A multiscale model is developed to investigate the evolution mechanisms of site-specific
grain structures during additive manufacturing (AM) of metallic alloys, using the selective …

Additive manufacturing of metallic alloys involves non-uniform temperature distributions and
rapid thermal cycles that result in microstructures featured with anisotropy, which differ …

Understanding the grain structure in metal additive manufacturing (MAM) builds is important
to improve the properties of MAM builds and the controllability of MAM processes. The …

Prediction of microstructures of additive manufactured materials is a significant research
focus to face the challenge of producing tailored components. In this work, a three …

A computational framework is developed to investigate the process-structure-property
relationship for additive manufacturing (AM) of Ti–6Al–4V alloy. The proposed model …

In this study, the microstructure evolution in the powder-bed electron beam additive
manufacturing (EBAM) process is studied using phase-field modeling. In essence, EBAM …

Additive manufacturing (AM) is of tremendous interest given its ability to realize complex,
non-traditional geometries in engineered structural materials. However, microstructures …

Grain structure control is challenging for metal additive manufacturing (AM). Grain structure
optimization requires the control of grain morphology with grain size refinement, which can …

Variability in the mechanical properties of additively manufactured metal parts is a key
concern for their application in service. One of the parameters affecting the above …

Additive manufacturing (AM) processes produce unique microstructures compared with
other manufacturing processes because of the large thermal gradient, high solidification rate …