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432 articles for “metal”
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Understanding and Controlling Metal Pad Roll Instability in High-Capacity Liquid Metal Battery Systems
Abstract: The present study delves into the roll instability of metal pads within cylindrical liquid metal battery cells, focusing on the characteristics, control, and modeling of the instability within an energetic materials context. Explicit formulas are derived that offer theoretical benchmarks for magnetohydrodynamic solvers OpenFOAM and SFEMaNS, revealing an excellent alignment with experimental observations on gravity wave damping rates in multilayered liquid metal battery systems. Instability thresholds are analyzed for metal …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 12–16 Read article
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Design and Analysis of Metal-Organic Frameworks for Gas Adsorption and Storage
Abstract: Metal-Organic Frameworks (MOFs) represent a class of highly porous materials formed by the coordination of metal ions with organic linkers, exhibiting exceptional potential for gas storage applications due to their high surface area, tunable pore sizes, and structural versatility. The synthesis and characterization of MOFs intended for the effective storage of gases like carbon dioxide, methane, and hydrogen are the main topics of this work. Solvothermal Hectic strategies, including solvothermal, …
Published in International Journal of Metallurgy and Alloys · Vol. 10, Issue 1, 2024 · pp. 25–30 Read article
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Magnetohydrodynamic Instabilities in Liquid Metal Batteries: A Study of Metal Pad Roll Dynamics and Stability Thresholds
Abstract: This paper presents a comprehensive study on the metal pad roll instability (MPRI) in liquid metal batteries (LMBs), a key phenomenon driven by magnetohydrodynamic (MHD) forces. LMBs, which are poised to revolutionize grid-scale energy storage due to their low cost, long lifespan, and high current density, face critical challenges due to instabilities that can compromise operational stability. This work characterizes the MPRI in cylindrical reduction cells and offers theoretical formulations, …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 7–11 Read article
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In Vitro Evaluation of Bioremediation Capacity of a Commercial Probiotic, Bacillus clausii, for Chromium (VI) and Lead (II) Toxicity
Abstract: Heavy metals cause disastrous effects on any living organisms. Probiotics have the ability to reduce metal toxicity. Commercial probiotics having bioremediation capacity can use these bacteria as an alternative to conventional remediation methods. The bioaccumulation of heavy metals including chromium (VI) (Cr [VI]) and lead (II) (Pb [II]) causes fatal toxicity in humans. Some naturally occurring bacterial species, such as Bacillus and Pseudomonas, contribute their role in bioremediation of these …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 4, Issue 2, 2018 · pp. 1–16 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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Heavy Metals in Soil and Their Impact on Plant Health: A Contamination Study
Abstract: This study investigates heavy metal uptake, tolerance, and sequestration mechanisms in various plants, focusing on crops, such as tea, vegetables, and fruit trees that are susceptible to heavy metal contamination. Trace elements in plants, if overabundant, pose toxicity risks by disrupting metabolic and physiological functions. Plants counteract heavy metal complexes by immobilizing them within cell walls or vacuoles or by binding them to organic compounds produced in situ. Elevated levels …
Published in International Journal of Agrochemistry · Vol. 10, Issue 2, 2024 · pp. 7–12 Read article
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Heavy Metals in Soil and Their Impact on Plant Health: A Contamination Study
Abstract: This study investigates heavy metal uptake, tolerance, and sequestration mechanisms in various plants, focusing on crops such as tea, vegetables, and fruit trees that are susceptible to heavy metal contamination. Trace elements in plants, if overabundant, pose toxicity risks by disrupting metabolic and physiological functions. Plants counteract heavy metal complexes by immobilizing them within cell walls or vacuoles or by binding them to organic compounds produced in situ. Elevated levels …
Published in International Journal of Agrochemistry · Vol. 10, Issue 2, 2024 Read article
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Redox system initiated improved low-temperature colouration of real silk with metal-complex dyes for energy conservation
Abstract: Silk has always been the symbol of royalty due to its lustrous appearance and peach like softness. It can be dyed in bright shades with the available natural and many synthetic dyestuffs. The slight cationic character of silk makes it possible to be dyed with anionic synthetic dyes such as acid, metal complex, reactive and selected direct dyes. The main objective of colouration of a textile fibre should be to …
Published in International Journal of Green Chemistry · Vol. 2, Issue 1, 2016 · pp. 9–17 Read article
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Air-Driven Sheet Metal Cutting System
Abstract: A fundamental component of all industries is the sheet metal cutting process. Typically, medium- and small-sized businesses will use a manually operated sheet metal cutting machine. Our product, "Pneumatically Actuated Sheet Metal Cutting," was designed and constructed to cut GI sheet metal with less time and high prison. Typically, sheet metals are cut manually, which takes more time and lacks accuracy. Further hydraulic devices are available for cutting sheet metal. …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 10, Issue 1, 2024 · pp. 30–44 Read article
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Study the Corrosive Effect of Greenhouse Gases on Metallic and Non-metallic Materials
Abstract: Carbon dioxide is a major corrosive pollutant for building materials. It enters inside materials by diffusion or osmosis process and in presence of moisture it produces H2CO3 which decrease the pH value and accelerates chemical and electrochemical reaction with building materials. The carbonation reaction produces deterioration inside and outside of building materials. It produces corrosion reaction with metallic bar and disbanding with concrete. CO2 reacts with Ca (OH)2 and Mg(OH)2 …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 2, 2021 · pp. 17–28 Read article
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Thermal Processes and Metallurgical Transformations: How Temperature Influences Metal Structures?
Abstract: The guide also addresses the selection criteria for different heat treatment processes based on the type of metal and the desired application, providing insights into the balance between performance requirements and economic considerations. Furthermore, it covers advancements in heat treatment technologies, such as induction heating and laser hardening, and their applications in modern manufacturing. By integrating theoretical concepts with practical examples, this guide serves as an essential resource for metallurgists, …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 57–62 Read article
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Study of Corrosion of Ferrous and Non-Ferrous Metals in Aqueous Medium
Abstract: Metals, like ferrous and non-ferrous, interact on their interface to develop corrosion cells. The aqueous medium produces a hostile environment due to the availability of dissolved oxygen, acids, bases, salts, bio-waste, and effluents. The solubility of acidic gases oxide of carbon, oxide of nitrogen, and oxide of sculpture create an acidic medium for metal. These unfriendly environments accelerate corrosion reactions and metals exhibit uniform, galvanic, pitting, crevice, stress, and lynching …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 1, 2025 · pp. 44–50 Read article
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Modeling the Behavior of Metal Corrosion in Aquatic Environments at Varying Depth
Abstract: The failures of engineering structures situated in the aquatic environment caused by corrosion cannot be over-emphasized. This research work addressed the effects of depths, heavy metals, microbial activities, and physiochemical properties of the water body on the corrosion of submerged metal structures in the water body (the water body is assumed flowing). Model techniques were applied to evaluate the relationship between diffusion and weight loss, as well as velocity and …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 1, 2025 · pp. 1–9 Read article
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Synthesis and Biological Evaluation of a Novel Schiff Base Ligand [(E)-2,4-Dichloro-6-(1-((4-Fluorophenyl) iminoethyl)phenol] and Its Metal Complexes
Abstract: The study involved the synthesis and characterization of a novel bidentate Schiff base ligand, [(E)-2,4-dichloro-6-(1-((4-fluorophenyl) iminoethyl) phenol)], derived from 1-(3,5-dichloro-2-hydroxyphenyl) ethanone and 4-fluoroaniline. Transition metal salts (Co (II), Cu (II), Fe (II), Zn (II), Ni (II), Mn (II), Ag (II), Cd (II), Hg (II), and Pd (II)) were used to synthesize metal complexes. The chemicals used were of analytical grade, and solvents were distilled before use. Characterization involved UV, IR, …
Published in International Journal of Analytical and Applied Chemistry · Vol. 10, Issue 1, 2024 · pp. 26–35 Read article
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Effect of Environmental Parameters on Metal Corrosion in Soil Using Finite Element Method
Abstract: Deterioration of buried metal due to corrosive soil environment is a major issue worldwide. Although failure of buried metal due to corrosive soil is an old problem, yet such failures are still uncontrollable even with the application of advanced corrosion protection technologies. Therefore, understanding environmental parameters causing corrosion of buried metals are necessary. This research work reviews environmental parameters causing corrosion of buried metal in soils. These functional parameters include: …
Published in International Journal of Chemical Engineering and Processing · Vol. 6, Issue 1, 2020 · pp. 1–13 Read article
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Review on Electrolytic Process by Refining the Metals
Abstract: Electrolysis is a method of purifying impure metals. The crude metal that needs to be refined serves as the anode in an electrolytic cell while the metal that has been purified serves as the cathode. To ensure that the metal at the cathode is reduced extremely specifically, the electrode potential is chosen. Impurities are left behind in the electrolyte liquid as the metal is transferred from theunrefined metal of the …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 1, 2022 · pp. 5–9 Read article
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Statistical Modeling of Diffusion of Heavy Metals from Waste Oil in Soil Environment Using Regression Analysis
Abstract: Regression analysis is a statistical tool or method used to estimate the relationship between dependent variable and one or more independent variables. The diffusion and statistical model of heavy metals in soil are critical factors influencing pollutant migration and environmental remediation strategies. Understanding the diffusion and statistical method of analyzing the adsorption of heavy metals in soils is crucial for assessing environmental contamination and designing effective remediation strategies. This study …
Published in International Journal of Analytical and Applied Chemistry · Vol. 11, Issue 2, 2025 · pp. 1–15 Read article
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Metal-Organic Frameworks, Synthesis, Characterization and Environmental Applications
Abstract: Clean energy gases such as H2 and CH4 are considered as promising candidates for the replacement of traditional fossil fuels. While gas storage is a difficult issue to challenge, the existence of toxic pollutant gases has posed a more thought-provoking concern. Recently, considerable research efforts have been devoted to developing metal–organic frameworks (MOFs) for the effective and energy-efficient separation, storage, or capture of the related gases. In this article, we …
Published in International Journal of Environmental Chemistry · Vol. 4, Issue 2, 2018 · pp. 29–33 Read article
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A Comparative Study of Ceramic Foam Filtration Methods in Metal Casting
Abstract: Ceramic foam filtration has emerged as a revolutionary technology in the metal casting industry, significantly enhancing the quality of cast products by effectively removing inclusions and impurities from molten metal. This study provides a comprehensive examination of the mechanisms underlying ceramic foam filtration, focusing on the interactions between the molten metal and the ceramic filter material. Various types of ceramic foams, including alumina, zirconia, and silicon carbide, are analyzed for …
Published in International Journal of Analytical and Applied Chemistry · Vol. 10, Issue 2, 2024 · pp. 21–27 Read article
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Monitoring of the Physicochemical Properties of Some Important Parameters That Induce Metal Corrosion in Water Medium
Abstract: This investigation addresses the effect of freshwater quality on metal corrosion in Choba river located in Obio/Akpo Local Government Area of Rivers State of Nigeria. The research involves the use of four different metal coupons namely Carbon Steel (CBS-D), Mild Steel (MS-B), Stainless Steel (SST-C), and Copper Steel (CPS-A). The different metal coupons were immersed in the freshwater medium and the freshwater medium is contaminated with industrial activities. The rate …
Published in International Journal of Metallurgy and Alloys · Vol. 10, Issue 2, 2024 · pp. 24–36 Read article