Articles with "fe3o4 graphene" as a keyword



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Sonochemical synthesis of magnetic Fe3O4/graphene nanocomposites for label-free electrochemical biosensors

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Published in 2020 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-020-04102-2

Abstract: This work reports on sonochemical synthesis of carbon paste electrodes modified with magnetic Fe3O4/graphene nanocomposites as a label-free electrochemical biosensor for prostate-specific antigen detection. To optimize their properties as a biosensor, the compositions of both… read more here.

Keywords: detection; fe3o4 graphene; graphene nanocomposites; graphene ... See more keywords
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Magnetic solid-phase extraction of imatinib and doxorubicin as cytostatic drugs by Fe3O4/graphene oxide nanocomposite

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Published in 2017 at "Journal of the Iranian Chemical Society"

DOI: 10.1007/s13738-017-1108-y

Abstract: AbstractMagnetic solid-phase extraction based on Fe3O4/graphene oxide nanocomposites was investigated for the separation, preconcentration and determination of imatinib and doxorubicin in aqueous solutions. Synthesis of Fe3O4/graphene oxide was characterized by transmission electron microscopy, energy-dispersive X-ray… read more here.

Keywords: graphene oxide; extraction; fe3o4 graphene; imatinib doxorubicin ... See more keywords
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Fe3O4/graphene oxide/Fe4[Fe(CN)6]3 nanocomposite for high performance electromagnetic interference shielding

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Published in 2021 at "Ceramics International"

DOI: 10.1016/j.ceramint.2020.12.291

Abstract: Abstract Carbon based materials have attracted much attention due to their high conductivity and shielding properties. In the present investigation, Fe4[Fe(CN)6]3 (Prussian blue), graphene oxide (GO) and magnetite (Fe3O4) nanocomposite was prepared and their electromagnetic… read more here.

Keywords: fe4 nanocomposite; oxide fe4; graphene; graphene oxide ... See more keywords
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Fe3O4/graphene aerogels: A stable and efficient persulfate activator for the rapid degradation of malachite green.

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Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.126402

Abstract: Encapsulation metal oxides into carbon frameworks is a good strategy to synthesis high activity and stable catalyst. Here, Fe3O4 nanoparticles (∼20 nm) were firmly encapsulated in the graphene aerogels by a simple and environmentally friendly method… read more here.

Keywords: degradation; graphene aerogels; fe3o4 graphene; malachite green ... See more keywords
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Extraction of four endocrine-disrupting chemicals using a Fe3O4/graphene oxide/di-(2-ethylhexyl) phosphoric acid nano-composite, and their quantification by HPLC-UV

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Published in 2020 at "Microchemical Journal"

DOI: 10.1016/j.microc.2020.104964

Abstract: Abstract A Fe3O4/graphene oxide/di-(2-ethylhexyl) phosphoric acid nano-composite was prepared and characterized using the several techniques. The prepared nano-composite was employed as an innovative adsorbent for magnetic solid-phase extraction (MSPE) of phenol, bisphenol A, methyl paraben,… read more here.

Keywords: graphene oxide; extraction; hplc; nano composite ... See more keywords
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Enhanced sonocatalytic degradation of organic dyes from aqueous solutions by novel synthesis of mesoporous Fe3O4-graphene/ZnO@SiO2 nanocomposites.

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Published in 2018 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2017.09.034

Abstract: Fe3O4-graphene/ZnO@mesoporous-SiO2 (MGZ@SiO2) nanocomposites was synthesized via a simple one pot hydrothermal method. The as-obtained samples were investigated using various techniques, as follows: scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD), and specific… read more here.

Keywords: microscopy; fe3o4 graphene; sio2; graphene zno ... See more keywords
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Highly efficient magnetic separation of organic dyes from liquid water utilizing Fe3O4@graphene composites

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Published in 2019 at "Materials Research Express"

DOI: 10.1088/2053-1591/ab38fd

Abstract: The Fe3O4@graphene composites were prepared by a simple hydrothermal strategy for efficient removal of organic dyes from liquid water. The effects of solution pH, contact time, adsorbent dosage and initial dye concentration on the adsorption… read more here.

Keywords: water; graphene; graphene composites; adsorption ... See more keywords
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A novel electrochemical immunosensor based on Fe3O4@graphene nanocomposite modified glassy carbon electrode for rapid detection of Salmonella in milk.

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Published in 2022 at "Journal of dairy science"

DOI: 10.3168/jds.2021-21121

Abstract: Foods contaminated by foodborne pathogens have always been a great threat to human life. Herein, we constructed an electrochemical immunosensor for Salmonella detection by using a Fe3O4@graphene modified electrode. Because of the excellent electrical conductivity… read more here.

Keywords: graphene; immunosensor; salmonella; detection ... See more keywords
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Electrochemical Sensing of H2O2 by Employing a Flexible Fe3O4/Graphene/Carbon Cloth as Working Electrode

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Published in 2023 at "Materials"

DOI: 10.3390/ma16072770

Abstract: We report the synthesis of Fe3O4/graphene (Fe3O4/Gr) nanocomposite for highly selective and highly sensitive peroxide sensor application. The nanocomposites were produced by a modified co-precipitation method. Further, structural, chemical, and morphological characterization of the Fe3O4/Gr… read more here.

Keywords: h2o2; carbon cloth; carbon; fe3o4 graphene ... See more keywords