Near‐infrared (NIR) organic light‐emitting diodes (OLEDs): challenges and opportunities

A Zampetti, A Minotto, F Cacialli - Advanced Functional …, 2019 - Wiley Online Library
The rapid development of the science and technology of organic semiconductors has
already led to mass application of organic light‐emitting diodes (OLEDs) in television …

Electroluminescent materials toward near ultraviolet region

S Chen, H Xu - Chemical Society Reviews, 2021 - pubs.rsc.org
Near ultraviolet (NUV) light-emitting materials and devices are significant due to unique
applications in anti-counterfeit, manufacturing industries, and hygienic treatments. However …

An ultraviolet thermally activated delayed fluorescence OLED with total external quantum efficiency over 9%

Y Luo, S Li, Y Zhao, C Li, Z Pang, Y Huang… - Advanced …, 2020 - Wiley Online Library
Owing to the difficulty in acquiring compounds with combined high energy bandgaps and
lower‐lying intramolecular charge‐transfer excited states, the development of ultraviolet …

High steric‐hindrance windmill‐type molecules for efficient ultraviolet to pure‐blue organic light‐emitting diodes via hybridized local and charge‐transfer excited‐state

Z Zhong, X Zhu, X Wang, Y Zheng… - Advanced Functional …, 2022 - Wiley Online Library
Hybridized local and charge‐transfer (HLCT) excited‐state compounds that enable full
exciton utilization through a reverse intersystem conversion (RISC) from a high‐lying triplet …

High-efficiency, low turn-on voltage blue-violet quantum-dot-based light-emitting diodes

H Shen, W Cao, NT Shewmon, C Yang, LS Li… - Nano letters, 2015 - ACS Publications
We report high-efficiency blue-violet quantum-dot-based light-emitting diodes (QD-LEDs) by
using high quantum yield ZnCdS/ZnS graded core–shell QDs with proper surface ligands …

Highly efficient near ultraviolet organic light-emitting diode based on a meta-linked donor–acceptor molecule

H Liu, Q Bai, L Yao, H Zhang, H Xu, S Zhang, W Li… - Chemical …, 2015 - pubs.rsc.org
A novel near ultraviolet (NUV) emitter with a meta-linked donor–acceptor (D–A) structure
between triphenylamine (TPA) and phenanthroimidazole (PPI), mTPA–PPI, was designed …

Narrowband and Pure Violet Organic Emitter with a Full Width at Half Maximum of 14 nm and y Color Coordinate of Below 0.02

HL Lee, WJ Chung, JY Lee - Small, 2020 - Wiley Online Library
Violet organic light‐emitting diodes (OLEDs) with a very narrow emission spectrum with a
full width at half maximum of 14 nm and y color coordinate of 0.02 are developed using a …

Strategic synchronization of 7, 7-dimethyl-5, 7-dihydroindeno [2, 1-b] carbazole for narrow-band, pure violet organic light-emitting diodes with an efficiency of> 5% and …

VV Patil, J Lim, JY Lee - ACS applied materials & interfaces, 2021 - ACS Publications
A novel violet emitter, 1, 3-bis [10, 10-dimethyl-10 H-indeno [2, 1-b]] indolo [3, 2, 1-jk] indolo
[1′, 2′, 3′: 1, 7] indolo [3, 2-b] carbazole (m-FLDID), was designed and synthesized by …

Carbazole/sulfone hybrid D-π-A-structured bipolar fluorophores for high-efficiency blue-violet electroluminescence

J Ye, Z Chen, MK Fung, C Zheng, X Ou… - Chemistry of …, 2013 - ACS Publications
Based on a D-π-A structural strategy incorporating carbazole as a mild electron-donor and
sulfone as an electron-acceptor with a π-conjugation-breaking feature, two novel blue-violet …

Progress on ultraviolet organic electroluminescence and lasing

M Chen, Y Liao, Y Lin, T Xu, W Lan, B Wei… - Journal of Materials …, 2020 - pubs.rsc.org
Ultraviolet (UV) organic optoelectronic devices have attracted extensive research owing to
their great potential in variety of applications such as biological and chemical sensing …