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关于在面中心立方材料的双胞胎相关的谷物边界工程中控制谷物边界特征分布的审查
Yu-Qing Zhang1, Guo-Zheng Quan1, Jiang Zhao1
1Chongqing Key Laboratory of Advanced Mold Intelligent Manufacturing, School of Material Science and Engineering, Chongqing University, Chongqing 400044, China.
Materials (Basel, Switzerland)
|July 14, 2023
概括
谷物边界工程 (GBE) 通过控制谷物边界特征分布 (GBCD) 来优化面中心立方体 (FCC) 金属. 本综述详细介绍了通过结合相关的GBE来控制GBCD的方法,以提高材料性能.
科学领域:
- 材料科学 材料科学 材料科学
- 金工业是金工业的一个方面.
背景情况:
- 谷物边界工程 (GBE) 对于通过控制微观结构来增强面中心立方体 (FCC) 金属的性能至关重要.
- 与双胞胎相关的GBE引入了丰富的特殊双胞胎边界,破坏了随机边界网络.
- 由于对加工参数的敏感性,控制谷物边界特征分布 (GBCD) 仍然具有挑战性.
研究的目的:
- 在FCC材料中提供一个全面的审查,以控制在双胞胎关系中的GBE期间的GBCD.
- 阐明GBCD优化的理论,机制和目标.
- 讨论处理参数对双胞胎相关微观结构及其演变的影响.
主要方法:
- 对与双胞胎关系相关的GBE理论框架的审查.
- 对GBCD优化微观机制的分析.
- 讨论初始微观结构和热机械处理 (TMP) 路径的影响.
- 突出了用于双密度预测的动力学模型的发展.
主要成果:
- 详细检查处理参数如何影响与双胞胎相关的微观结构.
- 确定影响GBCD演变的关键因素.
- 证明GBE在提高机械性能和耐腐蚀性方面的有效性.
- 对双胞胎密度的预测模型的探索.
结论:
- 有效控制GBCD是可以通过优化结合相关的GBE策略来实现的.
- 了解处理-微观结构关系对于GBCD控制至关重要.
- 与结合相关的GBE为设计具有优越的谷物边界依赖性质的FCC材料提供了显著的潜力.
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