徐祖耀

• 1:上海交通大学材料科学与工程学院

摘要(Abstract)：

刘文中,关于贝氏体形成机制,包括形核过程的文献很少被引述。作者(刘等)的主要论点为贝氏体铁素体以无扩散、非切变机制在奥氏体内贫碳区形核,并未引述形成贫碳区的必要条件。本文作者强调,在钢及铜合金中,不可能由Spinodal分解和位错偏聚形成贫溶质区。刘等的理念未得到先进理论观点和精细实验结果的支持。在刘文中,据此对临界核心大小和形核能的计算并无显著意义,期望青年学者对贝氏体相变机制作进一步研究。

关键词(KeyWords)： 贝氏体形核;扩散机制;切变机制;贫碳区

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 徐祖耀

DOI: 10.13289/j.issn.1009-6264.2012.02.031

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