Green-emitting iridium(iii) complexes containing pyridine sulfonic acid as ancillary ligands for efficient OLEDs with extremely low efficiency roll-off-Reference-Cited by-同舟云学术

Green-emitting iridium(iii) complexes containing pyridine sulfonic acid as ancillary ligands for efficient OLEDs with extremely low efficiency roll-off

Published:2019 Issue:37 Volume:7 Page:11606-11611
ISSN:2050-7526
Container-title:Journal of Materials Chemistry C
language:en
Short-container-title:J. Mater. Chem. C

Author:

Zhang Lin¹²³⁴⁵,Yan Zhi-Ping¹²³⁴⁵,Tu Zhen-Long¹²³⁴⁵,Wu Zheng-Guang¹²³⁴⁵,Zheng You-Xuan¹²³⁴⁵^ORCID

Affiliation:

1. State Key Laboratory of Coordination Chemistry

2. Collaborative Innovation Center of Advanced Microstructures

3. Jiangsu Key Laboratory of Advanced Organic Materials

4. School of Chemistry and Chemical Engineering

5. Nanjing University

Abstract

A pyridine sulfonic acid has been developed for green-emitting iridium(iii) compounds, which exhibit a EQE_max of 25.5% with an extremely low efficiency roll-off, and the EQE still remains at 22.9% at 20 000 cd m⁻².

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2019/TC/C9TC03937F

Reference48 articles.

1. Very high-efficiency green organic light-emitting devices based on electrophosphorescence

2. Organic electroluminescent diodes

3. High-efficiency fluorescent organic light-emitting devices using a phosphorescent sensitizer