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金属学报 2009
MORPHOLOGICAL STABILITY OF GLOBULAR CRYSTAL DURING SEMI-SOLID PROCESSING
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Abstract:
With the intensive development of semisolid metal processing technology,an important near-net-shape processing technology,the interaction between melt flow and solidification microstructure becomes gradually one of the important fundamental research fields in materials science.The most important characteristic of semisolid processing is as follows:the solidification microstructure changes markedly under either mechanical stirring or electromagnetic stirring,from dendritic growth under traditional conditions...