نتایج جستجو برای: nano zinc oxide

تعداد نتایج: 284081  

In this study, porous zinc oxide nano-flakes were successfully synthesized by anodization method on zinc substrate in a 0.025 M NaOH and 0.05 M NH4Cl solution with the voltage of 10 V at room temperature. The field emission scanning electron microscopy’s (FESEM) images show the structural evolution during 90 min of the anodization process. They also demonstrate the dependency of growth of ZnO f...

2016
Ion Tiginyanu Lidia Ghimpu Jorit Gröttrup Vitalie Postolache Matthias Mecklenburg Marion A. Stevens-Kalceff Veaceslav Ursaki Nader Payami Robert Feidenhansl Karl Schulte Rainer Adelung Yogendra Kumar Mishra

In present work, the nano- and microscale tetrapods from zinc oxide were integrated on the surface of Aerographite material (as backbone) in carbon-metal oxide hybrid hierarchical network via a simple and single step magnetron sputtering process. The fabricated hybrid networks are characterized for morphology, microstructural and optical properties. The cathodoluminescence investigations reveal...

Objective(s): A remarkable growing effort has been conducted by several researchers to fabricate food packaging materials which are able to protect foodstuffs and enhance their shelf-life from food-borne pathogens and fungal attack which causes great damage to the food industries. Recent studies has focused on the potential applications of nano-metal oxides in food packaging area. Method...

2015
S. SUNITHA A. NAGESWARA RAO J. KARTHIKEYAN

Cobalt doped Zinc Oxide/Carbon nano composite was synthesized by solution combustion method and characterized by X-ray diffractometer, field emission scanning electron microscope and energy dispersive X-ray spectroscopy analysis. This composite shows X-ray diffraction pattern that matched with nano particle of ZnO with wurtzite structure and average grain size was found to be 10.53 nm. . Furthe...

Bagheri, Hamideh, Hashemabadi, Davood, Kaviani, Behzad, Pasban Eslam, Bahman, Sedaghathoor, Shahram,

Sweet violet (Viola odorata) is a perennial herbaceous plant with ornamental and medicinal properties. The purpose of this study was to investigate the effect of different levels of water-deficit and spraying with salicylic acid, sodium nitroprusside and zinc Nano-oxide on physiological parameters, secondary metabolites and enzymatic activity of sweet violet. Factorial experiment in completely ...

2012
Sarika D. Shinde G. E. Patil D. D. Kajale V. G. Wagh V. B. Gaikwad G. H. Jain

ZnO nano-particles have been synthesized by simple chemical route using a starting solution consisting of zinc acetate and citric acid as a surfactant agent. The structural properties of the prepared ZnO nano-particles annealed at different temperatures have been characterized by X-ray diffraction (XRD) and transmission electron microscopy (TEM) analyses. The XRD patterns show ZnO-wurtize phase...

Journal: :international journal of nano dimension 0
g. a. farzi department of material and polymer engineering, faculty of engineering, hakim sabzevari university, sabzevar, p.o.b 397, iran. r. tayebee departments of chemistry, school of sciences, hakim sabzevari university, sabzevar, p.o.b 397, iran. s. naghibinasab departments of chemistry, school of sciences, hakim sabzevari university, sabzevar, p.o.b 397, iran.

zinc oxide nano-particles with the average diameter of about 25 nm were modified with different mole ratios of trimetoxyvinyl silane (tmvs) and oleic acid, as coupling agents, in order to modify their surface properties and render them more hydrophobic. then, dispersibility of the surface modified nano-particles was examined in some monomers with different levels of hydrophobicity, including me...

2016
Eunha Lee Taeho Kim Anass Benayad Jihyun Hur Gyeong-Su Park Sanghun Jeon

In thin film technology, future semiconductor and display products with high performance, high density, large area, and ultra high definition with three-dimensional functionalities require high performance thin film transistors (TFTs) with high stability. Zinc oxynitride, a composite of zinc oxide and zinc nitride, has been conceded as a strong substitute to conventional semiconductor film such...

This experiment was conducted to investigate the effects of different sources of zinc on performance, egg quality, and immune system and blood parameters of Japanese laying quails. Total of 160 layer quails were allocated in 4 treatments include: 1) Basic diet as control, 2) Basic diet + 50 mg zinc/kg of diet from nano zinc oxide (n-ZnO), 3) Basic diet + 50 mg zinc/kg of diet from Availa-Zn as ...

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