| abstract |
The object of the invention is to provide an organic electroluminescent element which reduces the luminescence starting voltage, increases the luminescence brightness, and has excellent stability with repeated use.The invention achieves these objects by providing an organic electroluminescent element comprising at least a positive electrode, luminescing layer, electron injecting layer, and negative electrode, wherein said electron injecting layer is a compound layer comprising an electron transporting material and metal, and the negative electrode side of said compound layer has a higher percentage of metal. |