在制过程中对石墨烯/铜复合材料的微结构演变和性能的影响
Ziyue Yang1, Fan Deng1, Zhang Tao1
1Grinm Metal Composites Technology Co., Ltd., Beijing 101400, China.
Materials (Basel, Switzerland)
|August 26, 2023
概括
优化石墨烯/铜复合材料的滚动参数是实现高强度,柔性和电导率的关键. 这项研究发现,85%的冷变形产生了优越的机械和电气性能,这是由于精制的粒度和对齐的石墨烯.
科学领域:
- 材料科学 材料科学 材料科学
- 复合材料 复合材料 复合材料
- 纳米技术纳米技术
背景情况:
- 滚动处理是制造高性能石墨烯/金属复合材料的一个有前途的方法.
- 同时优化这些复合材料的强度,可塑性和导电性仍然是一个挑战.
研究的目的:
- 为了研究滚动变形和温度对石墨烯/铜复合材料的影响.
- 了解微观结构的演变,界面结合和属性变化.
主要方法:
- 石墨烯/铜复合材料的现场生长.
- 使用不同变形和温度的滚动处理.
- 对微观结构,机械和电气性能进行系统的研究.
主要成果:
- 冷复合材料 (85%的变形) 实现了最大强度 (548 MPa),高延长度 (8.8%) 和良好的电导率 (86.2%IACS).
- 微观结构分析揭示了导向的石墨烯排列和精炼的铜粒.
- 这些特性有助于增强复合材料的性能.
结论:
- 对石墨烯/铜复合材料的滚动行为的全面了解.
- 为开发高性能石墨烯基复合材料提供了见解.
- 优化的滚动参数对于多功能性质至关重要.
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