Browsing GPC Research by Title
Now showing items 21-40 of 432
-
A sustainable approach to synthesize phosphonated chitosan using ball milling and its application for oilfield scale management
( Royal Society of Chemistry , 2022 , Article)For many years, the oil and gas industry has strived to develop environmentally friendly organophosphorus-based scale inhibitors. The natural polymer chitosan has recently gained significant importance for various upstream ... -
A theoretical study of gas adsorption on calcite for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on calcite (104) has been studied by means of Density Functional Theory for molecular characterization of Enhanced Gas Recovery (EGR) CO2 injection. Results show ... -
A theoretical study of gas adsorption on α-quartz (0 0 1) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on the “dense” (0 0 1) surface of α-quartz has been investigated by means of Density Functional Theory (DFT) for the molecular characterization of Enhanced Gas ... -
Ab initio molecular dynamics investigation of CH4/CO2 adsorption on calcite: Improving the enhanced gas recovery process
( American Chemical Society , 2020 , Article)Ab initio molecular dynamics simulations of CH4 and CO2 on the calcite (104) surface have been carried out for the molecular level analysis of CO2-enhanced gas recovery process (EGR). This process takes advantage of the ... -
Ab Initio molecular dynamics of the dissolution of oilfield pyrite scale using borax
( Elsevier B.V. , 2020 , Article)Iron sulfide scales, particularly pyrite, form in oil and gas underground tubing and surface equipment thus blocking the flow of fluids and halting production. Therefore, the development of physicochemical processes for ... -
Ab initio molecular dynamics study of the interlayer and micropore structure of aqueous montmorillonite clays
( Elsevier Ltd , 2015 , Article)Ab initio molecular dynamics simulations have been performed to gain an understanding of the interfacial microscopic structure and reactivity of fully hydrated clay edges. The models studied include both micropore and ... -
Ab-Initio Molecular Dynamics investigation of gas adsorption on α-quartz (001) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2021 , Article)In this work, the interaction of methane and carbon dioxide on α-quartz with surface 001, with a siloxane termination (dense) surface was investigated by means of Ab-Initio Molecular Dynamics. Different temperatures were ... -
Absorption of CO2 in aqueous blend of methyldiethanolamine and arginine
( John Wiley and Sons Ltd , 2020 , Article)The objective of this research is to study for the first time the effect of adding l-arginine (Arg) amino acid on the solubility of carbon dioxide in aqueous solution of N-methyldiethanolamine (MDEA). The study was carried ... -
Active and stable methane oxidation nano-catalyst with highly-ionized palladium species prepared by solution combustion synthesis
( MDPI AG , 2018 , Article)We report on the synthesis and testing of active and stable nano-catalysts for methane oxidation. The nano-catalyst was palladium/ceria supported on alumina prepared via a one-step solution-combustion synthesis (SCS) method. ... -
Adsorption as a process for produced water treatment: A review
( MDPI AG , 2020 , Article Review)Produced water (PW) is a by-product of oil and gas operations, and its production is foreseen to increase in the upcoming years. Such an increase is justified by various entities through their projection of the expected ... -
Adsorption kinetics and modeling of H2S by treated waste oil fly ash
( Taylor and Francis Inc. , 2019 , Article)Waste oil fly ash (OFA) collected from disposal of power generation plants was treated by physicochemical activation technique to improve the surface properties of OFA. This synthesized material was further used for potential ... -
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 an anionic surfactant at air-liquid and different solid-liquid interfaces from solutions containing high counter-ion concentration
( Springer Verlag , 2015 , Article)The self-assembly (adsorption) of the anionic surfactant, sodium dodecylbenzenesulphonate (SDBS), at air-liquid and different (octadecanethiol, β-mercaptoethanol, α-lipoic acid) solid-liquid interfaces from aqueous solutions ... -
Adsorption of Congo Red Dye Using Activated Carbon-Fe3O4 Composite
( Qatar University Press , 2023 , Conference Paper)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 ... -
Adsorption of organic pollutants by nanomaterial-based adsorbents: An overview
( Elsevier B.V. , 2020 , Article Review)Nanomaterial-based adsorbents have garnered increasing attention in water and wastewaters treatment applications due to their attractive properties and strong adsorption capabilities for various organic compounds. The ... -
Adsorption of organic pollutants by natural and modified clays: A comprehensive review
( Elsevier B.V. , 2019 , Article Review)Adsorption process has been widely used for treatment of wastewaters due to its simplicity and lower costs as compared to other traditional technologies. Among the alternative sorbent materials, the use of abundantly ... -
Adsorption of organic water pollutants by clays and clay minerals composites: A comprehensive review
( Elsevier Ltd , 2022 , Article Review)Clays and clay minerals are inexpensive, non-toxic, and naturally occurring minerals that have been utilized in water remediation as adsorbents. However, clays and clay minerals and those modified with heat, surfactants, ... -
Advanced Block Copolymer Membranes for Oily Industrial Wastewater Treatment
( Qatar University Press , 2023 , Conference Paper)Tremendous amounts of oily wastewater are produced daily from industrial processes, including petrochemical, textile, leather, and steel processing. This wastewater is a huge challenge to the environment and industry uses ... -
Advanced wastewater treatment using microalgae: Effect of temperature on removal of nutrients and organic carbon
( Institute of Physics Publishing , 2017 , Conference Paper)This study evaluated the use of mixed indigenous microalgae (MIMA) as a treatment process for wastewaters and CO2 capturing technology at different temperatures. The study follows the growth rate of MIMA, CO2 Capturing ... -
Advancement and new perspectives of using formulated reactive amine blends for post-combustion carbon dioxide (CO2) capture technologies
( KeAi Communications Co. , 2017 , Article Review)Chemical absorption using amine-based solvents have proven to be the most studied, as well as the most reliable and efficient technology for capturing carbon dioxide (CO2) from exhaust gas streams and synthesis gas in all ...
