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US 2021/0242431 A1Published application
Light-emitting device
AssigneeSamsung Display Co., Ltd.
InventorHojung Syn
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AssigneeSamsung Display Co., Ltd.
InventorHojung Syn
Estimating the term…
A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer disposed between the first electrode and the second electrode and including an emission layer; wherein the interlayer further includes: a layer A including an oxide of an inorganic compound; a layer B adjacent to an upper portion of the layer A and including an oxide of an inorganic compound; and a layer C adjacent to a lower portion of the layer A and including an oxide of an inorganic compound, and relationships between a refractive index a of the layer A, a refractive index b of the layer B, and a refractive index c of the layer C satisfy the Equations (1) and (2) defined herein.
A light-emitting device comprising:
The light-emitting device of 8, wherein the layer B comprises an electron transport layer, and the layer C comprises an emission layer.
The light-emitting device of 8, wherein the layer B comprises an electron transport layer, and the layer C comprises a buffer layer.
The light-emitting device of 8, wherein the layer B comprises an electron injection layer, and the layer C comprises an electron transport layer.
The light-emitting device of 8, wherein the layer B comprises a capping layer, and the layer C comprises an electron injection layer.
Dependencies are inferred from the claim text.