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

Yansheng Yao; Zhangsen Ge; Qingbo Chen; Jianping Tang; Yiyuan Zhang

doi:10.3788/LOP57.111409

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

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

Yansheng Yao^1,3、*, Zhangsen Ge^1,2, Qingbo Chen¹, Jianping Tang^1,2, 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)

Fig. 1. 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

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Fig. 2. 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

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Fig. 3. XPS spectrum of raw surface and linear structure surface after processing

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Fig. 4. 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

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Fig. 5. 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

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Fig. 6. Potential polarization curve before and after processing

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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

Material	Elastic strainlimit /%	Density /(g·c $\begin{matrix} {m^{-}}^{3} \end{matrix}$ )	Fracture toughness /(MPa·m^-1/2)	Young's modilus /GPa	Vickershardness /GPa	Yieldingstrength /MPa
Zr₆₁Ti₂Cu₂₅Al₁₂	2	6.43	130	83	4.90	1600
Ti6Al4V	0.7	4.38	83	110	3.62	860
316L SS	0.3	7.93	100	210	3.34	460-690

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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

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

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

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

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