Effect of Nanosecond Laser-Induced Micro-Nanostructures on Biocompatibility of Zr-Based Bulk Metallic Glasses

Jiao Yang; He Weifeng; Shangguan Long; Zhou Liucheng; Luo Sihai; Nie Xiangfan

doi:10.3788/CJL202047.1102007

Chinese Journal of Lasers, Volume. 47, Issue 11, 1102007(2020)

Effect of Nanosecond Laser-Induced Micro-Nanostructures on Biocompatibility of Zr-Based Bulk Metallic Glasses

Jiao Yang^1、*, He Weifeng¹, Shangguan Long², Zhou Liucheng¹, Luo Sihai¹, and Nie Xiangfan¹

¹Science and Technology on Plasma Dynamics Laboratory, Aeronautics Engineering College, Air Force Engineering University, Xi''an, Shaanxi 710043, China

²Orthopedics Department, Jingyang County Hospital, Shaanxi Province, Xianyang, Shaanxi 713700, China

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Figures & Tables(9)

Fig. 1. Nanosecond laser system and schematic of surface textures (dimple and groove)

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Fig. 2. Surface 3D morphologies of different Zr-based bulk metallic glasses. (a) Original sample; (b) dimple-textured sample; (c) groove-textured sample

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Fig. 3. Scanning electron microscope images of different Zr-based bulk metallic glasses surfaces. (a)(b) Original sample; (c)(d) dimple-textured sample; (e)(f) groove-textured sample

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Fig. 4. Cell viability of MG-63 cells cultured on different Zr-based bulk metallic glasses surfaces for 24 h (AC: original sample, GT: groove-textured sample, DT: dimple-textured)

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Fig. 5. Distribution and morphology of MG-63 cells on different Zr-based bulk metallic glasses samples surfaces. (a) Original sample; (b) groove-textured sample; (c) dimple-textured sample

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Table 1. Main chemical composition of Vitreloy 105 Zr-based bulk metallic glasses
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Table 1. Main chemical composition of Vitreloy 105 Zr-based bulk metallic glasses
Element Zr Cu Ni Al Ti
Volume fraction /% 52.8 17.6 14.8 9.9 4.9

Table 2. Laser parameters for the fabrication of two surface micro-nano structures
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Table 2. Laser parameters for the fabrication of two surface micro-nano structures
Parameter Value
Wavelength /nm 1064
Spot diameter /μm 32
Pulse duration /ns 220
Frequency /kHz 20
Laser fluence /(J·cm^-2) 30
Track distance /μm 90
Scanning speed /(mm·s^-1) 0 (dimples)200 (grooves)

Table 3. Dimensions of surface textures and surface roughness of different samples
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Table 3. Dimensions of surface textures and surface roughness of different samples
Sample Surfaceroughness /μm Depth /μm Diameter orwidth /μm
Dimple-textured 0.21 2.44 32.23
Groove-textured 3.54 10.2 28.6
Original 0.065 - -

Table 4. Chemical composition of different Zr-based bulk metallic glasses surfaces
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Table 4. Chemical composition of different Zr-based bulk metallic glasses surfaces
Sample Atomic fraction /%
C O Zr Cu Ni Al Ti
Original 58.89 28.58 4.77 0.76 0.44 5.69 0.87
Dimple-textured 72.87 18.23 1.33 0.83 0.36 5.69 0.70
Groove-textured 75.46 17.12 1.08 0.73 0.38 4.58 0.66

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Jiao Yang, He Weifeng, Shangguan Long, Zhou Liucheng, Luo Sihai, Nie Xiangfan. Effect of Nanosecond Laser-Induced Micro-Nanostructures on Biocompatibility of Zr-Based Bulk Metallic Glasses[J]. Chinese Journal of Lasers, 2020, 47(11): 1102007

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Paper Information

Category: laser manufacturing

Received: May. 18, 2020

Accepted: --

Published Online: Nov. 2, 2020

The Author Email: Yang Jiao (young_joeafeu@163.com)

DOI:10.3788/CJL202047.1102007

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Main chemical composition of Vitreloy 105 Zr-based bulk metallic glasses

Table 1. Main chemical composition of Vitreloy 105 Zr-based bulk metallic glasses

Table 2. Laser parameters for the fabrication of two surface micro-nano structures

Table 2. Laser parameters for the fabrication of two surface micro-nano structures

Table 3. Dimensions of surface textures and surface roughness of different samples

Table 3. Dimensions of surface textures and surface roughness of different samples

Table 4. Chemical composition of different Zr-based bulk metallic glasses surfaces

Table 4. Chemical composition of different Zr-based bulk metallic glasses surfaces