Journal of Inorganic Materials, Volume. 35, Issue 2, 158(2020)

Titanium Modified by Copper Ion Implantation: Anti-bacterial and Cellular Behaviors

Kun-Qiang LI1...2, Yu-Qin QIAO1, and Xuan-Yong LIU12,* |Show fewer author(s)
Author Affiliations
  • 1The State Key Lab of High Performance Ceramics and Superfine Microstructure, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China
  • 2Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(7)
    Surface SEM morphologies of samples under low (a-d) and high (e-h) magnification
    Cu 2p high-resolution XPS spectra at the surface (a, c, e) and the interior at 30 nm depth (b, d, f) of various samples
    Water contact angles of samples’ surfaces (a), Tafel curves of samples in 0.9wt% NaCl solution (b), and Cu ions release of samples after immersion in PBS for 1, 4, 7 and 14 d (c)
    SEM morphologies of E. coli (a,c,e) and S. aureus (b,d,f) cultured on various samples(a,b), bacterial colonies on agar culture plates(c,d) and fluorescence intensities of Alamar blue for bacterias cultured on various samples (e,f)
    Fluorescence intensities of alamar Blue for rBMSCs (a) and HUVECs (b) cultured on different sample surfaces for 1, 4, and 7 d
    • Table 1. Instrumental parameters of Cu-PⅢ

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      Table 1. Instrumental parameters of Cu-PⅢ

      ParametersTargetCathodic arc
      Pulsing frequency /Hz1010
      Voltage pulse duration /μs500500
      Implantation Voltage /kV-30-
      Pressure /Pa5×10-3-
    • Table 2. Cu contents at the surfaces of various samples explored with XPS

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      Table 2. Cu contents at the surfaces of various samples explored with XPS

      SampleCu-1hCu-2hCu-3h
      Cu content/at%2.545.125.99
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    Kun-Qiang LI, Yu-Qin QIAO, Xuan-Yong LIU. Titanium Modified by Copper Ion Implantation: Anti-bacterial and Cellular Behaviors[J]. Journal of Inorganic Materials, 2020, 35(2): 158

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    Paper Information

    Category: RESEARCH PAPER

    Received: Mar. 9, 2019

    Accepted: --

    Published Online: Jan. 27, 2021

    The Author Email: LIU Xuan-Yong (xyliu@mail.sic.ac.cn)

    DOI:10.15541/jim20190105

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