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140 articles for “hydro-electric”
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Low temperature plasma treatment of polymeric membranes: a comparative review
Abstract: This paper presents a comparative study of plasma surface modification of various polymeric membranes. Low temperature plasma treatment using pulsed direct current discharge of different gases was employed to enhance hydrophilicity of membranes. Radio frequency discharge of various gases was used to improve surface properties of different polymeric membranes. The enhancement of hydrophilicity of the plasma modified membrane surface was evaluated by measuring the contact angle. The membranes were characterized …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 1, 2020 · pp. 1–19 Read article
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Mechanical, Thermal, and Electrical Properties of Poly(ether-ester)-Based Thermoplastic Elastomer Composites Filled with ZnO Nanoparticles
Abstract: A highly helpful technique to create novel polymeric materials with ordered and customized features is blending two or more immiscible polymers. The outstanding balance between processability and physical characteristics of thermoplastic polyester elastomers, particularly when using hydrogenated styrene–butadiene copolymer, makes them appealing materials for a variety of applications, including the automotive industry. New opportunities for tailored flexible composites with improved mechanical and chemical properties are made possible by reinforced polymers …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 10, Issue 2, 2024 · pp. 33–42 Read article
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Electrochemical Etching on Copper Surfaces to Achieve Superhydrophobicity
Abstract: In the present study, an attempt has been made to create superhydrophobicity on copper substrate by etching the surface at different parameters (current density and time). Etching time was varied from 30 to 240 minutes. Untreated copper surface exhibited contact angle of 91.4°. The best etched surface exhibited a maximum contact angle of 142.1° for a current density of 0.01A/cm2 and etching time of 60 minutes. The structure–property relationship of …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 1, 2019 · pp. 27–31 Read article
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Steel in Marine Weather
Abstract: Offshore structures of steel are reviewed after suitable application at onshore. Coat of stitch pad wet weld heat treat is subjected to improve the properties from high strength low alloy steel. Underwater welding with or without environment has modifications from the use of weld heat to heat treat, selection of electrodes containing silicates and polymer agglomerates to induce more heat of weld and penetration. Typical coat crack detect inswing from …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 1–8 Read article
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Synthesis of Nano-ZnO by Chemical Method and its Characterization
Abstract: Nanocrystals of ZnO were prepared by chemical method using Zn (II) acetate and potassium hydroxide as the starting materials and methanol as solvent. The material was characterized by X-ray powder diffraction (XRD), transmission electron microscopy (TEM), scanning electron microscopy (SEM), electron diffraction analysis (EDS), UV-Visible spectroscopy, Dynamic light scatteringanalysis (DLS) and Fourier transform spectroscopy (FTIR) techniques. The results indicated that the obtained ZnO material was in nano-dimension and possessed pure …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 13–18 Read article
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Development and Design of Fuel Cell System Structure - A Review
Abstract: Hydrogen, a fuel for future, like other fuels require a energy conversion system to generate energy either in the form of electricity or power. In the present work different types of fuel cells are studied for their performance. Some of the factors responsible for fuel cell performance are also identified or categorized These factors will be responsible for their performance in real life situation. Any system is a combination of …
Published in International Journal of Energetic Materials · Vol. 2, Issue 2, 2016 · pp. 1–5 Read article
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Comparative study of the Magnetoelectric Properties in Core-Shell Nanocomposites as well as mixture of CoFe2O4:BaTiO3
Abstract: Nanostructures of multiferroic materials have been drawing increasing curiosity due to the boosted magnetoelectric coupling and potential for succeeding generation multifunctional devices. Composites of ferroelectric and magnetostrictive materials indicate more magnetoelectric coupling than single phase materials. Core-shell CoFe2O4:BaTiO3 nanocomposites (1:1 weight ratio) and a mixture of both of them have been produced by a combination of hydrothermal and sol gel techniques. X ray diffraction analysis endorses the presence of both …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 1–6 Read article
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Sorption of Pb (II), Cd(II) and Zn(II) by synthesized nanocrystalline sodium potassium flurophlogopite (FGP)
Abstract: We have successfully synthesized nanocrystalline sodium potassium fluorophlogopite (FGP) crystals with controlled sizes from ≈ 25 nm to 100nm, using an organic tetrapropylammonium (TPA) hydroxide. We have been successfully synthesized material depends on the source of silicate and hydrothermal crystallization conditions. The synthesized materials were characterized by using different techniques such as X-ray diffraction, Energy Dispersive Analysis, Scanning Electron Microscope, Transmission Electron Microscopy and FTIR analysis. The use of sodium …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 41–49 Read article
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Synthesis, characterization, antibacterial activity and in-vitro cytotoxicity of Dy and Fe doped hydroxyapatite nanomaterials
Abstract: Dy- and Fe-doped hydroxyapatite (HAp) was synthesized by the facile aqueous precipitation method. The samples were characterized by using powder X-ray diffraction, Fourier transform infrared spectroscopy and transmission electron microscopy. In this work, the antibacterial activities of Dy- and Fe-doped HAp were tested against gram-positive (Staphylococcus aureus, Bacillus subtilis) and gram-negative (Escherichia coli, Klebsiella pneumoniae and Pseudomonas putida) bacteria by agar diffusion test. It was found that Dy(5)-and Fe(5)-doped HAp …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 46–54 Read article
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Managing E-Waste with Technology: Recycling Potential
Abstract: E-waste is a major environmental and health issue in the digital age. Rapid technical breakthroughs and rising electronic device consumption have increased global e-waste volumes. To reduce environmental risks, recover valuable resources, and promote sustainability, e-waste must be managed and recycled. This article discusses how technology is improving e-waste collection, sorting, and recycling. It shows the possibilities of AI-powered garbage sorting systems, IoT integration for waste stream tracking, and hydrometallurgy …
Published in International Journal of Green Chemistry · Vol. 11, Issue 1, 2025 · pp. 1–7 Read article
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Investigation on the Characteristics of Chromolaena Odorata (Awolowo leaf) in Petroleum Hydrocarbon Degradation in Loamy Soil Environment
Abstract: The application of Chromolaena odorata (Awolowo leaf), processed into powder form, was used as a biostimulant for petroleum hydrocarbon degradation and mitigation in a loamy soil environment. In this investigation, the physicochemical and microbial characteristics of the sample were determined, as presented in this research, including pH, electrical conductivity (EC), total nitrogen (T.N), total phosphorus (T.P), potassium (K), total organic carbon, and P. fluorescence. Corynebacterium sp., Arthrobacter, Bacillus, Acinetobacter iwoffi, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 1, 2024 · pp. 13–23 Read article
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Buried Rivers, Thirsty Island Belt: A Review of Water Challenges in the Great Rann of Kachchh
Abstract: The Great Rann of Kachchh (GRK) in Gujarat, India, is a hyper-saline environment where isolated island communities face acute water scarcity. This literature review synthesizes Scopus and Web of Science indexed research to evaluate an integrated geo-hydrological approach for sustainable water development. The analysis integrates geology, lithology, geomorphology, hydrogeology, and socio-economic dimensions including population distribution, livelihoods, and agriculture. Subsurface core analysis reveals marine transgression since ~18 ka BP, with fine-grained …
Published in International Journal of Environmental Chemistry · Vol. 12, Issue 1, 2026 · pp. 19–26 Read article
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Building a Sustainable Future Through Renewable Energy Exploration
Abstract: Climate change is one of the most pressing current challenges in terms of ecosystem stability, individual and global health and economy. The emissions of greenhouse gases due to the activities of anthropogenic origin on the combustion of fossil fuels, deforestation and other industrial processes. A renewable energy system converts the energy found in sunlight, wind, falling water, sea waves, geothermal heat or biomass, such as heat or electricity. Most of …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 1, 2025 · pp. 87–94 Read article
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Facile Synthesis and Electrochemical Exploration ofHexagonal Copper Sulfide (CuS) Nanocrystals for EnergyApplications
Abstract: Copper sulfide (CuS) is a promising material for a variety of applications, including solar cells, lithium-ion batteries, sensors, and catalysts. In this current study, a facile technique for the synthesis of CuS nanocrystallites at modrate temperature 160°) without the use of any template or additives was reported. The reaction was carried out in a pressure reactor for 24 hours. he crystalline nature of the synthesized CuS nanocrystallites was confirmed using …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Hydroxyapatite, Synthesis of Numerous Cds Quantum Dot Composite Material: A Review
Abstract: Hydroxyapatite is one of most interesting material which is used as chemical sensor for detecting different hazardous gases. It is a bio-ceramic and non-toxic maerial for which it is widely used in bio-engineering. On the other side, CdS quantum dot is very important material in optoelectronic device fabrication for its fascinating optical, physical and electronic properties. Furthermore, scientist are also doing their research very widely on CdS quantum dot for …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 1, 2019 · pp. 1–11 Read article
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Second-Life Battery Applications and Recycling Technologies of EV in India: A Comprehensive Review
Abstract: Abstract The rapid uptake of electric vehicles (EVs) worldwide is creating a new challenge of end-of-life (EoL) lithium-ion batteries (LIBs). As EV penetration accelerates under national initiatives such as the National Electric Mobility Mission Plan and Faster Adoption and Manufacturing of Electric Vehicles (FAME), the country faces an emerging challenge of managing end-of-life batteries. This paper examines technical pathways for second-life reuse of EV batteries (e.g. stationary energy storage, grid …
Published in International Journal of Manufacturing and Materials Processing · Vol. 12, Issue 1, 2026 · pp. 15–24 Read article
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Facile Synthesis and Electrochemical Exploration ofHexagonal Copper Sulfide (CuS) Nanocrystals for Energy Applications
Abstract: Copper sulfide (CuS) is a promising material for a variety of applications, including solar cells, lithium-ion batteries, sensors, and catalysts. In this current study, a facile technique for the synthesis of CuS nanocrystallites at modrate temperature 160°) without the use of any template or additives was reported. The reaction was carried out in a pressure reactor for 24 hours. he crystalline nature of the synthesized CuS nanocrystallites was confirmed using …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Performance Evaluation of Azadirachta indica Leaf on Crude Oil Contaminated Soils
Abstract: The intention of this research was to ascertain the effectiveness of sun-dried and room-dried Azadirachta indica leaf at varying quantities, in the remediation of sandy and loamy soils contaminated with 100ml of crude oil. Gas Chromatography-Mass Spectrometry method was used to test for the physicochemical properties of the materials used for the experiment. The unpolluted loamy soil was observed to contain pH of 6.75, electric conductivity of 10.36µS/cm, Total Oxygen …
Published in International Journal of Plant Biotechnology · Vol. 6, Issue 1, 2020 · pp. 35–45 Read article
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The Role of Energy Storage in Wind Energy Technology
Abstract: Wind energy is a promising source of renewable energy that has gained increasing attention in recent years. However, wind power generation faces the challenge of intermittent, which can lead to fluctuations in power supply and demand. The solution to this challenge lies in energy storage technologies, which can store excess wind energy during periods of high wind and release it when needed. Energy storage systems (ESS) have an important role …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 8, Issue 2, 2022 · pp. 26–29 Read article
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Identification of the Most Stable Guanine Tautomer for Hydroxylation Reaction Mechanism Studies using DFT calculations
Abstract: Abstract: Identifying the most stable tatutomer for reaction mechanism studies is essential. For this reason, the present work was intended to explore the most stable and reactive guanine tautomer. To explore the most stable guanine tautomer a DFT/B3LYP method and level of theory were applied for electronic structure calculation and quantum mechanical description. Guanine was shown to exist in four different tautomeric forms (2AX 19 H, 2AX 17 H, 2AX …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 4, Issue 1, 2018 · pp. 11–20 Read article