Solidification in metal additive manufacturing: challenges, solutions, and opportunities
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 …
laser powder bed fusion (LPBF), electron beam powder bed fusion (EPBF), and laser …
Abnormal martensitic transformation and morphology induced by chemical heterogeneity in additively manufactured maraging steel
We report on the effect of chemical heterogeneity on martensitic transformation in a
maraging steel produced through laser-based directed energy deposition. Unlike …
maraging steel produced through laser-based directed energy deposition. Unlike …
A review of strategies to control process-induced cracks in metal additive manufacturing and remanufacturing
X Hong, T Liu, J Zhang, D Ding, L Yuan - Materials Today Communications, 2025 - Elsevier
In recent years, metal Additive manufacturing (AM) and remanufacturing (RM) have
increasingly penetrated various industrial sectors, driven by their potential to enhance …
increasingly penetrated various industrial sectors, driven by their potential to enhance …
Pulsed-wave laser additive manufacturing of CrCoNi medium-entropy alloys with high strength and ductility
One of the most popular medium-and high-entropy alloys is CrCoNi alloy, renowned for its
outstanding mechanical properties, particularly at cryogenic temperatures. However, further …
outstanding mechanical properties, particularly at cryogenic temperatures. However, further …
[HTML][HTML] Segregation-dislocation self-organized structures ductilize a work-hardened medium entropy alloy
B Guo, D Cui, Q Wu, Y Ma, D Wei, K LS R… - Nature …, 2025 - nature.com
Dislocations are the intrinsic origin of crystal plasticity. However, initial high-density
dislocations in work-hardened materials are commonly asserted to be detrimental to ductility …
dislocations in work-hardened materials are commonly asserted to be detrimental to ductility …
[HTML][HTML] Quantitative revealing the solute segregation behavior at melt pool boundary in additively manufactured stainless steel using a novel processing method for …
Laser-powder bed fusion (LPBF) enables the fabrication of complex metallic components by
manipulating various laser scan strategies to control microstructure and texture. Multiple …
manipulating various laser scan strategies to control microstructure and texture. Multiple …
[HTML][HTML] Unleashing the elastocaloric cooling potential of 3D-printed NiTi alloy with heterogeneous microstructures and Ni4Ti3 nanoparticles
Toward the development of elastocaloric (eC) refrigeration applications, this study examines
how Ni 4 Ti 3 nanoparticles improve the eC properties of laser powder bed-fused (LPBF) …
how Ni 4 Ti 3 nanoparticles improve the eC properties of laser powder bed-fused (LPBF) …
An additively manufactured heat-resistant Al-12Si alloy via introducing stable eutectic engineering
The poor microstructural stability of crack-free Al alloys synthesized via additive
manufacturing typically possesses poor heat resistance. In this work, a novel heat-resistant …
manufacturing typically possesses poor heat resistance. In this work, a novel heat-resistant …
A novel age-hardenable austenitic stainless steel with superb printability
Precipitation-hardened high strength alloys, such as nickel-based alloys, aluminum alloys
and stainless steels, are susceptible to hot cracking during 3D printing. This issue is typically …
and stainless steels, are susceptible to hot cracking during 3D printing. This issue is typically …
[HTML][HTML] Solute and phase heterogeneous distribution at different scales and its effect on ageing physical phenomena in a laser powder bed fusion produced …
Abstract The Laser Powder Bed Fusion process involves complex thermodynamic and heat
transfer mechanisms which results in a complicated understanding of the material's …
transfer mechanisms which results in a complicated understanding of the material's …