Laser & Optoelectronics Progress, Volume. 57, Issue 11, 111409(2020)

Surface Characteristics of Medical Zr-Based Bulk Metallic Glass Processed by Femtosecond Laser

Yansheng Yao1,3、*, Zhangsen Ge1,2, Qingbo Chen1, Jianping Tang1,2, and Yiyuan Zhang2
Author Affiliations
  • 1College of Mechanical and Electrical Engineering, Anhui Jianzhu University, Hefei, Anhuui 230601, China
  • 2Micro-Nano Engineering Laboratory, University of Science and Technology of China, Hefei, Anhui 230022, China
  • 3Key Laboratory of Intelligent Manufacturing of Construction Machinery, Hefei, Anhui 230601, China
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    Figures & Tables(7)
    SEM images of the surface of a linear structure prepared under a power of 50 mW, a scanning speed of 2 mm/s, and a spacing of 100 μm. (a) Linear structure surface; (b)(c) partial enlargement
    Measurement images of contact angle of water droplets before, directly after fabrication, and three months after fabrication. (a) Unpolished surface; (b) linear structure surface; (c) unpolished surface after 3 months; (d) surface of the linear structure after 3 months
    XPS spectrum of raw surface and linear structure surface after processing
    XPS spectrum and its peak distribution of different elements on unpolished surface. (a) O 1s; (b) C 1s; (c) Zr 3d; (d) Cu 2p; (e) Al 2p; (f) Ti 2p
    XPS spectrum and its peak distribution diagram of different elements on the surface of linear structure after 3 months. (a) O 1s; (b) C 1s; (c) Zr 3d; (d) Cu 2p; (e) Al 2p; (f) Ti 2p
    Potential polarization curve before and after processing
    • Table 1. Performance comparison between Zr61Ti2Cu25Al12 and existing commonly used implant materials

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      Table 1. Performance comparison between Zr61Ti2Cu25Al12 and existing commonly used implant materials

      MaterialElastic strainlimit /%Density /(g·cm-3)Fracture toughness /(MPa·m-1/2)Young's modilus /GPaVickershardness /GPaYieldingstrength /MPa
      Zr61Ti2Cu25Al1226.43130834.901600
      Ti6Al4V0.74.38831103.62860
      316L SS0.37.931002103.34460-690
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    Yansheng Yao, Zhangsen Ge, Qingbo Chen, Jianping Tang, Yiyuan Zhang. Surface Characteristics of Medical Zr-Based Bulk Metallic Glass Processed by Femtosecond Laser[J]. Laser & Optoelectronics Progress, 2020, 57(11): 111409

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Apr. 8, 2020

    Accepted: May. 20, 2020

    Published Online: Jun. 2, 2020

    The Author Email: Yao Yansheng (y.ys@163.com)

    DOI:10.3788/LOP57.111409

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