Browsing Chemical Engineering by Title
Now showing items 649-668 of 1137
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Mechanistic insights into the remediation of bromide ions from desalinated water using roasted date pits
( Elsevier B.V. , 2017 , Article)Bromide ions (Br−) are associated with toxic by-products that might be produced during the disinfection of drinking water. The removal of Br− from water using roasted date pits (RODPs) and activated carbon was investigated. ... -
Mechanistic modeling of wellbore cleanout in horizontal and inclined wells
( Society of Petroleum Engineers , 2021 , Conference Paper)The accumulation of rock cuttings, proppant, and other solid debris in the wellbore due to inadequatecleanout remarkably impedes field operations. This article presents a new hole cleaning model, whichcalculates the Critical ... -
Membrane Distillation Crystallization Hybrid Process for Zero Liquid Discharge in QAFCO Plant
( Qatar University Press , 2021 , Poster)Qatar fertilizer company (QAFCO) is one of the world’s largest single site producer of ammonia and urea with production capacity of 12,900 metric tons per day. Currently, QAFCO faces major challenges in terms of water ... -
Membrane surface modification and functionalization
( MDPI , 2021 , Article)[No abstract available] -
Membranes for CO2 Separation
( wiley , 2016 , Book chapter)Membranes are becoming popular for CO2 separation as an environmentally friendly, efficient technology. A comprehensive review of recent studies conducted on CO2 separation from different sources is essential for tracking ... -
Mesoporous and high-surface-Area activated carbon from defatted olive cake by-products of olive mills for the adsorption kinetics and isotherm of methylene blue and acid blue 29
( Elsevier Ltd , 2020 , Article)The K2CO3 activation of defatted olive cake in N2 atmosphere was attempted for activated carbon (DOC-AC) preparation to test its ability for the adsorption of methylene blue (MB) and acid blue 29 (AB 29). The optimum conditions ... -
Mesoporous biohybrid epichlorohydrin crosslinked chitosan/carbon clay adsorbent for effective cationic and anionic dyes adsorption
( Elsevier B.V. , 2020 , Article)Epichlorohydrin crosslinked chitosan/carbon–clay (CSCC) biohybrid adsorbent was prepared for the adsorption of cationic methylene blue (MB) and anionic azo acid blue 29 (AB 29). The 40:60 wt% of chitosan (CS) and carbon–clay ... -
Metal oxide/metal sulfate water splitting cycle for hydrogen generation
( AIChE , 2017 , Conference Paper)This study reports the thermodynamic analysis of the cobalt oxide - cobalt sulfate (CoO - CoS) based water splitting cycle. CoO-CoS cycle consists of two steps: first step - exothermic oxidation of CoO via water splitting ... -
Metal-organic frameworks as a platform for CO2 capture and chemical processes: Adsorption, membrane separation, catalytic-conversion, and electrochemical reduction of CO2
( MDPI , 2020 , Article Review)The continuous rise in the atmospheric concentration of carbon dioxide gas (CO2) is of significant global concern. Several methodologies and technologies are proposed and applied by the industries to mitigate the emissions ... -
Metal-Organic Material Polymer Coatings for Enhanced Gas Sorption Performance and Hydrolytic Stability under Humid Conditions
( American Chemical Society , 2020 , Article)Physisorbent metal-organic materials (MOMs) have shown benchmark performance for highly selective CO2 capture from bulk and trace gas mixtures. However, gas stream moisture can be detrimental to both adsorbent performance ... -
Metal-oxide nanotubes functional material tailored for membrane water/wastewater treatment
( Institute of Physics Publishing , 2019 , Conference Paper)Titanium Dioxide Nano-Tubes (TNTs) synthesized by hydrothermal method were used to prepare new polysulfone thin film nanocomposite (TFN) membranes. The TFN membranes contained different TNTs proportions (0.1, 0.3 and 0.5 ... -
Methane as a Substrate for Energy Generation Using Microbial Fuel Cells
( Springer , 2019 , Article Review)Methane (CH 4 ) is a well-known and abundant feedstock for natural gas, and is readily available from various sources. In thermal plants, the CH 4 generated from anthropogenic sources is converted into electrical energy ... -
Microbial Desalination Cell: A Sustainable Approach For Brackish Water Desalination And Wastewater Treatment With Bioelectricity Generation
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)The shortage of the fresh water has become a more and more serious issue because of the rapid increase in human population and resource consumption. Although water is an abundant natural resource available in the earth, ... -
Microbial Desalination Cell: An Integrated Approach for Wastewater Treatment and Desalination Systems for Sustainable Water Desalination and Wastewater Treatment
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The availability of drinking water from the current available sources is decreasing due to the high demand and population increase. Seawater is a potential source for drinking water but the current desalination technology ... -
Microbial desalination cells as a versatile technology: Functions, optimization and prospective
( Elsevier , 2015 , Other)Saline water such as seawater or brackish water is a potential source for drinking water or for non-potable applications, but the existing desalination techniques are energy intensive. Therefore, there is an urgent need ... -
Microbial electrosynthesis feasibility evaluation at high bicarbonate concentrations with enriched homoacetogenic biocathode
( Elsevier Ltd , 2020 , Article)An enrichment methodology was developed for a homoacetogenic biocathode that is able to function at high concentrations of bicarbonates for the microbial electrosynthesis (MES) of acetate from carbon dioxide. The study was ... -
Microstructure and properties of Ni-Co-TiO2 composite coatings fabricated by electroplating
( World Scientific Publishing Co. Pte Ltd , 2015 , Conference Paper)Ni-Co coatings are widely used due to their unique mechanical properties, high anticorrosion properties, good thermal stability and special magnetic properties. Ni-Co-xTiO2 (x = 0-20 g/L in the electrolyte) composite ... -
Microstructure and properties of sol-enhanced Ni-Co-TiO2 nano-composite coatings on mild steel
( Elsevier Ltd , 2015 , Article)Abstract Ni-Co-TiO2 nano-composite coatings were electroplated on mild steel by adding transparent TiO2 sol (0-50 mL/L) into the Ni-Co plating solution. The microstructure, mechanical property and corrosion resistance of ... -
Microwave Enhanced Synthesis of Sulfonated Chitosan-Montmorillonite for Effective Removal of Methylene Blue
( Springer , 2021 , Article)In this work, sulfonated chitosan montmorillonite composite (S-CS-MT) beads were synthesized using a microwave irradiation method designed to have a better saving-time procedure. The potency of S-CS-MT as an adsorbent was ... -
Microwave-Assisted Synthesis of Polyethyleneimine Grafted Chitosan Beads for the Adsorption of Acid Red 27
( Springer , 2020 , Article)In this study, chitosan-polyethyleneimine beads were synthesized via graft copolymerization under microwave irradiation for the adsorption of Acid Red 27 (AR27). The integration of polyethyleneimine affords grafting of ...