One-step method to prepare core-shell magnetic nanocomposite encapsulating silver nanoparticles with superior catalytic and antibacterial activity.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2021.09.053
Abstract: A facile one-step method for synthesis of magnetic core-shell nanocomposite composed of h-Fe3O4 (hollow Fe3O4) core and stable PDA (polydopamine) shell with functional Ag NPs (silver nanoparticles) evenly distributed between them is developed. The h-Fe3O4@Ag/PDA… read more here.
Keywords: fe3o4 pda; pda; method; antibacterial activity ... See more keywords
Palladium nanoparticles anchored polydopamine-coated graphene oxide/Fe3O4 nanoparticles (GO/Fe3O4@PDA/Pd) as a novel recyclable heterogeneous catalyst in the facile cyanation of haloarenes using K4[Fe(CN)6] as cyanide source
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Industrial and Engineering Chemistry"
DOI: 10.1016/j.jiec.2020.06.030
Abstract: Abstract Pd(0) nanoparticles stabilized over polydopamine (PDA) capped magnetic GO/Fe3O4 nanocomposites (GO/Fe3O4@PDA/Pd) have been synthesized in variable Pd load following a post grafting approach. Pd has been reduced in situ by the functionalized PDA avoiding… read more here.
Keywords: fe3o4 pda; microscopy; pda; spectroscopy ... See more keywords
A thiol and magnetic polymer-based electrochemical sensor for on-site simultaneous detection of lead and copper in water
Sign Up to like & getrecommendations! Published in 2021 at "Microchemical Journal"
DOI: 10.1016/j.microc.2021.106493
Abstract: Abstract In this study, a magnetic electrochemical sensor, Fe3O4@PDA-DMSA, was triumphantly fabricated by covalently modifying dimercaptosuccinic acid (DMSA) around magnetic polydopamine (Fe3O4@PDA). PDA with many functional groups can act as the starting points for covalent… read more here.
Keywords: fe3o4 pda; magnetic polymer; electrochemical sensor; thiol magnetic ... See more keywords
Efficient removal of Cd(II) by core-shell Fe3O4@polydopamine microspheres from aqueous solution
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2019.111724
Abstract: Abstract In this study, the functional core-shell structure Fe3O4@PDA microspheres with strong saturation magnetism was successfully prepared by in-situ polymerization method. The microstructures, morphologies and chemical components of obtained samples were systematically analyzed. The maximum… read more here.
Keywords: removal; fe3o4 pda; core shell;
Removal of silver nanoparticles by mussel-inspired Fe3O4@ polydopamine core-shell microspheres and its use as efficient catalyst for methylene blue reduction
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep42773
Abstract: The removal of silver nanoparticles (AgNPs) from water is highly needed because of their increasing use and potential risk to the environment due to their toxic effects. Catalysis over AgNPs has received significant attention because… read more here.
Keywords: silver nanoparticles; fe3o4 pda; pda; mussel inspired ... See more keywords
Polydopamine as a bridge to decorate monodisperse gold nanoparticles on Fe3O4 nanoclusters for the catalytic reduction of 4-nitrophenol
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra09373j
Abstract: Herein, gold nanoparticles (Au NPs) were decorated on magnetic Fe3O4 nanoclusters@polydopamine nanocomposites (Fe3O4@PDA NCs) through a direct and green reduction method. The morphology was investigated via transmission electronic microscopy (TEM), Fourier transform infrared spectroscopy (FTIR),… read more here.
Keywords: fe3o4 nanoclusters; reduction; fe3o4 pda; pda ... See more keywords
Janus-like Fe3O4/PDA vesicles with broadening microwave absorption bandwidth
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Chemistry C"
DOI: 10.1039/c8tc02556h
Abstract: Microstructural design of the magnetic composites with ultra-wide microwave absorption bandwidth has been attracting extensive attention in the fields of both electromagnetic shielding and radar stealth, but it still remains a great challenge. Herein, asymmetric… read more here.
Keywords: absorption; fe3o4 pda; pda vesicles; microwave absorption ... See more keywords
Facile synthesis of silver nanocatalyst decorated Fe3O4@PDA core–shell nanoparticles with enhanced catalytic properties and selectivity
Sign Up to like & getrecommendations! Published in 2022 at "RSC Advances"
DOI: 10.1039/d1ra09187e
Abstract: In this work, we have successfully prepared core–shell nanoparticles (Fe3O4@PDA) wrapped with Ag using a simple and green synthesis method. Without an external reducing agent, silver nanoparticles (Ag NPs) with good dispersibility were directly reduced… read more here.
Keywords: shell nanoparticles; core shell; synthesis; fe3o4 pda ... See more keywords
Highly Efficient Regioselective Decanoylation of Hyperoside Using Nanobiocatalyst of Fe3O4@PDA-Thermomyces lanuginosus Lipase: Insights of Kinetics and Stability Evaluation
Sign Up to like & getrecommendations! Published in 2020 at "Frontiers in Bioengineering and Biotechnology"
DOI: 10.3389/fbioe.2020.00485
Abstract: The immobilization of Thermomyces lanuginosus lipase on polydopamine-functionalized Fe3O4 magnetic nanoparticles (Fe3O4@PDA-TLL) as a nanobiocatalyst was successfully performed for the first time, and the Fe3O4@PDA-TLL was used for regioselective acylation of natural hyperoside with vinyl… read more here.
Keywords: fe3o4 pda; thermomyces lanuginosus; lanuginosus lipase; fe3o4 ... See more keywords
Preparation of Fe3O4@PDA@Au@GO Composite as SERS Substrate and Its Application in the Enrichment and Detection for Phenanthrene
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13010128
Abstract: In this study, highly active Fe3O4@PDA@Au@GO surface-enhanced Raman spectroscopy (SERS) active substrate was synthesized for application in the enrichment and detection of trace polycyclic aromatic hydrocarbons (PAHs) in the environment. The morphology and structure were… read more here.
Keywords: spectroscopy; application enrichment; detection; fe3o4 pda ... See more keywords
Surface-Enhanced Raman Spectroscopic Investigation of PAHs at a Fe3O4@GO@Ag@PDA Composite Substrates
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13081253
Abstract: A method for surface-enhanced Raman spectroscopy (SERS) sensing of polycyclic aromatic hydrocarbons (PAHs) is reported. Fe3O4@PDA@Ag@GO is developed as the SERS substrate prepared by classical electrostatic attraction method based on the enrichment of organic compounds… read more here.
Keywords: spectroscopy; surface enhanced; fe3o4 pda; enhanced raman ... See more keywords