Encapsulated electrode
OwnerAlastair Robert Buckley, Christopher Ian Wilkinson +1inventors
InventorsAlastair Robert Buckley, Christopher Ian Wilkinson, David George Lidzey
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Abstract
An organic electroluminescent device includes a two-layer transparent electrode structure comprising a transparent layer 15 of 5-50 nm thickness of reactive material with a work function less than 4 eV, such as calcium, and a transparent layer 16 of electrically inert metal halide material, such as lithium fluoride.
Claims10
An organic electroluminescent device including a two-layer transparent electrode structure comprising a transparent layer of 5-50 nm thickness of reactive material with a work function less than 4 eV, and a transparent layer of electrically inert metal halide material.
A device as claimed in any preceding claim, including an anode formed from a material having a work function greater than 4 eV.
A device as claimed in any preceding claim, comprising a substrate made of glass, plastics or silicon.
A device as claimed in any preceding claim, including a plurality of pixels that can be actively addressed from the substrate.
Dependencies are inferred from the claim text.