Chemical Engineering: Recent submissions
Now showing items 1101-1120 of 1174
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Properties of electrodeposited Ni-B-Al2O3 composite coatings
( Elsevier Ltd , 2014 , Article)Ni-B coatings have gained a great deal of attraction due to their promising mechanical properties. Owing to tempting properties, Ni-B coatings have succeeded to find their applications in automotive, aerospace, petrochemical, ... -
Insights into alkyl lactate + water mixed fluids
( Elsevier B.V. , 2014 , Article)The properties and nanoscopic structure of alkyl lactate + water binary mixtures were studied at 298.15 K in the whole composition range. Thermophysical measurements and spectroscopic studies allowed analysing the ... -
Room-temperature development of thin film composite reverse osmosis membranes from cellulose acetate with antibacterial properties
( Elsevier B.V. , 2014 , Article)A cellulose acetate thin film composite (CA TFC) membrane was developed by direct casting of CA onto an ultrafiltration membrane support. The flux through the CA TFC membrane was, as expected, inversely proportional to the ... -
Effect of operational parameters on distillate flux in direct contact membrane distillation (DCMD): Comparison between experimental and model predicted performance
( Elsevier B.V. , 2014 , Article)Membrane distillation (MD) is a thermally driven process where hydrophobic membranes are used to separate saline hot feed solution and cold stream of water and allow water to evaporate due to temperature difference. This ... -
Online monitoring of the solvent and absorbed acid gas concentration in a CO2 capture process using monoethanolamine
( American Chemical Society , 2014 , Article)A method has been developed for online liquid analysis of the amine and absorbed CO2 concentrations in a postcombustion capture process using monoethanolamine (MEA) as a solvent. Online monitoring of the dynamic behavior ... -
Managing abnormal operation through process integration and cogeneration systems
( Springer Verlag , 2015 , Article)Flaring is a common industrial practice that leads to substantial greenhouse gas emissions, health problems, and economic losses. When the causes, magnitudes, and frequency of flaring are properly understood and incorporated ... -
Removal of pharmaceutical and personal care products (PPCPs) pollutants from water by novel TiO2-Coconut Shell Powder (TCNSP) composite
( Korean Society of Industrial Engineering Chemistry , 2014 , Article)Photocatlytic removal of three pharmaceutical and personal care products pollutants using novel TiO2–Coconut Shell Powder (TCNSP) composite was investigated. The photocatalytic degradation rate of PPCPs generally increased ... -
Theoretical study on amino acid-based ionic pairs and their interaction with carbon nanostructures
( American Chemical Society , 2014 , Article)Quantum chemistry methods were used to analyze the properties of ionic pairs formed by combination of the 1-ethyl-3-methylimidazolium cation with anions derived from alanine, glycine, serine, and phenylalanine amino acids, ... -
A predictive model for the assessment of the temperature polarization effect in direct contact membrane distillation desalination of high salinity feed
( Elsevier B.V. , 2014 , Article)Temperature polarization is one of the major sources responsible for flux drop in membrane distillation systems due to the reduction in the driving force across the membrane. The present study offers a predictive model ... -
Viscosity and density of ternary solution of calcium chloride + sodium chloride + water from T = (293.15 to 323.15) K
( American Chemical Society , 2014 , Article)Viscosities and densities of ternary systems of CaCl2–NaCl–water were measured in the range of T = (293.15 to 323.15) K at 5 K intervals and up to 4.5 mol·kg–1. Two equations based on the Exponential and Goldsack and ... -
Photocatalytic reduction of CO2 and protons using water as an electron donor over potassium tantalate nanoflakes
( Royal Society of Chemistry , 2014 , Article)CO2 photoreduction over KTaO3 photocatalysts in water has been investigated. Both reduction (mainly carbon monoxide and hydrogen) and oxidation products (oxygen) were simultaneously detected in the absence of cocatalysts, ... -
Hierarchical porous carbon by ultrasonic spray pyrolysis yields stable cycling in lithium-sulfur battery
( American Chemical Society , 2014 , Article)Utilizing the unparalleled theoretical capacity of sulfur reaching 1675 mAh/g, lithium-sulfur (Li-S) batteries have been counted as promising enablers of future lithium ion battery (LIB) applications requiring high energy ... -
Characteristics of olive mill solid residue and its application in remediation of Pb2+, Cu2+ and Ni2+ from aqueous solution: Mechanistic study
( Elsevier , 2014 , Article)This study investigated the use of untreated olive mill solid residues (OMSR) as a solid extractant for Pb2+, Cu2+ and Ni2+ ions from aqueous solution. It was shown that the solution initial pH value affected the metal ... -
Viscous origin of ionic liquids at the molecular level: A quantum chemical insight
( Elsevier , 2014 , Article)The viscosity of selected families of ionic liquids has been assessed at the molecular level as a function of the intermolecular interactions using Density Functional Theory together with Atoms-in-a-Molecule and Natural ... -
The size and performance of offshore produced water oil-removal technologies for reinjection
( Elsevier , 2014 , Article)Produced water (PW) is wastewater generated from oil exploration, and requires treating for oil and suspended solids removal. The viability of an effluent treatment unit process for this duty is dependent both on its ... -
Theoretical study on the solvation of C60 fullerene by ionic liquids
( American Chemical Society , 2014 , Article)The solvation of C60 fullerene by 24 different ionic liquids belonging to the imidazolium, piperazinium, and cholinium families was analyzed from a nanoscopic viewpoint using classic molecular dynamics simulations and ... -
Structure of alkylcarbonate + n-alkane mixed fluids
( American Chemical Society , 2014 , Article)The properties of dialkylcarbonate + n-alkane mixed fluids were studied both from macroscopic and from microscopic viewpoints using thermophysical measurements combined with classic molecular dynamics simulations and DFT ... -
Earth-abundant oxygen evolution catalysts coupled onto ZnO nanowire arrays for efficient photoelectrochemical water cleavage
( Wiley-VCH Verlag , 2014 , Article)ZnO has long been considered as a model UV-driven photoanode for photoelectrochemical water splitting, but its performance has been limited by fast charge-carrier recombination, extremely poor stability in aqueous solution, ... -
Field evaluation of membrane distillation technologies for desalination of highly saline brines
( Elsevier , 2014 , Article)Membrane distillation (MD) is a hybrid thermal-membrane desalination process that uses low-grade waste heat and hydrophobic membrane to produce high quality distillate. The MD process can treat highly saline brines that ... -
Systematic Study on the Viscosity of Ionic Liquids: Measurement and Prediction
( American Chemical Society , 2015 , Article)Dynamic viscosity for twenty-seven ionic liquids involving ions with molecular structures selected to infer the effects of molecular structure on fluids' viscosity is reported in this work as a function of temperature. The ...
