Organoboron-based multiple-resonance emitters: synthesis, structure–property correlations, and prospects

M Mamada, M Hayakawa, J Ochi… - Chemical Society …, 2024 - pubs.rsc.org
Boron-based multiple-resonance (MR) emitters exhibit the advantages of narrowband
emission, high absolute photoluminescence quantum yield, thermally activated delayed …

A perspective on next-generation hyperfluorescent organic light-emitting diodes

U Deori, GP Nanda, C Murawski, P Rajamalli - Chemical Science, 2024 - pubs.rsc.org
Hyperfluorescence, also known as thermally activated delayed fluorescence (TADF)
sensitized fluorescence, is known as a next-generation efficient and innovative process for …

B− N/B− O Contained Heterocycles as Fusion Locker in Multi‐Resonance Frameworks towards Highly‐efficient and Stable Ultra‐Narrowband Emission

G Meng, J Zhou, T Huang, H Dai, X Li… - Angewandte Chemie …, 2023 - Wiley Online Library
Fusing condensed aromatics into multi‐resonance (MR) frameworks has been an exquisite
strategy to modulate the optoelectronic properties, which, however, always sacrifices the …

Regulation of Multiple Resonance Delayed Fluorescence via Through‐Space Charge Transfer Excited State towards High‐Efficiency and Stable Narrowband …

S Luo, J Wang, N Li, XF Song, X Wan, K Li… - Angewandte …, 2023 - Wiley Online Library
B‐and N‐embedded multiple resonance (MR) type thermally activated delayed fluorescence
(TADF) emitters usually suffer from slow reverse intersystem crossing (RISC) process and …

Peripheral Substitution Engineering of MR‐TADF Emitters Embedded With B‒N Covalent Bond Towards Efficient BT. 2020 Blue Electroluminescence

D Wan, J Zhou, Y Yang, G Meng, D Zhang… - Advanced …, 2024 - Wiley Online Library
Compared with the classical boron/nitrogen (B/N) doped ones, multiple‐resonance
thermally activated delayed fluorescence (MR‐TADF) emitters embedded with B–N covalent …

Activation of Solid-State Emission and Photostability through Molecular Confinement: The Case of Triptycene-Fused Quinacridone Dyes

G Preda, A Aricò, C Botta, D Ravelli, D Merli… - Organic …, 2023 - ACS Publications
We report the facile, metal-free convergent synthesis and the characterization of novel
quinacridone dyes in which two triptycene units end-cap and sterically confine the …

Carbonyl‐and Nitrogen‐Embedded Multi‐Resonance Emitter with Ultra‐Pure Green Emission and High Electroluminescence Efficiencies

L Liang, C Qu, X Fan, K Ye, Y Zhang… - Angewandte Chemie …, 2024 - Wiley Online Library
Multi‐resonance thermally activated delayed fluorescence (MR‐TADF) emitters with narrow
emission spectra have garnered significant attention in future organic light‐emitting diode …

Alignment of Heptagonal Diimide and Triazine Enables Narrowband Pure‐Blue Organic Light‐Emitting Diodes with Low Efficiency Roll‐Off

W Han, J Liu, C Ran, Z Huang, G Gao… - Angewandte Chemie …, 2023 - Wiley Online Library
The endeavor to develop high‐performance narrowband blue organic light‐emitting diodes
(OLEDs) with low efficiency roll‐off represents an attractive challenge. Herein, we introduce …

Regional Functionalization Molecular Design Strategy: A Key to Enhancing the Efficiency of Multi‐Resonance OLEDs

L Wu, X Mu, D Liu, W Li, D Li, J Zhang… - Angewandte Chemie …, 2024 - Wiley Online Library
Herein, we propose a regional functionalization molecular design strategy that enables
independent control of distinct pivotal parameters through different molecule segments …

Spirobifluorene-fused strategy enables pure-green multiple resonance emitters with low efficiency roll-off

H Cheng, J Lan, Y Yang, Z Bin - Materials Horizons, 2024 - pubs.rsc.org
Herein, we present a molecular design strategy centered on the spiroannulation of the MR-
core skeleton to fabricate green MR-emitters and reduce device efficiency roll-off. Fusing 9 …