Lack‑of‑Fusion Porosity Defects Formation Mechanism in Laser Powder Bed Fusion Additive Manufacturing

Yan Shi; Dengsong Wei

doi:10.3788/CJL230568

Chinese Journal of Lasers, Volume. 50, Issue 20, 2002303(2023)

Lack‑of‑Fusion Porosity Defects Formation Mechanism in Laser Powder Bed Fusion Additive Manufacturing

Yan Shi^1,2、* and Dengsong Wei^1,2

¹School of Electromechanical Engineering, Changchun University of Science and Technology, Changchun 130022, Jilin, China

²National Base of International Science and Technology Cooperation for Optics, Changchun 130022, Jilin, China

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Yan Shi, Dengsong Wei. Lack‑of‑Fusion Porosity Defects Formation Mechanism in Laser Powder Bed Fusion Additive Manufacturing[J]. Chinese Journal of Lasers, 2023, 50(20): 2002303

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Paper Information

Category: Laser Additive Manufacturing

Received: Feb. 27, 2023

Accepted: Apr. 3, 2023

Published Online: Sep. 20, 2023

The Author Email: Shi Yan (shiyan@cust.edu.cn)

DOI:10.3788/CJL230568

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology