Highly efficient green electroluminescence of iridium(iii) complexes based on (1H-pyrazol-5-yl)pyridine derivatives ancillary ligands with low efficiency roll-off-Reference-Cited by-同舟云学术

Highly efficient green electroluminescence of iridium(iii) complexes based on (1H-pyrazol-5-yl)pyridine derivatives ancillary ligands with low efficiency roll-off

Published:2018 Issue:21 Volume:6 Page:5778-5784
ISSN:2050-7526
Container-title:Journal of Materials Chemistry C
language:en
Short-container-title:J. Mater. Chem. C

Author:

Su Ning¹²³⁴⁵^ORCID,Lu Guang-Zhao¹²³⁴⁵,Zheng You-Xuan¹²³⁴⁵^ORCID

Affiliation:

1. State Key Laboratory of Coordination Chemistry

2. Collaborative Innovation Center of Advanced Microstructures

3. School of Chemistry and Chemical Engineering

4. Nanjing University

5. Nanjing 210023

Abstract

Four efficient green iridium(iii) complexes were applied as emitters in the organic light-emitting diodes, which showing high current efficiency of 92 cd A⁻¹ and external quantum efficiency of 28.90% with low efficiency roll-off.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Jiangsu Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2018/TC/C8TC01182F

Reference51 articles.

1. Rational design and characterization of heteroleptic phosphorescent iridium(iii) complexes for highly efficient deep-blue OLEDs

2. Cyclometalated Ir(iii) complexes containing quinoline–benzimidazole-based N^N ancillary ligands: structural and luminescence modulation by varying the substituent groups or the protonation/deprotonation state of imidazole units