LIGHT EMITTING ELEMENT

A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode, and a double buffer layer including a first layer disposed on the emission layer and a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KIM, MINJE, YUN, Juhui, IM, YIRANG, UM, HYUNAH, AHN, HEECHOON, LEE, YESEUL, PARK, YOUNGJIN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode, and a double buffer layer including a first layer disposed on the emission layer and a second layer disposed on the first layer. The first layer includes a first compound, the second layer includes a second compound which is different from the first compound, and the first compound and the second compound are each independently represented by Formula 1 or Formula 2, thereby contributing to increased efficiency and increased life of a light emitting element.