مرور Volume 49, Issue 2 بر اساس تاریخ انتشار
در حال نمایش موارد 1 - 8 از 8
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Study on the Effect of Laser Welding Parameters on the Microstructure and Mechanical Properties of Ultrafine Grained 304L Stainless Steel
(University of Tehran, 2016-12-01)In the present study, an ultrafine grained (UFG) 304L stainless steel with the average grain size of 300 nm was produced by a combination of cold rolling and annealing. Weldability of the UFG sample was studied by Nd: YAG ...
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A Simple Thermal Decomposition Method for Synthesis of Co0.6Zn0.4Fe2O4 Magnetic Nanoparticles
(University of Tehran, 2016-12-01)Magnetic nanoparticles attracted a great deal of attention in the medical applications due to their unique properties. The most exceptional property of magnetic particles is their response to a magnetic force, and this ...
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Characterization of Elastic Properties of Porous Graphene Using an Ab Initio Study
(University of Tehran, 2016-12-01)Importance of covalent bonded two-dimensional monolayer nanostructures and also hydrocarbons is undeniably responsible for creation of new fascinating materials like polyphenylene polymer, a hydrocarbon super honeycomb ...
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An Investigation on the Electrodeposition Mechanism of Ni-TiO2 Nanocomposite Coatings
(University of Tehran, 2016-12-01)In this research, a sol-modified composite electrodeposition technique that combines the sol-gel method with the conventional electrodeposition process was utilized to deposit Ni-TiO2 nanocomposite coatings. ...
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Preparation of Gd2O3 Ultrafine Nanoparticles by Pulse Electrodeposition Followed by Heat-treatment Method
(University of Tehran, 2016-12-01)Gd2O3 nanoparticles were prepared by a two–step process; cathodic electrodeposition followed by heat-treatment method. First, Gd(OH)3 nanoparticles was galvanostatically deposited from ...
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Structural Characterization and Ordering Transformation of Mechanically Alloyed Nanocrystalline Fe-28Al Powder
(University of Tehran, 2016-12-01)The synthesis of nanocrystalline Fe3Al powder by mechanical alloying as well as the structural ordering of the synthesized Fe3Al particles during the subsequent thermal analysis were investigated. ...
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Synthesis of Si/MgO/Mg2SiO4 Composite from Rice Husk-Originated Nano-Silica
(University of Tehran, 2016-12-01)Silica exists in Rice husk, an agriculture waste, as a naturally occurring phase. In first step, acidic pre-treatment and calcination of the rice husk were performed to obtain nano-silica, in which various sizes of the ...
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Effect of Alumina Addition to Zirconia Nano-composite on Low Temperature Degradation Process and Biaxial Strength
(University of Tehran, 2016-12-01)Ceramic dental materials have been considered as alternatives to metals for dental implants application. In this respect, zirconia tetragonal stabilized with %3 yttrium, is of great importance among the ceramic materials ...



