Electrode modification in organic light-emitting diodes

The rapid development of organic light-emitting diodes (OLEDs) in the past decades has exhibited a promising prospect in commercial application. In order to achieve more satisfying results, a lot of new materials and methods have been used in fabricating OLEDs. This review is mainly focused on the electrode modification in OLEDs, which has been proved to be an effective way to enhance their performances. The prospect of electrode modification is also discussed.