abstract |
A practically useful organic electroluminescent element (organic EL element) having a low voltage, high efficiency and high driving stability is provided. This organic electroluminescent element comprises a light emitting layer between opposing anodes and cathodes, the light emitting layer containing two host materials and at least one luminescent dopant, one of the two host materials having one indolocarbazole ring The host material is selected from an indolocarbazole compound or an indolocarbazole compound having two indolocarbazole rings, and the other is a host material selected from carbazole compounds. |