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Strengthening mechanism of graphene/metal nanolayered composites

  • Beihang University

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

In recent years, graphene/metal nanolayered composites have been synthesized with superior mechanical properties. Experiments showed that the strength and hardness of metals can be dramatically enhanced with ultra-low volume fractions of graphene inclusions, but a fundamental understanding of deformation mechanism of the nanolayered composites is lacking. Molecular dynamics simulation was employed to investigate the deformation mechanisms of graphene/metal nanowires with layered structures. The results show that the strengthening mechanism of nanolayered graphene/metal nanowires depends on the necessary stress for dislocation nucleation and also the surface morphologies. Graphene can be used as an effective barrier against dislocation motion in nanolayered composites. The present results are expected to contribute to the design of novel metal matrix nanocomposites enhanced by graphene.

源语言英语
主期刊名ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials
出版商European Conference on Composite Materials, ECCM
ISBN(电子版)9783000533877
出版状态已出版 - 2016
活动17th European Conference on Composite Materials, ECCM 2016 - Munich, 德国
期限: 26 6月 2016 → 30 6月 2016

丛书

姓名ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials

会议

会议17th European Conference on Composite Materials, ECCM 2016
国家/地区德国
市Munich
时期26/06/16 → 30/06/16

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