Chemical Engineering: Recent submissions
Now showing items 741-760 of 1174
-
Fenton oxidation for soil remediation: A critical review of observations in historically contaminated soils
( Elsevier B.V. , 2022 , Article Review)Fenton-based treatments have received tremendous attention in recent decades as viable strategies for soil decontamination. Historically contaminated soils are characterized by particular contamination types, pollution ... -
Porous carbon-based material from fish scales for the adsorption of tetracycline antibiotics
( Springer Science and Business Media Deutschland GmbH , 2022 , Article)Turning fish wastes into value-added products is an economic and eco-friendly step for elimination of such waste. In the present work, porous carbon–based material form fish scale (FSC) was prepared by calcium chloride ... -
Electrofuels as emerging new green alternative fuel: A review of recent literature
( Elsevier Ltd , 2022 , Article Review)The transportation sector is a major contributor in global emissions of greenhouse gases (GHG). Vital measures should be taken in order to reduce the GHG, among these measures is using electrofuels. Electrofuels are produced ... -
Reactive Absorption of CO2 Using Ethylaminoethanol Promoted Aqueous Potassium Carbonate Solvent
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Atmospheric concentration of CO2, which is considered as one of the major greenhouse gases (GHGs), has increased up to 398 ppmv as of 2015. CO2 concentration in atmosphere was 280 ppmv in pre-industrial era, and due to the ... -
Advanced Polymeric Materials with Exceptional Carbon Dioxide Capture Capacities
( Hamad bin Khalifa University Press (HBKU Press) , 2011 , Conference Paper)Carbon dioxide (CO2) emissions resulting from combustion of fossil based fuels increasing the atmospheric CO2 concentration (currently at 393 ppm) is indubitably an alarming environmental issue such as an irreversible ... -
Applications of Matlab optimization capabilities in the design of N-continuous stirred tank bioreactors connected in series
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)The optimal design (variable volume) of continuous stirred tank reactors (CSTR's), in series, performing biological conversion of organic materials, was derived. The optimal design was based on the minimum overall reactor ... -
Electrochemical Analyses of Sodium based Mixed Pyrophosphate Cathodes for Rechargeable Sodium Ion Batteries
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Lithium ion batteries (LIB) are widely applied to energy storage systems, like electric vehicles, ships. While limited reserves of lithium and cost of lithium enforced to explore new materials. Hence, Low cost and abundance ... -
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 ... -
Solar Thermochemical CO2 Utilization via Ceria Based Redox Cycle
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)According to the recent studies, it is expected that the global energy requirement will increase from 14 TW to 30 TW by the year 2050. Currently, fossil fuels are the major energy source utilized for the fulfillment of the ... -
The carbon conundrum: GCC perspectives
( Hamad bin Khalifa University Press (HBKU Press) , 2012 , Article)The solution to the carbon conundrum does not seem to be within reach in the short or medium term, despite significant advances and knowledge gains in demonstration scale CCS facilities. This stems from the fact that ... -
Protecting environment and assuring efficient energy transfer using ionic liquids
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Gas hydrates are ice-like crystalline compounds that are formed when small gas molecules get trapped within the water molecules under high pressure and low-temperature conditions in oil and gas transmission lines. The ... -
Simulation and Optimization of an LNG Plant Cold Section
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Simulation and Optimization of an LNG Plant Cold Section Mary Anna Katebah, Mohamed Mamoon Hussein, Easa I. Almusleh* Chemical engineering department, Qatar University Global energy demands are expected to rise by almost ... -
Thermodynamic efficiency analysis of ZnO/Zn based solar thermochemical CH4 reforming and H2O splitting cycle
( Elsevier , 2020 , Article)The ZnO/Zn based CH4 reforming (MR) and H2O splitting (WS) process was thermody- namically scrutinized in this investigation. Two process arrangements i.e., ZnO/Zn based open (ZS) process and ZnO/Zn based semi-open (ZSH) ... -
The effect of N-heterocyclic carbene units on the absorption spectra of Fe(ii) complexes: A challenge for theory
The absorption spectra of five Fe(II) homoleptic and heteroleptic complexes containing strong sigma-donating N-heterocyclic carbene (NHC) and polypyridyl ligands have been theoretically characterized using a tuned ... -
Electrocatalytic conversion of CO2 over in-situ grown Cu microstructures on Cu and Zn foils
( Elsevier , 2021 , Article)Electrochemical conversion of carbon dioxide to value added multi-carbon products is of great importance and a promising approach to mitigate greenhouse gases. In this work, we report the fabrication of electrodes by ... -
Evaluation of the efficiency of ionic liquids in the demulsification of oil-in-water emulsions
( Elsevier , 2021 , Article)The production of oil in water emulsions (O/W-EMUL) is prevalent in the petroleum sector due to the presence of several stabilizers; however, O/W-EMUL is an unwanted phenomenon. Given that, this study evaluates the efficiency ... -
Investigational Study for the efficiency of Fe3O4@SiO2 nanoparticles in the Oil Recovery Process using glass micromodel
( Qatar University Press , 2021 , Poster)Nanofluids have shown their potential in the oil recovery process through surface modification. Due to their surface characteristics, they can apply to improve the oil production from reservoirs by enabling different ... -
Self-Healing Performance of Smart Polymeric Coatings Modified with Tung Oil and Linalyl Acetate
( Qatar University Press , 2021 , Poster)This work focuses on the synthesis and characterization of polymeric smart self-healing coatings. A comparison of structural, thermal, and self-healing properties of two different polymeric coatings comprising distinct ... -
Self-healing behavior of epoxy-based double-layer nanocomposite coatings modified with Zirconia nanoparticles
( Qatar University Press , 2021 , Poster)This work reports the self-healing behavior of epoxy reinforced ZrO2 double-layer nanocomposite coatings to alleviate the deleterious effects of corrosion in the oil and gas industry. The corrosion inhibitor (imidazole) ... -
Synthesis & Performance Evaluation of Hybrid Cathode Materials for Energy Storage
( Qatar University Press , 2021 , Poster)Research into the development of novel cathode materials for energy storage applications is progressing at a rapid rate to meet the ever-growing demands of modern society. Amongst various options, batteries are playing a ...
