Additive manufacturing of metals: Microstructure evolution and multistage control
As a revolutionary industrial technology, additive manufacturing creates objects by adding
materials layer by layer and hence can fabricate customized components with an …
materials layer by layer and hence can fabricate customized components with an …
[HTML][HTML] Additive manufactured high entropy alloys: A review of the microstructure and properties
High entropy alloys (HEAs) are promising multi-component alloys with unique combination
of novel microstructures and excellent properties. However, there are still certain limitations …
of novel microstructures and excellent properties. However, there are still certain limitations …
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 …
Thermodynamics-guided alloy and process design for additive manufacturing
In conventional processing, metals go through multiple manufacturing steps including
casting, plastic deformation, and heat treatment to achieve the desired property. In additive …
casting, plastic deformation, and heat treatment to achieve the desired property. In additive …
Inhibiting cracking and improving strength for additive manufactured AlxCoCrFeNi high entropy alloy via changing crystal structure from BCC-to-FCC
Hot cracking in laser powder bed fused (LPBF) Al x CoCrFeNi high entropy alloys (HEAs)
plague the production of high strength parts. Here we show that the body-centered cubic …
plague the production of high strength parts. Here we show that the body-centered cubic …
Segregation engineering of grain boundaries of a metastable Fe-Mn-Co-Cr-Si high entropy alloy with laser-powder bed fusion additive manufacturing
Laser-powder bed fusion (L-PBF) additive manufacturing offers unprecedented
microstructural fine-tuning capabilities. Naturally, benefitting from such capability requires …
microstructural fine-tuning capabilities. Naturally, benefitting from such capability requires …
Cracking mechanism of Hastelloy X superalloy during directed energy deposition additive manufacturing
Metal additive manufacturing (AM) offers promising potential in the production of
components with geometric complex or customized structure and outstanding properties, but …
components with geometric complex or customized structure and outstanding properties, but …
Towards stacking fault energy engineering in FCC high entropy alloys
Abstract Stacking Fault Energy (SFE) is an intrinsic alloy property that governs much of the
plastic deformation mechanisms observed in fcc alloys. While SFE has been recognized for …
plastic deformation mechanisms observed in fcc alloys. While SFE has been recognized for …
A precipitation strengthened high entropy alloy with high (Al+ Ti) content for laser powder bed fusion: Synergizing in trinsic hot cracking resistance and ultrahigh …
Additive manufacturing (AM) is a highly promising technique for producing near-net-shape
high-value aerospace components with intricate geometries. However, due to the …
high-value aerospace components with intricate geometries. However, due to the …
Recent progress in high-entropy alloys for laser powder bed fusion: Design, processing, microstructure, and performance
Laser powder bed fusion (LPBF), as the most commercialized metal additive manufacturing
technique, is tantalizing the metallurgical community owing to its capabilities of directly …
technique, is tantalizing the metallurgical community owing to its capabilities of directly …