石墨烯具有独特的力学、热学和光电学性能，良好的热稳定性与化学稳定性，是制备高性能导电薄膜的理想材料之一。 主要介绍了石墨烯薄膜的制备和表征技术以及石墨烯导电薄膜作为电极应用在GaN基LED中的研究进展和存在的问题，并对石墨烯电极的应用前景进行了展望。

Graphene has unique mechanical, thermal, electrical and optical properties, excellent thermal stability and chemical stability. It is one of the most promising materials for fabricating high conductive films in LED industry. This article mainly introduces the fabrication and characterization of graphene, as well as the research progress for graphene as conductive electrodes used in GaN-based light emitting diodes (LEDs). In addition, the application prospect of graphene electrodes is also discussed.