Recent progress in high‐efficiency blue‐light‐emitting materials for organic light‐emitting diodes

Y Im, SY Byun, JH Kim, DR Lee, CS Oh… - Advanced Functional …, 2017 - Wiley Online Library
Organic light‐emitting diodes (OLEDs) are increasingly used in displays replacing traditional
flat panel displays; eg, liquid crystal displays. Especially, the paradigm shifts in displays from …

Recent development of phenanthroimidazole-based fluorophores for blue organic light-emitting diodes (OLEDs): an overview

J Tagare, S Vaidyanathan - Journal of Materials Chemistry C, 2018 - pubs.rsc.org
The imminent global energy crisis and continuing inefficient energy utilization are driving the
development of smart energy-efficient devices for display and lighting applications. Energy …

Construction of efficient deep blue aggregation-induced emission luminogen from triphenylethene for nondoped organic light-emitting diodes

W Qin, Z Yang, Y Jiang, JWY Lam, G Liang… - Chemistry of …, 2015 - ACS Publications
Deep blue emitters are crucial for full color displays and organic white lighting. Thanks to the
research efforts by scientists, many efficient light emitters with aggregation-induced emission …

Organic light‐emitting diodes based on imidazole semiconductors

WC Chen, ZL Zhu, CS Lee - Advanced Optical Materials, 2018 - Wiley Online Library
Organic light‐emitting diodes (OLEDs) are the most successful product of organic
electronics in the market and continually receive attention from scientific and industrial …

Blue-emitting organic electrofluorescence materials: progress and prospective

WC Chen, CS Lee, QX Tong - Journal of Materials Chemistry C, 2015 - pubs.rsc.org
The intense interest in organic light-emitting devices (OLEDs) originates from their attractive
prospects as the next generation display and lighting technologies. The development of blue …

Achieving efficient violet-blue electroluminescence with CIE y< 0.06 and EQE> 6% from naphthyl-linked phenanthroimidazole–carbazole hybrid fluorophores

WC Chen, Y Yuan, SF Ni, QX Tong, FL Wong… - Chemical …, 2017 - pubs.rsc.org
In this work, we revealed a new approach for the development of efficient violet-blue emitting
materials featuring a hybrid local and charge transfer (HLCT) excited state through the …

Highly efficient deep blue organic light-emitting diodes based on imidazole: significantly enhanced performance by effective energy transfer with negligible efficiency …

T Shan, Y Liu, X Tang, Q Bai, Y Gao… - … applied materials & …, 2016 - ACS Publications
Great efforts have been devoted to develop efficient deep blue organic light-emitting diodes
(OLEDs) materials meeting the standards of European Broadcasting Union (EBU) standard …

Bipolar blue host emitter with unity quantum yield allows full exciton radiation in single-emissive-layer hybrid white organic light-emitting diodes

C Cao, WC Chen, JX Chen, L Yang… - … applied materials & …, 2019 - ACS Publications
Phosphorescence/fluorescence hybrid white organic light-emitting diodes (OLEDs) are
highly appealing for solid-state lighting. One major challenge is how to fully utilize the …

A novel bipolar phenanthroimidazole derivative host material for highly efficient green and orange-red phosphorescent OLEDs with low efficiency roll-off at high …

B Liu, J Zhao, C Luo, F Lu, S Tao… - Journal of Materials …, 2016 - pubs.rsc.org
A new bipolar fluorophore, N, N-diphenyl-4′-(9-(4′-(1-phenyl-1H-phenanthro [9, 10-d]
imidazol-2-yl)-[1, 1′-biphenyl]-4-yl)-9H-fluoren-9-yl)-[1, 1′-biphenyl]-4-amine (PPI-F-TPA) …

Aromatically C6- and C9-Substituted Phenanthro[9,10-d]imidazole Blue Fluorophores: Structure–Property Relationship and Electroluminescent Application

WC Chen, Y Yuan, Y Xiong, AL Rogach… - … applied materials & …, 2017 - ACS Publications
In this study, a series of aromatically substituted phenanthro [9, 10-d] imidazole (PI)
fluorophores at C6 and C9 (no. 6 and 9 carbon atoms) have been synthesized and …