| 摘要 |
An organic electroluminescent device comprising at least one organic layer between a pair of electrodes, wherein the organic layers include a luminescent layer, at least one of the organic layers comprises at least one metal complex containing a tri- or higher-dentate ligand, and a compound having a heterocyclic skeleton containing at least two heteroatoms is contained in the organic layer containing the metal complex and/or in other organic layer(s).
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