نتایج جستجو برای: Nanocomposite magnetic particles

تعداد نتایج: 496479  

Journal: :iranian journal of biotechnology 2015
forough toubi abdolkhalegh deezagi gurvinder singh mohammad ali oghabian seyed safa ali fatemi

background: multifunctional core-shell magnetic nanocomposite particles with tunable characteristics have been paid much attention for biomedical applications in recent years. a rational design and suitable preparation method must be employed to be able to exploit attractive properties of magnetic nanocomposite particles.objectives: herein, we report on a simple approach for the synthesis of ma...

آرپنائی, ایوب, توبی, فروغ, دیزجی, عبدالخالق, عقابیان, محمدعلی, فاطمی, سید صفا علی,

Background and purpose: One of the most important challenges in nanomedicine is timely diagnosis and effective treatment of chronic disease. The aim of this research was to synthesize and characterize 3-layered magnetic silica nanocomposite with simultaneous application as a contrast agent in magnetic resonance imaging (MRI) and for drug delivery. Materials and methods: In this research, magne...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2010
abdolmajid bayandori moghaddam samanesadat hosseini jalil badraghi aghdas banaei

cofe2o4 magnetic nano particles (mnps) were synthesized by an efficient method in aqueous medium with the particle sizes of about 20-50 nm. then, a hybrid nanocomposite of polyaniline (pani)-cofe2o4 mnps has been electrodeposited directly on a stainless steel wire by the potentiostatic method. microscopic images of electrodeposited pani and pani-cofe2o4 nanocomposite coatings were obtained by s...

Background: Multifunctional core-shell magnetic nanocomposite particles with tunable characteristics have been paid much attention for biomedical applications in recent years. A rational design and suitable preparation method must be employed to be able to exploit attractive properties of magnetic nanocomposite particles. Objectives: Herein, we report on a simple approach for the synthesis of m...

2011
Zaneta Swiatkowska-Warkocka Kenji Kawaguchi Hongqiang Wang Yukiko Katou Naoto Koshizaki

Spherical iron oxide nanocomposite particles composed of magnetite and wustite have been successfully synthesized using a novel method of pulsed laser irradiation in ethyl acetate. Both the size and the composition of nanocomposite particles are controlled by laser irradiation condition. Through tuning the laser fluence, the Fe3O4/FeO phase ratio can be precisely controlled, and the magnetic pr...

Journal: :Journal of the American Chemical Society 2007
Sudhanshu Srivastava Bappaditya Samanta Brian J Jordan Rui Hong Qijun Xiao Mark T Tuominen Vincent M Rotello

Magnetic (FePt) and nonmagnetic (Au) nanoparticles were used to assemble ferritin into near-monodisperse bionanocomposites featuring regular interparticle spacing. The FePt/ferritin assemblies are integrated magnetic materials with ferritin providing added magnetic volume fraction to the magnetic nanocomposite. These assemblies differ from either of their constituent particles in terms of block...

2017
Wensheng Xie Qin Gao Dan Wang Wei Wang Jie Yuan Zhenhu Guo Hao Yan Xiumei Wang Xiaodan Sun Lingyun Zhao

PURPOSE With the wide recognition of oncostatic effect of melatonin, the current study proposes a potential breast cancer target multimodality treatment based on melatonin-loaded magnetic nanocomposite particles (Melatonin-MNPs). METHODS Melatonin-MNPs were fabricated by the single emulsion solvent extraction/evaporation method. RESULTS Based on the facilitated transport of melatonin by the...

2011
Tao Zhou Dandan Cheng Maojun Zheng Li Ma Wenzhong Shen

A novel Co/InP magnetic semiconductor nanocomposite was fabricated by electrodeposition magnetic Co nanoparticles into n-type porous InP templates in ethanol solution of cobalt chloride. The content or particle size of Co particles embedded in porous InP increased with increasing deposition time. Co particles had uniform distribution over pore sidewall surface of InP template, which was differe...

2011
X. Y. Xiong S. Rubanov

The microstructure and compositions of the bulk nanocomposite SmCo/Fe permanent magnet were studied using transmission electron microscopy and 3-dimensional atom probe techniques. The excellent magnetic properties were related to the uniform nanocomposite structure with nanometer a-Fe particles uniformly distributed in the SmCo phase matrix. The a-Fe phase contained 26 at% Co, and the SmCo phas...

Abdolmajid Bayandori Moghaddam, Aghdas Banaei Jalil Badraghi Samanesadat Hosseini

CoFe2O4 Magnetic Nano Particles (MNPs) were synthesized by an efficient method in aqueous medium with the particle sizes of about 20-50 nm. Then, a hybrid nanocomposite of polyaniline (PANI)-CoFe2O4 MNPs has been electrodeposited directly on a stainless steel wire by the potentiostatic method. Microscopic images of electrodeposited PANI and PANI-C...

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