نتایج جستجو برای: zno solution

تعداد نتایج: 483167  

Journal: :iranian journal of catalysis 0
solmaz aghdasi department of chemistry, tabriz branch, islamic azad university, p.o. box: 5157944533, tabriz, iran. mohammad shokri department of chemistry, tabriz branch, islamic azad university, p.o. box: 5157944533, tabriz, iran.

this study was aimed at investigating the photocatalytic degradation of ciprofloxacin (cip) antibiotic in aqueous solution using immobilized zno nanoparticles on glass plate. x-ray diffraction, atomic force microscopy, and scanning electron microscopy were applied to characterize the nanoparticles. to do so, the zno nanoparticles were synthesized through the chemical precipitation method and we...

2014
D. Gültekin H. Akbulut

The main aims of this work were to produce and examine the characteristics of nanostructured ZnO in dye-sensitized solar cells. Parameters which are a ected by the e ciency such as precursor materials, morphology were investigated. The Raman spectroscopy was used to investigate transformation from bulk material to solution. General morphologies and detailed structural characterizations were obt...

2015
V. An Y. Irtegov E. Anisimov V. Druzyanova N. Burtsev M. Khaskelberg

Tribological properties of nanolamellar tungsten disulfide doped with zinc oxide nanoparticles were studied. Nanolamellar tungsten disulfide and ZnO nanoparticles produced by electrospark erosion of metal granules in an H2O2 solution were analyzed using the XRD, SEM and TEM techniques. According to the tribological measurements, ZnO nanoparticles did not significantly change the friction coeffi...

1999
M Ilieva

We study the possibility of preparing thin CdS films on conductive glasses by high temperature molten salt electrocrystallization. The CdS films have been electrodeposited on ZnO or ITO coated glass substrates in solution of CdCl2 and Na2SO3 in fused LiCl–KCl eutectic. They consist only of hexagonal phase α-CdS irrespective of the crystal structure of the substrates (hexagonal for ZnO and cubic...

2011
Jinhyun Cho Qiubao Lin Sungwoo Yang Jay G. Simmons Yingwen Cheng Erica Lin Jianqiu Yang John V. Foreman Henry O. Everitt Weitao Yang Jungsang Kim Jie Liu

We present a bottom-up synthesis, spectroscopic characterization, and ab initio simulations of star-shaped hexagonal zinc oxide (ZnO) nanowires. The ZnO nanostructures were synthesized by a low-temperature hydrothermal growth method. The cross-section of the ZnO nanowires transformed from a hexagon to a hexagram when sulfur dopants from thiourea [SC(NH2)2] were added into the growth solution, b...

2017
R. J. RAMALINGAM J. VIJAYA H. A. AL-LOHEDAN M. A. MUNUSAMY

Zinc oxide and Ga-doped ZnO nanowires and nanorods are synthesized on various substrate like Fluorine doped tin oxide glass plate, SiO2 coated Silicon substrate and aluminum nitride coated silicon substrates. The coating process carried out using zinc oxide sol-gel solution. The synthesized material was characterized using XRD (X-ray diffraction), FE-SEM (Field emission scanning electron micros...

2017
Baokang Dang Yipeng Chen Xiaoping Shen Bo Chen Qingfeng Sun Chunde Jin

A polyethylene/wood-fiber composite loaded with nano-ZnO was prepared by a facile hot-press method and was used for the photocatalytic degradation of organic compounds as well as for microwave absorption. ZnO nanoparticles with an average size of 29 nm and polyethylene (PE) powders were dispersed on the wood fibers' surface through a viscous cationic polyacrylamide (CPAM) solution. The reflecti...

Journal: :Journal of nanoscience and nanotechnology 2012
Jae-Kyu Lee Duck-Kyun Choi

Low temperature processing for fabrication of transistor backplane is a cost effective solution while fabrication on a flexible substrate offers a new opportunity in display business. Combination of both merits is evaluated in this investigation. In this study, the ZnO thin film transistor on a flexible Polyethersulphone (PES) substrate is fabricated using RF magnetron sputtering. Since the sel...

A. A. Mehrdad Sharif N. Assi, Q. S. Manuchehri Naeini

ZnO and ZrO2 photo catalysts were synthesized by sol-gel auto combustion method. The products were characterized by X-ray Diffraction (XRD) and Scanning Electron Microscopy (SEM). Structural and morphological properties of nano particles were investigated and the average crystalline size of ZnO and ZrO2 was obtained 44 and 51 nm, respectively. Also, photo catalytic degrada...

Ali Morad Rashidi, Hamid Reza Ghaffarian, Mahboobeh Saiedi Mohammad Ali Sayyadnejad,

Zinc oxide (ZnO) nanoparticles were synthesized by spray pyrolysis method using an aqueous solution of zinc acetate at various concentrations from 5 to 25 wt%. The decomposition of precursor solutions was carried out at 800, 1000 and 1200ºC under different atomizing pressures. The crystal structure and morphology of synthesized nanoparticles were characterized by X-Ray Diffraction ...

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