High efficiency red and green Inp-quantum dot light-emitting diodes

Raju Lampande, Su Jeong Kim, Jang Hyuk Kwon

Research output: Contribution to journalConference articlepeer-review

Abstract

We demonstrate high-efficiency red and green indium phosphide (InP) quantum dot light-emitting diodes (QLEDs) comprising low mobility electron transport layer and high mobility  hole transport layer with deep HOMO level. Red and green InP-QLEDs show maximum external quantum efficiency of 21.8% and 13.5%, respectively, and high device stability.

Original languageEnglish
Pages (from-to)415-416
Number of pages2
JournalDigest of Technical Papers - SID International Symposium
Volume52
Issue numberS2
DOIs
Publication statusPublished - 2021
EventInternational Conference on Display Technology, ICDT 2021 - Beijing, China
Duration: 30 May 20212 Jun 2021

Bibliographical note

Publisher Copyright:
© 2021, John Wiley and Sons Inc. All rights reserved.

Keywords

  • Charge balance
  • High mobility hole transport layer
  • Inverted light emitting diode

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