Browsing Chemical Engineering by Title
Now showing items 735-754 of 1173
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Natural and Low-Cost P. turgidum for Efficient Adsorption of Hg(II) Ions from Contaminated Solution: Isotherms and Kinetics Studies
( Springer , 2021 , Article)Mercury (II) ions (Hg(II)), a potent heavy metal water pollutant, was efficiently removed using a novel adsorbent prepared from Panicum turgidum roots by facile drying. The experimental conditions such as the solution pH, ... -
Natural Gas Sweetening Using an Energy-Efficient, State-of-the-Art, Solid-Vapor Separation Process
( MDPI , 2022 , Article)With the anticipated rise in global demand for natural gas (NG) and liquefied natural gas (LNG), sour gas reserves are attracting the attention of the gas industry as a potential resource. However, to monetize these reserves, ... -
Nematic opto-mechanical actuators for the fabrication of refreshable tactile systems
(2013 , Conference Paper)Nematic elastomers are promising materials for the fabrication of actuators due to their ability to reversibly contract and expand during phase transitions triggered by external stimuli. We present a refreshable tactile ... -
Neural network model-based predictive control of liquid–liquid extraction contactors
( Elsevier Ltd , 2004 , Article)The inherent complex nonlinear dynamic characteristics and time varying transients of the liquid–liquid extraction process draw the attention to the application of nonlinear control techniques. In this work, neural ... -
Neural-Networks-Based Feedback Linearization versus Model Predictive Control of Continuous Alcoholic Fermentation Process
( WILEY-VCH Verlag GmbH & Co. , 2005 , Article)In this work advanced nonlinear neural networks based control system design algorithms are adopted to control a mechanistic model for an ethanol fermentation process. The process model equations for such systems are highly ... -
New insights on estimating pore size distribution of latex particles: Statistical mechanics approach and modeling
( Elsevier B.V. , 2016 , Article)New statistical mechanics approach for pore size distribution applied in wide the relative pressure range is proposed. The new proposed model was applied to nitrogen adsorption-desorption isotherms at 77 K onto five ... -
New magnetic Schiff's base-chitosan-glyoxal/fly ash/Fe3O4 biocomposite for the removal of anionic azo dye: An optimized process
( Elsevier B.V. , 2020 , Article)In this study, a new magnetic Schiff's base-chitosan-glyoxal/fly ash/Fe3O4 biocomposite (Chi-Gly/FA/Fe3O4) was successfully synthesized by direct compositing of magnetic chitosan (Chi) with fly ash (FA) powder particles, ... -
Ni incorporation in MgFe2O4 for improved CO splitting activity during solar fuel production
( Springer , 2020 , Article)Efficacy of the sol–gel derived Ni-doped Mg-ferrites for an enhanced CO2 splitting activity is investigated. The results allied with the characterization indicate the formation of nominally phase pure Ni-doped Mg-ferrites ... -
Ni-based nano-catalysts for the dry reforming of methane
( Elsevier B.V. , 2019 , Article)Development of a highly efficient and coke-resistant, nickel based nano-catalyst in the carbon dioxide reformation of methane is reported. The alumina supported Ni-based catalyst with a metal loading of 5wt% was prepared ... -
Ni-based nanocomposite material as a highly efficient catalyst for electrochemical production of hydrogen
( Elsevier Ltd , 2021 , Article)The present study reports a simple, inexpensive, and direct method for the preparation of nanocomposite (NC) material (Ni/Co-NC) as advanced catalysts for hydrogen production (HP). The Ni/Co-NC was prepared using solvothermal ... -
Ni-P-TiO2 Composite coatings on copper produced by sol-enhanced electroplating
( Electrochemical Science Group , 2014 , Article)Ni-P-TiO2 composite coatings were prepared on copper substrate by TiO2 sol-enhanced electroplating. A systematic study of Ni-P-X coatings with different sol concentrations (TiO2 concentration X from 0 to 50 mL/L) has been ... -
Nickel/Cobalt nanoparticles for electrochemical production of hydrogen
( Elsevier Ltd , 2021 , Article)The electrolytic production of hydrogen (POH) from alkaline water electrolysis is at the forefront of technology for alternative energy sources of the future. The present work evaluates the improvement of electro-catalytic ... -
Nitrogen-fixing cyanobacteria as a potential resource for efficient biodiesel production
( Elsevier Ltd , 2020 , Article)The incessant utilization of non-renewable energy sources persistently pollutes the earth's atmosphere and thus requires the immediate substitution by renewable energy sources such as biofuel. In this study, several ... -
Nonenzymatic Electrochemical Sensor Based on CuO-MgO Composite for Dopamine Detection
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Dopamine plays an essential role in the proper functioning of the brain and the body. A change in the level of dopamine can lead to disorders related to the nervous system. Thus, detection of dopamine levels may aid in the ... -
Nonlinear direct inverse method: A shortcut method for simultaneous calibration and isotherm determination
(2013 , Article)This work addresses a way to combine isotherm determination and nonlinear calibration. In this method, like the classical inverse method, experimental elution profiles are compared with the results of a detailed model that ... -
A novel algorithm for molecular synthesis using enhanced property operators
( Elsevier Ltd , 2008 , Article)Traditionally process design and molecular design have been treated as two separate problems, with little or no feedback between the two approaches. Introduction of the property integration framework has allowed for ... -
Novel aluminum oxide-impregnated carbon nanotube membrane for the removal of cadmium from aqueous solution
( MDPI AG , 2017 , Article)An aluminum oxide-impregnated carbon nanotube (CNT-Al2O3) membrane was developed via a novel approach and used in the removal of toxic metal cadmium ions, Cd(II). The membrane did not require any binder to hold the carbon ... -
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, ... -
Novel electrodeposited Ni-B/Y 2 O 3 composite coatings with improved properties
( MDPI AG , 2017 , Article)Ni-B/Y 2 O 3 composite coatings were developed through an electrodeposition process to study the effect of addition of Y 2 O 3 particles on structure, surface, thermal, mechanical, and anticorrosion properties of Ni-B ... -
A novel hydrogen liquefaction process using dual mixed cryogenic refrigeration system: Energy, exergy, and economic analysis
( Elsevier , 2024 , Article)In conventional hydrogen liquefaction plants, the liquefaction process consumes high portion of about 30 % of the liquid hydrogen (LH2) energy content. In addition, existing LH2 technology uses pure or single mixed ...