Journal ArticleDOI
Effect of initial pH and temperature of iron salt solutions on formation of magnetite nanoparticles
TLDR
In this paper, the effect of initial pH and temperature of iron salt solutions on formation of magnetite (Fe3O4) nanoparticles during co-precipitation was reported.About:
This article is published in Materials Chemistry and Physics.The article was published on 2007-05-15. It has received 287 citations till now. The article focuses on the topics: Magnetite & Ferric.read more
Citations
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Journal ArticleDOI
Study of the structural phase transformation of iron oxide nanoparticles from an Fe2+ ion source by precipitation under various synthesis parameters and temperatures
Andris Šutka,Santa Lagzdina,Tanel Käämbre,Rainer Pärna,Vambola Kisand,Janis Kleperis,Mikhail Maiorov,Arvo Kikas,I. Kuusik,Dmitrijs Jakovlevs +9 more
TL;DR: In this article, magnetite nanoparticles were precipitated from a pure aqueous ferrous salt solution in an air atmosphere, and the morphology, crystalline phase purity and magnetic properties of the obtained powders were studied by X-Ray powder diffraction (XRD), scanning electron microscopy (SEM), Differential thermal analysis (DTA), X-ray photoelectron spectroscopy (XPS), XAS and Vibrating sample magnetometer (VSM).
Journal ArticleDOI
Study on iron oxide nanoparticles coated with glucose-derived polymers for biomedical applications
Dumitru-Daniel Herea,H. Chiriac,Nicoleta Lupu,Marian Grigoras,George Stoian,Bogdan Stoica,Tudor Petreus +6 more
TL;DR: In vitro cytotoxicity evaluation pointed out that a relatively high concentration of polymer-coated magnetic nanoparticles (GDP-MNPs) did not induce severe cell alteration, suggesting a good biocompatibility.
Journal ArticleDOI
Effect of the polymeric coating over Fe3O4 particles used for magnetic separation
Raúl Terrazas Reza,Carlos Alberto Martinez Perez,Claudia A. Rodríguez González,Humberto Monreal Romero,Perla E. García Casillas +4 more
TL;DR: In this paper, the synthesis of magnetite nanoparticles by two variant chemical coprecipitation methods that involve reflux and aging conditions was investigated and the influence of the synthesis conditions on particle size, morphology, magnetic properties and protein adsorption were studied.
Journal ArticleDOI
Green chemistry preparation of superparamagnetic nanoparticles containing Fe3O4 cores in biochar
Muhammad Yahya Khan,Antonio S. Mangrich,Antonio S. Mangrich,Antonio S. Mangrich,Juliana Schultz,Fábio dos Santos Grasel,Ney Mattoso,D. H. Mosca +7 more
TL;DR: In this article, the synthesis of superparamagnetic iron oxide (Fe 3 O 4 ) nanoparticles in biochar obtained from the condensed tannin extract of Acacia mearnsii, using a single-step process that is compliant with the principles of green chemistry.
Journal ArticleDOI
Synthesis of ferrofluids based on cobalt ferrite nanoparticles: Influence of reaction time on structural, morphological and magnetic properties
TL;DR: In this article, a co-precipitation method was used to synthesize cobalt ferrite (CoFe2O4) nanoparticles at different reaction times (0.5-6.5h).
References
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Book
Introduction to Magnetic Materials
B. D. Cullity,C. D. Graham +1 more
TL;DR: In this paper, the authors present materials at the practical rather than theoretical level, allowing for a physical, quantitative, measurement-based understanding of magnetism among readers, be they professional engineers or graduate-level students.
Journal ArticleDOI
Ultra-large-scale syntheses of monodisperse nanocrystals.
Jongnam Park,Kwangjin An,Yosun Hwang,Je-Geun Park,Han-Jin Noh,Jae Young Kim,Jae-Hoon Park,Nong-Moon Hwang,Taeghwan Hyeon +8 more
TL;DR: This work is able to synthesize as much as 40 g of monodisperse nanocrystals in a single reaction, without a size-sorting process, and the particle size could be controlled simply by varying the experimental conditions.
Journal ArticleDOI
Monodisperse MFe2O4 (M = Fe, Co, Mn) Nanoparticles
Shouheng Sun,Hao Zeng,David B. Robinson,Simone Raoux,Philip M. Rice,Shan X. Wang,Guanxiong Li +6 more
TL;DR: As-synthesized iron oxide nanoparticles have a cubic spinel structure as characterized by HRTEM, SAED, and XRD and can be transformed into hydrophilic ones by adding bipolar surfactants, and aqueous nanoparticle dispersion is readily made.
PatentDOI
Molecular ruler for scaling down nanostructures
Paul S. Weiss,Anat Hatzor +1 more
TL;DR: A method of constructing <30-nanometer structures in close proximity with precise spacings is presented that uses the step-by-step application of organic molecules and metal ions as size-controlled resists on predetermined patterns, such as those formed by electron-beam lithography.
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