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السجلات المعروضة 41 -- 60 من 85
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Evaluation of a novel gas-liquid contactor/reactor system for natural gas applications
( Elsevier B.V. , 2017 , Article)In this study, a novel system for contacting gases and liquids, which may be suitable for many applications involving gas-liquid contact or gas-liquid reactions, has been developed and characterized. The system consists ... -
Fabrication of high flux nanofiltration membrane via hydrogen bonding based co-deposition of polydopamine with poly(vinyl alcohol)
( Elsevier B.V. , 2018 , Article)The use of bio-inspired polydopamine (PDA) chemistry for membrane development has attracted increasing interest in recent years. This paper reports on the fabrication of new nanofiltration (NF) membrane with a robust and ... -
Facile one-step aqueous-phase synthesis of porous PtBi nanosponges for efficient electrochemical methanol oxidation with a high CO tolerance
( Elsevier B.V. , 2022 , Article)Deliberate control in the composition and morphology of Pt-based catalysts is an efficient route for enhancing the methanol oxidation reaction (MOR). Herein we developed a facile method for rational one-step aqueous-phase ... -
Gas solubility and rheological behavior study of betaine and alanine based natural deep eutectic solvents (NADES)
( Elsevier B.V. , 2018 , Article)Natural deep eutectic solvent (NADES) produced herein this work by mixing betaine and alanine with lactic acid and malic acid with 1:1 M mixing ratios. Thermophysical properties including water content, thermal stability, ... -
Gelation kinetics of PAM/PEI based drilling mud for lost circulation applications
( Elsevier B.V. , 2021 , Article)The problem of lost circulation is a direct consequence of the presence of fractures or high permeability. Lost circulation material (LCM) is used to treat the loss that occurs or proactively strengthen the wellbore of the ... -
GHG emission reduction via multiple fuel options in carbon-constrained industrial clusters
( Elsevier B.V. , 2023 , Book chapter)This paper primarily investigates the effect of incorporating multiple fuel options onto carbon constrained industrial clusters. The purpose of doing so was to maximize the profit through the optimal allocation of multiple ... -
Hole cleaning and drilling fluid sweeps in horizontal and deviated wells: Comprehensive review
( Elsevier B.V. , 2020 , Article Review)Horizontal wells provide high drainage area within the reservoirs. Advancements in horizontal drilling technologies are utilized to develop unconventional resources such as shale gas and coal bed methane. However, wellbore ... -
Hybrid coagulation-NF membrane process for brackish water treatment: Effect of antiscalant on water characteristics and membrane fouling
( Elsevier B.V. , 2016 , Article)Antiscalants have been used to inhibit the formation of scales and reduce the risk of membrane scaling. However, issues such as the increased of biofouling tendency and contradictory observations of organic fouling propensity ... -
Hybrid coagulation-NF membrane processes for brackish water treatment: Effect of pH and salt/calcium concentration
( Elsevier B.V. , 2016 , Article)In order to reduce membrane fouling propensity, membrane technologies in water treatment and desalination processes have been coupled with coagulation process. However, the fouling issues still persisted. It is believed ... -
Hydrothermally grown ZnO electrodes for improved organic photovoltaic devices
( Elsevier B.V. , 2018 , Article)Here we report a simple, solution based processing route for the formation of large surface area electrodes resulting in improved organic photovoltaic devices when compared with conventional planar electrodes. The ... -
Impact of combined oil-in-water emulsions and particulate suspensions on ceramic membrane fouling and permeability recovery
( Elsevier B.V. , 2019 , Article)The application of crossflow ceramic microfiltration (CFCMF) to the removal of emulsified oil from a simple analogue of raw produced water (PW) arising from oil exploration has been studied. Outcomes relate to surfactant ... -
Improving the efficiency of dye sensitized solar cells by TiO2-graphene nanocomposite photoanode
( Elsevier B.V. , 2015 , Article)Nanocomposite photoanodes were prepared by addition of graphene (GR) micro-platelets to TiO2 nanoparticulate paste. TiO2/graphene based DSSCs were fabricated using Z907 photosensitizer. Transmission electron microscope was ... -
Influence of choline chloride based natural deep eutectic solvent on the separation and rheological behavior of stable bentonite suspension
( Elsevier B.V. , 2021 , Article)Colloids in wastewater are considered a serious problem due to their stability and separation difficulty. Coagulation/ flocculation processes are the most common for the separation of colloids because of their high-performance ... -
Influence of natural gas composition on adsorption in calcite Nanopores: A DFT study
( Elsevier B.V. , 2021 , Article)Density functional theory is used to study the adsorption of natural gas components in calcite (10.4) cylindrical nanopores with 1–4 nm diameters. The change of adsorption energy with the diameter of the nanopores is studied ... -
Influence of polyelectrolyte structure and type on the degree of flocculation and rheological behavior of industrial MBR sludge
( Elsevier B.V. , 2020 , Article)The influence of polyelectrolyte's type and structure on the rheological characteristics of industrial highly stable membrane bioreactor (MBR) sludge have been investigated and were related to its degree of flocculation ... -
Influence of polyelectrolytes and other polymer complexes on the flocculation and rheological behaviors of clay minerals: A comprehensive review
( Elsevier B.V. , 2017 , Article Review)Separation of clay minerals from industrial wastewaters is of great academic and practical importance. Current treatment techniques are either not economically viable, not environmentally friendly, or both. Thus, researchers ... -
Intercalation of ionic liquids into bentonite: Swelling and rheological behaviors
( Elsevier B.V. , 2016 , Article)In this study, direct intercalation of three different green ionic liquids (ILs) having different salt and cation sizes into bentonite interlayer is investigated. The ILs covered in this study are: 1-hexyl-3-methylimidazolium ... -
Investigation of the effect of polyelectrolyte structure and type on the electrokinetics and flocculation behavior of bentonite dispersions
( Elsevier B.V. , 2017 , Article)The influence of surface charge type and density, and molecular weight of cationic, anionic and amphoteric polyacrylamide (PAM) on the electrokinetics, adsorption and flocculation behavior of highly stable bentonite ... -
Loss circulation in drilling and well construction: The significance of applications of crosslinked polymers in wellbore strengthening: A review
( Elsevier B.V. , 2020 , Article Review)Loss circulation is one of the major concerns in drilling and well construction. The uncontrolled flow of fluids into formation while drilling or primary cementing lead to substantial non-productive time (NPT). The methods ... -
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 ...