نتایج جستجو برای: sized zinc oxide

تعداد نتایج: 283495  

Asgari, Esrafil , Hashemzadeh, Bayram , Sheikhmohammadi, Amir ,

 Metronidazole antibiotic is belong to the nitroimidazole family. Non degradability, high solubility in water, toxicity, carcinogenicity and mutagenicity are important concerns related to antibiotics. Therefore, the aim of this study is to apply the new advanced oxidation process of UV/zinc oxide/sulfite (UZS) to degrade metronidazole from aqueous solutions. Methods: In this study, the effect o...

Journal: :international journal of nano dimension 0
g. narasimha applied microbiology laboratory, department of virology, sri venkateswara university, tirupati-517502 andhra pradesh, india. a. sridevi applied microbiology laboratory, department of virology, sri venkateswara university, tirupati-517502 andhra pradesh, india. b. devi prasad applied microbiology laboratory, department of virology, sri venkateswara university, tirupati-517502 andhra pradesh, india. b. praveen kumar applied microbiology laboratory, department of virology, sri venkateswara university, tirupati-517502 andhra pradesh, india.

in this study, zinc oxide nanoparticles (znonps) were synthesized by chemical method and their antibacterial efficiency against a clinical isolate of staphylococcus aureus was studied. the zinc oxide nanoparticles have shown a commendable inhibition effect on the growth of most notorious bacterial pathogen s.aureus. the nanoparticles size and shapes were characterized by transmission electron m...

Journal: :The Journal of surgical research 1991
M S Agren M Chvapil L Franzén

We investigated the effect of locally applied zinc on the healing of partial-thickness skin wounds in the domestic pig using two zinc compounds (zinc oxide and zinc sulfate) in two different vehicles (a gauze compress and a collagen sponge). The rate of re-epithelialization was determined morphometrically 48 and 64 hr after infliction of standardized square wounds (4.8 cm2 and 400-microns deep)...

Farideh Ghadamgahi, Gholamhosein Shahidi Bonjar Masome Mehraban Sang Atash

In this research, the inhibitory effects of silver nanoparticles and zinc oxide nanoparticles,  in vitro, on disease stone fruits bacterial canker caused by Pseudomonas syrigae pv. Syringae and disease bacterial blight caused by Xanthomonas arboricola pv. juglandis, were studied. Different concentrations of nanoparticles were prepared on Mueller Hinton agar medium in two different ways in a com...

2012
M. JANČÍKOVÁ

This study is focused on the evaluation of zinc oxide properties and behavior at commercially available cosmetic ingredients by in vitro methods of dermal absorption of zinc oxide and its subsequent chemical determinations. Two methods for determination of ZnO were used and the results were compared. The spectrophotometric method (SPM) was selected for its sensitivity and atomic absorption spec...

سید شریفی, رئوف, کمری, حسین,

Application of plant growth promoting rhizobacteria and foliar application of Nano-Zinc oxide are proper and cheap method for increasing of Triticale yield. So, in order to study of the effects of nano-zinc oxide and seed inoculation with plant growth promoting rhizobacteria (PGPR) on contribution of dry matter remobilization and stem reserves in grain yield, chlorophyll content, stomata conduc...

Farideh Ghadamgahi, Gholamhosein Shahidi Bonjar Masome Mehraban Sang Atash

In this research, the inhibitory effects of silver nanoparticles and zinc oxide nanoparticles,  in vitro, on disease stone fruits bacterial canker caused by Pseudomonas syrigae pv. Syringae and disease bacterial blight caused by Xanthomonas arboricola pv. juglandis, were studied. Different concentrations of nanoparticles were prepared on Mueller Hinton agar medium in two different ways in a com...

2016
Karkeng Lim Muhammad Azmi Abdul Hamid Roslinda Shamsudin N.H. Al-Hardan Ishak Mansor Weesiong Chiu

In this paper, we address the synthesis of nano-coalesced microstructured zinc oxide thin films via a simple thermal evaporation process. The role of synthesis temperature on the structural, morphological, and optical properties of the prepared zinc oxide samples was deeply investigated. The obtained photoluminescence and X-ray photoelectron spectroscopy outcomes will be used to discuss the sur...

Journal: :applied biotechnology reports 0
ramin karimian applied biotechnology research center, baqiyatallah university of medical sciences, tehran, iran farideh piri department of chemistry, faculty of science, zanjan university, zanjan, iran seyed javad davarpanah applied biotechnology research center, baqiyatallah university of medical sciences, tehran, iran

the use of an inorganic phase in water-in-oil (w/o) microemulsion   has   received considerable attention recently for preparing metal oxide   nanoparticles. this is a technique, which allows preparation of ultrafine   metal oxide nanoparticles within the size range 40 to 80 nm. preparation of   nano zno and cr 2 o 3 studied, investigated in the inverse   microemulsion system. therefore the nuc...

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