مرور Volume 2, Issue 1 بر اساس تاریخ انتشار
در حال نمایش موارد 1 - 6 از 6
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A comparative study between transition-metal-substituted Keggin-type tungstosilicates supported on anatase leaf as catalyst for synthesis of symmetrical disulfides
(University of Guilan, 2014-10-01)Transition-metal-substituted (TMS) polyoxometalates of the general formula [SiW9M3O39], (where M = first row transition metal), has been synthesized and supported on anatase by sol–gel method under oil-bath condition. ...
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Nano composite mixed-addenda vanadium substituted polyoxometalate-TiO2 as a green, reusable and efficient catalyst for rapid and efficient synthesis of symmetric disulfides under ultrasound irradiation
(University of Guilan, 2014-10-01)Mixed-addenda vanadium substituted polyoxometalate supported on anatase TiO2 crushed nano leaf was synthesized by an unusual reaction with titanium tetraisopropoxide at 100 ºC via sol–gel method under oil-bath condition. ...
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Role of gel aging in template-free synthesis of micro and nano-crystalline sodalites
(University of Guilan, 2014-10-01)A facile effective stirring aging at room temperature prior to conventional hydrothermal treatment was employed in the template-free synthesis of micro- and nano-crystalline sodalites with two different ...
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Preparation and growth of SnS thin film deposited by spray pyrolysis technique
(University of Guilan, 2014-10-01)In this paper thin films of tin sulfide (SnS) were deposited on the glass substrates using spray pyrolysis method with the substrate temperatures in the range of 400–600℃, keeping the other deposition parameters ...
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Nano-TiO2: A novel, efficient and recyclable catalyst for the synthesis of 1, 2, 4, 5-tetrasubstituted imidazoles in solvent-free conditions
(University of Guilan, 2014-10-01)A convenient and efficient one-pot four-component synthesis of 1, 2, 4, 5-tetrasubstituted imidazoles using nano TiO2 as a recyclable catalyst is reported. The results show that the methodology ...
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Synthesis and characterization of amine functionalized mesoporous magnetite nanoparticles having environmental applications
(University of Guilan, 2014-10-01)In this study, amino functional groups were chemically bonded to the surface of newly synthesized KIT-6 mesoporous magnetite nanoparticles (MMNPs) by post-toluene reflux synthesis method. This method ...
