نتایج جستجو برای: nanocomposite film

تعداد نتایج: 103601  

2012
Ryan Pate Adrienne D. Stiff-Roberts

This article investigates hole transport in poly[2-methoxy-5-(2'-ethyl-hexyloxy)1,4-phenylene vinylene] (MEH-PPV)/CdSe colloidal quantum dot (CQD) nanocomposites using a modified time-of-flight photoconductivity technique. The measured hole drift mobilities are analyzed in the context of Bässler’s Gaussian disorder model and the correlated disorder model in order to determine the polymer intern...

Journal: Polyolefins Journal 2019

To apply the nanomaterial as a component in the packaging material structure, in this research, the carboxymethyl cellulose (CMC)/polyvinyl alcohol (PVA) film were prepared with three levels of nanoclay particles (0.5, 1 and 3%) using solution casting evaporation method. The incorporation of nanoclay on mechanical, water vapor permeability, and oxygen barrier properties of CMC/PVA-based film wa...

Behjat Tajeddin, Habibullah Mirzaei Najmeh Ramedani

The carboxymethyl cellulose (CMC)/polyvinyl alcohol (PVA) film were prepared by adding three levels of nanoclay particles (0.5, 1 and 3%) using solution casting evaporation method. The incorporation of nanoclay on mechanical, water vapor permeability, and oxygen barrier properties of CMC/PVA-based film was investigated. The best result was obtained through the nanocomposite film contain 3% nano...

Journal: :Chemical communications 2005
Xinchen Wang Jimmy C Yu Chunman Ho Angelo C Mak

A Ag/TiO2 nanocomposite, in which silver nanoparticles are highly dispersed in the uniformly sized pores of a cubic mesoporous TiO2 molecular-sieve film, has been fabricated.

In this research, MgF2-2%SiO2/MgF2 thin films were applied on a glass substrate. At first, MgF2 thin films with the optical thickness were deposited on the glass slide substrates. Then, MgF2-2%SiO2 thin films were deposited on the glass coated with MgF2 thin films. Finally, the nanocomposite thin films were surface treated by the PFTS solution. Characterization of the thin film was done by X-Ra...

2014
Cassandra L. Weaver Jaclyn M. LaRosa Xiliang Luo Xinyan Tracy Cui

On-demand, local delivery of drug molecules to target tissues provides a means for effective drug dosing while reducing the adverse effects of systemic drug delivery. This work explores an electrically controlled drug delivery nanocomposite composed of graphene oxide (GO) deposited inside a conducting polymer scaffold. The nanocomposite is loaded with an anti-inflammatory molecule, dexamethason...

Introduction: Nanotechnology is one of great important part of technology. Nanoparticles can be used in different applications for industrial, medical, military and personal use. The objectives of this study were preparation of chitosan –ZnO nanocomposite films via a simple method and investigation of antibacterial activity of them. Methods: Chitosan –ZnO nanocomposites were prep...

Journal: :journal of membrane science and research 0
mohammad khajouei department of chemical engineering, babol noshirvani university of technology, shariati ave.,babol, iran, post code 47148-71167 majid peyravi department of chemical engineering, babol noshirvani university of technology, shariati ave.,babol, iran, post code 47148-71167 mohsen jahanshahi department of chemical engineering, babol noshirvani university of technology, shariati ave.,babol, iran, post code 47148-71167

over the past decade, many applications were intended for filtration by membrane technology especially the thin film composite (tfc) membranes. in advanced developments of thin film membranes, an attempt was made to spread a new generation of membranes called thin film nano composite (tfn) membranes. however, in the last generation of tfns, an ultrathin selective film of nanoparticles is coated...

Journal: Journal of Nanoanalysis 2019
Hamid Reza Ghorbani, Shirin Fahimi

The present study was carried out to investigate the preparation of chitosan-Ag nanocomposite filmfor food packaging. Since chitosan is a suitable alternative to produce packaging films due to favorablefactors such as biodegradability and abundance in the world, therefore in this study, it was preparedchitosan-Ag nanocomposite with antibacterial properties for food packaging b...

Journal: :Nature communications 2015
Yanxi Li Zhongchang Wang Jianjun Yao Tiannan Yang Zhiguang Wang Jia-Mian Hu Chunlin Chen Rong Sun Zhipeng Tian Jiefang Li Long-Qing Chen Dwight Viehland

Magnetoelectric composite thin films hold substantial promise for applications in novel multifunctional devices. However, there are presently shortcomings for both the extensively studied bilayer epitaxial (2-2) and vertically architectured nanocomposite (1-3) film systems, restricting their applications. Here we design a novel growth strategy to fabricate an architectured nanocomposite heteros...

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