Browsing GPC Research by Title
Now showing items 156-175 of 494
-
Direct Experimental Evidence for Photoinduced Strong-Coupling Polarons in Organolead Halide Perovskite Nanoparticles
( American Chemical Society , 2016 , Article)Echoing the roaring success of their bulk counterparts, nano-objects built from organolead halide perovskites (OLHP) present bright prospects for surpassing the performances of their conventional organic and inorganic ... -
Dissolution kinetics of different inorganic oilfield scales in green formulations
( American Chemical Society , 2020 , Article)Scale mineral deposition is a critical problem that hinders the daily production of oil and gas fields. Chemical removal of these scales, based on the scale type, is common. In this paper, borax and diethylene tremaine ... -
Distinct photodynamics of κ-N and κ-C pseudoisomeric iron(ii) complexes
( Royal Society of Chemistry , 2021 , Article)Two closely related FeII complexes with 2,6-bis(1-ethyl-1H-1,2,3-triazol-4yl)pyridine and 2,6-bis(1,2,3-triazol-5-ylidene)pyridine ligands are presented to gain new insights into the photophysics of bis(tridentate) iron(II) ... -
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 ... -
Drastic difference between hole and electron injection through the gradient shell of Cd: XSeyZn1- xS1- y quantum dots
( Royal Society of Chemistry , 2017 , Article)Ultrafast fluorescence spectroscopy was used to investigate the hole injection in CdxSeyZn1−xS1−y gradient core–shell quantum dot (CSQD) sensitized p-type NiO photocathodes. A series of CSQDs with a wide range of shell ... -
DSC investigation of the gelation kinetics of emulsified PAM/PEI system: Influence of surfactants and retarders
( Springer Netherlands , 2015 , Article)Water production in the oilfields has a negative impact on the production and economy. It is highly desired to shut off water paths without affecting the hydrocarbon zones. Polymer gels are frequently used for water control ... -
Early gas kick detection in vertical wells via transient multiphase flow modelling: A review
( Elsevier B.V. , 2020 , Article Review)Gas influx from reservoir into the wellbore during drilling, tripping, or other operations, is a hazard. In the early stages, the influx may be nearly undetectable, but the kick can rapidly change from a seemingly steady ... -
Effect of charge type and density of polyacrylamide on the electrokinetics behavior of flocculated bentonite suspensions
( AIChE , 2016 , Conference Paper)The study of electrokinetics behavior of clay suspensions is of fundamental importance in many industrial applications. This paper addresses the electrokinetics behavior of polyacrylamide (PAM)- bentonite suspensions. The ... -
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 ... -
Effect of electrolytes on electrokinetics and flocculation behavior of bentonite-polyacrylamide dispersions
( Elsevier Ltd , 2018 , Article)© 2018 Elsevier B.V. In this study, the influence of electrolytes on bentonite dispersions flocculated with different polyacrylamides varying in charge type, density and molecular weights has been investigated. The presence ... -
Effect of Fluid Rheology on the Performance of Fibrous Fluid in Horizontal Well Cleanout
( Society of Petroleum Engineers (SPE) , 2022 , Conference Paper)The deposition of solids in the wellbore is a widely known problem encountered during drilling, completion, and intervention operations. Innovative cleanout fluids alleviate problems associated with inefficient hole cleaning. ... -
Effect of Fluid Viscosity and Fiber Length on the Performance of Fibrous Fluid in Horizontal Well Cleanout
( Society of Petroleum Engineers (SPE) , 2023 , Article)During drilling, completion, and intervention operations, solids can deposit in the wellbore. Innovative cleanout fluids reduce the problems associated with inadequate hole cleaning. Various methods have been developed to ... -
Effect of membrane performance including fouling on cost optimization in brackish water desalination process
( Institution of Chemical Engineers , 2017 , Article)Membrane selection is a crucial step that will affect the economic feasibility of the membrane water treatment process. A comprehensive evaluation consisting of Verberne Cost Model, assessment of membrane performance and ... -
Effect of outdoor temperature on the power-conversion efficiency of newly synthesized organic photosensitizer based dye-sensitized solar cells
( Elsevier B.V. , 2018 , Article)In this work, organic photosensitizer has been synthesized for dye-sensitized solar cells (DSSCs). The solar cells then fabricated have been characterized by photocurrent-voltage characteristics and electrochemical impedance ... -
Effect of pH on dissolution of iron sulfide scales using THPS
( Society of Petroleum Engineers (SPE) , 2019 , Conference Paper)Iron Sulfides scale has been a critical problem for oil and gas wells for several decades. One of the best candidates to remove these scales is tetrakis(hydroxymethyl)phosphonium sulfate (THPS). Most studies on the dissolution ... -
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 ... -
Effect of strain on gas adsorption in tight gas carbonates: A DFT study
( Elsevier B.V. , 2021 , Article)The geometrical properties of the reservoir rocks are usually affected by natural thermodynamics or environmental changes. These factors may modify the distribution and the amount of gas in place in the reservoir. To address ... -
Effect of surface morphology on methane interaction with calcite: a DFT study
( Royal Society of Chemistry , 2020 , Article)Natural gas, consisting primarily of methane, is found in carbonate reservoirs of which calcite is major component. However, the complexity and heterogeneity of carbonate reservoirs remain a major challenge in estimating ... -
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 ... -
Effect of the degree of template removal from mesoporous silicate materials on their adsorption of heavy oil from aqueous solution
( Springer VerlagHigher Education Press , 2014 , Article)The key aim of this study is to evaluate the adsorption of heavy oil from aqueous solutions with different oil contents over mesoporous silicate materials having different surfactant template contents. The mesoporous ...