ORGANIC ELECTROLUMINESCENT DEVICE

The present invention relates to an organic electroluminescent device including at least one light-emitting layer B composed of one or more sublayers, wherein the one or more sublayers of the light-emitting layer B as a whole include at least one host material HB, at least one phosphorescence materi...

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Bibliographic Details
Main Authors LIAPTSIS, Georgios, SHARIFIDEHSARI, Hamed, CARBALLO, Jaime Leganés, JOLY, Damien
Format Patent
LanguageEnglish
Published 26.10.2023
Subjects
ELECTRICITY
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Summary:The present invention relates to an organic electroluminescent device including at least one light-emitting layer B composed of one or more sublayers, wherein the one or more sublayers of the light-emitting layer B as a whole include at least one host material HB, at least one phosphorescence material PB, at least one small FWHM emitter SB, and optionally at least one TADF material EB, wherein SB emits light with a full width at half maximum (FWHM) of less than or equal to 0.25 eV.
Bibliography:Application Number: US202118026565