Material-structure-performance integrated laser-metal additive manufacturing

D Gu, X Shi, R Poprawe, DL Bourell, R Setchi, J Zhu - Science, 2021 - science.org
BACKGROUND Metallic components are the cornerstone of modern industries such as
aviation, aerospace, automobile manufacturing, and energy production. The stringent …

Additive manufacturing of nickel-based superalloys: A state-of-the-art review on process-structure-defect-property relationship

A Mostafaei, R Ghiaasiaan, IT Ho, S Strayer… - Progress in Materials …, 2023 - Elsevier
Fusion-based additive manufacturing (AM) has significantly grown to fabricate Nickel-based
superalloys with design freedom across multiple length scales. Several phenomena such as …

[HTML][HTML] Additive manufacturing of structural materials

G Liu, X Zhang, X Chen, Y He, L Cheng, M Huo… - Materials Science and …, 2021 - Elsevier
Additive manufacturing (AM), also known as three-dimensional (3D) printing, has boomed
over the last 30 years, and its use has accelerated during the last 5 years. AM is a materials …

Defects and anomalies in powder bed fusion metal additive manufacturing

A Mostafaei, C Zhao, Y He, SR Ghiaasiaan… - Current Opinion in Solid …, 2022 - Elsevier
Metal additive manufacturing is a disruptive technology that is revolutionizing the
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …

Critical instability at moving keyhole tip generates porosity in laser melting

C Zhao, ND Parab, X Li, K Fezzaa, W Tan, AD Rollett… - Science, 2020 - science.org
Laser powder bed fusion is a dominant metal 3D printing technology. However, porosity
defects remain a challenge for fatigue-sensitive applications. Some porosity is associated …

Review on the correlation between microstructure and mechanical performance for laser powder bed fusion AlSi10Mg

L Zhao, L Song, JGS Macías, Y Zhu, M Huang… - Additive …, 2022 - Elsevier
As important structural materials widely used in aerospace and automotive industries,
aluminum alloys are perfect candidates for development of laser metal additive …

Role of porosity defects in metal 3D printing: Formation mechanisms, impacts on properties and mitigation strategies

S Wang, J Ning, L Zhu, Z Yang, W Yan, Y Dun, P Xue… - Materials Today, 2022 - Elsevier
Abstract Metal 3D printing (3DP), a state-of-the-art manufacturing technology that brings the
potential to fabricate complex structures at low cost and reduced energy consumption, has …

Keyhole fluctuation and pore formation mechanisms during laser powder bed fusion additive manufacturing

Y Huang, TG Fleming, SJ Clark, S Marussi… - Nature …, 2022 - nature.com
Keyhole porosity is a key concern in laser powder-bed fusion (LPBF), potentially impacting
component fatigue life. However, some keyhole porosity formation mechanisms, eg, keyhole …

Recent progress on additive manufacturing of multi-material structures with laser powder bed fusion

D Wang, L Liu, G Deng, C Deng, Y Bai… - Virtual and Physical …, 2022 - Taylor & Francis
Laser powder bed fusion (LPBF) additive manufacturing has been advancing in the
fabrication of metallic multi-material structures with intricate structures and refined material …

Machine learning for metal additive manufacturing: predicting temperature and melt pool fluid dynamics using physics-informed neural networks

Q Zhu, Z Liu, J Yan - Computational Mechanics, 2021 - Springer
The recent explosion of machine learning (ML) and artificial intelligence (AI) shows great
potential in the breakthrough of metal additive manufacturing (AM) process modeling, which …