نتایج جستجو برای: x ray diffraction zinc oxide electron microscopy

تعداد نتایج: 1233483  

2017
C H Shilpa Chakra V Rajendar K Venkateswara Rao Mirgender Kumar

The study describes the antibacterial and anticancer activities of a nanocomposite prepared by mixing zinc oxide and titanium dioxide nanoparticles. The particle mixtures were analyzed by X-ray diffraction, Field emission scanning electron microscopy, transmission electron microscopy, Fourier transform infrared spectroscopy, and dynamic light scattering techniques. Thus, analyzed samples were s...

Journal: :transport phenomena in nano and micro scales 2015
m. farahmandjou n. golabiyan

the aluminum oxide materials are widely used in ceramics, refractories and abrasives due to their hardness, chemical inertness, high melting point, non-volatility and resistance to oxidation and corrosion. the paper describes work done on synthesis of α-alumina by using the simple, non-expensive solution combustion method using glycine as fuel.aluminum oxide (al2o3) nanoparticles were synthesiz...

Journal: :iranian journal of catalysis 0
seyed reza azimi pirsaraei department of occupational health engineering, faculty of medical sciences, tarbiat modares university, p.o. box: 14115-111, tehran, iran. hasan asilian mahabadi department of occupational health engineering, faculty of medical sciences, tarbiat modares university, p.o. box: 14115-111, tehran, iran. ahmad jonidi jafari research center for environmental health technology, iran university of medical sciences, p.o box: 14665-354, tehran, iran.

the catalytic oxidation of toluene over copper oxide supported on natural diatomite was investigated. the catalyst was prepared by the wet impregnation method and characterized by using the brunauer emmett teller (bet), field emission scanning electron microscopy (fesem), x-ray diffraction (xrd), x-ray fluorescence (xrf) and temperature-programmed reduction (tpr) analysis. the highest catalytic ...

Nano-composite copper-zinc oxide (NCCZO) was deposited on borosilicate glass using a novel sol-gel/doctor-blade technique. The photocatalyst was prepared from copper acetylacetonate, zinc acetylacetonate, monoethanolamine (MEA) and citric acid monohydrate at 75 oC, aged for 1 d and annealed at 650 oC. The properties of the NCCZO nano-composite were investigated by X-ray diffraction (XRD) and fi...

Journal: :journal of nanostructures 2012
a. tadjarodi m. sedghi k. bijanzad

mesoporous  mgo  microstructures  were  synthesized  using magnesium  acetate  tetrahydrate,  ammonium  oxalate  monohydrate and  pluronic  f127  via  heating  at  40  °c  for  24  h  and  subsequent calcination. the mesoporous structure of magnesium oxide with the specific  surface  area  of  47m2/g,  pore  volume  0.30  cm3/g  and  the average pore size 24 nm is produced. according to xrd stu...

Journal: :international journal of nano dimension 0
z. rahmani department of chemistry, takestan branch, islamic azad university , takestan ,iran. sh. ghammamy department of chemistry, faculty of science, imam khomeini international university, qazvin, iran. m. pourheravy department of chemistry, faculty of science, payam noor university, abhar, iran.

synthesis, identification and thermal behavior studies of nanoparticles cobalt (ii) bromide has been studied in this research. cobalt (ii) bromide was synthesized by planetary high-energy ball mill. the general formula of this compound is cobr2.6h2o. the synthesized nanoparticles were characterized by fourier transform infrared spectroscopy and also size and structure of synthesized nanoparticl...

2017
Naif Mohammed Al-Hada Halimah Mohamed Kamari Che Azurahanim Che Abdullah Elias Saion Abdul H Shaari Zainal Abidin Talib Khamirul Amin Matori

In the present study, binary oxide (cadmium oxide [CdO])x (zinc oxide [ZnO])1-x nanoparticles (NPs) at different concentrations of precursor in calcination temperature were prepared using thermal treatment technique. Cadmium and zinc nitrates (source of cadmium and zinc) with polyvinylpyrrolidone (capping agent) have been used to prepare (CdO)x (ZnO)1-x NPs samples. The sample was characterized...

Journal: :Acta chimica Slovenica 2015
Jincheng Fan Tengfei Li Hang Heng Berislav Markovič Igor Markovič

Zinc oxide (ZnO) microrods were fabricated on graphene/SiO(2)/Si substrate by a simple hydrothermal route. The obtained products were characterized using X-ray powder diffraction, scanning electron microscopy, energy dispersive X-ray spectrometry, photoluminescence and UV-visible spectrometry. Microrods exhibits hexagonal wurzite structure. Some ZnO clusters and twinned ZnO structures were foun...

Zinc sulfide (ZnS) & zinc oxide (ZnO) nanoparticles was evaluated for their antimicrobial activity against four pathogenic strains. ZnS&ZnO nanoparticles were synthesized by simple aqueous chemical reaction in an aqueous solution. The main advantage of these nanoparticles (size of 10-30 nm) was that simply could be prepared by using cheap precursors in a cost effective and high throughput manne...

Journal: interface and thin films 2018

This paper has reported on the electrical and nonstructural of polymer-based materials in corporation NiO (Nickel oxide) in concentrations of 0.2%, 0.4% and 0.8% by weight of PVA (polyvinyl alcohol) polymer. Nanocrystallites phases and properties were characterized with using X-ray diffraction (XRD), Fourier transfer infrared radiation (FTIR),Energy distribution X-ray(EDX) techniques and X-Map ...

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