The physics of alloy solidification during additive manufacturing (AM) in methods such as laser powder bed fusion (LPBF), electron beam powder bed fusion (EPBF), and laser …
The localized thermal characteristics, solidification parameters and the corresponding microstructure depend highly on the process parameters in the laser powder-fed additive …
H Wang, Y Zou - International Journal of Heat and Mass Transfer, 2019 - Elsevier
Metal additive manufacturing (AM) techniques, particularly laser powder-bed methods, have shown tremendous advantages for producing high-value, complex, and customized …
Nucleation and grain growth during metal additive manufacturing (AM) still remain debatable since the nature of rapid melting and solidification induced by laser-powder …
A major limitation of additive manufacturing (AM) processes is that local conditions of material deposition frequently lead to unintentional heterogeneities in microstructure and …
L Wang, Q Guo, L Chen, W Yan - International Journal of Machine Tools …, 2023 - Elsevier
Metal additive manufacturing has seen extensive research and rapidly growing applications for its high precision, efficiency, flexibility, etc. However, the appealing advantages are still …
Process optimization for directed-energy-deposition, an industrial laser-based additive manufacturing technique, is a time-intensive endeavor for manufacturers. Herein we …
As a promising additive manufacturing technique, laser-based directed energy deposition has been widely applied in part fabrication, surface cladding, and part restoration. During …
Gaussian laser intensity profiles are standard in laser-based metal additive manufacturing, although recent work in single-layer melt tracks showed that beam shaping could offer a …