The present invention relates to a device for producing electroluminescence comprising an organic light emitting device including an emissive layer comprised of a phosphorescent material and a charge carrying host material (3), wherein the phosphorescent material emits phosphorescent radiation from a triplet molecular excited state when a voltage is applied across the organic light emitting device.
本发明涉及一种用于产生电致发光的装置,该装置包括一个有机发光器件,其中发光层由
磷光材料和携带电荷的主材料(3)组成,当在有机发光器件上施加电压时,
磷光材料从三重分子激发态发出
磷光辐射。