Browsing GPC Research by Title
Now showing items 368-387 of 432
-
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 ... -
Self-assembly of a surfactin nanolayer at solid-liquid and air-liquid interfaces
( Springer Verlag , 2016 , Article)Surfactin, a sustainable and environmentally friendly surface active agent, is used as a model to study the adsorption of biosurfactants at hydrophobic and hydrophilic solid–liquid interfaces as well as the air–liquid ... -
Settling behavior of fine cuttings in fiber-containing polyanionic fluids for drilling and hole cleaning application
( Elsevier B.V. , 2021 , Article)For efficient drilling operations, cuttings transport within the oil and gas wellbore is fundamental. Inadequate hole cleaning results in many problems including reduced rate of penetration, increased torque, bit wearing, ... -
Simulation study of Schottky contact based single Si wire solar cell
( IEEE , 2014 , Conference Paper)We model single silicon nanowire (SiNW) solar cells with dissimilar work function metal contacts. Both short circuit current (ISC) and open circuit voltage (VOC) have been investigated. Effects of nanowire dimension, ... -
Simultaneous removal of Congo red and cadmium (II) from aqueous solutions using graphene oxide–silica composite as a multifunctional adsorbent
( Chinese Academy of Sciences , 2020 , Article)Graphene oxide is a very high capacity adsorbent due to its functional groups and π−π interactions with other compounds. Adsorption capacity of graphene oxide, however, can be further enhanced by having synergistic effects ... -
Simultaneous treatment of reject brine and capture of carbon dioxide: A comprehensive review
( Elsevier B.V. , 2020 , Article Review)The ongoing expansion of industries results in the increased emission of various pollutants into the environment, contributing to the rapid deterioration of air, water, and soil quality. Notable pollutants addressed in ... -
Size-And Wavelength-Dependent Two-Photon Absorption Cross-Section of CsPbBr3 Perovskite Quantum Dots
( American Chemical Society , 2017 , Article)All-inorganic colloidal perovskite quantum dots (QDs) based on cesium, lead, and halide have recently emerged as promising light emitting materials. CsPbBr3 QDs have also been demonstrated as stable two-photon-pumped lasing ... -
Solar photocatalytic degradation of 2-chlorophenol with ZnO nanoparticles: optimisation with D-optimal design and study of intermediate mechanisms
( Springer Verlag , 2017 , Article)In this study, the photocatalytic degradation of toxic pollutant (2-chlorophenol) in the presence of ZnO nanoparticles (ZnO NPs) was investigated under solar radiation. The three main factors, namely pH of solution, solar ... -
Special issue (GPS, 2016): The Fifth International Gas Processing Symposium (Qatar)
( Elsevier , 2018 , Conference Paper)Special Issue: The 5th International Gas Processing Symposium, Qatar -
State of the Art in Separation Processes for Alternative Working Fluids in Clean and Efficient Power Generation
( MDPI , 2022 , Article Review)Gas turbines must now comply with much stricter emission control regulations. In fact, to combat the greenhouse effect, regulatory authorities have drastically reduced allowable emission levels. For example, in less than ... -
The status of industrial and municipal effluent treatment with membrane bioreactor technology
( Elsevier , 2016 , Article)The status of MBR technology has been scrutinised with reference to (a) available commercial technologies and their characteristics, (b) key design and performance parameters of existing full-scale installations, and (c) ... -
Steel-Making dust as a potential adsorbent for the removal of lead (II) from an aqueous solution
( Elsevier B.V. , 2018 , Article)The presence of high concentrations of toxic heavy metals such as lead Pb(II) in water is a major hazard to human health and may have a detrimental effect on the aquatic life and the environment. Implementing an efficient ... -
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 ... -
Surface plasmon inhibited photo-luminescence activation in CdSe/ZnS core-shell quantum dots
( Institute of Physics Publishing , 2016 , Article)In a composite film of Cdx Sey Zn1-x S1-y gradient core-shell quantum dots (QDs) and gold nanorods (NRs), the optical properties of the QDs are drastically affected by the plasmonic nanoparticles. We provide a careful study ... -
Synergistic effect of Cu2+ in Fe2+/H2O2 reaction system to enhance oxytetracycline degradation in polluted water
( Institute for Ionics , 2023 , Article)The higher production of HO· concentration associated with the presence of a Cu2+ co-catalyst in a Fe2+/H2O2 system is reported. The synergistic effect of the co-catalyst was investigated to evaluate the possibility of ... -
Synthesis and characterisation of Co2+-incorporated ZnO nanoparticles prepared through a sol-gel method
( Elsevier B.V. , 2016 , Article)The properties of ZnO nanoparticles were modified by doping them with cobalt ions (Co2+) in various compositions through a sol-gel route. The Co2+-doped ZnO nanoparticles were characterised using X-ray diffraction (XRD), ... -
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 ... -
Synthesis and Characterization of Fe3O4 Nanoparticles Using Different Experimental Methods
( Institute of Physics Publishing , 2020 , Conference Paper)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 ... -
Synthesis and characterization of poly(vinyl alcohol): Cloisite 20A nanocomposites
( John Wiley and Sons Ltd , 2017 , Article)Polymeric nanocomposite materials are very important materials because of their promised applications. However, many of their fundamental physical, mechanical, and chemical behaviors have not been quantified. Depending on ... -
Synthesis and characterization of Sm3+-doped ZnO nanoparticles via a sol–gel method and their photocatalytic application
( Springer New York LLC , 2018 , Article)Abstract: Spherical ZnO nanoparticles doped by samarium ions were successfully synthesized via a simple sol–gel method. The structures, morphologies, optical properties and surface areas were investigated for all samples ...