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Laser interference additive manufacturing ordered Cu microstructure

delete2023-04-01
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PRE
AI
M
Miaomiao Yu
Z
Zhankun Weng *
J
Jing Hu
S
Shenzhi Wang
T
Tong Liu
Z
Zhengxun Song
H
Hongmei Xu
Z
Zuobin Wang
DOI:10.1016/j.apsusc.2022.156312delete
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Abstract

Abstract

En 中文
Here, we explored a novel additive manufacturing method on microscale for metal, carrying out direct laser interference lithography technique under the liquid phase. 3D ordered Cu microstructures with a spatial period of 12 mu m could be obtained by this method using the nanosecond laser at the wavelength of 1064 nm with a pulse duration of 5-8 ns. Therefore, the phenomenon of the molten interconnected between Cu2O particles become obvious gradually with the increase of the laser fluence. Furthermore, the height of the microstructure can be tuned by pulse number at the constant laser fluence, which was confirmed by optical microscopy. Finally, the effective method is represented for the additive manufacturing of 3D ordered metal microstructure, which can avoid the environmental pollution by metal microparticles.
Keywords:
Direct laser interference patterning
Additive manufacturing
3D ordered Cu microstructure

Journal

Applied Surface Science cover
Applied Surface Science
IF:
6.9
Papers:
6.1W
Citations:
19.4W

Organization

C
changchun university of science & technology
Scholars:
6.5K
Papers: 4.2K
Citations: 3