نتایج جستجو برای: 6 mesoporous magnetite nanocomposite

تعداد نتایج: 984094  

2013
Vasyl F. Chekhun Lesia A. Naleskina Liudmila Z. Polishchuk Igor M. Todor Dmytro V. Demash Natalia Yu. Lukianova

The aim of the investigations was to evaluate benefits of the directed transport system—a nanocomposite, based on cisplatin and magnetite combined with local action of constant magnetic field on the tumor, in experiments in vivo in animals with transplantable Guerin carcinoma. Animals were divided into 5 groups according to the type of agent. We showed that nanocomposite in combination with sta...

Journal: :Crystals 2023

In this report, the synergetic sonoelectrochemical method was utilized to produce magnetite nanoparticles doped with MnO2 assistance of ultrasound form nanoarchitectonic magnetic crystals a mesoporous @ manganese dioxide (m-Fe3O4@MnO2) hybrid nanostructure. The nanocomposite rapidly produced based on nucleation and growth pure iron-oxide nanocrystals in electrochemical system. pure, highly amor...

2017
Farahnaz Barahuie Dena Dorniani Bullo Saifullah Sivapragasam Gothai Mohd Zobir Hussein Ashok Kumar Pandurangan Palanisamy Arulselvan Mohd Esa Norhaizan

Chitosan (CS) iron oxide magnetic nanoparticles (MNPs) were coated with phytic acid (PTA) to form phytic acid-chitosan-iron oxide nanocomposite (PTA-CS-MNP). The obtained nanocomposite and nanocarrier were characterized by powder X-ray diffraction, Fourier transform infrared spectroscopy, vibrating sample magnetometry, transmission electron microscopy, and thermogravimetric and differential the...

Journal: :Biomaterials 2012
Ming Ma Hangrong Chen Yu Chen Xia Wang Feng Chen Xiangzhi Cui Jianlin Shi

Uniform Au NRs-capped magnetic core/mesoporous silica shell nanoellipsoids (Au NRs-MMSNEs) were prepared by coating a uniform layer of Au NRs on the outer surface of a magnetic core/mesoporous silica shell nanostructure, based on a two-step chemical self-assembly process. This multifunctional nanocomposite integrate simultaneous chemotherapy, photo-thermotherapy, in vivo MR-, infrared thermal a...

Journal: :مجله انسان، محیط زیست و ارتقاء سلامت 0
javad mohammadi department of environmental health engineering, school of public health, zanjan university of medical sciences, zanjan, iran mehdi mohammadi national institute of genetic engineering and biotechnology (nigeb), tehran, iran mohammad reza mehrasbi department of environmental health engineering, school of public health, zanjan university of medical sciences, zanjan, iran mazyar peyda department of environmental health engineering, school of public health, zanjan university of medical sciences, zanjan, iran

background: enzymes are well known as sensitive catalysts in the laboratory and industrial scale. to improve their properties and for using their significant potential in various reactions as a useful catalyst the stability of enzymes can often require improvement. enzymes immobilization on solid supports such as epoxy- functionalized ferric silica nanocomposite can be effective way to improve ...

2016
Julien Kiener Ovidiu Ersen Julien Parmentier Samuel Bernard André Ayral Philippe Miele

Nanocomposites of ordered mesoporous carbon associated with chromium nitride (CrN) or vanadium nitride (VN) nanoparticles were obtained by a simple one-pot synthesis based on the solvent evaporation induced self-assembly (EISA) process using Pluronic triblock surfactant as soft-template and a phenol-based resin (resol) as carbon precursor. These nanocomposites were characterized by X-ray diffra...

Journal: :Nanotechnology 2013
Junsu Park Gil-Pyo Kim Inho Nam Soomin Park Jongheop Yi

Silicon nanoparticles trapped in an ordered mesoporous carbon composite were prepared by a one-step self-assembly with solvent evaporation using the triblock copolymer Pluronic F127 and a resorcinol-formaldehyde polymer as the templating agent and carbon precursor respectively. Such a one-pot synthesis of Si/ordered mesoporous carbon nanocomposite is suitable for large-scale synthesis. Characte...

A. Jegan. A. Ramasubbu S. Saravanan S. Vasanthkumar,

The magnetite (Fe3O4) – agar nanocomposite was prepared by co-precipitation of Fe (III) and Fe (II) ions for the first time. The obtained samples were characterized by x-ray diffraction, Fourier-transform infrared spectroscopy, scanning electron microscopy and transmission electron microscopy. FT-IR results confirm the formation of Fe3O4 nanoparticles...

A. Jegan. A. Ramasubbu S. Saravanan S. Vasanthkumar,

The magnetite (Fe3O4) – agar nanocomposite was prepared by co-precipitation of Fe (III) and Fe (II) ions for the first time. The obtained samples were characterized by x-ray diffraction, Fourier-transform infrared spectroscopy, scanning electron microscopy and transmission electron microscopy. FT-IR results confirm the formation of Fe3O4 nanoparticles...

2014
Kadem MERAL Önder METİN

We report a facile method to produce a magnetically separable graphene oxide–magnetite nanocomposite (GO–Fe3O4) and its adsorption performance in methylene blue (MB) removal from aqueous solution. The GO–Fe3O4 nanocomposite was synthesized by a solution-phase self-assembly method including the incorporation of monodisperse Fe3O4 nanoparticles (NPs) and GO in a dimethylformamide/chloroform mixtu...

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