摘要
光子晶体是上世纪80年代末提出的一种新型功能材料,它独特的性能可以大大提高发光二极管的光提取效率,使其拥有更广阔的应用前景。概述了光子晶体的特性,阐述了光子晶体发光二极管的基本原理,介绍了几种光子晶体发光二极管器件。
Photonic crystal (PC)is a kind of novel functional material proposed in late 80's of last century. Its unique features can improve light-emitting diode's (LED's)light extraction efficiency greatly ,and promote their application propect. This paper summarized PC's traits,expatiated PC LED's fundamental principle and introduced several devices of PC LED.
出处
《激光与光电子学进展》
CSCD
北大核心
2008年第4期62-66,共5页
Laser & Optoelectronics Progress
基金
福建省自然科学基金(E0410018)
国务院侨办科研基金(06QZR02)资助项目
关键词
光子晶体
发光二极管
光子带隙
光提取效率
photonic crystal
light-emitting diode
photonic band gap
light extraction efficiency