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98 articles for “adsorption process”
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Removal of Chromium (VI) from Synthetic Waste Water using Tea waste as a Low Cost Adsorbent
Abstract: Industrial feed various harmful heavy metals which contaminant not only soil but also water resources. There are at least 20 heavy metals which cannot be damaged. In this Case, removal of Chromium (VI) from the synthetic wastewater has been investigated by using Tea Waste adsorbent as a useful natural adsorbent. The Case was performed using experiments with synthetic waste water having Cr (VI) in higher concentration. The adsorption experiments were …
Published in Journal of Water Pollution & Purification Research · Vol. 2, Issue 2, 2015 · pp. 1–4 Read article
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Adsorptive Removal of Rhodamine-B Using Eco- Synthesized Green Tea–Aluminium Nanoparticles
Abstract: This study examines the use of Green Tea–Aluminium Nanoparticles (GT-Al NPs), a unique and eco-friendly adsorbent, to remove the dangerous Rhodamine-B dye from water. For characterisation, SEM, FTIR, TGA, and EDX were employed. We evaluated the effects of pH, temperature, dosage, contact time, and initial dye concentration on adsorption efficiency. First- and second-order pseudo models were used to characterize adsorption kinetics, and the Langmuir model explained equilibrium, as well as …
Published in Emerging Trends in Chemical Engineering · Vol. 12, Issue 3, 2025 · pp. 61–72 Read article
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Adsorption of Methylene Blue Dye from Aqueous Solution Using Polyaniline/Xanthan Gum Nanocomposite: Kinetic and Isotherm Studies
Abstract: ABSTRACTIn the present study, adsorptive properties of polyaniline/xanthan gum nanocomposite were investigated for methylene blue (MB) dye in aqueous solution. The effects of different parameters, namely adsorption time, adsorbent dose, pH and initial dye concentration were on dye adsorption were investigated. The results revealed that a rise se in pH lead to a significant increase in adsorption efficiency. Optimum adsorption time and nanocomposite dose were obtained 60 min and 0.075 …
Published in Journal of Polymer & Composites · Vol. 7, Issue 1, 2019 · pp. 17–26 Read article
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Turning the Properties of Wastes Paper-Derived Cellulose Nanocrystals for Enhanced Erythromycin Adsorption
Abstract: This study explores the modification, characterization, and adsorption performance of waste paper-derived cellulose nanocrystals (CNCs) for the removal of erythromycin from aqueous solutions. CNCs were modified using organic acid, inorganic acid, and base treatments, and their structural changes were evaluated using FTIR, XRD, and BET analysis. FTIR confirmed the introduction of carboxyl and hydroxyl groups in acid-treated CNCs and deprotonation effects in base-treated CNCs. XRD analysis revealed that organic acid …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 1, 2026 · pp. 1–24 Read article
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Physical Activation Process and Characterization of Bioactive Carbon, with a Focus on its Applications
Abstract: Activated carbon is a form of carbon that has been processed to enhance its surface area and porosity. This processing enables it to function as an efficient adsorbent, attracting and retaining other molecules on its surface. In our environment, many types of biomass waste are inexpensive and renewable. Recently, there has been a growing interest in producing products from renewable resources. A prime example is the use of biomass to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 507–517 Read article
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Performance Evaluation of Green Walnut Husk Waste Extract for Inhibiting Aluminium 8088 Corrosion in Acidic Solution
Abstract: The cumulative call for environmental and supportable corrosion inhibitors has obsessed curiosity in exploiting plant-based agronomic surplus resources. Presented research work discovers the corrosion inhibition probable of green walnut husk extract(GWH)—a normal and plentiful agro-waste—on Aluminium 8088 alloy in an acidic medium. Aluminium 8088, however identified for its corrosion resistance, is vulnerable to squalor in highly acidic settings, affectation trials in several industrial claims. GWH extract act as an ecologically …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 17, Issue 1, 2026 · pp. 45–59 Read article
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Adsorption of Pb2+ from Simulated Solution using Raw Kola nut Pod Adsorbent
Abstract: This study investigated the removal of the Pb (II) ion from an aqueous solution using kola nut pod as a natural adsorbent. The batch adsorption experiment was carried out, and the parametric effect on removal of heavy metals was also investigated. kinetic data such as pseudo-first, second, and intraparticle diffusion models during the adsorption process were also evaluated. The optimum dose of adsorbent for Pb (II) removal was 2.5 g …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 25, Issue 1, 2023 · pp. 38–49 Read article
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Evaluation of Petroleum Hydrocarbon Characteristics on Temperature Effect in Packed Bed on the Concept of Adsorbent Comparison
Abstract: Petroleum hydrocarbon treatment in a contaminated water medium was examine using different adsorbents made of plantain stem fibre, banana stem fibre and palm oil fibre obtained in Obite community in Ogba/Egbema/Ndoni Local Government Area of Rivers State of Nigeria. The three different materials were processed and prepared as an adsorbent for the purpose of treatment of contaminated water medium with petroleum hydrocarbon. The comparison of the adsorbents was monitored with …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 10, Issue 3, 2023 · pp. 25–37 Read article
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An Overview of Examination of Some Basic Raw Materials for Adsorbent on Approach of Pollutant Mitigation and Treatment
Abstract: This research showcases the basic parameters that are required to produce bio-adsorbent suitable for adsorption process and their important role on treatment of contaminated water environment. The overview of the physicochemical parameters of the raw materials used for the production of the adsorbents, the particle size and the mix ratio were identified as a contributing factor to the rate of contaminants mitigation in the system. The effect of water pollution …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 01–16 Read article
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Elucidation of Physical Structural Stability of Nickel Nanoparticles Additive-Based Magnetorheological Grease
Abstract: This study investigates the influence of nickel nanoparticles on the physical properties and structural stability of magnetorheological grease (NMRG) as a smart composite. The incorporation of nickel nanoparticles aims to mitigate issues commonly observed in conventional magnetorheological grease (MRG), including particle aggregation within the fibrous matrix, limited material performance, and deformation instability. NMRG samples containing 1–5 wt% nickel nanoparticles were prepared using a mechanical stirring method. The tests focused on …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 191–215 Read article
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Thermodynamic Analysis of an Adsorption Refrigeration System
Abstract: In this paper, thermodynamics analysis of an adsorption refrigeration pair (activated carbon and methanol) at adsorption equilibrium conditions has been proposed. Similar analyses have been done by different scientists for different combinations of adsorbent-adsorbate pairs. Adsorption refrigeration processes normally occurs in physical adsorption condition and activated carbon molecules being non-polar in nature, micropores approach of adsorption (Polanyi’s micropores theory and D-A equation) has been followed here. Analysis of the adsorption …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 1, Issue 1, 2014 · pp. 30–37 Read article
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Steel Structural and Functional Characteristics Focusing on Corrosion Mechanisms
Abstract: This research article examines steel structural and functional characteristics, focusing on corrosion mechanisms and inhibitor protection strategies. Steel corrosion affects numerous industries, causing significant economic losses and safety risks. Fundamental electrochemical processes behind various corrosion forms including uniform, pitting, crevice, galvanic, intergranular, and stress-induced corrosion are explained. The chapter highlights the steel industry's importance while investigating how corrosion impacts performance and longevity. Protection methods discussed include material selection, environmental modification, …
Published in International Journal of Minerals · Vol. 2, Issue 2, 2025 · pp. 25–34 Read article
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Removal of Chloride from Ground Water Using Natural Adsorbent: Water Hyacinth
Abstract: Groundwater contaminants in rural areas often include chlorides and hardness. Nowadays, due to water scarcity, there is a need to utilize groundwater for construction purposes. According to IS 456:2000, the chloride content in water used for mixing and curing concrete must not exceed 2000 mg/l for plain concrete and 500 mg/l for reinforced concrete work. An excess amount of chloride in water causes the deterioration of structures. Concrete durability and …
Published in International Journal of Pollution: Prevention & Control · Vol. 2, Issue 1, 2024 · pp. 49–55 Read article
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A Review on Advancements and Challenges of Catalytic and Non-Catalytic Waste Water Treatment Processes
Abstract: AbstractClean drinking water is a basic amenity to be ensured for all. As water resources are becoming increasingly scarce due to the rising imbalance between freshwater availability and consumption and many of the water resources are polluted by anthropogenic sources such as industrial, agricultural waste and household, therefore, treatment of wastewater remains a critical need before leaving it to natural water streams. Traditional wastewater treatment processes include filtration, adsorption, activated …
Published in Journal of Water Pollution & Purification Research · Vol. 6, Issue 1, 2019 · pp. 24–36 Read article
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Particle Size Effect on the Physicochemical Parameters of Water Media in Treatment of Contaminants of AGO and PMS
Abstract: Some of the physicochemical properties of contaminated water media with AGO and PMS was monitored upon the particle size effect and mix ratio. The physiochemical parameters monitored are potassium ammonia, iron and manganese concentration upon the performance of the formulated adsorbent immersed in the salt water and fresh water medium. The investigation demonstrates the occurrence of leaching in the process, which shows that some of the parameters adsorbed by the …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 27–36 Read article
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Implications from Mesomaterials: Recent Trend
Abstract: Mesomaterials are materials of larger surface area, specific pore volume, more active chemical sites and high chemical stability. Mesoporous materials are used for molecular filtration and separation by adsorption of chemicals. Mesomaterials remove pollutant, toxic, and carcinogenic compounds from medium by interfacial adsorption-physisorption-chemisorption process. Molecular filtration on other hand is studied from categories produced by nano-maso-composed forms like silanol. Adsorption heat pump is operated by waste heat of solar energy. …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 3, 2020 · pp. 17–22 Read article
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Aluminum and its Alloys to Recover from Corrosive Weather
Abstract: Corrosion is defined as deterioration of material, usually metal, because of reaction with its environment and which requires presence of an anode, a cathode, an electrolyte and an electrical circuit. Aluminum and its alloys are reactive to weather of exposure, e.g. ambient, acid and alkalis. Solid to pigments are prevented from corrosion by using inhibitors. Organic inhibitors are ever praised due to non-toxic performances. Basic processes are surface adsorption to …
Published in Emerging Trends in Chemical Engineering · Vol. 6, Issue 2, 2019 · pp. 7–19 Read article
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Mathematical Study and Steady-State Modeling of Simple Vapour Adsorption Refrigeration System
Abstract: Abstract This paper discusses the mathematical formulation for various heats involved during different processes of a simple vapour adsorption refrigeration cycle having activated carbon and methanol as the active working pairs. This formulation is further used and a detailed analysis of the cycle’s performance is studied based on a steady-state model prepared on the FORTRAN77 platform compiler. The analysis includes effects of the input parameters of the cycle such as …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 3, Issue 3, 2016 · pp. 1–13 Read article
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Removal of Thiophene from Model Fuel Using Titanium Catalyst
Abstract: Organosulfur compounds like thiophene (Th) and its alkyl derivatives are the major unwanted species present in crude oil fractions as they lead to the formation of sulfur oxides after combustion of the fuel and these oxides of sulfur cause severe environmental damage. Oxidative desulfurization (ODS) process is considered as one of the best alternative deep desulfurization technologies compared to hydrodesulfurization. In the ODS process, the sulfur compounds are oxidized to …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 31–36 Read article
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Comprehensive Analysis of Advanced Methods, Materials and Technologies for Portable Water Purifier in Domestic and Industrial Applications
Abstract: Safe drinking water is still a major problem in developing countries, especially in areas with water scarcity, pollution or poor infrastructure. Portable water purifiers have come to the fore as solutions that are realistic to narrow this gap providing flexibility and accessibility in household and industrial environments as well. In this study, promising techniques, materials and technologies used in portable water treatment equipment design have been reviewed. We review important …
Published in Trends in Mechanical Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 8–19 Read article