ORGANIC ELECTROLUMINESCENT DEVICE MATERIAL, ORGANIC ELECTROLUMINESCENT DEVICE, DISPLAY AND ILLUMINATING DEVICE

摘要

According to this invention, it is possible to provide an organic electroluminescence element material comprising a metal complex having a specific ligand, and an organic electroluminescence element which exhibits high emission efficiency as well as long emission life, employing the organic electroluminescence element material, and to provide an illumination device and a display device. The electroluminescence element material is characterized by containing a metal complex having a ligand represented by following Formula (1).