نتایج جستجو برای: zinc oxide nanorod

تعداد نتایج: 240254  

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
Seokhwan Bang Seungjun Lee Youngbin Ko Joohyun Park Seokyoon Shin Hyungtak Seo Hyeongtag Jeon

We demonstrate the morphological control method of ZnO nanostructures by atomic layer deposition (ALD) on an Al2O3/ZnO seed layer surface and the application of a hierarchical ZnO nanostructure for a photodetector. Two layers of ZnO and Al2O3 prepared using ALD with different pH values in solution coexisted on the alloy film surface, leading to deactivation of the surface hydroxyl groups. This ...

Journal: :Water 2023

The elimination of toxic heavy metal ions from wastewater has been found to be great importance in human as well marine animal wellbeing. Among various metals, Cr (VI) one the highly and carcinogenic metals which are dissolved water stream, urgent treatment needs a priority. present study demonstrates fabrication zinc oxide nanorods (ZnO NRs) an immobilized polyaniline nanorod (ZnO@PAni NR) com...

Journal: :Nanotechnology 2012
Joshua F Einsle Gunther Scheunert Antony Murphy John McPhillips Anatoly V Zayats Robert Pollard Robert M Bowman

Self-assembled electrodeposited nanorod materials have been shown to offer an exciting landscape for a wide array of research ranging from nanophotonics through to biosensing and magnetics. However, until now, the scope for site-specific preparation of the nanorods on wafers has been limited to local area definition. Further there is little or no lateral control of nanorod height. In this work ...

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...

Journal: :international journal of nano dimension 0
m. ghane department of microbiology, islamic azad university tonekabon branch ,tonekabon, iran. b. sadeghi department of chemistry, islamic azad university tonekabon branch, tonekabon, iran. a.r. jafari department of microbiology, islamic azad university tonekabon branch, tonekabon, iran. a.r. paknejhad department of physics, islamic azad university shabestar branch, iran.

in the present work, we report the synthesis of binary nano metal oxides such as zinc /copper oxide via novel dry synthetic methods such as thermal decomposition of oxalate precursor. the synthesis route involves facile solid-phase mechanochemical activation of a physical mixture of simple copper/zinc salts and oxalic acid, followed by calcination of the as-ground oxalate precursors at 450◦c. x...

2014
Shahin Kasraei Lida Sami Sareh Hendi Mohammad-Yousef AliKhani Loghman Rezaei-Soufi Zahra Khamverdi

OBJECTIVES Recurrent caries was partly ascribed to lack of antibacterial properties in composite resin. Silver and zinc nanoparticles are considered to be broad-spectrum antibacterial agents. The aim of the present study was to evaluate the antibacterial properties of composite resins containing 1% silver and zinc-oxide nanoparticles on Streptococcus mutans and Lactobacillus. MATERIALS AND ME...

Journal: Nanomedicine Journal 2017
Farzane Hoseyni Dowlatababdi Gholamreza Amiri, Maryam Mohammadi Sichani

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...

افلاطونیان, محمدرضا, خاتمی, منصور, خاتمی, مهرداد, شریفی, ایرج, نادری فر, مهین, پورسیدی, شهرام, یعقوبی, هاجر,

Background: Nanoparticles are particles that have at least one dimension between 1 and 100 nanometers. Nanoparticles are a new generation of antimicrobial agents. Nanoparticles with antimicrobial activity, especially as a new class of biomedical materials for use in increasing the level of public health in daily life have emerged.  Zinc oxide nanoparticles have attracted a great attention due t...

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