晶体相场模型作为一种新的模拟技术,较之传统的模拟方法(如分子动力学和标准相场模型)具有突出的优势,能够在原子长度尺寸和扩散时间尺度上模拟材料微观结构的演化过程.晶体相场模型在异质外延中的应用已取得很大进展.简述了纯物质和二元合金晶体相场模型,并且综述了晶体相场模型在异质外延中的研究现状,指明该模型的进一步研究方向及在外延薄膜中的应用.
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