Volume 25, Issue 6
مرور بر اساس
ارسال های اخیر
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Methane Adsorption on Carbonaceous Microporous Materials Prepared from Cellulose and Lignin: Equilibrium and Kinetic Studies
(Sharif University of Technology, 2018-12-01)The present investigation highlighted the methane adsorption on synthesized activated carbons (ACs) based upon hydrothermally treated cellulose and lignin followed by a chemical activation utilizing the ZnCl2 as an ...
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Modeling and multivariable active disturbance rejection control of hydraulic looper multivariable system
(Sharif University of Technology, 2018-12-01)Controlling the looper height and strip tension is important in hot strip mills, because these variables affect both the strip quality and strip threading. Many researchers have proposed and applied a variety of control ...
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Development of Genetically tuned Fuzzy dynamic model for nonlinear dynamical systems: Application on reaction section of Tennessee Eastman process
(Sharif University of Technology, 2018-12-01)This work presents a new GA-Fuzzy method to model dynamic behavior of a process, based on Recurrent Fuzzy modeling through Mamdani approach whose inference system is optimized by Genetic Algorithms. By using the Mamdani ...
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One-pot synthesis of benzopyranophenazines using graphene oxide dichlorotriazine (GO-DCT) under microwave irradiations
(Sharif University of Technology, 2018-12-01)An efficient synthesis of benzopyranophenazines has been presented by one-pot four-component reaction of hydroxynaphthoquinone, o-phenylenediamine, benzaldehydes and malononitrile with graphene oxide dichlorotriazine ...
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Bromodimethylsulfonium bromide: A novel reagent for the one pot synthesis of potent Nα-ureido peptides and study of molecular docking and antibacterial activities
(Sharif University of Technology, 2018-12-01)Nα-protected ureidopeptides were synthesized efficiently using Bromodimethylsulfonium bromide mediated Curtius rearrangement through the in-situ generation of carboxylated sulfonium intermediate. Conversion of carboxylic ...
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The effect of amine functionalized carbon nanotubes as promising support for platinum nanoparticles on oxygen reduction reaction
(Sharif University of Technology, 2018-12-01)In this study, multiwall carbon nanotubes (MWCNTs) were chemically oxidized (OMWCNTs) and functionalized with ethylenediamine (EDAMWCNTs) and diethylenetriamine (DETAMWCNTs) as amine precursors. The electrocatalysts were ...
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A multi-component reaction for the direct access to 4,4'-(phenylmethylene)bis(1H-pyrazol-5-ol)-3-carboxylates using nano-NiZr4(PO4)6 in water
(Sharif University of Technology, 2018-12-01)An efficient synthesis of 4,4'-(phenylmethylene)bis(1H-pyrazol-5-ol)-3-carboxylates is achieved by one pot pseudo five-component reaction of phenylhydrazine, acetylenedicarboxylates and aromatic aldehydes in the presence ...
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Determination and preconcentration of trace amounts of Cd(II), Cu(II), Ni(II), Zn(II), and Pb(II) ions by functionalized magnetic nanosorbent and optimization using a Box-Behnken design and detection of them by a flame atomic absorption spectrometer
(Sharif University of Technology, 2018-12-01)In this work Fe3O4@SiO2 core-shell nanoparticles functionalized with 2-mercaptobenzothiazole as a magnetic nanosorbent was utilized for the simultaneous extraction of trace amounts of cadmium(II), copper(II), nickel(II), ...
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A new and efficient method for the synthesis of pyrazolo[3,4-d] pyrimidines catalyzed by iodine
(Sharif University of Technology, 2018-12-01)Fully substituents new pyrazolo[3,4-d]pyrimidines were synthesized. The synthesis starts with cyanomethylphenylketone that reacts with phenyl hydrazine to give the corresponding aminopyrazole. The latter undergoes a ...
