{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Shen J"],"funding":["National Natural Science Foundation of China","Yunnan Provincial Science and Technology Department"],"pagination":["3504-3513"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9060307"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["9(7)"],"pubmed_abstract":["Amphiphilic ionic liquids, 1-alkyl-3-methylimidazolium chloride (C <sub><i>n</i></sub> mimCl with <i>n</i> = 10, 12, 14, 16) were firstly used as modifiers to construct a self-assembly bilayer on the surface of iron oxide nanoparticles for generation of highly stable, water-based magnetic fluids. Subsequently, a magnet-driven mesoporous silica was synthesized by <i>in situ</i> self-assembly in the bilayer C <sub><i>n</i></sub> mimCl-stabilized magnetic fluid using the C<sub>16</sub>mimCl as template and tetraethylorthosilicate (TEOS) as silicon source <i>via</i> a hydrothermal synthesis and following calcination procedure. A systematic study was carried out addressing the influence of the alkyl chain length of C <sub><i>n</i></sub> mimCl in the primary and secondary layers on the stability of magnetic fluids. The characterization of TEM, XRD, VSM, electrophoresis experiments, TGA and DTA showed that stable water-based magnetic fluids can be synthesized based on the assembly of the well-defined bilayer-C <sub><i>n</i></sub> mimCl structure with long-chain C<sub>16</sub>mimCl as secondary layer on the magnetite (Fe<sub>3</sub>O<sub>4</sub>) nanoparticles. The results of small and wide-angle XRD, TEM, VSM, and N<sub>2</sub> absorption experiments indicated that the nano-scale magnetic Fe<sub>3</sub>O<sub>4</sub> particles were inlayed into hexagonal <i>p</i>6<i>mm</i> mesoporous silica (MCM-41 type) framework. Importantly, it was found that the obtained Fe<sub>3</sub>O<sub>4</sub>/MCM-41 was an appropriate adsorbent for the adsorption of rhodamine B and methylene blue from their aqueous solution. In addition, the adsorbent could be separated and reclaimed fleetly from the solution under external magnetic field."],"journal":["RSC advances"],"pubmed_title":["Multifunctional amphiphilic ionic liquid pathway to create water-based magnetic fluids and magnetically-driven mesoporous silica."],"pmcid":["PMC9060307"],"funding_grant_id":["2015FD014","21363029","21564018","21063017"],"pubmed_authors":["Shen J","He W","Wang T"],"additional_accession":[]},"is_claimable":false,"name":"Multifunctional amphiphilic ionic liquid pathway to create water-based magnetic fluids and magnetically-driven mesoporous silica.","description":"Amphiphilic ionic liquids, 1-alkyl-3-methylimidazolium chloride (C <sub><i>n</i></sub> mimCl with <i>n</i> = 10, 12, 14, 16) were firstly used as modifiers to construct a self-assembly bilayer on the surface of iron oxide nanoparticles for generation of highly stable, water-based magnetic fluids. Subsequently, a magnet-driven mesoporous silica was synthesized by <i>in situ</i> self-assembly in the bilayer C <sub><i>n</i></sub> mimCl-stabilized magnetic fluid using the C<sub>16</sub>mimCl as template and tetraethylorthosilicate (TEOS) as silicon source <i>via</i> a hydrothermal synthesis and following calcination procedure. A systematic study was carried out addressing the influence of the alkyl chain length of C <sub><i>n</i></sub> mimCl in the primary and secondary layers on the stability of magnetic fluids. The characterization of TEM, XRD, VSM, electrophoresis experiments, TGA and DTA showed that stable water-based magnetic fluids can be synthesized based on the assembly of the well-defined bilayer-C <sub><i>n</i></sub> mimCl structure with long-chain C<sub>16</sub>mimCl as secondary layer on the magnetite (Fe<sub>3</sub>O<sub>4</sub>) nanoparticles. The results of small and wide-angle XRD, TEM, VSM, and N<sub>2</sub> absorption experiments indicated that the nano-scale magnetic Fe<sub>3</sub>O<sub>4</sub> particles were inlayed into hexagonal <i>p</i>6<i>mm</i> mesoporous silica (MCM-41 type) framework. Importantly, it was found that the obtained Fe<sub>3</sub>O<sub>4</sub>/MCM-41 was an appropriate adsorbent for the adsorption of rhodamine B and methylene blue from their aqueous solution. In addition, the adsorbent could be separated and reclaimed fleetly from the solution under external magnetic field.","dates":{"release":"2019-01-01T00:00:00Z","publication":"2019 Jan","modification":"2025-04-04T09:10:00.849Z","creation":"2025-04-04T09:10:00.849Z"},"accession":"S-EPMC9060307","cross_references":{"pubmed":["35518100"],"doi":["10.1039/c8ra10065a"]}}