分享好友 知识库首页 频道列表

Light-emitting element, light-emitting device, electronic device, and lighting device

2025-06-18 22:571990下载
文件类型:PDF文档
文件大小:141K
A light-emitting element includes an EL layer between an anode and a cathode, and a first layer, a second layer, and a third layer between the cathode and the EL layer. The first layer provided between the cathode and the second layer is in contact with the cathode and the second layer, and includes a substance having a hole-transport property and an acceptor substance. The second layer provided between the first layer and the third layer is in contact with the first layer and the third layer, and includes a phthalocyanine-based material. The third layer provided between the second layer and the EL layer is in contact with the second layer and the EL layer, and includes an alkali metal, an alkaline-earth metal, a rare-earth metal, an alkali metal compound, an alkaline-earth metal compound, or a rare-earth metal compound.


请登录查看


反对 0
举报 0
收藏 0
打赏 0
评论 0