Chemical Engineering: Recent submissions
Now showing items 841-860 of 1174
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Bioactive PCL matrices with a range of structural & rheological properties
( Elsevier , 2016 , Article)Safer pharmaceutical and medical device excipients are being sought as alternatives to polyvinyl polymers that are commonly plasticised by carcinogenic phthalates. This paper demonstrates a biodegradable and non-toxic ... -
Properties of Dialkylcarbonate + 1-Alkanol Mixtures at the Vacuum Interface
( American Chemical Society , 2016 , Article)The properties of solutions formed by dialkylcarbonate + 1-alkanol solutions are studied using classic molecular dynamics simulations. The effects of solution composition, temperature, and dialkylcarbonate type have been ... -
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 ... -
Designing ionic liquid solvents for carbon capture using property-based visual approach
( Springer Verlag , 2016 , Article)Recently, ionic liquids (ILs) have been introduced as potential carbon dioxide (CO2)-capturing solvents, as a substitute to conventional amine-based solvents. Conventional amine-based solvents that are used for CO2 capture ... -
In situ DRIFTS Studies on Cu, Ni and CuNi catalysts for Ethanol Decomposition Reaction
( Springer New York LLC , 2016 , Article)Catalyst nanopowders containing copper and nickel were synthesized using solution combustion synthesis method for hydrogen production from ethanol decomposition. Detailed in situ DRIFTS studies were conducted on three ... -
Gas Hydrate Prevention and Flow Assurance by Using Mixtures of Ionic Liquids and Synergent Compounds: Combined Kinetics and Thermodynamic Approach
( American Chemical Society , 2016 , Article)The thermodynamic and kinetic hydrates inhibition effects of addition of synergents poly(ethylene oxide) (PEO) and vinyl caprolactum (VCAP) with ionic liquids 1-methyl-1-propylpyrrolidinium chloride [PMPy][Cl] and ... -
Experimental and DFT Approach on the Determination of Natural Gas Hydrate Equilibrium with the Use of Excess N2 and Choline Chloride Ionic Liquid as an Inhibitor
( American Chemical Society , 2016 , Article)This work presents the characterization of hydrate-forming conditions of a Qatari natural gas-type mixture, QNG-S1, obtained using two different experimental methods, namely, a benchtop reactor and a gas hydrate autoclave. ... -
Solar thermochemical splitting of H2O and CO2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Synergistic effects and optimization of nitrogen and phosphorus concentrations on the growth and nutrient uptake of a freshwater Chlorella vulgaris
( Taylor and Francis Ltd. , 2017 , Article)The synergistic effects and optimization of nitrogen (N) and phosphorus (P) concentrations on the growth of Chlorella vulgaris (CCAP 211/11B, CS-42) and nutrient removal have been investigated under different concentrations ... -
Optimal Design of Multiplant Cogeneration Systems with Uncertain Flaring and Venting
( American Chemical Society , 2017 , Article)This paper presents an optimization approach for designing cogeneration systems using flares and vents under abnormal conditions from different industrial plants. The aim of the proposed approach is to enhance resource ... -
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. ... -
Teaching "design-forcorrosion" to engineering undergraduates: A case study of novel Ni-B coatings for high wear and corrosive applications
( IGI Global , 2017 , Book chapter)This chapter briefly describes the challenges and developments in the field of corrosion focusing on the subject of materials science. A brief introduction was provided on corrosion damage and the importance of its prevention. ... -
Single and multi-component adsorption of aromatic acids using an eco-friendly polyaniline-based biocomposite
( Elsevier B.V. , 2017 , Article)The polyaniline coated with an agricultural waste (Argan nut shell) was prepared via in-situ chemical polymerization and used as an adsorbent material for removal of trimellitic (Tri), hemimellitic (Hemi) and pyromellitic ... -
Novel controlled synthesis of nanoporous carbon nanorods from resorcinol-formaldehyde xerogels
( Elsevier B.V. , 2017 , Article)A novel approach is discovered to produce carbon nanorods (CNRs) from resorcinol-formaldehyde xerogels. The structure and morphology of CNRs are characterized by pore size analysis, nano-scanning electron microscopy, ... -
Multilayer-MCTDH approach to the energy transfer dynamics in the LH2 antenna complex
( Institute of Physics Publishing , 2017 , Article)The multilayer multiconfiguration time-dependent Hartree method is used to study the coupled exciton–vibrational dynamics in a high-dimensional nonameric model of the LH2 antenna complex of purple bacteria. The exciton–vibrational ... -
Review of membranes for helium separation and purification
( MDPI AG , 2017 , Article Review)Membrane gas separation has potential for the recovery and purification of helium, because the majority of membranes have selectivity for helium. This review reports on the current state of the research and patent literature ... -
Integrated Data (i-Data), Mining and Utilization Approach for Effective Flare Management Strategies
( American Chemical Society , 2017 , Article)Upset emissions occur during plant startup, shutdown, maintenance, malfunction, and flaring incidents. A wide range of these upsets cannot be managed by standalone control systems; plant personnel intervention is necessary ... -
Solar thermochemical ZnO/ZnSO4 water splitting cycle for hydrogen production
( Elsevier Ltd , 2017 , Article)In this paper, solar reactor efficiency analysis of the solar thermochemical two-step zinc oxide-zinc sulfate (ZnO-ZnSO4) water splitting cycle. In step-1, the ZnSO4 is thermally decomposed into ZnO, SO2, and O2 using solar ... -
A comparative thermodynamic analysis of samarium and erbium oxide based solar thermochemical water splitting cycles
( Elsevier Ltd , 2017 , Article)This paper reports a thermodynamic comparison between the samarium and erbium oxide based solar thermochemical water splitting cycles. These cycles are a two-step process in which the metal oxide is first thermally reduced ... -
Study of ethanol dehydrogenation reaction mechanism for hydrogen production on combustion synthesized cobalt catalyst
( Elsevier Ltd , 2017 , Article)Cobalt nanoparticles synthesized via solution combustion synthesis were used to study the decomposition mechanism of ethanol for hydrogen production. Thermodynamic studies were conducted on the synthesis of cobalt nanoparticles ...