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Title: Radiation emitting device
Inventor: Choong, Vi-En
Choulis, Stelios A.
Mathai, Mathew K.
Keywords: Radiation emitting device
Emitted radiation
Issue Date: 17-Dec-2013
Abstract: A radiation emitting device comprising a first electrode, which emits first charge carriers having a first charge during operation, a first charge carrier transporting layer, which comprises a fluorescent substance, a second charge carrier transporting layer, which contains a phosphorescent substance, and a second electrode, which emits second charge carriers having a second charge during operation, wherein during operation the second charge carrier transporting layer is largely free of first charge carriers.
Rights: OSRAM Opto Semiconductors GmbH
Appears in Collections:Διπλώματα ευρεσιτεχνίας/ Patents

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