Articles with "doped iron" as a keyword



Precision‐Engineered Cobalt‐Doped Iron Oxide Nanoparticles: From Octahedron Seeds to Cubical Bipyramids for Enhanced Magnetic Hyperthermia

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202414719

Abstract: Despite notable advancements, the significantly improved yet suboptimal heating efficiency of current magnetic nanoparticles hinders the effectiveness of systemically delivered magnetic hyperthermia in reducing tumor size or halting growth. Addressing this challenge, the seed‐and‐growth thermal… read more here.

Keywords: cobalt doped; magnetic hyperthermia; hyperthermia; doped iron ... See more keywords

Designing Fe8-N2 Catalytic Sites of Nitrogen-Doped Iron-Based Nanoparticles with Oxidase-Like Activity: Characterization, Calculation and Application.

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Published in 2024 at "ChemSusChem"

DOI: 10.1002/cssc.202400252

Abstract: Designing metal nanoparticles with oxidase-mimicking capabilities has garnered significant attention due to their promising attributes. However, understanding the intricate catalytic mechanisms underlying these nanoparticles poses a formidable challenge. In this study, a straightforward pyrolysis procedure… read more here.

Keywords: based nanoparticles; nanoparticles oxidase; nitrogen doped; doped iron ... See more keywords

Insight from X-ray Absorption Spectroscopy to Octahedral/Tetrahedral Site Distribution in Sm-Doped Iron Oxide Magnetic Nanoparticles

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b12797

Abstract: A set of Sm-doped iron oxide magnetic nanoparticles (FexOy NPs) of different sizes as an example of ferromagnetic NPs at room temperature was synthesized by microware-assisted methods. Powder X-ray diffraction and transmission electron microscopy showed… read more here.

Keywords: iron oxide; doped iron; spectroscopy; oxide magnetic ... See more keywords

Cu-Doped Iron Oxide for the Efficient Electrocatalytic Nitrate Reduction Reaction.

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Published in 2023 at "Nano letters"

DOI: 10.1021/acs.nanolett.2c04949

Abstract: The electrochemical nitrate reduction reaction (NO3RR) is a promising alternative synthetic route for sustainable ammonia (NH3) production, because it not only eliminates nitrate (NO3-) from water but also produces NH3 under mild operating conditions. However,… read more here.

Keywords: reaction; nitrate reduction; doped iron; reduction reaction ... See more keywords

Electrochemically Active Mn-Doped Iron Hexacyanoferrate as the Cathode Material in Sodium-Ion Batteries.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c07779

Abstract: In this work, for the performance enhancement of iron hexacyanoferrate, an electrochemically active Mn-doped iron hexacyanoferrate cathode is fabricated via a bottom-up approach. It is found that the pre-treatment of interstitial water and appropriate Mn… read more here.

Keywords: active doped; electrochemically active; iron; iron hexacyanoferrate ... See more keywords

Sulfide (H2S) Corrosion Modeling of Cr-Doped Iron (Fe) Using a Molecular Modeling Approach

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.2c05615

Abstract: This work presents the use of density functional theory to study the adsorption/dissociation mechanism of the H2S molecule at the Cr-doped iron (Fe(100)) surface. It is observed that H2S is weakly adsorbed on Cr-doped Fe;… read more here.

Keywords: h2s corrosion; sulfide h2s; doped iron; corrosion ... See more keywords

Zn2+ Ion Surface Enrichment in Doped Iron Oxide Nanoparticles Leads to Charge Carrier Density Enhancement

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Published in 2018 at "ACS Omega"

DOI: 10.1021/acsomega.8b02411

Abstract: Here, we report the development of monodisperse Zn-doped iron oxide nanoparticles (NPs) with different amounts of Zn (ZnxFe3–xO4, 0 < x < 0.43) by thermal decomposition of a mixture of zinc and iron oleates. The… read more here.

Keywords: iron oxide; oxide nanoparticles; doped iron; iron ... See more keywords

High-efficiency and safe sulfur-doped iron oxides for magnetic resonance imaging-guided photothermal/magnetic hyperthermia therapy.

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Published in 2020 at "Dalton transactions"

DOI: 10.1039/d0dt00297f

Abstract: Heat therapy is a promising therapeutic modality for cancer treatment due to the minimum adverse effects of selective local hyperthermia; however, the low heating efficiency of heat therapy under safe conditions is an issue for… read more here.

Keywords: hyperthermia; magnetic hyperthermia; iron oxides; doped iron ... See more keywords

Gadolinium-doped iron oxide nanoparticles induced magnetic field hyperthermia combined with radiotherapy increases tumour response by vascular disruption and improved oxygenation

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Published in 2017 at "International Journal of Hyperthermia"

DOI: 10.1080/02656736.2017.1308019

Abstract: Abstract The gadolinium-doped iron oxide nanoparticles (GdIONP) with greater specific power adsorption rate (SAR) than Fe3O4 was developed and its potential application in tumour therapy and particle tracking were demonstrated in transgenic adenocarcinoma of the… read more here.

Keywords: gadolinium doped; vascular disruption; hyperthermia; iron oxide ... See more keywords

Ce-Doped Iron Oxide Anticorrosive Coatings: Effect of c(Ce4+):c(Fe3+) Ratio on Structure, Morphology, and Coating Anticorrosion Performance

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Published in 2024 at "Crystals"

DOI: 10.3390/cryst14110923

Abstract: Utilizing hydrothermal methods, Ce-doped iron oxide nanoparticles were synthesized from precursor solutions under different c(Ce4:c(Fe3+) precursor solutions. The effects of the c(Ce4+):c(Fe3+) ratio in the precursor solutions on the nanoparticle morphology and nanoparticle structure of… read more here.

Keywords: ce4 fe3; iron oxide; doped iron;

Cerium-Doped Iron Oxide Nanorod Arrays for Photoelectrochemical Water Splitting

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27249050

Abstract: In this work, a simple one-step hydrothermal method was employed to prepare the Ce-doped Fe2O3 ordered nanorod arrays (CFT). The Ce doping successfully narrowed the band gap of Fe2O3, which improved the visible light absorption… read more here.

Keywords: doped iron; cerium doped; nanorod arrays; water splitting ... See more keywords