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188 articles for “Dyed water”
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Report on Microfluidic Flow of Dyed Working Liquids inside the Polymeric Devices
Abstract: In this experimental work, a single SU-8 based glass microfluidic device is engineered by the maskless lithography and indirect bonding technique. Also, total nine individual polymethylmethacrylate (PMMA) based microfluidic devices are fabricated by maskless lithography, hot embossing lithography, and direct bonding technique. Dyed ethylene glycol, dyed ethanol, and dyed aqueous isopropyl alcohol (50% water, 50% IPA) are prepared and used as working liquids to record each surface-driven microfluidic flow. The …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 8, Issue 1, 2021 · pp. 22–29 Read article
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Polymers for Water Purification Application
Abstract: Water pollution is a growing concern worldwide, and the demand for clean and safe drinking water is increasing rapidly. Traditional water purification methods often face challenges such as inefficiency, high cost, and secondary pollution. In recent years, polymers have emerged as promising materials for water purification due to their versatility, high efficiency, and selective removal capabilities.This project explores the application of various polymers in water purification, including their role as …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 3, 2025 · pp. 111–122 Read article
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Cultural Geomorphological Investigation of the Area around Twelve Jyotirlinga in India
Abstract: The cultural geomorphological investigation of the area around the twelve Jyotirlinga in India presents a comprehensive scientific exploration of the geological and geomorphological aspects of these sacred sites. Originally believed to be 64 in number, the twelve Jyotirlinga represent the most revered and holy places dedicated to Lord Shiva. These temples, distributed across the Indian subcontinent, exhibit a remarkable geographical arrangement in a distinctive spiral pattern. Based on aerial positions …
Published in Journal of Remote Sensing & GIS · Vol. 15, Issue 1, 2024 · pp. 47–70 Read article
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Simulation of Robust Control System for Hydroelectric Power Plant
Abstract: In this study, the modelling of a typical hydroelectric power plant with a high-water head and a long penstock is developed and implemented in MATLAB/Simulink. The proposed simulation system's models are created in a sophisticated way to allow for easy reuse. To compute and simulate hydraulic transients, the nonlinear properties of the hydraulic turbine, such as the elasticity of the penstock and the water hammer effect, were taken into account. …
Published in Journal of Control & Instrumentation · Vol. 13, Issue 3, 2022 · pp. 37–50 Read article
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High Oil Recovery using Traditional Water-flooding under Compliance of the Planned Development Mode
Abstract: The dynamics and performance of major oil deposits in late (final) stage of development of large oil fields are given the current rates of oil recovery. The high oil recoveries are resulted as a consequence of the favorable geological and physical characteristics of the development objects, application of development systems and optimal density well spacing, adequate geological structure, maintain during the process of the development the optimal rates of technological …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 2, 2016 · pp. 44–49 Read article
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Dynamic Modelling of Natural Draft Cooling Tower (Case Study of Notore Chemical Company)
Abstract: Determining the impact of air, water, and temperature flow rates on the cooling tower of Notore Chemical Industries is the aim of this study. Using a dynamic and simulation model derived from fundamental ideas, this study produced a model equation for an ordinary differential equation. The Runge-Kulta ODE45 technique, which was implemented in MATLAB R2022A, was then used to solve the model equation.The twenty-four-hour simulation runs at one-hour intervals. To …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 3, 2023 · pp. 18–24 Read article
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Comparative Evaluation of Dodders, Giloy, Onion Peels and Fruit Waste-Prepared Composite Biochar Polymeric Adsorbent (CBPA) For Use in Wastewater Treatment
Abstract: Due to pollutants that have a negative impact on water bodies, wastewater treatment has attracted a lot of attention throughout the years. In many developing countries domestic and industrial wastewater treatment plants are lacking or not working efficiently for detergents due to the refractory nature of such chemicals. Generally the industrial wastewater is directly discharged into the existing water bodies (drains, nallahs etc.) after primary settling tanks. These refractory contaminants …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 72–80 Read article
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Studies on Zooplankton Diversity of Manar Reservoir with Selected Physico-Chemical Parameters, Maharashtra
Abstract: Freshwater reservoirs in India are increasingly exposed to anthropogenic pressures, such as agricultural runoff, domestic sewage discharge, and water level fluctuations, which significantly influence nutrient dynamics and aquatic ecosystem stability. Biomonitoring using plankton communities provides an effective approach for evaluating ecological health, as these organisms respond rapidly to changes in physico-chemical conditions. The present investigation was carried out to assess the environmental status and trophic condition of Manar Reservoir, located …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 16, Issue 1, 2026 · pp. 20–30 Read article
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Application of Cleaner Production Measures in a Thread Dyeing Company
Abstract: The goal of this work is to implement a plan to minimize waste and emissions in a dyeing company specializing in thread from Salcajá, Quetzaltenango, South Western Guatemala, by way of cleaner production measures. To this end, a series of actions to reduce the pollution generated by the company were proposed and evaluated. Of all the measures considered in this work, that gave the best results, namely good manufacturing practices, …
Published in Emerging Trends in Chemical Engineering · Vol. 3, Issue 2, 2016 · pp. 23–35 Read article
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Land Use and Land Cover Change Detection Study at Pennar River Estuary, Nellore District, Andhra Pradesh, Southeast Coast of India
Abstract: Coastal zones are the most valuable and dynamic places on Earth. A large portion of the world’s population has habitat coastal areas. Fertile coastal low lands, abundant marine resources, water transportation, aesthetic beauty and intrinsic values have long motivated coastal habitation. Two-thirds of the world’s fish catch, and many marine species, depend on coastal wetlands for their survival. The process of coastal morpho-dynamics has resulted in environmental problems such as …
Published in Journal of Geotechnical Engineering · Vol. 1, Issue 1, 2014 · pp. 1–9 Read article
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Exploring Gelatin Film an Eco-Friendly Biomaterial: Synthesis, Characterization, and Environmental Applications
Abstract: This study explores the synthesis, characterization, and application of eco-friendly gelatin films, a sustainable and biodegradable biopolymer alternative to synthetic plastics. Synthesized via solution casting and characterized by UV-Vis spectroscopy, FTIR, and TGA, these films demonstrated excellent molecular integrity and thickness-dependent properties, with higher gelatin concentrations leading to thicker films and delayed solubility. The research highlights their significant potential in removing diverse environmental pollutants, including dyes (methylene blue, methyl orange), …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 1, 2026 · pp. 1–16 Read article
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CdS-Based Photocatalytic Nanostructures: A Promising Material for Various Environmental Applications
Abstract: Modern technological and industrial progress has significantly increased the use of chemicals in product development, leading to greater contamination of water sources by conventional pollutants (such as organic dyes and heavy metals) and harmful microorganisms. Wastewater treatment processes now reveal “emerging pollutants,” including pharmaceuticals, endocrine disruptors, and agricultural chemicals. Certain emerging pollutants, though harmless in some cases, can pose serious risks to various organisms. To address this, researchers are exploring …
Published in Research & Reviews : Journal of Physics · Vol. 14, Issue 1, 2025 · pp. 33–53 Read article
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Design and Control of Acrylic Acid Production Process
Abstract: This paper presents the design and control of acrylic acid production process using Aspen Plus and Aspen Dynamics. Propylene reacts with oxygen and produces acrylic acid and water. Plant-wide operability and control of the entire acrylic acid production plant with controllers is explained. The results indicate that the proposed process gives good dynamic performance (a settling time of less than 3 h).
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 1, 2014 · pp. 1–10 Read article
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Numerical Investigation of Influence of Rate of Rotation on Formation of Vapor Around Two Heated Circular Cylinders Immersed in Water Inside a Channel
Abstract: AbstractThe complexity problem of fluid flow and heat transfer over an array of circular cylinders are common in industrial applications of the fluid dynamics. The complex nature of the problem encountered in industry, gives rise to certain significant dimensions in the fluid dynamics theory. Some of them are the fluid flow interaction, interferences in flow and vortex dynamics which are typically found in compact heat exchangers, cooling of electronic equipment, …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 3, 2017 · pp. 14–25 Read article
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PHYSIOCHEMICAL ANALYSIS OF WASTE WATER COLLECTED FROM THREE MAJOR RIVERS IN MONSOON SEASON FROM PALAKKAD
Abstract: Various waste management techniques were implemented in India have failed due to various reasons, the major reasons are industrial growth and urbanization. The pollution impacts on aquatic communities can be observed directly to the industrialized centres, which discharges series of chemical pollutants to effluent systems.. These wastes mainly encompasses a broad range of contaminants such as petroleum hydrocarbons, chlorinated hydrocarbons and heavy metals, various acids, alkalis, dyes and other chemicals …
Published in Journal of Water Resource Engineering and Management · Vol. 5, Issue 2, 2018 · pp. 51–55 Read article
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pH-Responsive Smart Polymer Nanocomposites for Anti-Corrosive Coatings
Abstract: Metallic corrosion under adverse marine and industrial conditions imposes gigantic financial burdens and risks worldwide. Conventional waterproofing waterborne epoxy has passive barrier protection, but is also inherently microporous, lacking intrinsic repair ability against mechanical damage and thus rapidly decays. This is a critical gap that this work tries to bridge by designing a new pH-responsive hybrid polymer nanocomposite by using polyethyleneimine-tannic acid-cerium functionalized boron nitrate nanosheets with chitosan-capped mesoporous silica …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 201–213 Read article
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Innovative Approaches in Bioinspired and Biomimetic Membrane Technologies: Bridging Nature and Engineering
Abstract: Bioinspired and biomimetic membranes represent a ground breaking advancement in membrane technology, offering innovative solutions to critical global challenges in water purification, chemical separation, and energy conversion. These membranes leverage the exceptional transport properties of biological systems, particularly through the incorporation of aquaporin proteins, which facilitate rapid and selective water transport. This review synthesises recent developments in aquaporin-based membranes, highlighting their remarkable efficiency in desalination processes, where they serve as …
Published in International Journal of Membranes · Vol. 1, Issue 2, 2024 · pp. 53–60 Read article
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Reverse Micellar Extraction of Direct Yellow-4 dye from Textile Effluent
Abstract: Textile industries and various dye houses are accountable for discharging highly polluted colored effluent leading to severe water pollution. Decolorization of textile effluent is the main challenge faced by these industries. In this study, the solvent extraction method was used to remove anionic dye Direct Yellow-4 (DY-4) from simulated effluent using cationic surfactant CTAB (Cetyltrimethyl ammonium bromide) in polar solvent isoamyl alcohol. The removal trend of the dye from aqueous …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 1, 2020 · pp. 5–9 Read article
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Characterization of Laccase Enzyme from Dye Degrading Bacterial Strains Isolated from Natural Sources
Abstract: The continuous growth in globalization and industrialization has increased the environmental pollution and one such major contaminant is various types of synthetic dyes. Microbial decolorization and degradation of these dyes through secretion of various extracellular enzymes is gaining importance owing to their eco-friendly nature. One such enzyme is laccase, a multicopper oxidase enzyme which has the ability to oxidize both phenolic and non-phenolic compounds through reduction of molecular oxygen to …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 1, 2019 · pp. 65–76 Read article
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Improved Cooling Effectiveness in Radiators and Heat Exchangers with Nanofluid-Based Technology
Abstract: This study discusses how the process of heat transfer in radiators and heat exchangers can be improved using nanofluids and analysis of computational fluid dynamics. These nanofluids comprise Al₂O₃ and ZnO dispersed in water-based ethylene glycol solutions, and graphene oxide dispersed in water-based solutions, and performance evaluation was done for the range of flow rates 180–420 l/h. And a 3D CAD model was created using the ANSYS Workbench. It was …
Published in Recent Trends in Fluid Mechanics · Vol. 12, Issue 1, 2025 · pp. 31–62 Read article