ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF
申请人:BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
公开号:US20220393115A1
公开(公告)日:2022-12-08
Provided are an organic electroluminescent material and a device thereof. The organic electroluminescent material is a metal complex comprising a ligand L
a
having a structure of Formula 1. The metal complex may be used as a light-emitting material in an electroluminescent device. These novel compounds may be applied to electroluminescent devices and can exhibit better performance, achieve higher device efficiency, and significantly improve the overall performance of the devices. Further provided are an electroluminescent device comprising the metal complex and a compound combination comprising the metal complex.