نتایج جستجو برای: Coprecipitation, Magnetic properties, Hyperthermia

تعداد نتایج: 1177551  

Cobalt ferrite (CoFe2 O4 ) nanoparticles have attracted significantly attentions for spintronics, recording media and bioapplications due to their unique magnetic and chemical properties. In this work, single phase CoFe2 O4 nanoparticles were synthesized at various coprecipitation temperatures (60, 80 and 90 °C) without post calcination. The effects of oleic acid as surfactant on the microstruc...

محمدی بنهی, سید تقی, منوچهری, سهراب, یوسفی, محمدحسن,

Magnesium-manganese ferrite nanopowders (MgxMn1-xFe2O4, x=0.0 up to 1 with step 0.2) were prepared by coprecipitation method. The as-prepared samples were pressed with hydrolic press to form a pellet and were sintered in 900, 1050 and 1250˚C. Scanning Tunneling Microscope (STM) images showed the particle size of powders about 17 nm. The X-ray patterns confirmed the formation of cubic single pha...

Cobalt ferrite nanoparticles (CoFe2O4) are well known for some distinctive characteristics such as high magnetic permeability and coercive force, good saturation magnetization, excellent physical, and chemical stability, which make them so attractive for magnetic storage, magnetic resonance imaging (MRI), drug delivery, optical-magnetic equipment, radar absorbing materials...

2013
Tomohiro Iwasaki Ryo Nakatsuka Kenya Murase Hiroshige Takata Hideya Nakamura Satoru Watano

This paper presents a simple method for the rapid synthesis of magnetite/hydroxyapatite composite particles. In this method, superparamagnetic magnetite nanoparticles are first synthesized by coprecipitation using ferrous chloride and ferric chloride. Immediately following the synthesis, carbonate-substituted (B-type) hydroxyapatite particles are mechanochemically synthesized by wet milling dic...

Journal: :journal of ultrafine grained and nanostructured materials 0
ibrahim sharifi nanotechnology and advance materials department, materials and energy research center (merc), p.o. box 31787-316, karaj, iran. ali zamanian nanotechnology and advance materials department, materials and energy research center (merc), p.o. box 31787-316, karaj, iran. aliasghar behnamghader nanotechnology and advance materials department, materials and energy research center (merc), p.o. box 31787-316, karaj, iran.

magnetic nanoparticles attracted a great deal of attention in the medical applications due to their unique properties. the most exceptional property of magnetic particles is their response to a magnetic force, and this property has been utilized in applications such as drug targeting, bioseparation, contrast agents in magnetic resonance imaging (mri) and heating mediators for cancer therapy. in...

2007
Chia-Yu Lin Kuo-Chuan Ho

Superparamagnetic magnetite nanoparticles (MNPs), Fe3O4, were synthesized via the modified coprecipitation method. The morphology of these MNPs is polyhedral. The particle size of MNPs ranged from 20 to 100 nm. For combined hyperthermia and thermoresponsive drug delivery applications, the heating element, MNPs, in the core of drug carriers should increase the temperature of the target up to 43 ...

Journal: :Processes 2023

Core–shell nanoparticles are functional materials with tailored properties, able to improve the requirements of various applications. Both core and shell components can be inorganic or organic, there numerous studies in this field regarding their synthesis methods, This review aims study core–shell nanostructures Fe3O4 cores different types, observing antibacterial anticancer properties. By typ...

Journal: :Nucleation and Atmospheric Aerosols 2021

Magnetic fluid based on local iron sand using virgin coconut oil (VCO) as a natural surfactant is magnetic that has good biocompatible properties. Fe3O4/VCO preparation was successfully synthesized the coprecipitation method. The Fe3O4 nanoparticles obtained were characterized by XRD and SEM. results showed particle size 11.28 nm. These well confirmed SEM characterization, which 11.34 FTIR char...

Ali Zamanian, Aliasghar Behnamghader Ibrahim Sharifi,

Magnetic nanoparticles attracted a great deal of attention in the medical applications due to their unique properties. The most exceptional property of magnetic particles is their response to a magnetic force, and this property has been utilized in applications such as drug targeting, bioseparation, contrast agents in magnetic resonance imaging (MRI) and heating mediators for cancer therapy. In...

Bagher Goldoost, Ramin karimian

Introduction: hyperthermia using different methods such as microwave and magnetic waves is one of the methods to treat cancer. In this method, iron and magnetic nanoparticles are used to increase the temperature and increase the effect of hyperthermia as auxiliary treatment with chemotherapy and radiotherapy. In this study, the role of iron and magnetic nanoparticles have been ...

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