Advanced Solidification

Course content

Atom transfer at the solid-liquid interface; conditions for nucleation, rate of nucleus formation, interface structure. Morphological instability of a solid-liquid interface, perturbation analysis. Solidification microstructures; cells and dendrites, eutectic and peritectic, diffusion coupled growth, competitive growth of dendritic and eutectic phases. Solute redistribution; mass balance in directional solidification, microsegregation. Rapid solidification processing; general characteristics, production methods, microstructural effects.