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Now showing items 7091-7110 of 48376
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Development of Biosurfactants from Indigenous Hydrocarbon-Degrading Bacteria for Enhancing Remediation of Weathered Oily-Soils and Oil Recovery in Qatar
(2021 , Master Thesis)Bacterial strains were isolated from highly weathered oil-contaminated sites, identified, and differentiated based on their gene expression with the use of matrix assisted laser desorption ionization-time of flight mass ... -
Development of blend PEG-PES/NMP-DMF mixed matrix membrane for CO2/N2 separation
( Springer , 2023 , Article)The carbon dioxide (CO2) separation technology has become a focus recently, and a developed example is the membrane technology. It is an alternative form of enhanced gas separation performance above the Robeson upper bound ... -
Development of Climate Data Inputs Towards the Implementation of Mechanistic-Empirical Pavement Design in the UAE
( Qatar University Press , 2023 , Conference Paper)The current state of practice in the UAE is to use AASHTO 1993 for pavement designs, yet this method is empirical and has several limitations. The local traffic characteristics, climate conditions, and materials properties ... -
Development of Co/Co9S8 metallic nanowire anchored on N-doped CNTs through the pyrolysis of melamine for overall water splitting
( Elsevier Ltd , 2021 , Article)Herein, we report the successful synthesis of Co9S8 metal-sulfide nanowire trapped in multi walled carbon nanotube (MWCNT), which was subsequently found to be an effective catalyst for water splitting. Melamine pyrolysis ... -
Development of cost-effective composite repair system for oil/gas pipelines
( Elsevier Ltd , 2018 , Article)Fiber-reinforced composite repairs are becoming widely used as an alternative to the installation of welded, full-encirclement sleeves for repair of oil and gas transmission/transportation pipelines. The primary advantage ... -
Development of CuAg/Cu2O nanoparticles on carbon nitride surface for methanol oxidation and selective conversion of carbon dioxide into formate
( Academic Press Inc. , 2020 , Article)Herein we report a catalyst consisting of CuAg/Cu2O nanoparticles (NPs), synthesized on the two-dimensional carbon nitride (CN) surface via galvanic exchange route for electrocatalytic methanol oxidation and carbon dioxide ... -
Development of deep learning framework to predict physicochemical properties for Ionic liquids
( Elsevier , 2023 , Book chapter)In this paper, a deep learning-based group contribution approach has been developed to identify the optimum structure for ionic liquids (ILs) and to maximize the CO2 absorption capacity. The suggested methodology demonstrates ... -
Development of Digitalization Road Map for Healthcare Facility Management
( IEEE , 2022 , Article)Effective Healthcare Facility Management (HFM) remain a crucial concern for high quality built healthcare sectors, both in the public and private areas. The anticipated resource efficiencies, complex systems, and maintenance ... -
Development of discriminant functions to estimate sex in upper limb bones for mixed ancestry South Africans
( Elsevier , 2019 , Article)The Chartered Society of Forensic Sciences South Africa has one of the highest murder rates in the world, which is associated with an increasing number of unidentified individuals. Forensic anthropologists can assist in ... -
Development of diverse assessment methods for pbl implementation at a course level in engineering education in qatar
( Aalborg University , 2021 , Conference Paper)While the current literature collectively agrees that Problem and/or Project-Based Learning (PBL) is a useful instructional methodology, the majority of the literature has been based on the assumption that all PBL stems ... -
Development of eco-friendly chitosan-g-polyacrylamide preformed particle gel for conformance control in high-temperature and high-salinity reservoirs
( Elsevier , 2023 , Article)Oil and gas extraction has become challenging nowadays due to the accompanying amount of excess produced water that results in poor recoverability of hydrocarbon, besides other environmental and economic isues. A recent ... -
Development of efficient formulation for the removal of iron sulphide scale in sour production wells
( Wiley-Liss Inc. , 2018 , Article)Iron sulphide scale, which exists in different forms, is common in sour oil and gas production wells. Iron sulphide hard scales are difficult to remove with acids, requiring mechanical intervention or the replacement of ... -
Development of Emissions Reduction Tube for Diesel Engines
(2020 , Master Thesis)Automobile industry have grown a lot since the last century and caused a serious issue of emission releases to the atmosphere regardless of how useful it is to human beings. Compression ignition diesel engines in particular ... -
Development of energy efficient battery electric car for Shell Eco-Marathon competition - Qatar University experience
( IEEE Computer Society , 2014 , Conference Paper)The paper reports on the participation of Electrical Engineering students of Qatar University students in Shell Eco Marathon (SEM) competition, which aims at designing and racing energy efficient vehicles. This participation ... -
Development of executive functioning in school-age Tunisian children
( Routledge , 2016 , Article)Research regarding executive functioning (EF) in children rarely focuses on populations in African or Middle-Eastern Arabic-speaking countries. The current study used a cross-sectional design to examine the developmental ... -
DEVELOPMENT OF FIBROUS DRILLING FLUIDS FOR HORIZONTAL WELL CLEANOUT: PARAMETIC INVESTIGATION
(2024 , Master Thesis)Drilling fluids enhance drilling efficiency by facilitating cutting transportation, maintaining suspension, regulating pressure, and stabilizing rock formations. Fiber usage in drilling operations improves hole-cleaning ... -
Development of flexible PVDF/ BaTiO3-MoS2 polymer nanocomposites for energy harvesting and gas sensing applications
( Springer Nature , 2024 , Article)The need for flexible and wearable devices is quite great in the modern era of advanced electronics and the Internet of Things (IoT). Here, we present a poly(vinylidene fluoride) (PVDF)/Barium Titanate–Molybdenum Disulfide ... -
Development of Functionalized Date Pits Adsorbent for the Removal of Boron, Lithium, and Molybdenum from Groundwater in the State of Qatar
(2021 , Dissertation)Groundwater (GW) quality deterioration is one of the main water security issues in Qatar. Although the GW in the State of Qatar is not used as drinking water for the public, it is widely used for agricultural, domestic, ... -
Development of Green Inhibitors to Prevent Hydrates Formation, Protect Environment and Reduce Energy Cost in Oil and Gas Industry
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Gas hydrates are identified as ice-liked solid, crystalline compounds having polyhedral water cavities, where gas molecules get trapped during operation under high pressure and low temperature condition. These hydrates ... -
Development of greener d-metal inorganic crosslinkers for polymeric gels used in water control in oil and gas applications
( MDPI AG , 2020 , Article)Crosslinkable polymers, such as polyacrylamide (PAM), are widely applied for water control in oil and gas reservoirs. Organic and inorganic crosslinkers are used to formulate a gel with PAM. Although chromium has a high ...