نتایج جستجو برای: nanocomposite magnetic particles

تعداد نتایج: 496479  

2007
Zhanhu Guo Sung Park Suying Wei Tony Pereira Monica Moldovan Amar B Karki David P Young Thomas Hahn

Flexible high-loading nanoparticle-reinforced polyurethane magnetic nanocomposites fabricated by the surface-initiated polymerization (SIP) method are reported. Extensive field emission scanning electron microscopic (SEM) and atomic force microscopic (AFM) observations revealed a uniform particle distribution within the polymer matrix. X-ray photoelectron spectrometry (XPS) and differential the...

2007
Mohammad Reza Saboktakin Abel Maharramov Mohammad Ali Ramazanov

Abstract: In this paper, we present the synthesis of Fe3O4 nano particles of hybrid for coating on metal or glass surfaces.The synthesis of the organic/inorganic nanocomposite is described. This nanocomposite is a water – dispersible polymeric complex of polymethacrylic acid and polyaniline.The water dispersible hybride material was coated on aluminum using a molecular layer – by – layer coatin...

Journal: :Physical chemistry chemical physics : PCCP 2010
Benjamin Folch Joulia Larionova Yannick Guari Karine Molvinger Carlos Luna Claudio Sangregorio Claudia Innocenti Andrea Caneschi Christian Guérin

A new approach to the synthesis of highly stable aqueous colloids of coordination polymer nanoparticles was developed by using water-soluble chitosan beads as template and as stabilizing agent. The method consists in the synthesis of nanocomposite beads containing cyano-bridged coordination polymer nanoparticles via step-by-step coordination of the metal ions and the hexacyanometallate precurso...

2008
Oğuz Türünç Nilhan Kayaman-Apohan Atilla Güngör

A series of silica nano-particles with different size were prepared by sol–gel technique, then surface modification by using cyclic carbonate functional organoalkoxysilane (CPS) was performed. Various amounts of carbonated silica particles directly added into carbonated soybean oil (CSBO) and carbonated polypropylene glycol (CPPG) resin mixture to prepare polyurethane–silica nanocomposite coati...

Journal: :journal of nanostructures 2014
m. mohammadimehr b. rousta navi a. ghorbanpour arani

in this research, the surface stress effect on the nonlocal vibration of piezoelectric square plate reinforced by single walled carbon nanotubes (swcnts) based on classical plate theory (cpt) and first order shear deformation theory (fsdt) is presented. the elastic properties of piezoelectric nanocomposite plate are estimated by eshelby-mori-tanaka and the extended mixture rule approaches. the ...

Journal: :علوم و تکنولوژی پلیمر 0
لیلا حاتمی وحید حدادی اصل حسین روغنی ممقانی لیلا احمدیان علم مهدی سلامی کلجاهی دانشگاه صنعتی امیرکبیر

w       ater born poly(styrene-butyl acrylate)/clay nanocomposite latexes were synthesized by a novel initiating system of activators generated by   electron transfer (aget) in a system of atom transfer radical polymerization   (atrp). initially, the clay was swelled in a mixture of styrene, butyl acrylate,   and hexadecane. the mixture was then sonicated to obtain a stable miniemulsion. to   s...

Journal: :ACS applied materials & interfaces 2014
Fabien Perineau Céline Rosticher Laurence Rozes Corinne Chanéac Clément Sanchez Doru Constantin Ivan Dozov Patrick Davidson Cyrille Rochas

For many important applications, the performance of polymer-anisotropic particle nanocomposite materials strongly depends on the orientation of the nanoparticles. Using the very peculiar magnetic properties of goethite (α-FeOOH) nanorods, we produced goethite-poly(hydroxyethyl methacrylate) nanocomposites in which the alignment direction and the level of orientation of the nanorods could easily...

2016
Sergey V. Syzranov Michael L. Wall Bihui Zhu Victor Gurarie Ana Maria Rey

Weyl fermions are massless chiral particles first predicted in 1929 and once thought to describe neutrinos. Although never observed as elementary particles, quasiparticles with Weyl dispersion have recently been experimentally discovered in solid-state systems causing a furore in the research community. Systems with Weyl excitations can display a plethora of fascinating phenomena and offer grea...

2013
Qiang Liu Osama Nayfeh Munir H. Nayfeh Siu-Tung Yau

nt matter & 2012 0.1016/j.nanoen.2 thor. Tel.: +1 216 . [email protected] Abstract Nanomaterials with quasi-zero, one and two dimensionalities, including silicon nanoparticles, carbon nanotubes, titanium oxide particles and graphene flakes, have been incorporated into the conducting polymer polyaniline to form nanocomposite materials for making flexible supercapacitor sheets. Characterization of...

2011
Tao Tao Alexey M. Glushenkov Chaofeng Zhang Hongzhou Zhang Dan Zhou Zaiping Guo Hua Kun Liu Qiyuan Chen Huiping Hu Ying Chen

AMoO3–carbon nanocomposite was synthesized from amixture ofMoO3 and graphite by a controlled ball milling procedure. The as-prepared product consists of nanosized MoO3 particles (2–180 nm) homogeneously distributed in carbon matrix. The nanocomposite acts as a high capacity anode material for lithium-ion batteries and exhibits good cyclic behavior. Its initial capacity exceeds the theoretical c...

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