A mechanistic explanation of shrinkage porosity in laser powder bed fusion additive manufacturing

Author:

Frieden Templeton WilliamORCID,Hinnebusch ShawnORCID,Strayer Seth T.,To Albert C.,Pistorius P. Chris,Narra Sneha PrabhaORCID

Funder

National Aeronautics and Space Administration

Carnegie Mellon University

Publisher

Elsevier BV

Subject

Metals and Alloys,Polymers and Plastics,Ceramics and Composites,Electronic, Optical and Magnetic Materials

Reference57 articles.

1. The role of process variables in laser-based direct metal solid freeform fabrication;Beuth;Laser Process.,2001

2. Laser powder bed fusion: a state-of-the-art review of the technology, materials, properties & defects, and numerical modelling;Chowdhury;J. Mater. Res. Technol.,2022

3. Probabilistic framework for defect tolerant fatigue assessment of AM parts applied to a space component;Romano;ASTM Int. Mater. Perform. Charact.,2019

4. Importane of build design parameters to the fatigue strength of Ti6AL4V in electron beam melting additive manufacturing;Ghods;Materials,2022

5. Formation processes for large ejecta and interactions with melt pool formation in powder bed fusion additive manufacturing;Nassar;Sci. Rep.,2019

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