石墨烯基电磁屏蔽材料的研究进展

Recent progress on graphene-based materials forelectromagnetic interference shielding applications

随着5G技术时代的来临和柔性电子器件的发展,国防和民用等领域对电磁屏蔽材料提出了更高的要求。石墨烯作为一种新型碳材料,具有独特的二维结构以及优异的物理化学性能,使得石墨烯基材料具有柔性好、质量轻、耐腐蚀性强以及高效的电磁屏蔽效能。本文基于电磁屏蔽的基本原理以及石墨烯基电磁屏蔽材料的制备方法,按照纯石墨烯材料、石墨烯基复合材料进行展开,综述了近年来石墨烯基电磁屏蔽材料的研究进展,并对其发展前景进行了展望。

The rise of the era of 5G wireless technology and development of flexible electronic devices have highlighted the key role of electromagnetic shielding materials for national defense and civil use.As a new carbon material,graphene has a unique two-dimensional structure showing excellent physical and chemical properties,which endows graphene-based materials light weight,good flexibility,high corrosion resistance and high electromagnetic shielding effectiveness.The shielding principle and the preparation method of graphene-based material were introduced in this review,and the latest advances on the electromagnetic shielding material were summarized,including pure graphene and graphene-based composite material.In addition,prospects for the future development of new graphene-based electromagnetic shielding materials were discussed.