Phase-field modelling of microstructural evolution in primary crystallization

P Bruna, E Pineda, JI Rojas, D Crespo - Journal of Alloys and Compounds, 2009 - Elsevier
One of the main routes to obtain nanostructured materials is through the primary
crystallization of metallic glasses. In such transformations, crystallites with a different
composition than the amorphous precursor grow with a diffusion-controlled regime. Particle
growth is slowed and eventually halted by the impingement between the concentration
gradients of surrounding particles. Primary crystallization kinetics is not well described by
the KJMA equation, and this fact was generally ascribed to both the soft-impingement effect …

Phase-field modelling of microstructural evolution in primary crystallization

P Bruna Escuer, E Pineda Soler, D Crespo Artiaga - 2007 - upcommons.upc.edu
One of the main routes to obtain nanostructured materials is through the primary
crystallization of metallic glasses. In such transformations, crystallites with a different
composition than the amorphous precursor grow with a diffusion-controlled regime. Particle
growth is slowed and eventually halted by the impingement between the concentration
gradients of surrounding particles. Primary crystallization kinetics is not well described by
the KJMA equation, and this fact was generally ascribed to both the soft-impingement effect …
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