journal article·2017-10-02Open access

Non-interlayer hybrid white organic light-emitting diodes via a bipolar mixed host for the blue-fluorescent-emitting layer

Yongwon Kwon, Changhee Lee

Journal of Information Display· Volume 18· Issue 4

Abstract

ABSTRACT The reduction of the interlayer in hybrid white organic light-emitting diodes (WOLEDs) provides a potential for improving the device efficiency. Reported herein are non-interlayer hybrid WOLEDs prepared using a mixed host for the blue-fluorescent-emitting layer. The proposed device exhibits high efficiency with the maximum external quantum efficiency up to 17.1%, and stable colors. Moreover, the effect of the interlayer on the device lifetime was demonstrated.
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Research context

OpenAlex topics: Organic Light-Emitting Diodes Research · Organic Electronics and Photovoltaics · Green IT and Sustainability

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Affiliations

School of Electrical and Computer Engineering, Inter-university Semiconductor Research Center, Seoul National University, Seoul, Republic of Korea

Funding

Industrial Strategic Technology Development Program · Ministry of Trade, Industry · Energy of South Korea · Samsung Display Co., Ltd

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