Light emitting device and electronic apparatus including the device

Provided are a light emitting device having excellent light efficiency, low driving voltage, and long lifespan and an electronic apparatus including the light emitting device, in which the light emitting device includes: a first electrode; a second electrode facing the first electrode; and an interl...

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Bibliographic Details
Main Authors LEE HYEON MI, CHO KUN WOOK, KIM KYUNG SIK, LEE JAE YONG, PARK YEONG RONG, YOON SEOK GYU
Format Patent
LanguageEnglish
Korean
Published 25.01.2023
Subjects
ELECTRICITY
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Summary:Provided are a light emitting device having excellent light efficiency, low driving voltage, and long lifespan and an electronic apparatus including the light emitting device, in which the light emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a hole transport region disposed between the first electrode and the emission layer, the first electrode includes a metal oxide having a work function of about 5.3 eV or greater, and the hole transport region includes a heterocyclic compound represented by the following Formula 1. The detailed description of Chemical Formula 1 will be made with reference to the description herein. 제1전극; 상기 제1전극에 대향된 제2전극; 및 상기 제1전극 및 상기 제2전극 사이에 배치되고, 발광층을 포함한 중간층;을 포함하고, 상기 중간층은 상기 제1전극과 상기 발광층 사이에 배치된 정공 수송 영역을 포함하고, 상기 제1전극은 일함수가 5.3 eV 이상인 금속 산화물을 포함하고, 상기 정공 수송 영역은 하기 화학식 1로 표시되는 헤테로고리 화합물을 포함하는, 발광 소자 및 상기 발광 소자를 포함하는 전자 장치가 제공된다: <화학식 1> TIFFpat00111.tif75103 상기 화학식 1에 대한 상세한 설명은 본 명세서에 기재된 바를 참조한다.
Bibliography:Application Number: KR20210091689