[HTML][HTML] Additive manufacturing of Ni-based superalloys: Residual stress, mechanisms of crack formation and strategies for crack inhibition

C Guo, G Li, S Li, X Hu, H Lu, X Li, Z Xu, Y Chen… - Nano Materials …, 2023 - Elsevier
The additive manufacturing (AM) of Ni-based superalloys has attracted extensive interest
from both academia and industry due to its unique capabilities to fabricate complex and high …

[HTML][HTML] Using deep neural network with small dataset to predict material defects

S Feng, H Zhou, H Dong - Materials & Design, 2019 - Elsevier
Deep neural network (DNN) exhibits state-of-the-art performance in many fields including
microstructure recognition where big dataset is used in training. However, DNN trained by …

Design approaches for printability-performance synergy in Al alloys for laser-powder bed additive manufacturing

RS Mishra, S Thapliyal - Materials & Design, 2021 - Elsevier
The unprecedented increase in component design space has led to significant focus on
fusion-based additive manufacturing (AM) technologies. The new design possibilities …

Revealing internal flow behaviour in arc welding and additive manufacturing of metals

L Aucott, H Dong, W Mirihanage, R Atwood… - Nature …, 2018 - nature.com
Internal flow behaviour during melt-pool-based metal manufacturing remains unclear and
hinders progression to process optimisation. In this contribution, we present direct time …

[HTML][HTML] Cracking in laser additively manufactured W: Initiation mechanism and a suppression approach by alloying

D Wang, Z Wang, K Li, J Ma, W Liu, Z Shen - Materials & design, 2019 - Elsevier
Cracking represents the main challenge for exploiting tungsten in additive manufacturing. In
this study, laser powder-bed-fusion technique was applied to additively manufacture …

Additive manufacturing of tungsten using directed energy deposition for potential nuclear fusion application

J Xie, H Lu, J Lu, X Song, S Wu, J Lei - Surface and Coatings Technology, 2021 - Elsevier
Building better nuclear fusion equipment with reduced cost is important for a sustainable
society. In this study, pure tungsten is deposited on different steel substrates by directed …

Laser polishing of additive manufactured tool steel components using pulsed or continuous-wave lasers

KC Yung, SS Zhang, L Duan, HS Choy… - The International Journal of …, 2019 - Springer
Tool steel has been widely used for injection molding and die-casting applications, as well
as functional components. Laser polishing could be very suitable for tool steel workpieces …

Enhanced mechanical properties and thermal stability in additively manufactured Al-Ni alloy by Sc addition

R Ding, J Deng, X Liu, Y Wu, Z Geng, D Li… - Journal of Alloys and …, 2023 - Elsevier
The trade-off between printability and performance of Al–Ni–Sc alloy fabricated by additive
manufacturing (AM) herein is demonstrated. By designing eutectic solidification, a crack-free …

Effect of solid solution elements on cracking susceptibility of Ni-based superalloys during additive manufacturing

X Zhang, Y Mu, N Lu, Q Li, S Chen, Y Zhou… - Journal of Materials …, 2024 - Elsevier
Alloy composition design usually contributes to eliminating cracking in Ni-based superalloys
during additive manufacturing (AM). However, a detailed understanding of each solid …

Liquid metal embrittlement cracking during resistance spot welding of galvanized Q&P980 steel

Z Ling, T Chen, L Kong, M Wang, H Pan… - Metallurgical and Materials …, 2019 - Springer
Resistance spot-welded galvanized ultrahigh-strength steels are sensitive to liquid metal
embrittlement (LME), which is manifested by surface cracks on the joints. LME occurs when …