Phosphorescent organic light-emitting devices: Iridium based emitter materials–An overview

J Jayabharathi, V Thanikachalam… - Coordination Chemistry …, 2023 - Elsevier
This review presents an efficient phosphorescent organic light-emitting diodes (PhOLEDs)
based on Ir (III) complexes with low cost fabrication process. Because of excellent charge …

Characterization of stability and challenges to improve lifetime in perovskite LEDs

SJ Woo, JS Kim, TW Lee - Nature Photonics, 2021 - nature.com
Low stability of perovskite light-emitting diodes (PeLEDs) is the biggest obstacle to the
commercialization of PeLED displays. Here, we cover the current status and challenges in …

Improved efficiency and lifetime of deep‐blue hyperfluorescent organic light‐emitting diode using Pt (II) complex as phosphorescent sensitizer

S Nam, JW Kim, HJ Bae, YM Maruyama… - Advanced …, 2021 - Wiley Online Library
Although the organic light‐emitting diode (OLED) has been successfully commercialized,
the development of deep‐blue OLEDs with high efficiency and long lifetime remains a …

Blue Electrophosphorescence from Iridium(III) Phosphors Bearing Asymmetric Di‐N‐aryl 6‐(trifluoromethyl)‐2H‐imidazo[4,5‐b]pyridin‐2‐ylidene Chelates

J Yan, ZQ Feng, Y Wu, DY Zhou, SM Yiu… - Advanced …, 2024 - Wiley Online Library
Efficient blue phosphors remain a formidable challenge for organic light‐emitting diodes
(OLEDs). To circumvent this obstacle, a series of Ir (III)‐based carbene complexes bearing …

Stable blue phosphorescent organic LEDs that use polariton-enhanced Purcell effects

H Zhao, CE Arneson, D Fan, SR Forrest - Nature, 2024 - nature.com
Phosphorescent organic light-emitting diodes (PHOLEDs) feature high efficiency,,
brightness and colour tunability suitable for both display and lighting applications. However …

Peripheral engineering of Ir (III) emitters with imidazo [4, 5-b] pyrazin-2-ylidene cyclometalates for blue organic light emitting diodes

J Yan, Y Wu, IC Peng, Y Pan, SM Yiu… - Journal of Materials …, 2023 - pubs.rsc.org
Ir (III) based carbene complexes are highly sought after in the field of organic light-emitting
diodes (OLEDs), as they are expected to solve the thorny issue of efficient and durable blue …

Lifetime modeling for organic light-emitting diodes: a review and analysis

J Lee - Journal of Information Display, 2023 - Taylor & Francis
Organic light-emitting diodes (OLEDs) of all kinds inevitably undergo permanent
performance degradation over time, leading to burn-in in the displays made with the OLEDs …

Transition-metal phosphors with emission peak maximum on and beyond the visible spectral boundaries

G Ni, J Yan, Y Wu, F Zhou, PT Chou… - Inorganic Chemistry …, 2023 - pubs.rsc.org
Third-row transition-metal complexes remain a key component in the preparation of light-
emitting layers for future OLED technology. Hence, it is of utmost importance to expand their …

Direct identification of interfacial degradation in blue OLEDs using nanoscale chemical depth profiling

GF Trindade, S Sul, J Kim, R Havelund, A Eyres… - Nature …, 2023 - nature.com
Understanding the degradation mechanism of organic light-emitting diodes (OLED) is
essential to improve device performance and stability. OLED failure, if not process-related …

Management of Polaron Dynamics: A Key Factor for the Long Operational Stability of Exciplex‐Forming Cohost‐Based Organic Light‐Emitting Diodes

KH Lee, SO Jeon, YS Chung, JM Kim… - Advanced Optical …, 2023 - Wiley Online Library
The device performance of phosphorescent organic light‐emitting diodes (PHOLEDs) is
improved by using the exciplex‐forming cohost with the thermally activated delayed …