| abstract |
In one aspect, optoelectronic devices are described herein. In some embodiments, an optoelectronic device described herein comprises a radiation transmissive first electrode, a second electrode, a light emitting organic layer disposed between the first electrode and the second electrode, a dielectric layer disposed between the light emitting organic layer and the first electrode and/or second electrode, and a phosphor layer disposed in an optical path of the light emitting organic layer, wherein the light emitting organic layer comprises a singlet emitter phase and a triplet emitter phase. |