Blue organic light-emitting diodes: current status, challenges, and future outlook

JH Lee, CH Chen, PH Lee, HY Lin, M Leung… - Journal of Materials …, 2019 - pubs.rsc.org
The recent progress of efficiency improvement, emission color tuning, and lifetime
elongation of blue organic light-emitting diodes (OLEDs) is reviewed. The latter is one of the …

Exciplexes in OLEDs: Principles and promises

M Sarma, LM Chen, YS Chen, KT Wong - Materials Science and …, 2022 - Elsevier
Science has always been full of surprises, and organic light-emitting diodes (OLEDs) are no
exception. What exasperates scientists today may entice society tomorrow. The world has …

High triplet energy hosts for blue organic light‐emitting diodes

Y Wang, JH Yun, L Wang, JY Lee - Advanced Functional …, 2021 - Wiley Online Library
Blue organic light‐emitting diodes (OLEDs) have been a bottleneck for OLEDs lighting and
flexible displays. Improving the operational lifetimes and simultaneously decreasing …

High efficiency blue organic light-emitting diodes with below-bandgap electroluminescence

M Vasilopoulou, AR Mohd Yusoff, M Daboczi… - Nature …, 2021 - nature.com
Blue organic light-emitting diodes require high triplet interlayer materials, which induce large
energetic barriers at the interfaces resulting in high device voltages and reduced …

Solution‐processed thermally activated delayed fluorescent OLED with high EQE as 31% using high triplet energy crosslinkable hole transport materials

KW Tsai, MK Hung, YH Mao… - Advanced Functional …, 2019 - Wiley Online Library
Solution‐processed organic light‐emitting diodes (OLEDs) with thermally activated delayed
fluorescent (TADF) material as emitter have attracted much attention because of their low …

High Efficiency Deep‐Blue Phosphorescent Organic Light‐Emitting Diodes with CIE x, y (≤ 0.15) and Low Efficiency Roll‐Off by Employing a High Triplet Energy …

A Maheshwaran, VG Sree, HY Park… - Advanced Functional …, 2018 - Wiley Online Library
Recently, bipolar host materials are the most promising candidates for achieving high
performance phosphorescent organic light‐emitting diodes (PHOLEDs) in order to maximize …

Controlling horizontal dipole orientation and emission spectrum of Ir complexes by chemical design of ancillary ligands for efficient deep‐blue organic light‐emitting …

H Shin, YH Ha, HG Kim, R Kim, SK Kwon… - Advanced …, 2019 - Wiley Online Library
Abstract Deep‐blue emitting Iridium (Ir) complexes with horizontally oriented emitting
dipoles are newly designed and synthesized through engineering of the ancillary ligand …

More than 25,000 h device lifetime in blue phosphorescent organic light-emitting diodes via fast triplet up-conversion of n-type hosts with sub μs triplet exciton lifetime

JH Yun, JS Ha, Y Lee, SW Kang, C Choo… - Chemical Engineering …, 2022 - Elsevier
Understanding and retardation of materials degradation phenomena in blue
phosphorescent organic-light emitting diodes (PhOLEDs) are crucial to replace a fluorescent …

Highly efficient deep-red organic light-emitting devices based on asymmetric iridium (iii) complexes with the thianthrene 5, 5, 10, 10-tetraoxide moiety

Y Sun, X Yang, Z Feng, B Liu, D Zhong… - … applied materials & …, 2019 - ACS Publications
Highly efficient deep-red organic light-emitting devices (OLEDs) are indispensable for
developing high-performance red-green-blue (RGB) displays and white OLEDs (WOLEDs) …

Simultaneous achievement of high efficiency and long lifetime in deep blue phosphorescent organic light‐emitting diodes

KH Choi, KH Lee, JY Lee, T Kim - Advanced Optical Materials, 2019 - Wiley Online Library
High triplet energy exciplex hosts are developed using new electron transport type hosts
with triphenylsilyl blocking groups to obtain high solid state triplet energy and exciplex triplet …