ELECTROLUMINESCENT DEVICE

摘要

An electroluminescent device comprises a hole injecting electrode (2), an electron injecting electrode (5, 69 and at least one organic light emitting layer (4) disposed between said hole injecting electrode (2) and said electron injecting electrode (5, 6) wherein a layered metal chalcogenide layer (3) is disposed between said hole injecting electrode and said light emitting layer.