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铝合金基石墨复合材料的阻尼行为

, PP. 39-43

Keywords: 复合材料,石墨,阻尼,位错,应变振幅效应

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Abstract:

用内耗技术研究了石墨颗粒/铝硅复合材料的低频阻尼行为,考查了阻尼对石墨含量、测量频率、温度和应变振帽的依赖关系以及相应的弹性模量的变化,比较了铸态和挤压变形复合材料的阻尼特征.对其阻尼机制作了初步的探讨.

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