Volume 5, Issue 1
مرور بر اساس
ارسال های اخیر
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Nano composite PEBAX® membranes: Effect of zeolite X filler on CO2 permeation
(Islamic Azad University-Tonekabon Branch, 2014-03-01)A PEBAX-nano zeolite X mixed matrix membrane was fabricated and operationally characterized using single gas (CO2) permeation. X-ray diffraction (XRD) analysis was used to study the arrangement of polymer chains ...
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Synthesis of nanocrystalline zeolite NaY by hydrothermal method and investigation of its structure and morphology
(Islamic Azad University-Tonekabon Branch, 2014-03-01)Zeolite FAU type-Y is one of the most studied framework of all zeolites, and has been used as catalysts for number of reactions in the refinery and petrochemical industry. In this research, nanocrystalline zeolite Y was ...
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Electronic band structure of a Carbon nanotube superlattice
(Islamic Azad University-Tonekabon Branch, 2014-03-01)By employing the theoretical method based on tight-binding, we study electronic band structure of single-wall carbon nanotube (CNT) superlattices, which the system is the made of the junction between the zigzag and armchair ...
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Synthesis of nano-porous molecular sieve from some natural materials
(Islamic Azad University-Tonekabon Branch, 2014-03-01)Zeolites due to their structures can be used as molecular sieves for purification of materials and solutions. Zeolites with PHI and SOD structure are so common and applicable for this purpose. Hydroxy sodalite and phillipsite ...
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Degradation of aqueous solution of 4-Chloro-2-Nitrophenol in nano-TiO2/H2O2 system
(Islamic Azad University-Tonekabon Branch, 2014-03-01)The present work is focused on the degradation of 4-chloro-2-nitrophenol in aqueous solution containing nano titanium dioxide, hydrogen peroxide and the combination of nano-TiO2/H2O2. The ...
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Study of quantum size effects and optical characteristics in colloidal Cd1-xSnxTe quantum dotes
(Islamic Azad University-Tonekabon Branch, 2014-03-01)In this work, we report, optical properties of Cd1-xSnxTe quantum dots (x= 0.05, 0.10 and 0.15) synthesized in water using thioglycolic acid (TGA) as a modifier agent. The optical characterization of ...
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Synthesis and characterization of Graphene Oxide in suspension and powder forms by chemical exfoliation method
(Islamic Azad University-Tonekabon Branch, 2014-03-01)In this study, an efficient and facile technique for preparing graphene oxide in suspension and powder forms was presented based on a modification on Hummers' method followed by an additional ultrasonic process. The method ...
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Comparison in reduction of solids, turbidity and EC between nanofiltration membrane bioreactor and activated sludge
(Islamic Azad University-Tonekabon Branch, 2014-03-01)Hospital wastewater has special importance since having pathogens, radioactive materials, pharmaceutical wastes and heavy metals. Removing them into environment without any treatment may cause serious problems for the ...
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Alumina nanostructured coating for corrosion protection of 316L stainless steel
(Islamic Azad University-Tonekabon Branch, 2014-03-01)Nanostructured alumina thin films were coated on stainless steel by Sol-Gel dip coating method. In order to prevent crack formation, Al2O3 films were kept in a solvent bath immediately after coating ...
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Synthesis of Phthalocyanine derivatives by synergistic effect of catalysts over nanodimensional zeolites under solvent-free conditions
(Islamic Azad University-Tonekabon Branch, 2014-03-01)Copper (II) phthalocyanine and 2,9,16,23 tetrakis nitro copper (II) phthalocyaninehas been synthesized respectively from phthalonitrile and 4-nitro phthalonitrile under solvent-free condition using two different ...
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Chemical precipitation and characterization of multicomponent Perovskite Oxide nanoparticles – possible cathode materials for low temperature solid Oxide fuel cell
(Islamic Azad University-Tonekabon Branch, 2014-03-01)A set of multicomponent perovskite oxide nanoparticles based on La1-xSrxCo1-yFeyO3-δ(LSCF) were prepared by a simple chemical precipitation method for application in ...



