Chemical Engineering: المرسلات الحديثة
السجلات المعروضة 1141 -- 1160 من 1198
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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 ... -
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 ... -
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 ... -
Nanowetting of Graphene by Ionic Liquid Droplets
( American Chemical Society , 2015 , Article)The behavior of nanodroplets formed by amino acid based 1-ethyl-3-methylimidazolium glycine ionic liquid on graphene sheets was studied using classic molecular dynamics. Nanodroplets of different sizes were analyzed, and ... -
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 ... -
Boron removal from saline water by a microbial desalination cell integrated with donnan dialysis
( Elsevier , 2015 , Article)Boron has toxic effects on plant growth and thus its removal is necessary from desalinated saline water for irrigation application. Microbial desalination cells (MDCs) are a new approach for effective desalination but boron ... -
The impact of charges in force field parameterization for molecular dynamics simulations of deep eutectic solvents
( Elsevier , 2015 , Article)The nanoscopic characteristics and macroscopic physicochemical properties of choline chloride:levulinic acid (1:2 mole ratio) deep eutectic solvent are analyzed from molecular dynamics simulations. Considering the ionic ... -
Insights of CO2 adsorption performance of amine impregnated mesoporous silica (SBA-15) at wide range pressure and temperature conditions
( Elsevier Ltd , 2015 , Article)Beside IGCC, efficient storage and transportation of CO2 and other gases require pressurize conditions. CO2 and other gases adsorption on solid sorbents at high pressure and various temperatures are extremely important as ... -
Removal of disinfection by-product precursors by coagulation and an innovative suspended ion exchange process
( Elsevier Ltd , 2015 , Article)This investigation aimed to compare the disinfection by-product formation potentials (DBPFPs) of three UK surface waters (1 upland reservoir and 2 lowland rivers) with differing characteristics treated by (a) a full scale ... -
Photocatalytic removal of phenol from refinery wastewater: Catalytic activity of Cu-doped titanium dioxide
( Elsevier Ltd , 2015 , Article)A series of Cu-doped TiO2 catalysts were prepared by a sol-gel method and the effect of various synthesis parameters, including solvent type; solvent/catalyst amount; amount of water; catalyst type/amount; and acid type, ... -
A comprehensive impedance journey to continuous microbial fuel cells
( Elsevier , 2015 , Article)The aim of the present work was to characterize the impedance response of an air-cathode MFC operating in a continuous mode and to determine intrinsic properties that define its performance which are crucial to be controlled ... -
Second law analysis of compressible flow through a diffuser subjected to constant wall temperature
( Inderscience , 2010 , Article)This study presents the investigation of entropy generation in compressible turbulent flow of air through a diffuser. Constant temperature boundary condition is applied at the wall. Two-dimensional solution of velocity and ... -
Investigation of the use of TiO2 doped with metal ions in water disinfection
( IWA Publishing , 2010 , Article)This research was conducted to improve titanium dioxide by transition metal doping using cooper. Sol gel method was used to prepare metal doped TiO 2. Titanium isopropoxide and commercial TiO2 P25 were employed as catalyst ... -
Second law analysis of compressible flow through a diffuser subjected to constant heat flux at wall
( Elsevier Ltd , 2010 , Article)Entropy generation is equivalent to destruction of available work (exergy). The useful energy is destroyed due to the intrinsic irreversibility associated within thermodynamic systems. Exergy analysis can be used as an ... -
Review on the Use of Ionic Liquids (ILs) as Alternative Fluids for CO2 Capture and Natural Gas Sweetening
( American Chemical Society , 2010 , Article)The capture of CO2 from flue gases derived from fossil-fueled power plants and the absorption of CO2/H2S for natural gas sweetening purposes are two relevant industrial problems closely related to very important environmental, ... -
Thermal dimensional stability of isotropic polyoxymethylene
( John Wiley & Sons, Ltd. , 1991 , Article)A parametric mapping analysis of the effect of various structural and morphological parameters on the thermal dimensional stability of polyoxymethylene is highlighted. The molecular composites model is found to describe ... -
Structure-thermal expansivity relation for isotropic polyoxymethylene sheets
( John Wiley & Sons, Ltd. , 1994 , Article)A detailed parametric mapping analysis of the thermal expansion coefficient for isotropic polyoxymethylene is presented. The molecular composite model has been computerized to investigate the variation of the thermal ... -
Ultrasonic and thermal properties of γ-irradiated low-density polyethylene
( John Wiley & Sons, Inc. , 1993 , Article)The ultrasonic pulse-echo technique and differential thermal analysis were utilized to characterize and to monitor the effect of ?-irradiation on the sonic modulus and the heat effect of low-density polyethylene. The sonic ... -
Advances in Tailoring Resorcinol-Formaldehyde Organic and Carbon Gels
( WILEY-VCH Verlag , 2011 , Article)An overview on the preparation and properties of resorcinol-formaldehyde (RF) organic and carbon gels reveals the fascinating and remarkably flexible properties of RF carbon and organic gels and how these properties are ... -
Visible light-driven metal-oxide photocatalytic CO2 conversion
( John Wiley & Sons, Ltd. , 2015 , Article)In this work, nine photocatalysts were prepared by a conventional solid-state reaction method. The samples were characterized by X-ray diffraction, UV–Vis diffuse reflectance spectroscopy, surface area measurements based ...