Journal of Inorganic Materials, Volume. 37, Issue 9, 983(2022)

Photo/Magnetic Thermal Fe2SiO4/Fe3O4 Biphasic Bioceramic and Its Composite Electrospun Membrane: Preparation and Antibacterial

Lili SHENG1...2 and Jiang CHANG12,* |Show fewer author(s)
Author Affiliations
  • 11. State Key Laboratory of High Performance Ceramics and Superfine Microstructure, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China
  • 22. Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(11)
    TG-DTA curves of gel powders tested in (a) air and (b) argon atmosphere
    XRD patterns of FF products calcined at 800 ℃ in different atmospheres
    Magnetothermal and photothermal properties of powder products after being calcined under different conditions (a) Magnetic analysis results; (b) Results of thermal performance of different powders under alternating magnetic field intensity of 506 kHz at 837 A·m-1; (c) Photothermal performance of different powders under 808 nm near-infrared light irradiation at a density of 0.36 W·cm-2. FF-1: the product obtained by calcining without argon gas; FF-2-FF-4: the product obtained by calcining with argon gas at 10, 25 and >25 kPa in the furnace, respectively. 1 emu=103 A·m-1, 1 Oe=1000/4π A/m
    Particle size characterization of FF-2 powders
    SEM and TEM images of FF-2 powders
    Morphologies of composite electrospun membranes with different FF-2 powder compositing amounts
    Photothermal and magnetothermal properties of composite membranes with different powder contents
    Cytocompatibility of FG-30 composite electrospun membranes
    Combined photo/magneto-thermal inhibition of S.aureus by FG-30 composite membrane
    • Table 1. Ion release of powders prepared under different conditions after 24 h being submersed in cell culture medium ECM

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      Table 1. Ion release of powders prepared under different conditions after 24 h being submersed in cell culture medium ECM

      PowderFe ion/(μg·mL-1) Silicate ion/(μg·mL-1)
      FF-143.9670.12
      FF-228.3740.23
      FF-313.6227.16
      FF-45.7612.68
    • Table 2. Ion release properties of composite electrospun films with different powder contents in cell culture medium ECM

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      Table 2. Ion release properties of composite electrospun films with different powder contents in cell culture medium ECM

      Powder content/%Fe ion/(μg·mL-1) Silicate ion/(μg·mL-1)
      000
      100.050.27
      200.131.45
      300.322.76
      400.615.98
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    Lili SHENG, Jiang CHANG. Photo/Magnetic Thermal Fe2SiO4/Fe3O4 Biphasic Bioceramic and Its Composite Electrospun Membrane: Preparation and Antibacterial [J]. Journal of Inorganic Materials, 2022, 37(9): 983

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Oct. 25, 2021

    Accepted: --

    Published Online: Jan. 12, 2023

    The Author Email: CHANG Jiang (jchang@mail.sic.ac.cn)

    DOI:10.15541/jim20210659

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