Fully substituted ethylene as a new class of highly efficient blue emitting materials for OLEDs

Jong Wook Park, Soo Kang Kim, Young Il Park, Kyoung Soo Kim, Cheol Kyu Choi, Sang Do Lee, Sang Wook Kim

Research output: Contribution to journalConference articlepeer-review

Abstract

We synthesized new blue and bluish green emitting materials by using fully substituted ethylene moieties. Multi-layered EL devices were fabricated with synthesized materials and evaluated in terms of emission color and luminescence efficiency. BPBAPE[EML 4] having high Tg of 1.55 °C showed luminance and power efficiency of 10.33cd/A and 4.0 lm/W without any doping agent. BTBPPA[EML 5] exhibited 5cd/A and 1.67lm/W efficiency with blue CIE value of (0.165, 0.195).

Original languageEnglish
Pages (from-to)363-367
Number of pages5
JournalProceedings of International Meeting on Information Display
Volume2006
Publication statusPublished - 2006
EventIMID/IDMC 2006: 6th Internaional Meeting on Information Display and the 5th International Display Manufacturing Conference - Daegu, Korea, Republic of
Duration: 22 Aug 200625 Aug 2006

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