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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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两种初始晶粒组织演变及准稳态的仿真研究
, PP. 635-638
Keywords: 晶粒长大,晶粒尺寸分布,准稳态
Abstract:
设计两种可由不同参量的Weibull尺寸分布函数表达的晶粒组织作为初始态,采用PottsMonteCarlo方法对它们进行晶粒长大过程的仿真.结果表明,进入准稳态长大阶段后,身份种组织的晶粒尺寸分布几乎同趋于另一种Weibull分布,而不是经典Hillert理论预测的Hillert(尺寸分布因子ν=4)分布.该准稳态的晶粒尺寸分布也可用ν<4的解析函数近似表示,从而为ν<4的准稳态晶粒尺寸分布的存在提供了仿真实验证据.
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