abstract: The characterization of the geological terrain for geothermal applications from the heat transfer point of view has been made. Horizontal, vertical and inclined geological layers have been analyzed. Uniform and homogeneous terrain are better candidates for low or high enthalpy geothermal applications while heterogeneous soil have a poorer performance from the thermal transfer point of view. The characterization process of soil structure and properties allows to take the appropriate decision …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 8, Issue 2, 2022 · pp. 26–35 Read article
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Development of a Rutting Model for Bituminous Mixes Using Experimental Data
Abstract: In recent years, the amount and severity of rutting on bituminous pavements in India has been increasing due to the ever increasing traffic volumes, overloading and the high summer temperatures. Extensive research work has been directed throughout the years for creating models to predict the advancement of rutting in bituminous mixes and pavements, yet with restricted achievement. The laboratory rutting tests were conducted on bituminous mixes prepared with various aggregate …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 5, Issue 2, 2019 · pp. 1–5 Read article
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Climate Change-Implications for Agriculture and Food Security
Abstract: Abstract The warning signs of global warming have appeared everywhere, right from increased concentration of greenhouse gases in the atmosphere, to increasing temperatures, and occurrence of extreme events like droughts, floods, intense rains, and cyclones, besides melting of glaciers and rise in sea levels. The objectives of this paper are to present likely scenarios, risks to agriculture, food security and livelihoods arising out of climate change in coming few decades. …
Published in International Journal of Water Resources Engineering · Vol. 1, Issue 2, 2015 · pp. 4–32 Read article
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Rating of Water Quality of Rivers Water in Asari Toru L.G.A, Rivers State, Nigeria
Abstract: The aim of the assessment was to compute the water quality index (WQI) of Sama and Tema River at 20metres interval along horizontal direction of the river to determine the suitability of the water for purposes of public drinking, recreation and other usage. In this paper the functional parameters in evaluating quality of a water body were used in evaluating the water quality index (WQI) of the two river and …
Published in International Journal of Water Resources Engineering · Vol. 3, Issue 2, 2017 · pp. 62–69 Read article
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Video Coding with Packed Stream in Image Processing and Applications
Abstract: Scalable video coding is a technique which allows a compressed video stream to be decoded in several different ways. This ability allows a user to adaptively recover a specific version of a video depending on its own requirements. Video sequences have temporal, spatial and quality scalabilities. In this work we introduce a novel fully scalable video codec. It is based on a motion-compensated temporal filtering (MCTF) of the video sequences …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 6, Issue 1, 2020 · pp. 36–44 Read article
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Development of IoT Devices Using Arduino
Abstract: IoT or Internet of Things has become a burning sensation in today’s world. In the present times each device that we use has the capability to connect to multiple devices and this opens a host of opportunities for both the developers as well as the end consumers to develop and manufacture a variety of devices which can make our day-to-day operations much easier. In the present study, an overview of …
Published in International Journal of Software Computing and Testing · Vol. 8, Issue 1, 2022 · pp. 20–28 Read article
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Implementation of Energy Efficient Protocol in Wireless sensor Network
Abstract: Wireless sensor network (WSNs) are network of sensor nodes one of current concerns is developing a stable clustered heterogeneous protocol prolonging the network lifetime with minimum consumption of battery power. In the recent times, many routing protocols have been proposed increasing the network lifetime, stability in short advising a reliable and robust routing protocol. In this paper we examine the impact of hierarchical clustered network with sensor nodes of two-level …
Published in International Journal of Analog Integrated Circuits · Vol. 6, Issue 2, 2020 · pp. 21–29 Read article
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Water Quality Monitoring System
Abstract: For water resources to be used in a safe and sustainable manner, water quality monitoring is crucial. In this article, we present a comprehensive system for tracking a variety of metrics, such as pH, temperature, conductivity, total dissolved solids, and others, in water quality. Sensors and other analytical instruments are used in the system to gather data, which is then wirelessly transmitted to a central database for analysis and storage. …
Published in International Journal of Analog Integrated Circuits · Vol. 8, Issue 2, 2022 · pp. 28–33 Read article
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PV PANEL EFFICIENCY IMPROVEMENT USING A HYBRID PV-TEG ASSEMBLY SYSTEM
Abstract: Peltier cells are used as a system to generate electricity through thermoelectric conversion using heat removed from the rear side of PV panels. This system also helps in improving PV panel performance by reducing the temperature of the panel. The combination of thermoelectric generation and improved PV panel efficiency represents an interesting solution to increase power generation in PV systems. The proposed prototype describes the characterization of a hybrid system …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 7, Issue 2, 2021 · pp. 12–26 Read article
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Intelligent Monitoring and Water Irrigation System with IoT
Abstract: In this research paper, we present a Smart Irrigation System using an ESP32 microcontroller, with various sensors and Arduino IDE using IoT. Sensors like the DTH11 sensor temperature-humidity and Soil Moisture sensor use the smart Irrigation system to measure the soil’s reading and sends the alert to the Wi-Fi-based cloud application [Blynk Application] followed by watering the plants. The idea behind this is easy, cost-efficient, and simple to implement which …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 8, Issue 2, 2022 · pp. 20–28 Read article
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Ferromagnetism in Rare Earth Metal Doped ZnO: A Theoretical Approach
Abstract: The ferromagnetic properties of Diluted Magnetic semiconductor, Zn1−xDyxO is studied from theoretical point of view. The Heisenberg’s and Greens theorem determine the Hamiltonian of the system. The interaction between the nearest neighboring spin is determined by retarded Greens function. By using Greens theory, defect-induced ferromagnetism is discussed. For the ferromagnetic states, the expected exchange integral is positive and negative for the antiferromagnetic states. In addition, from magnetic property, the temperature …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article
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Use of Ausforming in Improving Reduced Activation 5%Cr Steels
Abstract: Improvement of reduced activation 5% Cr steels for improved performance of the parts during a thermonuclear reactor, (associated in Nursing enlarged application temperature) for structural materials like 5%Cr steels is crucial. The development of this generation of 5% Cr steels (i.e. EUROFER) is one among the aims of this EURO fusion programme for advanced steels. The goal of this work is to find out the foremost effective thermo-mechanical treatment of …
Published in International Journal of Energetic Materials · Vol. 1, Issue 2, 2015 · pp. 5–6 Read article
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Corrosion Protection of Rebar steel in Ocean Atmosphere
Abstract: Rebar is an important engineering metal. It is used in construction of housing, bridge and other infrastructures works. It is surround with concrete for strengthen building block components. The concentration of chloride ions in ocean atmosphere is higher so it produces hostile environment for rebar steel. The lots of porosities are available on the outer surface area of concrete so chloride ions enter inside by osmosis or diffusion process. It …
Published in International Journal of Energetic Materials · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article