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科学通报  2013 

相场模拟与材料基因组计划

DOI: 10.1360/csb2013-58-35-3638, PP. 3638-3641

Keywords: 材料基因组计划,相场,微观组织,CALPHAD,软件

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Abstract:

预测和调控材料的组织演变是材料科学和工程的“圣杯”.许多重要工程材料的设计均是通过控制其相变和组织演变过程来实现的,例如通过固态形核析出反应提高镍基高温合金和铝基时效强化合金的机械性能,通过控制铁电晶体的相变达到其介电和机电效应的耦合以及通过马氏体相变得到形状记忆合金的记忆效应等.相场法已成为模拟多种材料三维组织演变的一种可选方法.本文将简要论述相场法在材料基因组工程中有望发挥的潜在作用.

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