نتایج جستجو برای: ironiii oxide

تعداد نتایج: 176322  

Divsalr, Adele, Jangi, Mahnaz , Mohammadgholi, Azadeh,

In this study, the extract of coffee powder for green synthesis of zinc oxide nanoparticles has been used because it is compatibility with the environment and it does not produce any toxic substances in the reaction. Then, the interaction of zinc oxide nanoparticles with calf thymus DNA with various spectroscopic methods such as UV-Visible, fluorescence and circular dichroism (CD) techniques wa...

Journal: :Crystals 2023

This study compares the performance of two types capacitive devices, indium tin oxide-aluminum oxide-zirconia aluminum oxide-silicon (IAZAOS) and oxide-hafnium (IAHAOS), as silicon-oxide-nitride-oxide-silicon (SONOS) non-volatile memory (NVM) total dose ultraviolet radiation (UV TD) sensors. Results show that IAZAOS with zirconia oxide charge-trapping layer outperforms IAHAOS hafnium for a UV T...

Background: The purpose of this study was to investigate the effect of copper and aluminum-zinc oxide nanoparticles and their synergistic effects with conventional biocides against Bacillus cereus. Methods: Synthesis of copper-zinc oxide, aluminum-zinc oxide nanoparticles performed via co- precipitation method and nanoparticle properties were investigated using FTIR, XRD and TEM. The antimicro...

Sabokrouh , M. ,

In this article the effects of carburizing heat treatment on girth weld with containing titanium oxide and titanium carbide nanoparticles (X-65 grade of gas pipeline) is evaluated. The charpy results show that in the carburized sample containing titanium oxide and titanium carbide nanoparticles compared to the no heat treatment sample (containing titanium carbide and titanium carbide nanopartic...

2003
Yongsheng Chen Israel E. Wachs

The molecular structures and reactivity of tantalum oxide-supported metal oxide (V2O5, Nb2O5, CrO3, MoO3, WO3, and Re2O7) catalysts were determined by Raman spectroscopy and the methanol oxidation chemical probe reaction, respectively. The metal oxides form a twodimensional surface metal oxide overlayer on the tantalum oxide support. Under ambient conditions, the hydrated surface metal oxide sp...

Background & Aims: Phenylhydrazine cause adverse effect on testis tissue and hormone levels. This study was conducted to evaluate the effects of nano zinc oxide on the Testis Tissue and sex hormone levels after Phenylhydrazine-induced hypoxia in male mice. Materials & Methods: In order to perform the study 72 adult male mice with the capability of fertilizing with the age range of 6-8weeks ran...

Journal: :iranian journal of basic medical sciences 0
azam karkhaneh department of biochemistry, school of medicine, tehran university of medical sciences, tehran, iran reference laboratory, iranian social security organization, tehran, iran mohammad ansari department of biochemistry, school of medicine, tehran university of medical sciences, tehran, iran solaleh emamgholipour department of biochemistry, school of medicine, tehran university of medical sciences, tehran, iran mohammad hessam rafiee high institute for research and education in transfusion medicine, tehran, iran

objective(s):the neuropeptide calcitonin gene-related peptide (cgrp) has long been postulated to play an integral role in the pathophysiology of migraine. earlier studies showed that cgrp can stimulate the synthesis and release of nitric oxide (no) and cytokines from trigeminal ganglion glial cells. the purpose of this study was to determine the effect of 17β-estradiol in regulation of cgrp exp...

Journal: :به زراعی کشاورزی 0
رئوف سید شریفی دانشیار گروه زراعت و اصلاح نباتات، دانشکدۀ علوم کشاورزی، دانشگاه محقق اردبیلی

to study the effects of nano-zinc oxide and seed inoculation with brady rhizobium and plant growth promoting rhizobacteria on yield and some agronomic traits of soybean, a factorial experiment based on randomized complete block design with three replications was conducted in 2013 at the research farm of the islamic azad university, ardabil branch. treatments were foliar application of nano-zinc...

Journal: :nanomedicine journal 0
farzane hoseyni dowlatababdi falavarjan branch, islamic azad university, esfahan, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) gholamreza amiri falavarjan branch, islamic azad university, esfahan, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) maryam mohammadi sichani falavarjan branch, islamic azad university, esfahan, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

the antimicrobial effect of metal nanoparticles such as zinc oxide and silver nanoparticles has been taken into great consideration separately during recent years. the useful application of these nanoparticles in the areas of medicine, biotechnology, and professional prevention of microbes motivated us. the aim of this study was to evaluate antibacterial activity properties of silver doped zinc...

Journal: :international journal of environmental research 2014
m.s. sekhavatjou r. moradi a. hosseini alhashemi a. taghinia hejabi

use of zinc and iron oxide are common in the desulfurization process from natural gas. in thisresearch, after determinations of the size and specifications through tem and xrd for each of the metaloxides, two different size ratios were used, 0.66 for zinc oxide and 0.142 for iron oxide. further, absorption of sulfur compounds in gas (hydrogen sulfide (h2s), carbonyl sulfide (cos), methyl mercap...

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