Articles with "fe3o4" as a keyword



Enhanced Microwave Absorption: The Composite of Fe3O4 Flakes and Reduced Graphene Oxide with Improved Interfacial Polarization

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Published in 2020 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201901299

Abstract: Herein, to further improve the microwave absorption performance, the composite of Fe3O4 flakes and reduced graphene oxide (RGO/Fe3O4) via hydrothermal method followed by H2 reduction is rationally designed and synthesized. Compared with pure Fe3O4 flakes… read more here.

Keywords: composite fe3o4; flakes reduced; fe3o4; microwave absorption ... See more keywords

Adsorbing and Activating N2 on Heterogeneous Au–Fe3O4 Nanoparticles for N2 Fixation

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Published in 2019 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201906579

Abstract: Electrochemical nitrogen reduction reaction (NRR) is a promising approach to convert earth‐adundant N2 into highly value‐added NH3. Herein, it is demonstrated that the heterogeneous Au–Fe3O4 nanoparticles (NPs) can be adopted as highly efficient catalysts for… read more here.

Keywords: activating heterogeneous; heterogeneous fe3o4; fe3o4 nps; adsorbing activating ... See more keywords

Atomically Revealing Bulk Point Defect Dynamics in Hydrogen‐Driven γ‐Fe2O3 → Fe3O4 → FeO Transformation

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202519406

Abstract: Understanding how point defects in the bulk govern redox transformations is essential for advancing hydrogen‐based metal production and designing high‐performance oxide materials. This study reveals the atomic‐scale mechanisms driving hydrogen‐induced reduction of γ‐Fe2O3 to Fe3O4,… read more here.

Keywords: fe3o4; point; reduction; fe2o3 fe3o4 ... See more keywords
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Controlled Distributed Ti3C2Tx Hollow Microspheres on Thermally Conductive Polyimide Composite Films for Excellent Electromagnetic Interference Shielding

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Published in 2023 at "Advanced Materials"

DOI: 10.1002/adma.202211642

Abstract: Flexible multifunctional polymer‐based electromagnetic interference (EMI) shielding composite films have important applications in the fields of 5G communication technology, wearable electronic devices, and artificial intelligence. Based on the design of a porous/multilayered structure and using… read more here.

Keywords: fe3o4; hollow microspheres; ti3c2tx hollow; ti3c2tx ... See more keywords

Design, Preparation, Characterization, Density Functional Theory, and HOMO‐LUMO Perspective of Fe3O4@SiO2‐Pr‐NH‐IC as a New Nanomagnetic Chemosensor

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Published in 2025 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.7998

Abstract: In this research, the Fe3O4@SiO2‐Pr‐NH‐IC magnetic nanoparticles (MNPs) were synthesized based on Fe3O4 nanoparticles. Initially, Fe3O4 was coated with tetraethylorthosilicate (TEOS) to produce Fe3O4@SiO2, which was functionalized by the reaction with 3‐aminopropyl three‐methoxy silane (APTMS)… read more here.

Keywords: al3; homo lumo; fe3o4; fe3o4 sio2 ... See more keywords

Biodegradable magnetic-sensitive shape memory poly(ɛ-caprolactone)/Fe3O4 nanocomposites

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Published in 2018 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45652

Abstract: A novel biodegradable magnetic-sensitive shape memory poly(ɛ-caprolactone) nanocomposites, which were crosslinked with functionalized Fe3O4 magnetic nanoparticles (MNPs), were synthesized via in situ polymerization method. Fe3O4 MNPs pretreated with γ-(methacryloyloxy) propyl trimethoxy silane (KH570) were used… read more here.

Keywords: fe3o4; poly caprolactone; shape memory; shape ... See more keywords

The Influence of Cyanine 5.5 and Doxorubicin on Cell Cycle Arrest, Magnetic Resonance, and Near‐Infrared Fluorescence Optical Imaging for Fe3O4‐Encapsulated PLA‐TPGS Nanoparticles

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Published in 2024 at "ChemMedChem"

DOI: 10.1002/cmdc.202400586

Abstract: The combination of magnetic resonance imaging (MRI)/near‐infrared (NIR) fluorescence signals and chemotherapy agents has been developed for cancer diagnosis and treatment. In this work, we investigated the impacts of Cyanine 5.5 and Doxorubicin on cell… read more here.

Keywords: fe3o4; cyanine doxorubicin; cell cycle; cycle arrest ... See more keywords

4,5‐Imidazoledicarboxylic acid immobilized on Fe3O4 magnetic nanoparticles: Preparation, characterization, and application as a recyclable and efficient nanocatalyst in the sonochemical condensation reaction

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Published in 2018 at "Journal of The Chinese Chemical Society"

DOI: 10.1002/jccs.201700455

Abstract: A green synthesis of benzimidazole derivatives using recyclable magnetic 4,5-imidazoledicarboxylic is described. The magnetic 4,5-imidazoledicarboxylic (Fe3O4@ImDCA) nanocatalyst was characterized completely by infrared spectroscopy (FT-IR), energy-dispersive X-ray spectroscopy (EDX), scanning electron microscopy (SEM), and powder X-ray… read more here.

Keywords: imidazoledicarboxylic acid; fe3o4; reaction; nanocatalyst ... See more keywords

Fabrication of liquid crystal Fe3O4 composites and their magnetorheological properties

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Published in 2024 at "Polymers for Advanced Technologies"

DOI: 10.1002/pat.6349

Abstract: Some supramolecular polyacrylate‐based liquid crystal polymers (PLCPs) were prepared by polyacrylic acid, a liquid crystal monomer and 3,5‐pyridinedicarboxylic acid. Series of magnetic liquid crystal particles (Fe3O4@PLCPs) with core‐shell structure were prepared by modifying surface of… read more here.

Keywords: fe3o4; liquid crystal; settling stability; fe3o4 plcps ... See more keywords

Evaluating the performance of citric acid as stabilizer and doping agent in an environment friendly approach to prepare electromagnetic nanocomposite particles

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Published in 2018 at "Polymer Composites"

DOI: 10.1002/pc.24577

Abstract: The objective of this investigation is to find a less-expensive and less-toxic environmentally benign route for the preparation of magnetic PANI nanocomposite particles. For this citric acid, a weak organic tricarboxylic acid has been used… read more here.

Keywords: citric acid; stabilizer doping; doping agent; fe3o4 ... See more keywords

Activating Sodium Intercalation in Cation-Deficient Fe3O4 Through Mo Substitution.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202408212

Abstract: Magnetite (Fe3O4), a conversion-type anode material, possesses high capacity, cost-effectiveness and environmental friendliness, positioning it as a promising candidate for the large-scale energy storage applications. However, the multi-electron reactions in sodium-ion batteries face challenges originated… read more here.

Keywords: sodium intercalation; fe3o4; intercalation cation; structure ... See more keywords