Results 21 to 30 of about 2,328,050 (301)

Spinel Magnetic Iron Oxide Nanoparticles: Properties, Synthesis and Washing Methods

open access: yesApplied Sciences, 2022
Nanoparticles have experienced increasing interest over the past three decades owing to the development of new synthesis methods and the adaptation of analysis tools with spatial resolutions below one micrometer.
Thomas Girardet   +5 more
doaj   +1 more source

Green Synthesis of Iron Oxide Nanoparticles Using Hibiscus rosa sinensis Flowers and Their Antibacterial Activity

open access: yesJournal of Nanotechnology, 2022
Iron oxide nanoparticles (α- Fe2O3) were synthesized using an unconventional, eco-friendly technique utilizing a Hibiscus rosa sinensis flower (common name, China rose) extract as a reducer and stabilizer agent. The microwave method was successfully used
F. Buarki   +3 more
doaj   +1 more source

Environmental oxidative aging of iron oxide nanoparticles [PDF]

open access: yesApplied Physics Letters, 2018
The environmental aging of functional iron oxide nanomaterials, especially those used in biomedical applications, may have significant consequences for both their mechanism of action and their safety profile. However, to date, there has been no way to systematically measure this property, and the problem has been largely overlooked. We show here that a
Lara K. Bogart   +2 more
openaire   +2 more sources

Evaluation of Antibacterial Activity of Iron Oxide Nanoparticles Against Escherichia coli [PDF]

open access: yesInternational Journal of Basic Science in Medicine, 2017
Introduction: Considering the usefulness of metal oxide nanoparticles in biology and biomedicine, iron oxide nanoparticles were biosynthesized using bioresource engineering to evaluate its antibacterial activity against Escherichia coli.
Mehrdad Khatami   +9 more
doaj   +1 more source

Synthesis and heating effect of iron/iron oxide composite and iron oxide nanoparticles [PDF]

open access: yesSPIE Proceedings, 2007
Fe/Fe oxide nanoparticles, in which the core consists of metallic Fe and the shell is composed of Fe oxides, were obtained by reduction of an aqueous solution of FeCl3 within a NaBH4 solution, or, using a water-in-oil micro-emulsion with CTAB as the surfactant.
Q, Zeng   +4 more
openaire   +2 more sources

Microfluidic Synthesis of Iron Oxide Nanoparticles [PDF]

open access: yesNanomaterials, 2020
Research efforts into the production and application of iron oxide nanoparticles (IONPs) in recent decades have shown IONPs to be promising for a range of biomedical applications. Many synthesis techniques have been developed to produce high-quality IONPs that are safe for in vivo environments while also being able to perform useful biological ...
Matthew James   +3 more
openaire   +3 more sources

Sophorolipids-functionalized iron oxide nanoparticles [PDF]

open access: yesPhys. Chem. Chem. Phys., 2013
Functional iron oxide nanoparticles (NP) have been synthesized in a one and a two-step method using a natural functional glycolipid belonging to the family of sophorolipids (SL). These compounds, whose open acidic form is highly suitable for nanoparticle stabilization, are readily obtained by a fermentation process of the yeast Candida bombicola ...
Baccile, Niki   +3 more
openaire   +3 more sources

Iron Nanoparticles Open Up New Directions for Promoting Healing in Chronic Wounds in the Context of Bacterial Infection

open access: yesPharmaceutics, 2023
Metal nanoparticles play an outstanding role in the field of wound healing due to their excellent properties, and the significance of iron, one of the most widely used metals globally, cannot be overlooked.
Zhaoyu Lu   +4 more
doaj   +1 more source

Iron Oxide Fe3O4 Nanoparticles for Electromagnetic Shielding [PDF]

open access: yes, 2023
Magnetic iron oxide nanoparticles (Fe3O4) can be dispersed in a supporting material so that the composite can better respond to electromagnetic fields, absorbing a part of their energy.
Sparavigna, Amelia Carolina   +2 more
core   +2 more sources

Iron Oxide Nanoparticles in Photothermal Therapy [PDF]

open access: yesMolecules, 2018
Photothermal therapy is a kind of therapy based on increasing the temperature of tumoral cells above 42 °C. To this aim, cells must be illuminated with a laser, and the energy of the radiation is transformed in heat. Usually, the employed radiation belongs to the near-infrared radiation range.
Joan Estelrich, Maria Antònia Busquets
openaire   +4 more sources

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