نتایج جستجو برای: sol gel combustion technique

تعداد نتایج: 730294  

Journal: :Nucleation and Atmospheric Aerosols 2021

The intent of begun work is to synthesis and study the structural, electric, magnetic frequency dependent dielectric properties Ni0.6Cd0.4Fe2O4 NPs fabricated via sol-gel auto-combustion technic. XRD data affirmed that synthesized do possess a single phase; spinel structure; cubic geometry ferrite in nature. lattice constant (a) was estimated be 8.363 Å crystallite size (t) determined from Deba...

Journal: :IOP Conference Series: Materials Science and Engineering 2020

2016

We report on the effect of dopant concentration and substrate temperature on the electrical, optical and structural propertie of In-doped ZnO thin films via sol-gel method using spin coating technique to tackle the problem of high instrumental costs for film deposition. In particular, the effect of In dopant concentration will study at wide range (from 1% up to 10%) by using spin coating techni...

Journal: :journal of nanostructures 2015
a. tadjarodi a. azad m. g. dekamin s. afshar r. hejazi

sulfated titania nanoparticles (so42-/tio2 nps) were synthesized using titanium tetraisopropoxide (ttip) by the sol-gel method. the structure and morphology of the prepared nanocatalyst was characterized using x-ray diffraction (xrd), scanning electron microscopy (sem) and brunauer–emmett–teller (bet) methods as well as fourier transform infrared (ft-ir) and energy dispersive x-ray (edx) spectr...

Journal: :chemistry of solid materials 2013
m. riazian

tio2 nanorods are synthesized by a thermal corrosion. in present work, synthesis of tio2 nanorods in anatase, rutile and ti8o15 phases, by using the sol-gel method and alkaline corrosion are reported. the morphologies and crystal structures of tio2 nanorods are characterized by use of field emission scanning electron microscopy, atomic force microscopy and x-ray diffractometer techniques. the o...

Journal: :iranian chemical communication 0
abbas mirzaie college of chemistry, shahrood university, p.o. box 36155-316, shahrood, iran ahmad afzalinia department of chemistry, payame noor university, p.o. box 7815753613, tehran, iran tahereh musabeygi department of chemistry, payame noor university, p.o. box 7815753613, tehran, iran

heteropoly acid promoted nanoparticle of nickel oxide samples were prepared by sol-gel method using heteropoly acids. prepared composite was characterized by xrd, ft-ir and icp technique. in this work, we have reported bromination of phenol, its derivatives and some aromatic compounds. the liquid phase bromination of phenol was performed using heteropoly acids immobilized nanoparticle of nickel...

داور, فاطمه, شجاع رضوی, رضا, شیرین‌پرور, شیما, قربانی, سعید, لقمان استرکی, محمدرضا,

In this research, the nanopowders of lanthanum and neodymium co-doped yttria were synthesized by sol-gel combustion method. Citric acid and glycine were used as the gel maker and fuel respectively. The effect of molar ratio of citric acid to glycine on the grain size and morphology was evaluated. The optimized products were characterized by X-ray diffraction (XRD), field-emission scanning ...

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