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394 articles for “Change Rate”
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Carbon Sequestration in Mineralogy: Potential of Ultramafic Rocks for CO₂ Storage
Abstract: The increasing concentration of atmospheric carbon dioxide (CO₂) due to anthropogenic activities has necessitated the development of effective carbon sequestration strategies. Mineral carbonation, particularly utilizing ultramafic rocks, has emerged as a promising approach for long-term CO₂ storage. This review explores the potential of ultramafic rocks in sequestering CO₂, discussing their mineral composition, reaction mechanisms, advantages, and challenges associated with their utilization in carbon capture and storage (CCS). Additionally, advancements in …
Published in International Journal of Minerals · Vol. 2, Issue 1, 2025 · pp. 30–35 Read article
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Performance Evaluation of Adverse Atmospheric Effects on Free Space Optical Communication
Abstract: There is an increasing need for communication systems that can accommodate high bandwidth and quick data transfer rates in today's fast-paced technological environment. Free Space Optical (FSO) communication has become a very attractive technology to address these changing needs. FSO systems, which use license-free infrared beams, have a number of benefits, including strong bandwidth, immunity to interference, improved security, and small, light designs. FSO is used in many different applications, …
Published in International Journal of Solid State Innovations & Research · Vol. 2, Issue 1, 2024 · pp. 21–29 Read article
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Dependency of pure liquid pool boiling heat transfer coefficient to bubble contact angle on roughened Brass heater in new model
Abstract: Heat transfer coefficient of nucleate pool boiling Nucleation is a basic part of phase transformations, which plays an important role in understanding and describing any phase change processes. For a boiling process, nucleation appears in the initial stage, and directly affects bubble formation and boiling intensity. According to the heterophase fluctuations which induce phase transition, the phase change has two main types. Classically, phase change caused by the fluctuation with …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 2, 2022 · pp. 29–36 Read article
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Mechanism Action of Catalysis
Abstract: Catalysis is a method for speeding up the rate of a reaction. It is of three types homogeneous, biocatalysis and heterogeneous catalysis which further involve acid base catalysis, that is based on Brønsted-Lowry concept which state that any compound that can transfer a proton to any other compound is an acid, and the compound that accepts the proton is a base and in enzymatic catalysis every enzyme is specific to …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 3, 2021 · pp. 22–28 Read article
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A Review on Thermodynamic Analysis of thermal Heat Dissipating Fins
Abstract: The Engine chamber is one of the essential motor components, that is exposed to extreme temperature varieties and thermal burdens. Balances are set on the outer layer of the chamber to improve the measure of Heat & mass transfer by convection. For thermal investigation of the motor chamber blades, it is more gainful to know the Heat & mass transfer dissemination inside the chamber. Present review has been done to …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 8, Issue 2, 2021 · pp. 13–21 Read article
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`Lining Pains and Lance Strains-A Case Study to Competing Productivity
Abstract: A relation between sinter usages in burden and productivity are well established. Now a day, almost all blast furnace usages a sinter in its burden charge. The percentage of sinter in blast furnace is depending upon the availability of fines & sinter machine. But some time, due to non–availability of fine or sinter machines, or both, only calibrated iron ore lump are used as a source of iron in charge …
Published in Journal of Materials & Metallurgical Engineering · Vol. 1, Issue 1-3, 2011 · pp. 48–60 Read article
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Monitoring and Change Analysis of Qingdao Coastal Line from 1973 to 2016 Based on Remote Sensing Technology
Abstract: Qingdao is near the Yellow Sea and has a long coastline. In recent years, with rapid development, the coastline of Qingdao has changed greatly. Accurate detection of coastline can understand the characteristics of urban development and the relationship between urban development and ecological change. Compared with manual monitoring, remote sensing technology is widely used in coastline monitoring because of its fast monitoring speed, low monitoring cost and high monitoring accuracy. …
Published in Journal of Remote Sensing & GIS · Vol. 10, Issue 2, 2019 · pp. 35–42 Read article
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Ontology: Boon for Library and Information Science (LIS) Professionals in Context with Ranganathan’s Laws
Abstract: Traditional libraries deal only with print material. Presently, advent of computer has changed look of libraries, i.e., library resources, library services etc. All Libraries are transforming from conventional library to hybrid, digital and virtual libraries. Procurement, collection and organization of e-resources are obligatory for libraries to fulfill users’ demand. Ontology is tool to manage information in various domains, forms and formats as well. It facilitates information browsing in different domains …
Published in Journal of Advancements in Library Sciences · Vol. 6, Issue 3, 2019 · pp. 27–33 Read article
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Finite Element Analysis of Tool Wear Rate in Electrical Discharge Machining and Comparison with Experimental Results
Abstract: Electrical discharge machining (EDM) is one of the precise non-traditional machining processes in which desired shape is obtained in workpiece using electrical sparks. In EDM, material removal from workpiece and tool takes place by means of successive sparks occurring between them. The tool wear is a critical problem in EDM as the change in tool shape directly affects the final shape of the workpiece. In this paper, finite element analysis …
Published in Trends in Machine design · Vol. 3, Issue 3, 2016 · pp. 18–22 Read article
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Investigation of Microstructural and Tensile behaviour of stir-casted Al5052-based Composites with nano-reinforcements
Abstract: Aluminium-based composites have gained popularity in the aviation, automotive, and marine sectors as a result of their exceptional strength-to-weight ratio and also due to resistance to wear and corrosion. The current investigation involves the examination of the microstructural and tensile behaviour of stir-casted Al5052-based composites. The nanoparticles of 1% titanium diboride and 1% zirconia were added as reinforcement materials. To better understand the microstructure of the composite specimens, scanning electron …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 1–7 Read article
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Revamp of Feed Preheat Network Using Aspen Hysys in a Kero Hydro-Desulphurization Unit
Abstract: The paper is based on the revamp of feed preheat network in a Kero hydro-desulphurization unit. This revamp is beneficial as it does not require additional equipment to raise the feed temperature. Desulphurization of crude is a catalytic process used in oil and gas refining industry to remove sulphur content from refined petroleum products. Previously, feed was charged from the crude distillation unit at 103°C. Due to envisaged changes, the …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 29–38 Read article
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Impact of Solar Variability on the Heliosphere and Cosmic Rays Modulation with Geomagnetic Activity
Abstract: AbstractThe structure of the heliosphere and produce changes in cosmic ray intensity controls by solar variability. the observation based on data taken from Omniweb data center for solar interplanetary data and count rate of cosmic ray intensity (CRI) variation data from Oulu / Moscow neutron monitors (with cutoff rigidities Rc=0.80 GV and Rc=2.42 GV) during 1996-2018. It is observed that the sun is remarkably quiet and the strength of the …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 1, 2020 · pp. 32–35 Read article
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Heliospheric Modulation of Galactic Cosmic Rays during Solar Minimum of SC 23/24
Abstract: AbstractGalactic cosmic ray (GCR) flux at earth is modulated by the heliospheric magnetic field. Heliospheric modulation potential during grand solar minimum is observed using an open solar flux (OSF) model, with OSF source based on Sunspot number. Structure of the heliosphere controls the solar outputs and their variability, and produces changes in cosmic ray intensity. Observation was based on the data taken from Omniweb data centre for solar-interplanetary data and …
Published in Research & Reviews : Journal of Physics · Vol. 6, Issue 1, 2017 · pp. 1–4 Read article
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INFLUENCE OF HEAT TREATMENT ON MECHANICAL PROPERTIES OF MILD STEEL
Abstract: . In manufacturing and metallurgical industries, the metal is heated above the critical temperature in which micro-structural transformation has been take place, to change the desirable microstructure and mechanical properties such as tensile strength, hardness, toughness, fatigue strength etc. The physical properties have been obtain through heat treatment mainly depends upon the heating temperature, rate of heating and the cooling medium. Some of the widely used cooling mediums are air, …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 5, Issue 1, 2018 · pp. 25–30 Read article
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Study on Solar Water Heater with Thermal Energy Storage System
Abstract: AbstractRenewable power supplies are progressively gaining increasing importance in all the nations. Specially, solar electricity, being non-polluting and inexhaustible, has obtained extensive interest among scientists and engineers. Although, there are many advantages, an essential factor is that solar power is time structured power source with an intermittent individual. Consequently, some form of thermal power storage (TES) is necessary for the only usage of this energy supply. Thermal energy can be …
Published in Journal of Nuclear Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 24–36 Read article
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Evaluation of Acute Toxicity Levels and Behavioral Changes to the Fry of Common Carp, Cyprinus carpio (Linnaeus, 1758) Under Exposure of a Pyrethroid Insecticide Cypermethrin
Abstract: Toxicity of an insecticide Cypermethrin to the fry of common carp, Cyprinus carpio along with their behavioural changes was evaluated in the present study. The 24, 48, 72, and 96 h LC50 values of Cypermethrin to the fry of Cyprinus carpio were 1.04, 0.92, 0.89, 0.79 ng/l, respectively. The mortality rate of C. carpio showed significant variation (p < .05) with the increasing concentrations at all exposure times. On the …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 8, Issue 3, 2018 · pp. 102–107 Read article
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Behaviour of NINL Blast Furnace with 100% Calibrated Lump Iron Ore
Abstract: A relation between sinter usages in burden and productivity are well established. Now a day, almost all blast furnace usages a sinter in its burden charge. The percentage of sinter in blast furnace is depending upon the availability of fines & sinter machine. But some time, due to non-availability of fine or sinter machines, or both, only calibrated iron ore lump are used as a source of iron in charge …
Published in Journal of Materials & Metallurgical Engineering · Vol. 1, Issue 1-3, 2011 · pp. 28–36 Read article
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Interplay of Thyroid Dynamics in Type 2 Diabetes: A Comprehensive Analytical Study at Government Medical College, Kota, and Affiliated Hospitals
Abstract: Diabetes mellitus is a prevalent endocrine metabolic condition that causes significant morbidity and mortality globally. Innumerable metabolic processes within our bodies depend on thyroid hormones. Excess or deficiency in insulin or thyroid hormones might cause functional problems. The intricate relationship between thyroid disorders and diabetes has been recognized for a considerable period. Patients with diabetes have been known to experience thyroid malfunction, the most prevalent kind of which is hypothyroidism. …
Published in Research and Reviews: A Journal of Medicine · Vol. 14, Issue 1, 2024 · pp. 6–11 Read article
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Effect of Toxoplasma gondii on some Neurotransmitter Levels in Patients with Toxoplasmosis Infection
Abstract: Background: The study of Toxoplasma gondii on some neurotransmitter levels in patients with toxoplasmosis infection is one of the challenges of sustainable development. Toxoplasma gondii is a parasite that can alter host behavior by affecting neurotransmitters of the host. Aim: To diagnose if there are differences in neurotransmitter levels in infected people by toxoplasmosis and healthy people to predict the psychological and neurological diseases. Methods: The study included collecting 60 …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 16, Issue 1, 2026 · pp. 1–8 Read article
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Association of Depression with Sociodemographic Variables and Rural Old-Aged People
Abstract: Ageing is a natural process always associated with physiological and biological decline. It is the outcome of certain structural and functional changes that takes place in the major parts as the life years increases. In the words of Seneca “Old age is an incurable disease”. It affects every individual, family, community and society. It is a normal, progressive and irreversible process. Ageing is the process of physical, psychological and social …
Published in Research and Reviews: A Journal of Health Professions · Vol. 6, Issue 3, 2016 · pp. 1–4 Read article