Search Results - "Shahab Torkian"

Effect of multi-wall carbon nanotubes/strontium ferrite nanoparticles on the microstructure, phase, magnetic and electromagnetic behavior of carbon aerogel composites by Forushani, Mehdi Mazaheri, Gordani, Gholamreza, Ghasemi, Ali, Loghman Estarki, Mohammad Reza, Torkian, Shahab, Jamali, Hossein, Tavoosi, Majid, Kiani, Esmail

“…This research examined the electromagnetic behavior of a carbon aerogel composite containing multi-wall carbon nanotubes and strontium ferrite nanoparticles…”
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Simple Method for the Preparation of Fe3O4/MWCNT Nanohybrid as Radar Absorbing Material (RAM) by Mahshad Alaei, Shahab Torkian, Mohammad Hossein Shams, Ali Morad Rashidi

“…We have successfully prepared Fe3O4/MWCNT nanohybrid with a very simple and economical method. Multi-Walled Carbon NanoTubes (MWCNT) encapsulated with Fe3O4…”
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Synthesis and characterization of nanocrystalline PZT powders: From sol to dense ceramics by Ali Mirzaei, Maryam Bonyani, Shahab Torkian

“…In this study ferroelectric lead zirconate titanate PZT (0.523/0.477) nanocrystalline powders have been successfully synthesized by an alkoxide based sol-gel…”
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Effect of Nb doping on sintering and dielectric properties of PZT ceramics by Ali Mirzaei, Maryam Bonyani, Shahab Torkian

“…The extensive use of piezoelectric ceramics such as lead zirconate titanate (PZT) in different applications became possible with the development of donor or…”
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Energy product enhancement in sufficiently exchange-coupled nanocomposite ferrites by Torkian, Shahab, Ghasemi, Ali

“…•Sol-gel auto-combustion method was exploited to prepare homogeneous nanocomposite.•Structural and microscopic analysis confirmed formation of two distinct…”
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A comparative study on the electrical and gas sensing properties of thick films prepared with synthesized nano-sized and commercial micro-sized Fe2O3 powders by Ali Mirzaei, Maryam Bonyani, Shahab Torkian, Mahdi Feizpour, Anna Bonavita, Salvatore Gianluca Leonardi, Giovani Neri

“…In this work, Fe2O3 nanoparticles (NPs) were successfully synthesized by Pechini sol-gel method. Scanning electron microscopy, transmission electron microscopy…”
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Magnetic properties of hard-soft SrFe10Al2O19/Co0.8Ni0.2Fe2O4 ferrite synthesized by one-pot sol–gel auto-combustion by Torkian, Shahab, Ghasemi, Ali, Razavi, Reza Shoja

“…SrFe10Al2O19/Co0.8Ni0.2Fe2O4 hard/soft nanocomposite ferrites with different content of soft phase have been prepared by simple one-pot sol–gel auto-combustion…”
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Cation distribution and magnetic analysis of wideband microwave absorptive CoxNi1−xFe2O4 ferrites by Torkian, Shahab, Ghasemi, Ali, Shoja Razavi, Reza

“…CoxNi1−xFe2O4 ferrites (x=0, 0.2, 0.4, 0.4, 0.6, 0.8 and 1) were prepared by a sol-gel auto-combustion method. The samples were structurally characterized by…”
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The microstructure and magnetic behavior of spark plasma sintered iron/nickel zinc ferrite nanocomposite synthesized by the complex sol-gel method by Ghasemi, Ali, Loghman-Estarki, Mohammad Reza, Torkian, Shahab, Tavoosi, Majid

“…In this study, a 2.7 wt% (Fe)/97.3 wt% (Zn0.3Ni0.7Fe2O4) nanocomposite (45–100 nm) was synthesized uisng the non-alkoxide complex sol-gel method by controlling…”
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The effects of strontium ferrite micro-and nanoparticles on the microstructure, phase, magnetic properties, and electromagnetic waves absorption of graphene oxide-SrFe12O19-SiC aerogel nanocomposite by Gordani, Gholam Reza, Loghman Estarki, Mohammad Reza, Kiani, Esmail, Torkian, Shahab

“…•Hydrothermal-freeze drying method was used for the formation of Go-SrFe12O19 -SiC aerogel.•Effect of SrFe12O19 micro-and nanoparticles on the magnetic and…”
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Lightweight cellulose/MWCNT/SrFe12O19 aerogel composites: microstructure, density, mechanical properties, and electromagnetic behavior by Mazaheri Forushani, Mehdi, Gordani, Gholam Reza, Ghasemi, Ali, Loghman Estarki, Mohammad Reza, Torkian, Shahab, Jamali, Hossein, Tavoosi, Majid, Kiani, Esmail

“…The rapid progress of electronic and communication systems within the gigahertz range has led to problems including interference and contamination of…”
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Magnetic properties of hard-soft SrFe sub(10)Al sub(2)O sub(19)/Co sub(0.8)Ni sub(0.2)Fe sub(2)O sub(4) ferrite synthesized by one-pot sol-gel auto-combustion by Torkian, Shahab, Ghasemi, Ali, Razavi, Reza Shoja

“…SrFe sub(10)Al sub(2)O sub(19)/Co sub(0.8)Ni sub(0 .2)Fe sub(2)O sub(4) hard/soft nanocomposite ferrites with different content of soft phase have been…”
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Structural and Magnetic Consequences of Mn0.6Zn0.4Fe2−xGdxO4 Ferrite by Torkian, Shahab, Ghasemi, Ali, Razavi, Reza Shoja

“…Gadolinium-substituted spinel ferrite nanopowders Mn 0.6 Zn 0.4 Fe 2− x Gd x O 4 ( x = 0, 0.1, 0.2, 0.3, 0.4) were prepared by sol-gel auto-combustion method…”
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Cation distribution and magnetic analysis of wideband microwave absorptive Co x Ni 1−x Fe 2 O 4 ferrites by Torkian, Shahab, Ghasemi, Ali, Shoja Razavi, Reza

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Effect of H2S gas flow rate on the stoichiometric ratio of S:Zn and transparency of ZnS nanostructure ceramic in IR region by Zahabi, Saeed, Hesabi, Mohammadreza, Estarki, M.R. Loghman, Hosseinzadeh, Saeed, Jamali, Hossein, Ashkian, Amin, Alirezaee, Shahram, Torkian, Shahab

“…In this research, zinc sulfide (ZnS) nanostructure powder was successfully synthesized via two-stage annealing (Ar + H2S). The annealing under argon medium was…”
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Structural and Magnetic Properties of High Coercive Al-Substituted Strontium Hexaferrite Nanoparticles by Torkian, Shahab, Ghasemi, Ali, ShojaRazavi, Reza, Tavoosi, Majid

“…The aim of this work is to investigate the correlation between replacement of Fe 3+ ions by Al 3+ and structural and magnetic properties of Sr-hexaferrites. To…”
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Structural and Magnetic Consequences of Mn0.6Zn0.4Fe2−x Gd x O4 Ferrite by Torkian, Shahab, Ghasemi, Ali, Razavi, Reza Shoja

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Design, modeling and optimization of a piezoelectric pressure sensor based on thin-film PZT diaphragm contain of nanocrystalline powders by Mohammadi, V., Sheikhi, M.H., Torkian, S., Barzegar, A., Masumi, E., Mohammadi, S.

“…In this paper fabrication of a 0-3 ceramic/ceramic composite lead zirconate titanate, Pb(Zr 0.52 Ti 0.48 )O 3 thin film has been presented and then a pressure…”
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