نتایج جستجو برای: zinc oxide nanocatalyst

تعداد نتایج: 238856  

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...

Journal: :RSC advances 2015
Jose L Gomez-Ballesteros Juan C Burgos Pin Ann Lin Renu Sharma Perla B Balbuena

The dynamic evolution of nanocatalyst particle shape and carbon composition during the initial stages of single-walled carbon nanotube growth by chemical vapor deposition synthesis is investigated. Classical reactive and ab initio molecular dynamics simulations are used, along with environmental transmission electron microscope video imaging analyses. A clear migration of carbon is detected fro...

Journal: :Nanoscale 2015
Yunxia Jin Jiangbo Xi Zheye Zhang Junwu Xiao Fei Xiao Lihua Qian Shuai Wang

An ultra-low Pd loading nanocatalyst is synthesized by a convenient solution route of photochemical reduction and aqueous chemical growth. The modification of nanocatalyst structures is investigated through changing morphologies of Pd nanoclusters on the surface of ZnO nanorods. A significant enhancement in photocatalytic properties has been achieved by decorating a trace amount of Pd clusters ...

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...

Journal: :Chemical communications 2012
Mohammad Aref Khalily Oya Ustahuseyin Ruslan Garifullin Rukan Genc Mustafa O Guler

A bioinspired peptide amphiphile nanofiber template for formation of one-dimensional Pd nanostructures is demonstrated. The Pd and peptide nanocatalyst system enabled efficient catalytic activity in Suzuki coupling reactions in water at room temperature. The nanocatalyst system can be easily separated and reused in successive reactions without significant loss in activity and structural integrity.

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...

2018
Aram Kim Nallal Muthuchamy Chohye Yoon Sang Hoon Joo Kang Hyun Park

Research on the synthesis of nanomaterials using metal-organic frameworks (MOFs), which are characterized by multi-functionality and porosity, as precursors have been accomplished through various synthetic approaches. In this study, copper and copper oxide nanoparticles were fabricated within 30 min by a simple and rapid method involving the reduction of a copper(II)-containing MOF with sodium ...

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