Lensfree OLEDs with over 50% external quantum efficiency via external scattering and horizontally oriented emitters

Jinouk Song; Kwon-Hyeon Kim; Eunhye Kim; Chang-Ki Moon; Yun-Hi Kim; Jang-Joo Kim; Seunghyup Yoo

doi:10.1038/s41467-018-05671-x

Nature Communications (Aug 2018)

Lensfree OLEDs with over 50% external quantum efficiency via external scattering and horizontally oriented emitters

Jinouk Song,
Kwon-Hyeon Kim,
Eunhye Kim,
Chang-Ki Moon,
Yun-Hi Kim,
Jang-Joo Kim,
Seunghyup Yoo

Affiliations

Jinouk Song: School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Kwon-Hyeon Kim: Department of Materials Science and Engineering, Seoul National University
Eunhye Kim: School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Chang-Ki Moon: Department of Materials Science and Engineering, Seoul National University
Yun-Hi Kim: Department of Chemistry and Engineering Research Institute (ERI), Gyeongsang National University
Jang-Joo Kim: Department of Materials Science and Engineering, Seoul National University
Seunghyup Yoo: School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST)

DOI: https://doi.org/10.1038/s41467-018-05671-x
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 10

Abstract

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Light extraction approaches based on a macroscopic lens in organic light-emitting diodes (OLEDs) enables competitive performance, but compromise on the technology’s key benefits. Here, the authors demonstrate ultrahigh efficiency OLEDs via a device strategy based on forward light scattering.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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