GPC Research: Recent submissions
Now showing items 421-440 of 499
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Thermochemical Upgrading of Calcium Bentonite for Drilling Fluid Applications
( American Society of Mechanical Engineers (ASME) , 2019 , Article)The rheological properties of bentonite suspensions depend on the chemical composition and the contained dominant element, such as calcium (Ca), potassium (K), and sodium (Na). Na-bentonite type is the one used in drilling ... -
Intergraded wastewater treatment and carbon bio-fixation from flue gases using Spirulina platensis and mixed algal culture
( Institution of Chemical Engineers , 2019 , Article)In this work, Spirulina platensis (SP.PL) and mixed algal culture (M.X) were used as an economical treatment technology to solve dual environmental issues related to carbon dioxide (CO2) capturing and wastewater treatment. ... -
Distinguishing characteristics and usability of graphene oxide based on different sources of graphite feedstock
( Academic Press Inc. , 2019 , Article)Graphene oxide (GO) has gained popularity in scientific research and industry due to its superior properties, which can be controlled by the synthesis method and graphite feedstock. Despite the availability of different ... -
Screening of surfactants and polymers for high temperature high salinity carbonate reservoirs
( Society of Petroleum Engineers , 2018 , Conference Paper)Carbonate reservoirs typically exhibit significant heterogeneity, high temperature and high salinit ies. Surfactant and polymer selection for such reservoirs is a challenging process where extensive laboratory investigations ... -
Effect of temperature and fluid speed on the corrosion behavior of carbon steel pipeline in Qatari oilfield produced water
( Elsevier B.V. , 2018 , Article)Metals integrity, such as carbon steel used in pipeline network can be seriously damaged by produced water causing serious corrosion problems. This can result in significant threats to safe operation of the oilfield ... -
IBX/KI promoted synthesis of 2, 5-disubstituted 1, 3, 4-oxadiazoles
( Bentham Science Publishers B.V. , 2018 , Article)Background: Oxadiazoles are privileged scaffolds in different areas of medicinal, pesticidal, polymer and material science. They act as anticancer, benzodiazepine receptor agonists, antimicrobial, analgesic, diuretic and ... -
Synthesis and characterization of Cu/ZnO catalyst on carbon nanotubes and Al2O3 supports
( Trans Tech Publications Ltd , 2018 , Conference Paper)CO2 conversion into valuable chemicals is an attractive option to deal with the increasing CO2 concentration in the atmosphere. In this study, Cu/ZnO catalyst was synthesized on multi-walled carbon nanotubes (MWCNTs) and ... -
An empirical determination of the whole-life cost of FO-based open-loop wastewater reclamation technologies
( Elsevier Ltd , 2019 , Article)Over the past 5–10 years it has become apparent that the significant energy benefit provided by forward osmosis (FO) for desalination arises only when direct recovery of the permeate product from the solution used to ... -
Bimetallic palladium-supported halloysite nanotubes for low temperature CO oxidation: Experimental and DFT insights
( Elsevier B.V. , 2019 , Article)The design and fabrication of novel metal-supported catalysts for energy conversion and heterogeneous catalysis is a pivotal theme. Herein, we present the synthesis of bimetallic palladium nanoalloys supported on halloysite ... -
Experimental and theoretical studies on the mechanical and structural changes imposed by the variation of clay loading on poly(vinyl alcohol)/cloisite 93A nanocomposites
( John Wiley and Sons Ltd , 2019 , Article)Polymer nanocomposites (PNC) structures are promising materials due to their novel properties. However, many of their characteristic physical, mechanical, and chemical behavior have not been quantified. Depending on the ... -
Effect of rock mineralogy on Hot-CO2 injection for enhanced gas recovery
( Elsevier B.V. , 2019 , Article)Conventional gas reservoirs are one of the viable options for CO2 enhanced gas recovery and sequestration. Injection of hot CO2 into depleted reservoirs is expected to improve gas recovery. Static adsorption and core ... -
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 ... -
Enhanced CO2 capture through reaction with steel-making dust in high salinity water
( Elsevier Ltd , 2019 , Article)Mineral carbonation (MC) is evolving as a possible technology for sequestering CO2 from medium-sized emission point sources. Industrial wastes have been recently used as an effective source for MC that have higher reactivity ... -
Organically modified nanoclay filled thin-film nanocomposite membranes for reverse osmosis application
( MDPI AG , 2019 , Article)This study validates, for the first time, the effectiveness of two nanoclays, that is, cloisite (CS)-15A and montmorillonite (MNT) at the polyamide (PA) active layer in the reverse osmosis (RO) membrane. Cloisite-15A is ... -
Pyrite Scale Removal Using Green Formulations for Oil and Gas Applications: Reaction Kinetics
( American Chemical Society , 2019 , Article)Pyrite is one of the toughest iron sulfide scales to remove, which causes major problems in oil and gas production by damaging production equipment. The use of inorganic acid in iron sulfide scale removal particularly ... -
Influence of modified clay on the structure and performance of polysulfocomposite membrane
( Desalination Publications , 2018 , Article)Highly porous modified clay material with large surface area known as ?Filtralite? was used as a filler for the preparation of polysulfone (PSf) composite membranes. Filtralite concentration in the membrane composition was ... -
Effect of CO2 adsorption on enhanced natural gas recovery and sequestration in carbonate reservoirs
( Elsevier B.V. , 2018 , Article)In this study, CO2 injection for the purpose of Enhanced Gas Recovery (EGR) and sequestration after primary recovery is investigated on Pink Desert limestone from Edwards Plateau formation in central-west Texas. In this ... -
Stimulation of high temperature carbonate gas reservoirs using seawater and chelating agents: Reaction kinetics
( Elsevier B.V. , 2018 , Article)The use of hydrochloric acid (HCl) in gas well stimulation of high temperature reservoirs is currently facing different challenges. These challenges include rapid corrosion of the well tubulars, face dissolution, very high ... -
Synthesis, characterization and performance of Pd-based core-shell methane oxidation nano-catalysts
( Elsevier B.V. , 2018 , Article)In this paper, a comparative investigation of the catalytic performances of Pd@TiO2 and Pd@CeO2, core-shells nanocatalysts supported over functionalized alumina, for application to methane oxidation is presented. The results ... -
Molecular Modeling Study toward Development of H2S-Free Removal of Iron Sulfide Scale from Oil and Gas Wells
( American Chemical Society , 2018 , Article)A common problem that faces the oil and gas industry is the formation of iron sulfide scale in various stages of production. Recently an effective chemical formulation was proposed to remove all types of iron sulfide scales ...
