Browsing by Author "MAHMUD, NAFIS"
Now showing items 1-14 of 14
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Adsorption of 4-Nitrophenol onto Iron Oxide Bentonite Nanocomposite: Process Optimization, Kinetics, Isotherms and Mechanism
( Springer Science and Business Media Deutschland GmbH , 2022 , Article)Despite its importance in chemical industry, 4-Nitrophenol (4-NP) is a persistent organic pollutant that has serious effects on the ecosystem. In the present study, Box–Behnken design in response surface methodology was ... -
Adsorption of Congo Red Dye Using Activated Carbon-Fe3O4 Composite
( Qatar University Press , 2023 , Conference)Activated Carbon-Fe3O4 composites were synthesized using co-precipitation method and used in batch experiments to adsorb Congo red dyes. The effect of adsorbent dosage, temperature and initial dye concentration was ... -
Bifunctional Cu-Based Catalyst for Electrochemical Conversion of Carbon Dioxide into CO and Formate
( Avestia Publishing , 2024 , Conference)Electrocatalytic conversion of CO2 into value-added products is increasingly becoming one of the most viable approaches for mitigating the negative impacts of anthropogenic CO2 emissions and alleviating the impact of these ... -
Chemical kinetics of carbon dioxide in the blends of different amino acid salts and methyldiethanolamine
( John Wiley and Sons Ltd , 2020 , Article)In the present study, the reaction kinetics of carbon dioxide (CO2) with two blends of N-methyldiethanolamine; potassium salts of taurine and potassium salts of glycine were investigated. The experiments were performed ... -
Effective Heterogeneous Fenton-Like degradation of Malachite Green Dye Using the Core-Shell Fe3O4@SiO2 Nano-Catalyst
( Wiley-Blackwell , 2021 , Article)In this study, the application of the core-shell Fe3O4@SiO2 nano-catalysts for fenton-like degradation of malachite green dye has been presented. The nano-catalysts were prepared using a combination of solvothermal and ... -
Enhanced electrochemical conversion of CO2 into formic acid using PbSO4/AtSn electrode: Catalyst synthesis and process optimization
( Elsevier , 2023 , Article)Electrochemical carbon dioxide (CO2) reduction is among the most promising and effective methods for producing valuable fuels while simultaneously addressing global warming. Numerous metal-based materials showed promising ... -
Enhanced Removal of Diesel Oil Using New Magnetic Bentonite-Based Adsorbents Combined with Different Carbon Sources
( Springer Science and Business Media Deutschland GmbH , 2022 , Article)In this work, new magnetic bentonite-based adsorbents combined with different carbon sources, namely, reduced graphene oxide and multiwall carbon nanotubes, were synthesized via co-precipitation method. The synthesized ... -
Evaluation of parameters controlling calcium recovery and CO2 uptake from desalination reject brine: An optimization approach
( Elsevier Ltd , 2022 , Article)A multistage process scheme for extracting valuable minerals from desalination reject brine while simultaneously sequestering CO2 has been proposed. As a part of the proposed scheme, simultaneous removal of calcium ions ... -
Improved properties and salt rejection of polysulfone membrane by incorporation of hydrophilic cobalt-doped ZnO nanoparticles
( Springer Nature , 2024 , Article)In this study, the nanoparticles (NPs) of ZnO and Co2+ ions doped ZnO (doped ZnO) were incorporated into a matrix of polysulfone (PSf) membranes to enhance their surface properties prepared using a simple wet phase inversion ... -
Magnesium recovery from desalination reject brine as pretreatment for membraneless electrolysis
( Elsevier B.V. , 2022 , Article)Alkali-earth metals pose a significant challenge to water treatment technologies and electrochemical processes due to their propensity to precipitate as metal hydroxides, which can deposit on membranes and/or electrodes ... -
MONETIZATION OF REJECT BRINE FOR THE RECOVERY OF CALCIUM AND MAGNESIUM IONS AND SEQUESTRATION OF CO2: REACTION KINETICS AND OPTIMIZATION
(2025 , Dissertation)The seawater desalination process is considered as one of the most sustainable means of water supply in arid and semi-arid regions. Despite its undeniable potential to meet global water demands, there are several environmental ... -
Reaction kinetics of carbon dioxide with aqueous solutions of l-Arginine, Glycine & Sarcosine using the stopped flow technique
( Elsevier , 2017 , Article)The use of amino acids as potential solvents for carbon dioxide (CO2) capture has been considered by a number of researchers. However, very little is known about the kinetics and mechanism of amino acids-CO2 reactions. In ... -
Study Of Reaction Kinetics Of Co2 With Aqueous Solutions Glycine , L-Arginine And Their Mdea Blends Using Stopped-Flow Technique
(2018 , Professional Masters Project)Global warming and its harmful implications is a major concern for the government and scientific community worldwide. CO2 being a greenhouse gas is considered to be a major contributor to the global warming. To reduce ... -
Synthesis and Characterization of Fe3O4 Nanoparticles Using Different Experimental Methods
( Institute of Physics Publishing , 2020 , Conference)This paper reports a comparative study on the synthesis of Fe3O4 nanoparticles using three different methods, namely; Co-precipitation, Sonochemical and Solvothermal methods. Ferric chloride hexahydrate (FeCl3.6H2O) and ...
