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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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糊状区变形及浓度再分布的模拟实验
, PP. 352-358
Keywords: 糊状区变形,溶质再分布.宏观偏析
Abstract:
用丁二腈-丙酮合金实验研究试样变形开始时间、初始厚度及变形量对枝晶变形及溶质再分布的影响.结果表明,枝晶变形满足幂次大于1的能量函数关系枝晶变形能力主要与变形时糊状区固相分数有关从糊状区挤出的液相相对浓度与固相分数、变形比率成线性关系.实验结果对建立糊状区变形与宏观偏析数学模型及优化连铸液芯压下工艺有意义.
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